[NET] SCTP: Fix whitespace errors.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Родитель
10297b9931
Коммит
d808ad9ab8
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@ -158,14 +158,14 @@ static struct sctp_association *sctp_association_init(struct sctp_association *a
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* If the 'T5-shutdown-guard' timer is used, it SHOULD be set to the
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* recommended value of 5 times 'RTO.Max'.
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*/
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asoc->timeouts[SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD]
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asoc->timeouts[SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD]
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= 5 * asoc->rto_max;
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asoc->timeouts[SCTP_EVENT_TIMEOUT_HEARTBEAT] = 0;
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asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] = asoc->sackdelay;
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asoc->timeouts[SCTP_EVENT_TIMEOUT_AUTOCLOSE] =
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sp->autoclose * HZ;
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/* Initilizes the timers */
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for (i = SCTP_EVENT_TIMEOUT_NONE; i < SCTP_NUM_TIMEOUT_TYPES; ++i) {
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init_timer(&asoc->timers[i]);
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@ -1334,8 +1334,8 @@ int sctp_assoc_set_bind_addr_from_cookie(struct sctp_association *asoc,
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asoc->ep->base.bind_addr.port, gfp);
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}
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/* Lookup laddr in the bind address list of an association. */
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int sctp_assoc_lookup_laddr(struct sctp_association *asoc,
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/* Lookup laddr in the bind address list of an association. */
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int sctp_assoc_lookup_laddr(struct sctp_association *asoc,
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const union sctp_addr *laddr)
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{
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int found;
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@ -1343,7 +1343,7 @@ int sctp_assoc_lookup_laddr(struct sctp_association *asoc,
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sctp_read_lock(&asoc->base.addr_lock);
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if ((asoc->base.bind_addr.port == ntohs(laddr->v4.sin_port)) &&
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sctp_bind_addr_match(&asoc->base.bind_addr, laddr,
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sctp_sk(asoc->base.sk))) {
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sctp_sk(asoc->base.sk))) {
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found = 1;
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goto out;
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}
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@ -62,7 +62,7 @@ static void sctp_bind_addr_clean(struct sctp_bind_addr *);
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/* Copy 'src' to 'dest' taking 'scope' into account. Omit addresses
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* in 'src' which have a broader scope than 'scope'.
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*/
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int sctp_bind_addr_copy(struct sctp_bind_addr *dest,
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int sctp_bind_addr_copy(struct sctp_bind_addr *dest,
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const struct sctp_bind_addr *src,
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sctp_scope_t scope, gfp_t gfp,
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int flags)
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@ -296,7 +296,7 @@ int sctp_raw_to_bind_addrs(struct sctp_bind_addr *bp, __u8 *raw_addr_list,
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********************************************************************/
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/* Does this contain a specified address? Allow wildcarding. */
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int sctp_bind_addr_match(struct sctp_bind_addr *bp,
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int sctp_bind_addr_match(struct sctp_bind_addr *bp,
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const union sctp_addr *addr,
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struct sctp_sock *opt)
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{
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@ -306,7 +306,7 @@ int sctp_bind_addr_match(struct sctp_bind_addr *bp,
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list_for_each(pos, &bp->address_list) {
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laddr = list_entry(pos, struct sctp_sockaddr_entry, list);
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if (opt->pf->cmp_addr(&laddr->a, addr, opt))
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return 1;
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return 1;
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}
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return 0;
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@ -329,12 +329,12 @@ union sctp_addr *sctp_find_unmatch_addr(struct sctp_bind_addr *bp,
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list_for_each(pos, &bp->address_list) {
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laddr = list_entry(pos, struct sctp_sockaddr_entry, list);
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addr_buf = (union sctp_addr *)addrs;
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for (i = 0; i < addrcnt; i++) {
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addr = (union sctp_addr *)addr_buf;
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af = sctp_get_af_specific(addr->v4.sin_family);
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if (!af)
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if (!af)
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return NULL;
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if (opt->pf->cmp_addr(&laddr->a, addr, opt))
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@ -350,7 +350,7 @@ union sctp_addr *sctp_find_unmatch_addr(struct sctp_bind_addr *bp,
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}
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/* Copy out addresses from the global local address list. */
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static int sctp_copy_one_addr(struct sctp_bind_addr *dest,
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static int sctp_copy_one_addr(struct sctp_bind_addr *dest,
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union sctp_addr *addr,
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sctp_scope_t scope, gfp_t gfp,
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int flags)
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@ -1,40 +1,40 @@
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/* SCTP kernel reference Implementation
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* Copyright (c) 1999-2001 Motorola, Inc.
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* Copyright (c) 2001-2003 International Business Machines, Corp.
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*
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*
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* This file is part of the SCTP kernel reference Implementation
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*
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*
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* SCTP Checksum functions
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*
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* The SCTP reference implementation is free software;
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* you can redistribute it and/or modify it under the terms of
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*
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* The SCTP reference implementation is free software;
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* you can redistribute it and/or modify it under the terms of
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* the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* The SCTP reference implementation is distributed in the hope that it
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*
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* The SCTP reference implementation is distributed in the hope that it
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* will be useful, but WITHOUT ANY WARRANTY; without even the implied
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* ************************
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU CC; see the file COPYING. If not, write to
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* the Free Software Foundation, 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Boston, MA 02111-1307, USA.
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*
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* Please send any bug reports or fixes you make to the
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* email address(es):
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* lksctp developers <lksctp-developers@lists.sourceforge.net>
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*
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*
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* Or submit a bug report through the following website:
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* http://www.sf.net/projects/lksctp
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*
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* Written or modified by:
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* Dinakaran Joseph
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* Written or modified by:
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* Dinakaran Joseph
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* Jon Grimm <jgrimm@us.ibm.com>
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* Sridhar Samudrala <sri@us.ibm.com>
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*
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*
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* Any bugs reported given to us we will try to fix... any fixes shared will
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* be incorporated into the next SCTP release.
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*/
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@ -135,10 +135,10 @@ static const __u32 crc_c[256] = {
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0x79B737BA, 0x8BDCB4B9, 0x988C474D, 0x6AE7C44E,
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0xBE2DA0A5, 0x4C4623A6, 0x5F16D052, 0xAD7D5351,
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};
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__u32 sctp_start_cksum(__u8 *buffer, __u16 length)
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{
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__u32 crc32 = ~(__u32) 0;
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__u32 crc32 = ~(__u32) 0;
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__u32 i;
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/* Optimize this routine to be SCTP specific, knowing how
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@ -147,7 +147,7 @@ __u32 sctp_start_cksum(__u8 *buffer, __u16 length)
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/* Calculate CRC up to the checksum. */
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for (i = 0; i < (sizeof(struct sctphdr) - sizeof(__u32)); i++)
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CRC32C(crc32, buffer[i]);
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CRC32C(crc32, buffer[i]);
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/* Skip checksum field of the header. */
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for (i = 0; i < sizeof(__u32); i++)
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@ -175,13 +175,13 @@ __u32 sctp_update_copy_cksum(__u8 *to, __u8 *from, __u16 length, __u32 crc32)
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__u32 i;
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__u32 *_to = (__u32 *)to;
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__u32 *_from = (__u32 *)from;
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for (i = 0; i < (length/4); i++) {
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_to[i] = _from[i];
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CRC32C(crc32, from[i*4]);
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CRC32C(crc32, from[i*4+1]);
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CRC32C(crc32, from[i*4+2]);
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CRC32C(crc32, from[i*4+3]);
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CRC32C(crc32, from[i*4+3]);
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}
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return crc32;
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@ -3,48 +3,48 @@
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* Copyright (c) 1999-2000 Cisco, Inc.
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* Copyright (c) 1999-2001 Motorola, Inc.
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* Copyright (c) 2001 Intel Corp.
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*
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*
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* This file is part of the SCTP kernel reference Implementation
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*
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*
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* This file is part of the implementation of the add-IP extension,
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* based on <draft-ietf-tsvwg-addip-sctp-02.txt> June 29, 2001,
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* for the SCTP kernel reference Implementation.
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*
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*
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* This file converts numerical ID value to alphabetical names for SCTP
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* terms such as chunk type, parameter time, event type, etc.
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*
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* The SCTP reference implementation is free software;
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* you can redistribute it and/or modify it under the terms of
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*
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* The SCTP reference implementation is free software;
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* you can redistribute it and/or modify it under the terms of
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* the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* The SCTP reference implementation is distributed in the hope that it
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*
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* The SCTP reference implementation is distributed in the hope that it
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* will be useful, but WITHOUT ANY WARRANTY; without even the implied
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* ************************
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU CC; see the file COPYING. If not, write to
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* the Free Software Foundation, 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Boston, MA 02111-1307, USA.
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*
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* Please send any bug reports or fixes you make to the
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* email address(es):
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* lksctp developers <lksctp-developers@lists.sourceforge.net>
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*
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*
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* Or submit a bug report through the following website:
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* http://www.sf.net/projects/lksctp
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*
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* Written or modified by:
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* Written or modified by:
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* La Monte H.P. Yarroll <piggy@acm.org>
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* Karl Knutson <karl@athena.chicago.il.us>
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* Xingang Guo <xingang.guo@intel.com>
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* Jon Grimm <jgrimm@us.ibm.com>
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* Daisy Chang <daisyc@us.ibm.com>
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* Sridhar Samudrala <sri@us.ibm.com>
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*
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*
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* Any bugs reported given to us we will try to fix... any fixes shared will
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* be incorporated into the next SCTP release.
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*/
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@ -81,7 +81,7 @@ const char *sctp_cname(const sctp_subtype_t cid)
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return "illegal chunk id";
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if (cid.chunk <= SCTP_CID_BASE_MAX)
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return sctp_cid_tbl[cid.chunk];
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switch (cid.chunk) {
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case SCTP_CID_ASCONF:
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return "ASCONF";
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@ -154,7 +154,7 @@ const char *sctp_pname(const sctp_subtype_t id)
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static const char *sctp_other_tbl[] = {
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"NO_PENDING_TSN",
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"ICMP_PROTO_UNREACH",
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"ICMP_PROTO_UNREACH",
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};
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/* Lookup "other" debug name. */
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@ -369,7 +369,7 @@ static void sctp_endpoint_bh_rcv(struct work_struct *work)
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chunk->transport->last_time_heard = jiffies;
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error = sctp_do_sm(SCTP_EVENT_T_CHUNK, subtype, state,
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ep, asoc, chunk, GFP_ATOMIC);
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ep, asoc, chunk, GFP_ATOMIC);
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if (error && chunk)
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chunk->pdiscard = 1;
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|
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|
@ -226,7 +226,7 @@ int sctp_rcv(struct sk_buff *skb)
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nf_reset(skb);
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if (sk_filter(sk, skb))
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goto discard_release;
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goto discard_release;
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/* Create an SCTP packet structure. */
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chunk = sctp_chunkify(skb, asoc, sk);
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@ -293,11 +293,11 @@ discard_release:
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int sctp_backlog_rcv(struct sock *sk, struct sk_buff *skb)
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{
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struct sctp_chunk *chunk = SCTP_INPUT_CB(skb)->chunk;
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struct sctp_inq *inqueue = &chunk->rcvr->inqueue;
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struct sctp_ep_common *rcvr = NULL;
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struct sctp_inq *inqueue = &chunk->rcvr->inqueue;
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struct sctp_ep_common *rcvr = NULL;
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int backloged = 0;
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rcvr = chunk->rcvr;
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rcvr = chunk->rcvr;
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/* If the rcvr is dead then the association or endpoint
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* has been deleted and we can safely drop the chunk
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|
@ -347,7 +347,7 @@ done:
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else
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BUG();
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return 0;
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return 0;
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}
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static void sctp_add_backlog(struct sock *sk, struct sk_buff *skb)
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|
@ -399,7 +399,7 @@ void sctp_icmp_frag_needed(struct sock *sk, struct sctp_association *asoc,
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* Normally, if PMTU discovery is disabled, an ICMP Fragmentation
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* Needed will never be sent, but if a message was sent before
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* PMTU discovery was disabled that was larger than the PMTU, it
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* would not be fragmented, so it must be re-transmitted fragmented.
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* would not be fragmented, so it must be re-transmitted fragmented.
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*/
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sctp_retransmit(&asoc->outqueue, t, SCTP_RTXR_PMTUD);
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}
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|
@ -416,8 +416,8 @@ void sctp_icmp_frag_needed(struct sock *sk, struct sctp_association *asoc,
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*
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*/
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void sctp_icmp_proto_unreachable(struct sock *sk,
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struct sctp_association *asoc,
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struct sctp_transport *t)
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struct sctp_association *asoc,
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struct sctp_transport *t)
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{
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SCTP_DEBUG_PRINTK("%s\n", __FUNCTION__);
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|
|
|
@ -2,43 +2,43 @@
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* Copyright (c) 1999-2000 Cisco, Inc.
|
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* Copyright (c) 1999-2001 Motorola, Inc.
|
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* Copyright (c) 2002 International Business Machines, Corp.
|
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*
|
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*
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* This file is part of the SCTP kernel reference Implementation
|
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*
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*
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* These functions are the methods for accessing the SCTP inqueue.
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*
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* An SCTP inqueue is a queue into which you push SCTP packets
|
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* (which might be bundles or fragments of chunks) and out of which you
|
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* pop SCTP whole chunks.
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*
|
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* The SCTP reference implementation is free software;
|
||||
* you can redistribute it and/or modify it under the terms of
|
||||
*
|
||||
* The SCTP reference implementation is free software;
|
||||
* you can redistribute it and/or modify it under the terms of
|
||||
* the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2, or (at your option)
|
||||
* any later version.
|
||||
*
|
||||
* The SCTP reference implementation is distributed in the hope that it
|
||||
*
|
||||
* The SCTP reference implementation is distributed in the hope that it
|
||||
* will be useful, but WITHOUT ANY WARRANTY; without even the implied
|
||||
* ************************
|
||||
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||
* See the GNU General Public License for more details.
|
||||
*
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with GNU CC; see the file COPYING. If not, write to
|
||||
* the Free Software Foundation, 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*
|
||||
* Please send any bug reports or fixes you make to the
|
||||
* email address(es):
|
||||
* lksctp developers <lksctp-developers@lists.sourceforge.net>
|
||||
*
|
||||
*
|
||||
* Or submit a bug report through the following website:
|
||||
* http://www.sf.net/projects/lksctp
|
||||
*
|
||||
* Written or modified by:
|
||||
* Written or modified by:
|
||||
* La Monte H.P. Yarroll <piggy@acm.org>
|
||||
* Karl Knutson <karl@athena.chicago.il.us>
|
||||
*
|
||||
*
|
||||
* Any bugs reported given to us we will try to fix... any fixes shared will
|
||||
* be incorporated into the next SCTP release.
|
||||
*/
|
||||
|
@ -152,8 +152,8 @@ struct sctp_chunk *sctp_inq_pop(struct sctp_inq *queue)
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chunk->data_accepted = 0;
|
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}
|
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|
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chunk->chunk_hdr = ch;
|
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chunk->chunk_end = ((__u8 *)ch) + WORD_ROUND(ntohs(ch->length));
|
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chunk->chunk_hdr = ch;
|
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chunk->chunk_end = ((__u8 *)ch) + WORD_ROUND(ntohs(ch->length));
|
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/* In the unlikely case of an IP reassembly, the skb could be
|
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* non-linear. If so, update chunk_end so that it doesn't go past
|
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* the skb->tail.
|
||||
|
@ -169,11 +169,11 @@ struct sctp_chunk *sctp_inq_pop(struct sctp_inq *queue)
|
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/* This is not a singleton */
|
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chunk->singleton = 0;
|
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} else if (chunk->chunk_end > chunk->skb->tail) {
|
||||
/* RFC 2960, Section 6.10 Bundling
|
||||
/* RFC 2960, Section 6.10 Bundling
|
||||
*
|
||||
* Partial chunks MUST NOT be placed in an SCTP packet.
|
||||
* If the receiver detects a partial chunk, it MUST drop
|
||||
* the chunk.
|
||||
* the chunk.
|
||||
*
|
||||
* Since the end of the chunk is past the end of our buffer
|
||||
* (which contains the whole packet, we can freely discard
|
||||
|
|
|
@ -236,7 +236,7 @@ static struct dst_entry *sctp_v6_get_dst(struct sctp_association *asoc,
|
|||
ipv6_addr_copy(&fl.fl6_dst, &daddr->v6.sin6_addr);
|
||||
if (ipv6_addr_type(&daddr->v6.sin6_addr) & IPV6_ADDR_LINKLOCAL)
|
||||
fl.oif = daddr->v6.sin6_scope_id;
|
||||
|
||||
|
||||
|
||||
SCTP_DEBUG_PRINTK("%s: DST=" NIP6_FMT " ",
|
||||
__FUNCTION__, NIP6(fl.fl6_dst));
|
||||
|
|
|
@ -1,39 +1,39 @@
|
|||
/* SCTP kernel reference Implementation
|
||||
* (C) Copyright IBM Corp. 2001, 2004
|
||||
*
|
||||
*
|
||||
* This file is part of the SCTP kernel reference Implementation
|
||||
*
|
||||
*
|
||||
* Support for memory object debugging. This allows one to monitor the
|
||||
* object allocations/deallocations for types instrumented for this
|
||||
* via the proc fs.
|
||||
*
|
||||
* The SCTP reference implementation is free software;
|
||||
* you can redistribute it and/or modify it under the terms of
|
||||
* object allocations/deallocations for types instrumented for this
|
||||
* via the proc fs.
|
||||
*
|
||||
* The SCTP reference implementation is free software;
|
||||
* you can redistribute it and/or modify it under the terms of
|
||||
* the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2, or (at your option)
|
||||
* any later version.
|
||||
*
|
||||
* The SCTP reference implementation is distributed in the hope that it
|
||||
*
|
||||
* The SCTP reference implementation is distributed in the hope that it
|
||||
* will be useful, but WITHOUT ANY WARRANTY; without even the implied
|
||||
* ************************
|
||||
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||
* See the GNU General Public License for more details.
|
||||
*
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with GNU CC; see the file COPYING. If not, write to
|
||||
* the Free Software Foundation, 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*
|
||||
* Please send any bug reports or fixes you make to the
|
||||
* email address(es):
|
||||
* lksctp developers <lksctp-developers@lists.sourceforge.net>
|
||||
*
|
||||
*
|
||||
* Or submit a bug report through the following website:
|
||||
* http://www.sf.net/projects/lksctp
|
||||
*
|
||||
* Written or modified by:
|
||||
* Written or modified by:
|
||||
* Jon Grimm <jgrimm@us.ibm.com>
|
||||
*
|
||||
*
|
||||
* Any bugs reported given to us we will try to fix... any fixes shared will
|
||||
* be incorporated into the next SCTP release.
|
||||
*/
|
||||
|
@ -121,7 +121,7 @@ done:
|
|||
if (len > length)
|
||||
len = length;
|
||||
|
||||
return len;
|
||||
return len;
|
||||
}
|
||||
|
||||
/* Initialize the objcount in the proc filesystem. */
|
||||
|
@ -131,7 +131,7 @@ void sctp_dbg_objcnt_init(void)
|
|||
ent = create_proc_read_entry("sctp_dbg_objcnt", 0, proc_net_sctp,
|
||||
sctp_dbg_objcnt_read, NULL);
|
||||
if (!ent)
|
||||
printk(KERN_WARNING
|
||||
printk(KERN_WARNING
|
||||
"sctp_dbg_objcnt: Unable to create /proc entry.\n");
|
||||
}
|
||||
|
||||
|
|
|
@ -85,8 +85,8 @@ struct sctp_packet *sctp_packet_config(struct sctp_packet *packet,
|
|||
chunk = sctp_get_ecne_prepend(packet->transport->asoc);
|
||||
|
||||
/* If there a is a prepend chunk stick it on the list before
|
||||
* any other chunks get appended.
|
||||
*/
|
||||
* any other chunks get appended.
|
||||
*/
|
||||
if (chunk)
|
||||
sctp_packet_append_chunk(packet, chunk);
|
||||
}
|
||||
|
@ -110,8 +110,8 @@ struct sctp_packet *sctp_packet_init(struct sctp_packet *packet,
|
|||
packet->destination_port = dport;
|
||||
INIT_LIST_HEAD(&packet->chunk_list);
|
||||
if (asoc) {
|
||||
struct sctp_sock *sp = sctp_sk(asoc->base.sk);
|
||||
overhead = sp->pf->af->net_header_len;
|
||||
struct sctp_sock *sp = sctp_sk(asoc->base.sk);
|
||||
overhead = sp->pf->af->net_header_len;
|
||||
} else {
|
||||
overhead = sizeof(struct ipv6hdr);
|
||||
}
|
||||
|
@ -442,7 +442,7 @@ int sctp_packet_transmit(struct sctp_packet *packet)
|
|||
* acknowledged or have failed.
|
||||
*/
|
||||
if (!sctp_chunk_is_data(chunk))
|
||||
sctp_chunk_free(chunk);
|
||||
sctp_chunk_free(chunk);
|
||||
}
|
||||
|
||||
/* Perform final transformation on checksum. */
|
||||
|
@ -528,7 +528,7 @@ err:
|
|||
list_for_each_entry_safe(chunk, tmp, &packet->chunk_list, list) {
|
||||
list_del_init(&chunk->list);
|
||||
if (!sctp_chunk_is_data(chunk))
|
||||
sctp_chunk_free(chunk);
|
||||
sctp_chunk_free(chunk);
|
||||
}
|
||||
goto out;
|
||||
nomem:
|
||||
|
|
|
@ -376,7 +376,7 @@ static void sctp_insert_list(struct list_head *head, struct list_head *new)
|
|||
}
|
||||
}
|
||||
if (!done)
|
||||
list_add_tail(new, head);
|
||||
list_add_tail(new, head);
|
||||
}
|
||||
|
||||
/* Mark all the eligible packets on a transport for retransmission. */
|
||||
|
@ -578,7 +578,7 @@ static int sctp_outq_flush_rtx(struct sctp_outq *q, struct sctp_packet *pkt,
|
|||
break;
|
||||
|
||||
case SCTP_XMIT_RWND_FULL:
|
||||
/* Send this packet. */
|
||||
/* Send this packet. */
|
||||
if ((error = sctp_packet_transmit(pkt)) == 0)
|
||||
*start_timer = 1;
|
||||
|
||||
|
@ -590,7 +590,7 @@ static int sctp_outq_flush_rtx(struct sctp_outq *q, struct sctp_packet *pkt,
|
|||
break;
|
||||
|
||||
case SCTP_XMIT_NAGLE_DELAY:
|
||||
/* Send this packet. */
|
||||
/* Send this packet. */
|
||||
if ((error = sctp_packet_transmit(pkt)) == 0)
|
||||
*start_timer = 1;
|
||||
|
||||
|
@ -605,7 +605,7 @@ static int sctp_outq_flush_rtx(struct sctp_outq *q, struct sctp_packet *pkt,
|
|||
*/
|
||||
list_add_tail(lchunk, &transport->transmitted);
|
||||
|
||||
/* Mark the chunk as ineligible for fast retransmit
|
||||
/* Mark the chunk as ineligible for fast retransmit
|
||||
* after it is retransmitted.
|
||||
*/
|
||||
if (chunk->fast_retransmit > 0)
|
||||
|
@ -703,11 +703,11 @@ int sctp_outq_flush(struct sctp_outq *q, int rtx_timeout)
|
|||
* inactive.
|
||||
*
|
||||
* 3.3.6 Heartbeat Acknowledgement:
|
||||
* ...
|
||||
* ...
|
||||
* A HEARTBEAT ACK is always sent to the source IP
|
||||
* address of the IP datagram containing the
|
||||
* HEARTBEAT chunk to which this ack is responding.
|
||||
* ...
|
||||
* ...
|
||||
*/
|
||||
if (chunk->chunk_hdr->type != SCTP_CID_HEARTBEAT &&
|
||||
chunk->chunk_hdr->type != SCTP_CID_HEARTBEAT_ACK)
|
||||
|
@ -914,7 +914,7 @@ int sctp_outq_flush(struct sctp_outq *q, int rtx_timeout)
|
|||
BUG();
|
||||
}
|
||||
|
||||
/* BUG: We assume that the sctp_packet_transmit()
|
||||
/* BUG: We assume that the sctp_packet_transmit()
|
||||
* call below will succeed all the time and add the
|
||||
* chunk to the transmitted list and restart the
|
||||
* timers.
|
||||
|
@ -1266,7 +1266,7 @@ static void sctp_check_transmitted(struct sctp_outq *q,
|
|||
* first instance of the packet or a later
|
||||
* instance).
|
||||
*/
|
||||
if (!tchunk->tsn_gap_acked &&
|
||||
if (!tchunk->tsn_gap_acked &&
|
||||
!tchunk->resent &&
|
||||
tchunk->rtt_in_progress) {
|
||||
tchunk->rtt_in_progress = 0;
|
||||
|
@ -1275,7 +1275,7 @@ static void sctp_check_transmitted(struct sctp_outq *q,
|
|||
rtt);
|
||||
}
|
||||
}
|
||||
if (TSN_lte(tsn, sack_ctsn)) {
|
||||
if (TSN_lte(tsn, sack_ctsn)) {
|
||||
/* RFC 2960 6.3.2 Retransmission Timer Rules
|
||||
*
|
||||
* R3) Whenever a SACK is received
|
||||
|
@ -1590,7 +1590,7 @@ static void sctp_mark_missing(struct sctp_outq *q,
|
|||
SCTP_DEBUG_PRINTK("%s: transport: %p, cwnd: %d, "
|
||||
"ssthresh: %d, flight_size: %d, pba: %d\n",
|
||||
__FUNCTION__, transport, transport->cwnd,
|
||||
transport->ssthresh, transport->flight_size,
|
||||
transport->ssthresh, transport->flight_size,
|
||||
transport->partial_bytes_acked);
|
||||
}
|
||||
}
|
||||
|
@ -1603,7 +1603,7 @@ static int sctp_acked(struct sctp_sackhdr *sack, __u32 tsn)
|
|||
__u16 gap;
|
||||
__u32 ctsn = ntohl(sack->cum_tsn_ack);
|
||||
|
||||
if (TSN_lte(tsn, ctsn))
|
||||
if (TSN_lte(tsn, ctsn))
|
||||
goto pass;
|
||||
|
||||
/* 3.3.4 Selective Acknowledgement (SACK) (3):
|
||||
|
@ -1657,7 +1657,7 @@ static void sctp_generate_fwdtsn(struct sctp_outq *q, __u32 ctsn)
|
|||
|
||||
/* PR-SCTP C1) Let SackCumAck be the Cumulative TSN ACK carried in the
|
||||
* received SACK.
|
||||
*
|
||||
*
|
||||
* If (Advanced.Peer.Ack.Point < SackCumAck), then update
|
||||
* Advanced.Peer.Ack.Point to be equal to SackCumAck.
|
||||
*/
|
||||
|
@ -1671,7 +1671,7 @@ static void sctp_generate_fwdtsn(struct sctp_outq *q, __u32 ctsn)
|
|||
*
|
||||
* Assuming that a SACK arrived with the Cumulative TSN ACK 102
|
||||
* and the Advanced.Peer.Ack.Point is updated to this value:
|
||||
*
|
||||
*
|
||||
* out-queue at the end of ==> out-queue after Adv.Ack.Point
|
||||
* normal SACK processing local advancement
|
||||
* ... ...
|
||||
|
@ -1692,7 +1692,7 @@ static void sctp_generate_fwdtsn(struct sctp_outq *q, __u32 ctsn)
|
|||
|
||||
/* Remove any chunks in the abandoned queue that are acked by
|
||||
* the ctsn.
|
||||
*/
|
||||
*/
|
||||
if (TSN_lte(tsn, ctsn)) {
|
||||
list_del_init(lchunk);
|
||||
if (!chunk->tsn_gap_acked) {
|
||||
|
@ -1743,7 +1743,7 @@ static void sctp_generate_fwdtsn(struct sctp_outq *q, __u32 ctsn)
|
|||
*/
|
||||
if (asoc->adv_peer_ack_point > ctsn)
|
||||
ftsn_chunk = sctp_make_fwdtsn(asoc, asoc->adv_peer_ack_point,
|
||||
nskips, &ftsn_skip_arr[0]);
|
||||
nskips, &ftsn_skip_arr[0]);
|
||||
|
||||
if (ftsn_chunk) {
|
||||
list_add_tail(&ftsn_chunk->list, &q->control_chunk_list);
|
||||
|
|
|
@ -70,7 +70,7 @@ int sctp_primitive_ ## name(struct sctp_association *asoc, \
|
|||
\
|
||||
error = sctp_do_sm(event_type, subtype, state, ep, asoc, \
|
||||
arg, GFP_KERNEL); \
|
||||
return error; \
|
||||
return error; \
|
||||
}
|
||||
|
||||
/* 10.1 ULP-to-SCTP
|
||||
|
@ -207,7 +207,7 @@ DECLARE_PRIMITIVE(REQUESTHEARTBEAT);
|
|||
|
||||
/* ADDIP
|
||||
* 3.1.1 Address Configuration Change Chunk (ASCONF)
|
||||
*
|
||||
*
|
||||
* This chunk is used to communicate to the remote endpoint one of the
|
||||
* configuration change requests that MUST be acknowledged. The
|
||||
* information carried in the ASCONF Chunk uses the form of a
|
||||
|
|
|
@ -77,7 +77,7 @@ static struct snmp_mib sctp_snmp_list[] = {
|
|||
|
||||
/* Return the current value of a particular entry in the mib by adding its
|
||||
* per cpu counters.
|
||||
*/
|
||||
*/
|
||||
static unsigned long
|
||||
fold_field(void *mib[], int nr)
|
||||
{
|
||||
|
@ -102,7 +102,7 @@ static int sctp_snmp_seq_show(struct seq_file *seq, void *v)
|
|||
|
||||
for (i = 0; sctp_snmp_list[i].name != NULL; i++)
|
||||
seq_printf(seq, "%-32s\t%ld\n", sctp_snmp_list[i].name,
|
||||
fold_field((void **)sctp_statistics,
|
||||
fold_field((void **)sctp_statistics,
|
||||
sctp_snmp_list[i].entry));
|
||||
|
||||
return 0;
|
||||
|
|
|
@ -102,11 +102,11 @@ static __init int sctp_proc_init(void)
|
|||
}
|
||||
|
||||
if (sctp_snmp_proc_init())
|
||||
goto out_nomem;
|
||||
goto out_nomem;
|
||||
if (sctp_eps_proc_init())
|
||||
goto out_nomem;
|
||||
goto out_nomem;
|
||||
if (sctp_assocs_proc_init())
|
||||
goto out_nomem;
|
||||
goto out_nomem;
|
||||
|
||||
return 0;
|
||||
|
||||
|
@ -114,7 +114,7 @@ out_nomem:
|
|||
return -ENOMEM;
|
||||
}
|
||||
|
||||
/* Clean up the proc fs entry for the SCTP protocol.
|
||||
/* Clean up the proc fs entry for the SCTP protocol.
|
||||
* Note: Do not make this __exit as it is used in the init error
|
||||
* path.
|
||||
*/
|
||||
|
@ -286,7 +286,7 @@ static int sctp_v4_to_addr_param(const union sctp_addr *addr,
|
|||
|
||||
param->v4.param_hdr.type = SCTP_PARAM_IPV4_ADDRESS;
|
||||
param->v4.param_hdr.length = htons(length);
|
||||
param->v4.addr.s_addr = addr->v4.sin_addr.s_addr;
|
||||
param->v4.addr.s_addr = addr->v4.sin_addr.s_addr;
|
||||
|
||||
return length;
|
||||
}
|
||||
|
@ -344,9 +344,9 @@ static int sctp_v4_addr_valid(union sctp_addr *addr,
|
|||
if (IS_IPV4_UNUSABLE_ADDRESS(&addr->v4.sin_addr.s_addr))
|
||||
return 0;
|
||||
|
||||
/* Is this a broadcast address? */
|
||||
if (skb && ((struct rtable *)skb->dst)->rt_flags & RTCF_BROADCAST)
|
||||
return 0;
|
||||
/* Is this a broadcast address? */
|
||||
if (skb && ((struct rtable *)skb->dst)->rt_flags & RTCF_BROADCAST)
|
||||
return 0;
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
@ -494,7 +494,7 @@ out_unlock:
|
|||
out:
|
||||
if (dst)
|
||||
SCTP_DEBUG_PRINTK("rt_dst:%u.%u.%u.%u, rt_src:%u.%u.%u.%u\n",
|
||||
NIPQUAD(rt->rt_dst), NIPQUAD(rt->rt_src));
|
||||
NIPQUAD(rt->rt_dst), NIPQUAD(rt->rt_src));
|
||||
else
|
||||
SCTP_DEBUG_PRINTK("NO ROUTE\n");
|
||||
|
||||
|
@ -517,14 +517,14 @@ static void sctp_v4_get_saddr(struct sctp_association *asoc,
|
|||
if (rt) {
|
||||
saddr->v4.sin_family = AF_INET;
|
||||
saddr->v4.sin_port = htons(asoc->base.bind_addr.port);
|
||||
saddr->v4.sin_addr.s_addr = rt->rt_src;
|
||||
saddr->v4.sin_addr.s_addr = rt->rt_src;
|
||||
}
|
||||
}
|
||||
|
||||
/* What interface did this skb arrive on? */
|
||||
static int sctp_v4_skb_iif(const struct sk_buff *skb)
|
||||
{
|
||||
return ((struct rtable *)skb->dst)->rt_iif;
|
||||
return ((struct rtable *)skb->dst)->rt_iif;
|
||||
}
|
||||
|
||||
/* Was this packet marked by Explicit Congestion Notification? */
|
||||
|
@ -569,7 +569,7 @@ static struct sock *sctp_v4_create_accept_sk(struct sock *sk,
|
|||
newinet->dport = htons(asoc->peer.port);
|
||||
newinet->daddr = asoc->peer.primary_addr.v4.sin_addr.s_addr;
|
||||
newinet->pmtudisc = inet->pmtudisc;
|
||||
newinet->id = asoc->next_tsn ^ jiffies;
|
||||
newinet->id = asoc->next_tsn ^ jiffies;
|
||||
|
||||
newinet->uc_ttl = -1;
|
||||
newinet->mc_loop = 1;
|
||||
|
|
|
@ -118,7 +118,7 @@ void sctp_init_cause(struct sctp_chunk *chunk, __be16 cause_code,
|
|||
int padlen;
|
||||
__u16 len;
|
||||
|
||||
/* Cause code constants are now defined in network order. */
|
||||
/* Cause code constants are now defined in network order. */
|
||||
err.cause = cause_code;
|
||||
len = sizeof(sctp_errhdr_t) + paylen;
|
||||
padlen = len % 4;
|
||||
|
@ -295,11 +295,11 @@ struct sctp_chunk *sctp_make_init_ack(const struct sctp_association *asoc,
|
|||
*/
|
||||
chunksize = sizeof(initack) + addrs_len + cookie_len + unkparam_len;
|
||||
|
||||
/* Tell peer that we'll do ECN only if peer advertised such cap. */
|
||||
/* Tell peer that we'll do ECN only if peer advertised such cap. */
|
||||
if (asoc->peer.ecn_capable)
|
||||
chunksize += sizeof(ecap_param);
|
||||
|
||||
/* Tell peer that we'll do PR-SCTP only if peer advertised. */
|
||||
/* Tell peer that we'll do PR-SCTP only if peer advertised. */
|
||||
if (asoc->peer.prsctp_capable)
|
||||
chunksize += sizeof(prsctp_param);
|
||||
|
||||
|
@ -728,7 +728,7 @@ struct sctp_chunk *sctp_make_shutdown_complete(
|
|||
if (retval && chunk)
|
||||
retval->transport = chunk->transport;
|
||||
|
||||
return retval;
|
||||
return retval;
|
||||
}
|
||||
|
||||
/* Create an ABORT. Note that we set the T bit if we have no
|
||||
|
@ -844,7 +844,7 @@ err_chunk:
|
|||
return retval;
|
||||
}
|
||||
|
||||
/* Make an ABORT chunk with a PROTOCOL VIOLATION cause code. */
|
||||
/* Make an ABORT chunk with a PROTOCOL VIOLATION cause code. */
|
||||
struct sctp_chunk *sctp_make_abort_violation(
|
||||
const struct sctp_association *asoc,
|
||||
const struct sctp_chunk *chunk,
|
||||
|
@ -1265,8 +1265,8 @@ static sctp_cookie_param_t *sctp_pack_cookie(const struct sctp_endpoint *ep,
|
|||
/* Header size is static data prior to the actual cookie, including
|
||||
* any padding.
|
||||
*/
|
||||
headersize = sizeof(sctp_paramhdr_t) +
|
||||
(sizeof(struct sctp_signed_cookie) -
|
||||
headersize = sizeof(sctp_paramhdr_t) +
|
||||
(sizeof(struct sctp_signed_cookie) -
|
||||
sizeof(struct sctp_cookie));
|
||||
bodysize = sizeof(struct sctp_cookie)
|
||||
+ ntohs(init_chunk->chunk_hdr->length) + addrs_len;
|
||||
|
@ -1315,7 +1315,7 @@ static sctp_cookie_param_t *sctp_pack_cookie(const struct sctp_endpoint *ep,
|
|||
memcpy((__u8 *)&cookie->c.peer_init[0] +
|
||||
ntohs(init_chunk->chunk_hdr->length), raw_addrs, addrs_len);
|
||||
|
||||
if (sctp_sk(ep->base.sk)->hmac) {
|
||||
if (sctp_sk(ep->base.sk)->hmac) {
|
||||
struct hash_desc desc;
|
||||
|
||||
/* Sign the message. */
|
||||
|
@ -1324,8 +1324,8 @@ static sctp_cookie_param_t *sctp_pack_cookie(const struct sctp_endpoint *ep,
|
|||
sg.length = bodysize;
|
||||
keylen = SCTP_SECRET_SIZE;
|
||||
key = (char *)ep->secret_key[ep->current_key];
|
||||
desc.tfm = sctp_sk(ep->base.sk)->hmac;
|
||||
desc.flags = 0;
|
||||
desc.tfm = sctp_sk(ep->base.sk)->hmac;
|
||||
desc.flags = 0;
|
||||
|
||||
if (crypto_hash_setkey(desc.tfm, key, keylen) ||
|
||||
crypto_hash_digest(&desc, &sg, bodysize, cookie->signature))
|
||||
|
@ -1365,7 +1365,7 @@ struct sctp_association *sctp_unpack_cookie(
|
|||
* any padding.
|
||||
*/
|
||||
headersize = sizeof(sctp_chunkhdr_t) +
|
||||
(sizeof(struct sctp_signed_cookie) -
|
||||
(sizeof(struct sctp_signed_cookie) -
|
||||
sizeof(struct sctp_cookie));
|
||||
bodysize = ntohs(chunk->chunk_hdr->length) - headersize;
|
||||
fixed_size = headersize + sizeof(struct sctp_cookie);
|
||||
|
@ -1593,7 +1593,7 @@ static int sctp_process_inv_paramlength(const struct sctp_association *asoc,
|
|||
struct sctp_chunk **errp)
|
||||
{
|
||||
char error[] = "The following parameter had invalid length:";
|
||||
size_t payload_len = WORD_ROUND(sizeof(error)) +
|
||||
size_t payload_len = WORD_ROUND(sizeof(error)) +
|
||||
sizeof(sctp_paramhdr_t);
|
||||
|
||||
|
||||
|
@ -1752,7 +1752,7 @@ static int sctp_verify_param(const struct sctp_association *asoc,
|
|||
case SCTP_PARAM_FWD_TSN_SUPPORT:
|
||||
if (sctp_prsctp_enable)
|
||||
break;
|
||||
/* Fall Through */
|
||||
/* Fall Through */
|
||||
default:
|
||||
SCTP_DEBUG_PRINTK("Unrecognized param: %d for chunk %d.\n",
|
||||
ntohs(param.p->type), cid);
|
||||
|
@ -1861,7 +1861,7 @@ int sctp_process_init(struct sctp_association *asoc, sctp_cid_t cid,
|
|||
sctp_walk_params(param, peer_init, init_hdr.params) {
|
||||
|
||||
if (!sctp_process_param(asoc, param, peer_addr, gfp))
|
||||
goto clean_up;
|
||||
goto clean_up;
|
||||
}
|
||||
|
||||
/* Walk list of transports, removing transports in the UNKNOWN state. */
|
||||
|
@ -1937,7 +1937,7 @@ int sctp_process_init(struct sctp_association *asoc, sctp_cid_t cid,
|
|||
*/
|
||||
|
||||
/* Allocate storage for the negotiated streams if it is not a temporary
|
||||
* association.
|
||||
* association.
|
||||
*/
|
||||
if (!asoc->temp) {
|
||||
int assoc_id;
|
||||
|
@ -2109,7 +2109,7 @@ static int sctp_process_param(struct sctp_association *asoc,
|
|||
asoc->peer.prsctp_capable = 1;
|
||||
break;
|
||||
}
|
||||
/* Fall Through */
|
||||
/* Fall Through */
|
||||
default:
|
||||
/* Any unrecognized parameters should have been caught
|
||||
* and handled by sctp_verify_param() which should be
|
||||
|
@ -2168,7 +2168,7 @@ __u32 sctp_generate_tsn(const struct sctp_endpoint *ep)
|
|||
* | ASCONF Parameter #N |
|
||||
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|
||||
*
|
||||
* Address Parameter and other parameter will not be wrapped in this function
|
||||
* Address Parameter and other parameter will not be wrapped in this function
|
||||
*/
|
||||
static struct sctp_chunk *sctp_make_asconf(struct sctp_association *asoc,
|
||||
union sctp_addr *addr,
|
||||
|
@ -2290,7 +2290,7 @@ struct sctp_chunk *sctp_make_asconf_update_ip(struct sctp_association *asoc,
|
|||
* | Address Parameter |
|
||||
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|
||||
*
|
||||
* Create an ASCONF chunk with Set Primary IP address parameter.
|
||||
* Create an ASCONF chunk with Set Primary IP address parameter.
|
||||
*/
|
||||
struct sctp_chunk *sctp_make_asconf_set_prim(struct sctp_association *asoc,
|
||||
union sctp_addr *addr)
|
||||
|
@ -2339,7 +2339,7 @@ struct sctp_chunk *sctp_make_asconf_set_prim(struct sctp_association *asoc,
|
|||
* | ASCONF Parameter Response#N |
|
||||
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|
||||
*
|
||||
* Create an ASCONF_ACK chunk with enough space for the parameter responses.
|
||||
* Create an ASCONF_ACK chunk with enough space for the parameter responses.
|
||||
*/
|
||||
static struct sctp_chunk *sctp_make_asconf_ack(const struct sctp_association *asoc,
|
||||
__u32 serial, int vparam_len)
|
||||
|
@ -2381,7 +2381,7 @@ static void sctp_add_asconf_response(struct sctp_chunk *chunk, __be32 crr_id,
|
|||
ntohs(asconf_param->param_hdr.length);
|
||||
}
|
||||
|
||||
/* Add Success Indication or Error Cause Indication parameter. */
|
||||
/* Add Success Indication or Error Cause Indication parameter. */
|
||||
ack_param.param_hdr.type = response_type;
|
||||
ack_param.param_hdr.length = htons(sizeof(ack_param) +
|
||||
err_param_len +
|
||||
|
@ -2424,11 +2424,11 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
|
|||
switch (asconf_param->param_hdr.type) {
|
||||
case SCTP_PARAM_ADD_IP:
|
||||
/* ADDIP 4.3 D9) If an endpoint receives an ADD IP address
|
||||
* request and does not have the local resources to add this
|
||||
* new address to the association, it MUST return an Error
|
||||
* Cause TLV set to the new error code 'Operation Refused
|
||||
* Due to Resource Shortage'.
|
||||
*/
|
||||
* request and does not have the local resources to add this
|
||||
* new address to the association, it MUST return an Error
|
||||
* Cause TLV set to the new error code 'Operation Refused
|
||||
* Due to Resource Shortage'.
|
||||
*/
|
||||
|
||||
peer = sctp_assoc_add_peer(asoc, &addr, GFP_ATOMIC, SCTP_UNCONFIRMED);
|
||||
if (!peer)
|
||||
|
@ -2440,10 +2440,10 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
|
|||
break;
|
||||
case SCTP_PARAM_DEL_IP:
|
||||
/* ADDIP 4.3 D7) If a request is received to delete the
|
||||
* last remaining IP address of a peer endpoint, the receiver
|
||||
* MUST send an Error Cause TLV with the error cause set to the
|
||||
* new error code 'Request to Delete Last Remaining IP Address'.
|
||||
*/
|
||||
* last remaining IP address of a peer endpoint, the receiver
|
||||
* MUST send an Error Cause TLV with the error cause set to the
|
||||
* new error code 'Request to Delete Last Remaining IP Address'.
|
||||
*/
|
||||
pos = asoc->peer.transport_addr_list.next;
|
||||
if (pos->next == &asoc->peer.transport_addr_list)
|
||||
return SCTP_ERROR_DEL_LAST_IP;
|
||||
|
@ -2475,7 +2475,7 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
|
|||
return SCTP_ERROR_NO_ERROR;
|
||||
}
|
||||
|
||||
/* Process an incoming ASCONF chunk with the next expected serial no. and
|
||||
/* Process an incoming ASCONF chunk with the next expected serial no. and
|
||||
* return an ASCONF_ACK chunk to be sent in response.
|
||||
*/
|
||||
struct sctp_chunk *sctp_process_asconf(struct sctp_association *asoc,
|
||||
|
@ -2495,19 +2495,19 @@ struct sctp_chunk *sctp_process_asconf(struct sctp_association *asoc,
|
|||
hdr = (sctp_addiphdr_t *)asconf->skb->data;
|
||||
serial = ntohl(hdr->serial);
|
||||
|
||||
/* Skip the addiphdr and store a pointer to address parameter. */
|
||||
/* Skip the addiphdr and store a pointer to address parameter. */
|
||||
length = sizeof(sctp_addiphdr_t);
|
||||
addr_param = (union sctp_addr_param *)(asconf->skb->data + length);
|
||||
chunk_len -= length;
|
||||
|
||||
/* Skip the address parameter and store a pointer to the first
|
||||
* asconf paramter.
|
||||
*/
|
||||
*/
|
||||
length = ntohs(addr_param->v4.param_hdr.length);
|
||||
asconf_param = (sctp_addip_param_t *)((void *)addr_param + length);
|
||||
chunk_len -= length;
|
||||
|
||||
/* create an ASCONF_ACK chunk.
|
||||
/* create an ASCONF_ACK chunk.
|
||||
* Based on the definitions of parameters, we know that the size of
|
||||
* ASCONF_ACK parameters are less than or equal to the twice of ASCONF
|
||||
* paramters.
|
||||
|
@ -2538,7 +2538,7 @@ struct sctp_chunk *sctp_process_asconf(struct sctp_association *asoc,
|
|||
/* ADDIP 4.3 D11) When an endpoint receiving an ASCONF to add
|
||||
* an IP address sends an 'Out of Resource' in its response, it
|
||||
* MUST also fail any subsequent add or delete requests bundled
|
||||
* in the ASCONF.
|
||||
* in the ASCONF.
|
||||
*/
|
||||
if (SCTP_ERROR_RSRC_LOW == err_code)
|
||||
goto done;
|
||||
|
@ -2549,12 +2549,12 @@ struct sctp_chunk *sctp_process_asconf(struct sctp_association *asoc,
|
|||
length);
|
||||
chunk_len -= length;
|
||||
}
|
||||
|
||||
|
||||
done:
|
||||
asoc->peer.addip_serial++;
|
||||
|
||||
/* If we are sending a new ASCONF_ACK hold a reference to it in assoc
|
||||
* after freeing the reference to old asconf ack if any.
|
||||
* after freeing the reference to old asconf ack if any.
|
||||
*/
|
||||
if (asconf_ack) {
|
||||
if (asoc->addip_last_asconf_ack)
|
||||
|
@ -2622,7 +2622,7 @@ static int sctp_asconf_param_success(struct sctp_association *asoc,
|
|||
|
||||
/* Get the corresponding ASCONF response error code from the ASCONF_ACK chunk
|
||||
* for the given asconf parameter. If there is no response for this parameter,
|
||||
* return the error code based on the third argument 'no_err'.
|
||||
* return the error code based on the third argument 'no_err'.
|
||||
* ADDIP 4.1
|
||||
* A7) If an error response is received for a TLV parameter, all TLVs with no
|
||||
* response before the failed TLV are considered successful if not reported.
|
||||
|
@ -2646,7 +2646,7 @@ static __be16 sctp_get_asconf_response(struct sctp_chunk *asconf_ack,
|
|||
|
||||
/* Skip the addiphdr from the asconf_ack chunk and store a pointer to
|
||||
* the first asconf_ack parameter.
|
||||
*/
|
||||
*/
|
||||
length = sizeof(sctp_addiphdr_t);
|
||||
asconf_ack_param = (sctp_addip_param_t *)(asconf_ack->skb->data +
|
||||
length);
|
||||
|
@ -2697,14 +2697,14 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
|
|||
|
||||
/* Skip the chunkhdr and addiphdr from the last asconf sent and store
|
||||
* a pointer to address parameter.
|
||||
*/
|
||||
*/
|
||||
length = sizeof(sctp_addip_chunk_t);
|
||||
addr_param = (union sctp_addr_param *)(asconf->skb->data + length);
|
||||
asconf_len -= length;
|
||||
|
||||
/* Skip the address parameter in the last asconf sent and store a
|
||||
* pointer to the first asconf paramter.
|
||||
*/
|
||||
*/
|
||||
length = ntohs(addr_param->v4.param_hdr.length);
|
||||
asconf_param = (sctp_addip_param_t *)((void *)addr_param + length);
|
||||
asconf_len -= length;
|
||||
|
@ -2741,7 +2741,7 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
|
|||
case SCTP_ERROR_INV_PARAM:
|
||||
/* Disable sending this type of asconf parameter in
|
||||
* future.
|
||||
*/
|
||||
*/
|
||||
asoc->peer.addip_disabled_mask |=
|
||||
asconf_param->param_hdr.type;
|
||||
break;
|
||||
|
@ -2755,7 +2755,7 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
|
|||
|
||||
/* Skip the processed asconf parameter and move to the next
|
||||
* one.
|
||||
*/
|
||||
*/
|
||||
length = ntohs(asconf_param->param_hdr.length);
|
||||
asconf_param = (sctp_addip_param_t *)((void *)asconf_param +
|
||||
length);
|
||||
|
@ -2784,14 +2784,14 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
|
|||
return retval;
|
||||
}
|
||||
|
||||
/* Make a FWD TSN chunk. */
|
||||
/* Make a FWD TSN chunk. */
|
||||
struct sctp_chunk *sctp_make_fwdtsn(const struct sctp_association *asoc,
|
||||
__u32 new_cum_tsn, size_t nstreams,
|
||||
struct sctp_fwdtsn_skip *skiplist)
|
||||
{
|
||||
struct sctp_chunk *retval = NULL;
|
||||
struct sctp_fwdtsn_chunk *ftsn_chunk;
|
||||
struct sctp_fwdtsn_hdr ftsn_hdr;
|
||||
struct sctp_fwdtsn_hdr ftsn_hdr;
|
||||
struct sctp_fwdtsn_skip skip;
|
||||
size_t hint;
|
||||
int i;
|
||||
|
|
|
@ -61,7 +61,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
|
|||
struct sctp_endpoint *ep,
|
||||
struct sctp_association *asoc,
|
||||
void *event_arg,
|
||||
sctp_disposition_t status,
|
||||
sctp_disposition_t status,
|
||||
sctp_cmd_seq_t *commands,
|
||||
gfp_t gfp);
|
||||
static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
|
||||
|
@ -78,7 +78,7 @@ static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
|
|||
********************************************************************/
|
||||
|
||||
/* A helper function for delayed processing of INET ECN CE bit. */
|
||||
static void sctp_do_ecn_ce_work(struct sctp_association *asoc,
|
||||
static void sctp_do_ecn_ce_work(struct sctp_association *asoc,
|
||||
__u32 lowest_tsn)
|
||||
{
|
||||
/* Save the TSN away for comparison when we receive CWR */
|
||||
|
@ -160,7 +160,7 @@ static int sctp_gen_sack(struct sctp_association *asoc, int force,
|
|||
struct sctp_transport *trans = asoc->peer.last_data_from;
|
||||
int error = 0;
|
||||
|
||||
if (force ||
|
||||
if (force ||
|
||||
(!trans && (asoc->param_flags & SPP_SACKDELAY_DISABLE)) ||
|
||||
(trans && (trans->param_flags & SPP_SACKDELAY_DISABLE)))
|
||||
asoc->peer.sack_needed = 1;
|
||||
|
@ -178,7 +178,7 @@ static int sctp_gen_sack(struct sctp_association *asoc, int force,
|
|||
* [This is actually not mentioned in Section 6, but we
|
||||
* implement it here anyway. --piggy]
|
||||
*/
|
||||
if (max_tsn_seen != ctsn)
|
||||
if (max_tsn_seen != ctsn)
|
||||
asoc->peer.sack_needed = 1;
|
||||
|
||||
/* From 6.2 Acknowledgement on Reception of DATA Chunks:
|
||||
|
@ -199,10 +199,10 @@ static int sctp_gen_sack(struct sctp_association *asoc, int force,
|
|||
* for the association.
|
||||
*/
|
||||
if (trans)
|
||||
asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] =
|
||||
asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] =
|
||||
trans->sackdelay;
|
||||
else
|
||||
asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] =
|
||||
asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] =
|
||||
asoc->sackdelay;
|
||||
|
||||
/* Restart the SACK timer. */
|
||||
|
@ -338,8 +338,8 @@ static void sctp_generate_t4_rto_event(unsigned long data)
|
|||
|
||||
static void sctp_generate_t5_shutdown_guard_event(unsigned long data)
|
||||
{
|
||||
struct sctp_association *asoc = (struct sctp_association *)data;
|
||||
sctp_generate_timeout_event(asoc,
|
||||
struct sctp_association *asoc = (struct sctp_association *)data;
|
||||
sctp_generate_timeout_event(asoc,
|
||||
SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD);
|
||||
|
||||
} /* sctp_generate_t5_shutdown_guard_event() */
|
||||
|
@ -380,7 +380,7 @@ void sctp_generate_heartbeat_event(unsigned long data)
|
|||
asoc->state, asoc->ep, asoc,
|
||||
transport, GFP_ATOMIC);
|
||||
|
||||
if (error)
|
||||
if (error)
|
||||
asoc->base.sk->sk_err = -error;
|
||||
|
||||
out_unlock:
|
||||
|
@ -570,7 +570,7 @@ static void sctp_cmd_hb_timers_stop(sctp_cmd_seq_t *cmds,
|
|||
|
||||
/* Helper function to stop any pending T3-RTX timers */
|
||||
static void sctp_cmd_t3_rtx_timers_stop(sctp_cmd_seq_t *cmds,
|
||||
struct sctp_association *asoc)
|
||||
struct sctp_association *asoc)
|
||||
{
|
||||
struct sctp_transport *t;
|
||||
struct list_head *pos;
|
||||
|
@ -675,7 +675,7 @@ static int sctp_cmd_process_sack(sctp_cmd_seq_t *cmds,
|
|||
/* Helper function to set the timeout value for T2-SHUTDOWN timer and to set
|
||||
* the transport for a shutdown chunk.
|
||||
*/
|
||||
static void sctp_cmd_setup_t2(sctp_cmd_seq_t *cmds,
|
||||
static void sctp_cmd_setup_t2(sctp_cmd_seq_t *cmds,
|
||||
struct sctp_association *asoc,
|
||||
struct sctp_chunk *chunk)
|
||||
{
|
||||
|
@ -688,7 +688,7 @@ static void sctp_cmd_setup_t2(sctp_cmd_seq_t *cmds,
|
|||
}
|
||||
|
||||
/* Helper function to change the state of an association. */
|
||||
static void sctp_cmd_new_state(sctp_cmd_seq_t *cmds,
|
||||
static void sctp_cmd_new_state(sctp_cmd_seq_t *cmds,
|
||||
struct sctp_association *asoc,
|
||||
sctp_state_t state)
|
||||
{
|
||||
|
@ -727,7 +727,7 @@ static void sctp_cmd_new_state(sctp_cmd_seq_t *cmds,
|
|||
sctp_state(asoc, SHUTDOWN_RECEIVED)) {
|
||||
/* Wake up any processes waiting in the asoc's wait queue in
|
||||
* sctp_wait_for_connect() or sctp_wait_for_sndbuf().
|
||||
*/
|
||||
*/
|
||||
if (waitqueue_active(&asoc->wait))
|
||||
wake_up_interruptible(&asoc->wait);
|
||||
|
||||
|
@ -749,9 +749,9 @@ static void sctp_cmd_delete_tcb(sctp_cmd_seq_t *cmds,
|
|||
struct sock *sk = asoc->base.sk;
|
||||
|
||||
/* If it is a non-temporary association belonging to a TCP-style
|
||||
* listening socket that is not closed, do not free it so that accept()
|
||||
* listening socket that is not closed, do not free it so that accept()
|
||||
* can pick it up later.
|
||||
*/
|
||||
*/
|
||||
if (sctp_style(sk, TCP) && sctp_sstate(sk, LISTENING) &&
|
||||
(!asoc->temp) && (sk->sk_shutdown != SHUTDOWN_MASK))
|
||||
return;
|
||||
|
@ -764,7 +764,7 @@ static void sctp_cmd_delete_tcb(sctp_cmd_seq_t *cmds,
|
|||
* ADDIP Section 4.1 ASCONF Chunk Procedures
|
||||
* A4) Start a T-4 RTO timer, using the RTO value of the selected
|
||||
* destination address (we use active path instead of primary path just
|
||||
* because primary path may be inactive.
|
||||
* because primary path may be inactive.
|
||||
*/
|
||||
static void sctp_cmd_setup_t4(sctp_cmd_seq_t *cmds,
|
||||
struct sctp_association *asoc,
|
||||
|
@ -777,7 +777,7 @@ static void sctp_cmd_setup_t4(sctp_cmd_seq_t *cmds,
|
|||
chunk->transport = t;
|
||||
}
|
||||
|
||||
/* Process an incoming Operation Error Chunk. */
|
||||
/* Process an incoming Operation Error Chunk. */
|
||||
static void sctp_cmd_process_operr(sctp_cmd_seq_t *cmds,
|
||||
struct sctp_association *asoc,
|
||||
struct sctp_chunk *chunk)
|
||||
|
@ -816,7 +816,7 @@ static void sctp_cmd_process_operr(sctp_cmd_seq_t *cmds,
|
|||
}
|
||||
|
||||
/* Process variable FWDTSN chunk information. */
|
||||
static void sctp_cmd_process_fwdtsn(struct sctp_ulpq *ulpq,
|
||||
static void sctp_cmd_process_fwdtsn(struct sctp_ulpq *ulpq,
|
||||
struct sctp_chunk *chunk)
|
||||
{
|
||||
struct sctp_fwdtsn_skip *skip;
|
||||
|
@ -828,9 +828,9 @@ static void sctp_cmd_process_fwdtsn(struct sctp_ulpq *ulpq,
|
|||
return;
|
||||
}
|
||||
|
||||
/* Helper function to remove the association non-primary peer
|
||||
/* Helper function to remove the association non-primary peer
|
||||
* transports.
|
||||
*/
|
||||
*/
|
||||
static void sctp_cmd_del_non_primary(struct sctp_association *asoc)
|
||||
{
|
||||
struct sctp_transport *t;
|
||||
|
@ -840,7 +840,7 @@ static void sctp_cmd_del_non_primary(struct sctp_association *asoc)
|
|||
list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) {
|
||||
t = list_entry(pos, struct sctp_transport, transports);
|
||||
if (!sctp_cmp_addr_exact(&t->ipaddr,
|
||||
&asoc->peer.primary_addr)) {
|
||||
&asoc->peer.primary_addr)) {
|
||||
sctp_assoc_del_peer(asoc, &t->ipaddr);
|
||||
}
|
||||
}
|
||||
|
@ -915,7 +915,7 @@ int sctp_do_sm(sctp_event_t event_type, sctp_subtype_t subtype,
|
|||
DEBUG_POST;
|
||||
|
||||
error = sctp_side_effects(event_type, subtype, state,
|
||||
ep, asoc, event_arg, status,
|
||||
ep, asoc, event_arg, status,
|
||||
&commands, gfp);
|
||||
DEBUG_POST_SFX;
|
||||
|
||||
|
@ -968,7 +968,7 @@ static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
|
|||
error = -ENOMEM;
|
||||
break;
|
||||
|
||||
case SCTP_DISPOSITION_DELETE_TCB:
|
||||
case SCTP_DISPOSITION_DELETE_TCB:
|
||||
/* This should now be a command. */
|
||||
break;
|
||||
|
||||
|
@ -1021,7 +1021,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
|
|||
struct sctp_endpoint *ep,
|
||||
struct sctp_association *asoc,
|
||||
void *event_arg,
|
||||
sctp_disposition_t status,
|
||||
sctp_disposition_t status,
|
||||
sctp_cmd_seq_t *commands,
|
||||
gfp_t gfp)
|
||||
{
|
||||
|
@ -1057,7 +1057,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
|
|||
case SCTP_CMD_NEW_ASOC:
|
||||
/* Register a new association. */
|
||||
if (local_cork) {
|
||||
sctp_outq_uncork(&asoc->outqueue);
|
||||
sctp_outq_uncork(&asoc->outqueue);
|
||||
local_cork = 0;
|
||||
}
|
||||
asoc = cmd->obj.ptr;
|
||||
|
@ -1074,7 +1074,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
|
|||
sctp_outq_teardown(&asoc->outqueue);
|
||||
break;
|
||||
|
||||
case SCTP_CMD_DELETE_TCB:
|
||||
case SCTP_CMD_DELETE_TCB:
|
||||
if (local_cork) {
|
||||
sctp_outq_uncork(&asoc->outqueue);
|
||||
local_cork = 0;
|
||||
|
@ -1104,7 +1104,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
|
|||
|
||||
case SCTP_CMD_PROCESS_FWDTSN:
|
||||
sctp_cmd_process_fwdtsn(&asoc->ulpq, cmd->obj.ptr);
|
||||
break;
|
||||
break;
|
||||
|
||||
case SCTP_CMD_GEN_SACK:
|
||||
/* Generate a Selective ACK.
|
||||
|
@ -1162,12 +1162,12 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
|
|||
SCTP_CHUNK(cmd->obj.ptr));
|
||||
|
||||
/* FIXME - Eventually come up with a cleaner way to
|
||||
* enabling COOKIE-ECHO + DATA bundling during
|
||||
* multihoming stale cookie scenarios, the following
|
||||
* command plays with asoc->peer.retran_path to
|
||||
* avoid the problem of sending the COOKIE-ECHO and
|
||||
* DATA in different paths, which could result
|
||||
* in the association being ABORTed if the DATA chunk
|
||||
* enabling COOKIE-ECHO + DATA bundling during
|
||||
* multihoming stale cookie scenarios, the following
|
||||
* command plays with asoc->peer.retran_path to
|
||||
* avoid the problem of sending the COOKIE-ECHO and
|
||||
* DATA in different paths, which could result
|
||||
* in the association being ABORTed if the DATA chunk
|
||||
* is processed first by the server. Checking the
|
||||
* init error counter simply causes this command
|
||||
* to be executed only during failed attempts of
|
||||
|
@ -1177,7 +1177,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
|
|||
asoc->peer.primary_path) &&
|
||||
(asoc->init_err_counter > 0)) {
|
||||
sctp_add_cmd_sf(commands,
|
||||
SCTP_CMD_FORCE_PRIM_RETRAN,
|
||||
SCTP_CMD_FORCE_PRIM_RETRAN,
|
||||
SCTP_NULL());
|
||||
}
|
||||
|
||||
|
|
|
@ -189,7 +189,7 @@ sctp_disposition_t sctp_sf_do_4_C(const struct sctp_endpoint *ep,
|
|||
0, 0, 0, GFP_ATOMIC);
|
||||
if (ev)
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP,
|
||||
SCTP_ULPEVENT(ev));
|
||||
SCTP_ULPEVENT(ev));
|
||||
|
||||
/* Upon reception of the SHUTDOWN COMPLETE chunk the endpoint
|
||||
* will verify that it is in SHUTDOWN-ACK-SENT state, if it is
|
||||
|
@ -228,7 +228,7 @@ sctp_disposition_t sctp_sf_do_4_C(const struct sctp_endpoint *ep,
|
|||
* Verification Tag field to Tag_A, and also provide its own
|
||||
* Verification Tag (Tag_Z) in the Initiate Tag field.
|
||||
*
|
||||
* Verification Tag: Must be 0.
|
||||
* Verification Tag: Must be 0.
|
||||
*
|
||||
* Inputs
|
||||
* (endpoint, asoc, chunk)
|
||||
|
@ -256,7 +256,7 @@ sctp_disposition_t sctp_sf_do_5_1B_init(const struct sctp_endpoint *ep,
|
|||
/* 6.10 Bundling
|
||||
* An endpoint MUST NOT bundle INIT, INIT ACK or
|
||||
* SHUTDOWN COMPLETE with any other chunks.
|
||||
*
|
||||
*
|
||||
* IG Section 2.11.2
|
||||
* Furthermore, we require that the receiver of an INIT chunk MUST
|
||||
* enforce these rules by silently discarding an arriving packet
|
||||
|
@ -282,7 +282,7 @@ sctp_disposition_t sctp_sf_do_5_1B_init(const struct sctp_endpoint *ep,
|
|||
return sctp_sf_tabort_8_4_8(ep, asoc, type, arg, commands);
|
||||
|
||||
/* 3.1 A packet containing an INIT chunk MUST have a zero Verification
|
||||
* Tag.
|
||||
* Tag.
|
||||
*/
|
||||
if (chunk->sctp_hdr->vtag != 0)
|
||||
return sctp_sf_tabort_8_4_8(ep, asoc, type, arg, commands);
|
||||
|
@ -326,7 +326,7 @@ sctp_disposition_t sctp_sf_do_5_1B_init(const struct sctp_endpoint *ep,
|
|||
}
|
||||
}
|
||||
|
||||
/* Grab the INIT header. */
|
||||
/* Grab the INIT header. */
|
||||
chunk->subh.init_hdr = (sctp_inithdr_t *)chunk->skb->data;
|
||||
|
||||
/* Tag the variable length parameters. */
|
||||
|
@ -594,7 +594,7 @@ sctp_disposition_t sctp_sf_do_5_1D_ce(const struct sctp_endpoint *ep,
|
|||
/* "Decode" the chunk. We have no optional parameters so we
|
||||
* are in good shape.
|
||||
*/
|
||||
chunk->subh.cookie_hdr =
|
||||
chunk->subh.cookie_hdr =
|
||||
(struct sctp_signed_cookie *)chunk->skb->data;
|
||||
if (!pskb_pull(chunk->skb, ntohs(chunk->chunk_hdr->length) -
|
||||
sizeof(sctp_chunkhdr_t)))
|
||||
|
@ -665,7 +665,7 @@ sctp_disposition_t sctp_sf_do_5_1D_ce(const struct sctp_endpoint *ep,
|
|||
if (!ev)
|
||||
goto nomem_ev;
|
||||
|
||||
/* Sockets API Draft Section 5.3.1.6
|
||||
/* Sockets API Draft Section 5.3.1.6
|
||||
* When a peer sends a Adaptation Layer Indication parameter , SCTP
|
||||
* delivers this notification to inform the application that of the
|
||||
* peers requested adaptation layer.
|
||||
|
@ -891,7 +891,7 @@ sctp_disposition_t sctp_sf_sendbeat_8_3(const struct sctp_endpoint *ep,
|
|||
sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMER_UPDATE,
|
||||
SCTP_TRANSPORT(transport));
|
||||
|
||||
return SCTP_DISPOSITION_CONSUME;
|
||||
return SCTP_DISPOSITION_CONSUME;
|
||||
}
|
||||
|
||||
/*
|
||||
|
@ -1280,7 +1280,7 @@ static sctp_disposition_t sctp_sf_do_unexpected_init(
|
|||
return sctp_sf_pdiscard(ep, asoc, type, arg, commands);
|
||||
|
||||
/* 3.1 A packet containing an INIT chunk MUST have a zero Verification
|
||||
* Tag.
|
||||
* Tag.
|
||||
*/
|
||||
if (chunk->sctp_hdr->vtag != 0)
|
||||
return sctp_sf_tabort_8_4_8(ep, asoc, type, arg, commands);
|
||||
|
@ -1548,7 +1548,7 @@ sctp_disposition_t sctp_sf_do_5_2_3_initack(const struct sctp_endpoint *ep,
|
|||
/* Per the above section, we'll discard the chunk if we have an
|
||||
* endpoint. If this is an OOTB INIT-ACK, treat it as such.
|
||||
*/
|
||||
if (ep == sctp_sk((sctp_get_ctl_sock()))->ep)
|
||||
if (ep == sctp_sk((sctp_get_ctl_sock()))->ep)
|
||||
return sctp_sf_ootb(ep, asoc, type, arg, commands);
|
||||
else
|
||||
return sctp_sf_discard_chunk(ep, asoc, type, arg, commands);
|
||||
|
@ -1760,9 +1760,9 @@ static sctp_disposition_t sctp_sf_do_dupcook_d(const struct sctp_endpoint *ep,
|
|||
|
||||
/* Clarification from Implementor's Guide:
|
||||
* D) When both local and remote tags match the endpoint should
|
||||
* enter the ESTABLISHED state, if it is in the COOKIE-ECHOED state.
|
||||
* It should stop any cookie timer that may be running and send
|
||||
* a COOKIE ACK.
|
||||
* enter the ESTABLISHED state, if it is in the COOKIE-ECHOED state.
|
||||
* It should stop any cookie timer that may be running and send
|
||||
* a COOKIE ACK.
|
||||
*/
|
||||
|
||||
/* Don't accidentally move back into established state. */
|
||||
|
@ -1786,7 +1786,7 @@ static sctp_disposition_t sctp_sf_do_dupcook_d(const struct sctp_endpoint *ep,
|
|||
SCTP_COMM_UP, 0,
|
||||
asoc->c.sinit_num_ostreams,
|
||||
asoc->c.sinit_max_instreams,
|
||||
GFP_ATOMIC);
|
||||
GFP_ATOMIC);
|
||||
if (!ev)
|
||||
goto nomem;
|
||||
|
||||
|
@ -1870,7 +1870,7 @@ sctp_disposition_t sctp_sf_do_5_2_4_dupcook(const struct sctp_endpoint *ep,
|
|||
/* "Decode" the chunk. We have no optional parameters so we
|
||||
* are in good shape.
|
||||
*/
|
||||
chunk->subh.cookie_hdr = (struct sctp_signed_cookie *)chunk->skb->data;
|
||||
chunk->subh.cookie_hdr = (struct sctp_signed_cookie *)chunk->skb->data;
|
||||
if (!pskb_pull(chunk->skb, ntohs(chunk->chunk_hdr->length) -
|
||||
sizeof(sctp_chunkhdr_t)))
|
||||
goto nomem;
|
||||
|
@ -1936,7 +1936,7 @@ sctp_disposition_t sctp_sf_do_5_2_4_dupcook(const struct sctp_endpoint *ep,
|
|||
default: /* Discard packet for all others. */
|
||||
retval = sctp_sf_pdiscard(ep, asoc, type, arg, commands);
|
||||
break;
|
||||
};
|
||||
};
|
||||
|
||||
/* Delete the tempory new association. */
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_NEW_ASOC, SCTP_ASOC(new_asoc));
|
||||
|
@ -2083,7 +2083,7 @@ sctp_disposition_t sctp_sf_cookie_echoed_err(const struct sctp_endpoint *ep,
|
|||
*/
|
||||
sctp_walk_errors(err, chunk->chunk_hdr) {
|
||||
if (SCTP_ERROR_STALE_COOKIE == err->cause)
|
||||
return sctp_sf_do_5_2_6_stale(ep, asoc, type,
|
||||
return sctp_sf_do_5_2_6_stale(ep, asoc, type,
|
||||
arg, commands);
|
||||
}
|
||||
|
||||
|
@ -2185,10 +2185,10 @@ static sctp_disposition_t sctp_sf_do_5_2_6_stale(const struct sctp_endpoint *ep,
|
|||
*/
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_DEL_NON_PRIMARY, SCTP_NULL());
|
||||
|
||||
/* If we've sent any data bundled with COOKIE-ECHO we will need to
|
||||
* resend
|
||||
/* If we've sent any data bundled with COOKIE-ECHO we will need to
|
||||
* resend
|
||||
*/
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_RETRAN,
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_RETRAN,
|
||||
SCTP_TRANSPORT(asoc->peer.primary_path));
|
||||
|
||||
/* Cast away the const modifier, as we want to just
|
||||
|
@ -2274,7 +2274,7 @@ sctp_disposition_t sctp_sf_do_9_1_abort(const struct sctp_endpoint *ep,
|
|||
error = ((sctp_errhdr_t *)chunk->skb->data)->cause;
|
||||
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR, SCTP_ERROR(ECONNRESET));
|
||||
/* ASSOC_FAILED will DELETE_TCB. */
|
||||
/* ASSOC_FAILED will DELETE_TCB. */
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED, SCTP_PERR(error));
|
||||
SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
|
||||
SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
|
||||
|
@ -2439,7 +2439,7 @@ sctp_disposition_t sctp_sf_do_9_2_shutdown(const struct sctp_endpoint *ep,
|
|||
ev = sctp_ulpevent_make_shutdown_event(asoc, 0, GFP_ATOMIC);
|
||||
if (!ev) {
|
||||
disposition = SCTP_DISPOSITION_NOMEM;
|
||||
goto out;
|
||||
goto out;
|
||||
}
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP, SCTP_ULPEVENT(ev));
|
||||
|
||||
|
@ -2553,7 +2553,7 @@ sctp_disposition_t sctp_sf_do_ecn_cwr(const struct sctp_endpoint *ep,
|
|||
if (!sctp_chunk_length_valid(chunk, sizeof(sctp_ecne_chunk_t)))
|
||||
return sctp_sf_violation_chunklen(ep, asoc, type, arg,
|
||||
commands);
|
||||
|
||||
|
||||
cwr = (sctp_cwrhdr_t *) chunk->skb->data;
|
||||
skb_pull(chunk->skb, sizeof(sctp_cwrhdr_t));
|
||||
|
||||
|
@ -2661,7 +2661,7 @@ sctp_disposition_t sctp_sf_eat_data_6_2(const struct sctp_endpoint *ep,
|
|||
sctp_add_cmd_sf(commands, SCTP_CMD_REPORT_BAD_TAG,
|
||||
SCTP_NULL());
|
||||
return sctp_sf_pdiscard(ep, asoc, type, arg, commands);
|
||||
}
|
||||
}
|
||||
|
||||
if (!sctp_chunk_length_valid(chunk, sizeof(sctp_data_chunk_t)))
|
||||
return sctp_sf_violation_chunklen(ep, asoc, type, arg,
|
||||
|
@ -2743,7 +2743,7 @@ discard_noforce:
|
|||
return SCTP_DISPOSITION_DISCARD;
|
||||
consume:
|
||||
return SCTP_DISPOSITION_CONSUME;
|
||||
|
||||
|
||||
}
|
||||
|
||||
/*
|
||||
|
@ -2930,7 +2930,7 @@ sctp_disposition_t sctp_sf_tabort_8_4_8(const struct sctp_endpoint *ep,
|
|||
/* Make an ABORT. The T bit will be set if the asoc
|
||||
* is NULL.
|
||||
*/
|
||||
abort = sctp_make_abort(asoc, chunk, 0);
|
||||
abort = sctp_make_abort(asoc, chunk, 0);
|
||||
if (!abort) {
|
||||
sctp_ootb_pkt_free(packet);
|
||||
return SCTP_DISPOSITION_NOMEM;
|
||||
|
@ -2994,7 +2994,7 @@ sctp_disposition_t sctp_sf_operr_notify(const struct sctp_endpoint *ep,
|
|||
}
|
||||
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_OPERR,
|
||||
SCTP_CHUNK(chunk));
|
||||
SCTP_CHUNK(chunk));
|
||||
}
|
||||
return SCTP_DISPOSITION_CONSUME;
|
||||
|
||||
|
@ -3128,7 +3128,7 @@ sctp_disposition_t sctp_sf_ootb(const struct sctp_endpoint *ep,
|
|||
*/
|
||||
if (SCTP_CID_ABORT == ch->type)
|
||||
return sctp_sf_pdiscard(ep, asoc, type, arg, commands);
|
||||
|
||||
|
||||
ch = (sctp_chunkhdr_t *) ch_end;
|
||||
} while (ch_end < skb->tail);
|
||||
|
||||
|
@ -3175,8 +3175,8 @@ static sctp_disposition_t sctp_sf_shut_8_4_5(const struct sctp_endpoint *ep,
|
|||
|
||||
if (packet) {
|
||||
/* Make an SHUTDOWN_COMPLETE.
|
||||
* The T bit will be set if the asoc is NULL.
|
||||
*/
|
||||
* The T bit will be set if the asoc is NULL.
|
||||
*/
|
||||
shut = sctp_make_shutdown_complete(asoc, chunk);
|
||||
if (!shut) {
|
||||
sctp_ootb_pkt_free(packet);
|
||||
|
@ -3261,10 +3261,10 @@ sctp_disposition_t sctp_sf_do_asconf(const struct sctp_endpoint *ep,
|
|||
|
||||
/* ADDIP 4.2 C1) Compare the value of the serial number to the value
|
||||
* the endpoint stored in a new association variable
|
||||
* 'Peer-Serial-Number'.
|
||||
* 'Peer-Serial-Number'.
|
||||
*/
|
||||
if (serial == asoc->peer.addip_serial + 1) {
|
||||
/* ADDIP 4.2 C2) If the value found in the serial number is
|
||||
/* ADDIP 4.2 C2) If the value found in the serial number is
|
||||
* equal to the ('Peer-Serial-Number' + 1), the endpoint MUST
|
||||
* do V1-V5.
|
||||
*/
|
||||
|
@ -3285,9 +3285,9 @@ sctp_disposition_t sctp_sf_do_asconf(const struct sctp_endpoint *ep,
|
|||
else
|
||||
return SCTP_DISPOSITION_DISCARD;
|
||||
} else {
|
||||
/* ADDIP 4.2 C4) Otherwise, the ASCONF Chunk is discarded since
|
||||
/* ADDIP 4.2 C4) Otherwise, the ASCONF Chunk is discarded since
|
||||
* it must be either a stale packet or from an attacker.
|
||||
*/
|
||||
*/
|
||||
return SCTP_DISPOSITION_DISCARD;
|
||||
}
|
||||
|
||||
|
@ -3296,7 +3296,7 @@ sctp_disposition_t sctp_sf_do_asconf(const struct sctp_endpoint *ep,
|
|||
* being responded to.
|
||||
*/
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(asconf_ack));
|
||||
|
||||
|
||||
return SCTP_DISPOSITION_CONSUME;
|
||||
}
|
||||
|
||||
|
@ -3307,7 +3307,7 @@ sctp_disposition_t sctp_sf_do_asconf(const struct sctp_endpoint *ep,
|
|||
*/
|
||||
sctp_disposition_t sctp_sf_do_asconf_ack(const struct sctp_endpoint *ep,
|
||||
const struct sctp_association *asoc,
|
||||
const sctp_subtype_t type, void *arg,
|
||||
const sctp_subtype_t type, void *arg,
|
||||
sctp_cmd_seq_t *commands)
|
||||
{
|
||||
struct sctp_chunk *asconf_ack = arg;
|
||||
|
@ -3359,7 +3359,7 @@ sctp_disposition_t sctp_sf_do_asconf_ack(const struct sctp_endpoint *ep,
|
|||
SCTP_TO(SCTP_EVENT_TIMEOUT_T4_RTO));
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_DISCARD_PACKET,SCTP_NULL());
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR,
|
||||
SCTP_ERROR(ECONNABORTED));
|
||||
SCTP_ERROR(ECONNABORTED));
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
|
||||
SCTP_PERR(SCTP_ERROR_ASCONF_ACK));
|
||||
SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
|
||||
|
@ -3387,7 +3387,7 @@ sctp_disposition_t sctp_sf_do_asconf_ack(const struct sctp_endpoint *ep,
|
|||
*/
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_DISCARD_PACKET,SCTP_NULL());
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR,
|
||||
SCTP_ERROR(ECONNABORTED));
|
||||
SCTP_ERROR(ECONNABORTED));
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
|
||||
SCTP_PERR(SCTP_ERROR_ASCONF_ACK));
|
||||
SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
|
||||
|
@ -3451,17 +3451,17 @@ sctp_disposition_t sctp_sf_eat_fwd_tsn(const struct sctp_endpoint *ep,
|
|||
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_REPORT_FWDTSN, SCTP_U32(tsn));
|
||||
if (len > sizeof(struct sctp_fwdtsn_hdr))
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_FWDTSN,
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_FWDTSN,
|
||||
SCTP_CHUNK(chunk));
|
||||
|
||||
|
||||
/* Count this as receiving DATA. */
|
||||
if (asoc->autoclose) {
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_RESTART,
|
||||
SCTP_TO(SCTP_EVENT_TIMEOUT_AUTOCLOSE));
|
||||
}
|
||||
|
||||
|
||||
/* FIXME: For now send a SACK, but DATA processing may
|
||||
* send another.
|
||||
* send another.
|
||||
*/
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_GEN_SACK, SCTP_NOFORCE());
|
||||
|
||||
|
@ -3511,9 +3511,9 @@ sctp_disposition_t sctp_sf_eat_fwd_tsn_fast(
|
|||
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_REPORT_FWDTSN, SCTP_U32(tsn));
|
||||
if (len > sizeof(struct sctp_fwdtsn_hdr))
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_FWDTSN,
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_FWDTSN,
|
||||
SCTP_CHUNK(chunk));
|
||||
|
||||
|
||||
/* Go a head and force a SACK, since we are shutting down. */
|
||||
gen_shutdown:
|
||||
/* Implementor's Guide.
|
||||
|
@ -3527,7 +3527,7 @@ gen_shutdown:
|
|||
sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_RESTART,
|
||||
SCTP_TO(SCTP_EVENT_TIMEOUT_T2_SHUTDOWN));
|
||||
|
||||
return SCTP_DISPOSITION_CONSUME;
|
||||
return SCTP_DISPOSITION_CONSUME;
|
||||
}
|
||||
|
||||
/*
|
||||
|
@ -3706,7 +3706,7 @@ sctp_disposition_t sctp_sf_violation(const struct sctp_endpoint *ep,
|
|||
* if it's length is set to be smaller then the size of sctp_sack_chunk_t.
|
||||
*
|
||||
* We inform the other end by sending an ABORT with a Protocol Violation
|
||||
* error code.
|
||||
* error code.
|
||||
*
|
||||
* Section: Not specified
|
||||
* Verification Tag: Nothing to do
|
||||
|
@ -3747,7 +3747,7 @@ static sctp_disposition_t sctp_sf_violation_chunklen(
|
|||
SCTP_PERR(SCTP_ERROR_PROTO_VIOLATION));
|
||||
} else {
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR,
|
||||
SCTP_ERROR(ECONNABORTED));
|
||||
SCTP_ERROR(ECONNABORTED));
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
|
||||
SCTP_PERR(SCTP_ERROR_PROTO_VIOLATION));
|
||||
SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
|
||||
|
@ -3756,7 +3756,7 @@ static sctp_disposition_t sctp_sf_violation_chunklen(
|
|||
sctp_add_cmd_sf(commands, SCTP_CMD_DISCARD_PACKET, SCTP_NULL());
|
||||
|
||||
SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
|
||||
|
||||
|
||||
return SCTP_DISPOSITION_ABORT;
|
||||
|
||||
nomem:
|
||||
|
@ -4437,7 +4437,7 @@ sctp_disposition_t sctp_sf_do_9_2_start_shutdown(
|
|||
/* sctp-implguide 2.10 Issues with Heartbeating and failover
|
||||
*
|
||||
* HEARTBEAT ... is discontinued after sending either SHUTDOWN
|
||||
* or SHUTDOWN-ACK.
|
||||
* or SHUTDOWN-ACK.
|
||||
*/
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMERS_STOP, SCTP_NULL());
|
||||
|
||||
|
@ -4515,7 +4515,7 @@ sctp_disposition_t sctp_sf_do_9_2_shutdown_ack(
|
|||
/* sctp-implguide 2.10 Issues with Heartbeating and failover
|
||||
*
|
||||
* HEARTBEAT ... is discontinued after sending either SHUTDOWN
|
||||
* or SHUTDOWN-ACK.
|
||||
* or SHUTDOWN-ACK.
|
||||
*/
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMERS_STOP, SCTP_NULL());
|
||||
|
||||
|
@ -4874,7 +4874,7 @@ sctp_disposition_t sctp_sf_t4_timer_expire(
|
|||
/* ADDIP 4.1 B4) Re-transmit the ASCONF Chunk last sent and if possible
|
||||
* choose an alternate destination address (please refer to RFC2960
|
||||
* [5] section 6.4.1). An endpoint MUST NOT add new parameters to this
|
||||
* chunk, it MUST be the same (including its serial number) as the last
|
||||
* chunk, it MUST be the same (including its serial number) as the last
|
||||
* ASCONF sent.
|
||||
*/
|
||||
sctp_chunk_hold(asoc->addip_last_asconf);
|
||||
|
@ -4953,7 +4953,7 @@ sctp_disposition_t sctp_sf_autoclose_timer_expire(
|
|||
/* sctpimpguide-05 Section 2.12.2
|
||||
* The sender of the SHUTDOWN MAY also start an overall guard timer
|
||||
* 'T5-shutdown-guard' to bound the overall time for shutdown sequence.
|
||||
*/
|
||||
*/
|
||||
sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_START,
|
||||
SCTP_TO(SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD));
|
||||
disposition = SCTP_DISPOSITION_CONSUME;
|
||||
|
@ -5127,7 +5127,7 @@ static struct sctp_packet *sctp_ootb_pkt_new(const struct sctp_association *asoc
|
|||
vtag = ntohl(init->init_hdr.init_tag);
|
||||
break;
|
||||
}
|
||||
default:
|
||||
default:
|
||||
vtag = ntohl(chunk->sctp_hdr->vtag);
|
||||
break;
|
||||
}
|
||||
|
@ -5176,7 +5176,7 @@ static void sctp_send_stale_cookie_err(const struct sctp_endpoint *ep,
|
|||
/* Override the OOTB vtag from the cookie. */
|
||||
cookie = chunk->subh.cookie_hdr;
|
||||
packet->vtag = cookie->c.peer_vtag;
|
||||
|
||||
|
||||
/* Set the skb to the belonging sock for accounting. */
|
||||
err_chunk->skb->sk = ep->base.sk;
|
||||
sctp_packet_append_chunk(packet, err_chunk);
|
||||
|
@ -5310,7 +5310,7 @@ static int sctp_eat_data(const struct sctp_association *asoc,
|
|||
sctp_add_cmd_sf(commands, SCTP_CMD_PART_DELIVER, SCTP_NULL());
|
||||
}
|
||||
|
||||
/* Spill over rwnd a little bit. Note: While allowed, this spill over
|
||||
/* Spill over rwnd a little bit. Note: While allowed, this spill over
|
||||
* seems a bit troublesome in that frag_point varies based on
|
||||
* PMTU. In cases, such as loopback, this might be a rather
|
||||
* large spill over.
|
||||
|
|
|
@ -954,7 +954,7 @@ static const sctp_sm_table_entry_t timeout_event_table[SCTP_NUM_TIMEOUT_TYPES][S
|
|||
TYPE_SCTP_EVENT_TIMEOUT_AUTOCLOSE,
|
||||
};
|
||||
|
||||
static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(sctp_cid_t cid,
|
||||
static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(sctp_cid_t cid,
|
||||
sctp_state_t state)
|
||||
{
|
||||
if (state > SCTP_STATE_MAX)
|
||||
|
|
|
@ -381,12 +381,12 @@ SCTP_STATIC int sctp_do_bind(struct sock *sk, union sctp_addr *addr, int len)
|
|||
|
||||
/* ADDIP Section 4.1.1 Congestion Control of ASCONF Chunks
|
||||
*
|
||||
* R1) One and only one ASCONF Chunk MAY be in transit and unacknowledged
|
||||
* R1) One and only one ASCONF Chunk MAY be in transit and unacknowledged
|
||||
* at any one time. If a sender, after sending an ASCONF chunk, decides
|
||||
* it needs to transfer another ASCONF Chunk, it MUST wait until the
|
||||
* it needs to transfer another ASCONF Chunk, it MUST wait until the
|
||||
* ASCONF-ACK Chunk returns from the previous ASCONF Chunk before sending a
|
||||
* subsequent ASCONF. Note this restriction binds each side, so at any
|
||||
* time two ASCONF may be in-transit on any given association (one sent
|
||||
* subsequent ASCONF. Note this restriction binds each side, so at any
|
||||
* time two ASCONF may be in-transit on any given association (one sent
|
||||
* from each endpoint).
|
||||
*/
|
||||
static int sctp_send_asconf(struct sctp_association *asoc,
|
||||
|
@ -396,10 +396,10 @@ static int sctp_send_asconf(struct sctp_association *asoc,
|
|||
|
||||
/* If there is an outstanding ASCONF chunk, queue it for later
|
||||
* transmission.
|
||||
*/
|
||||
*/
|
||||
if (asoc->addip_last_asconf) {
|
||||
list_add_tail(&chunk->list, &asoc->addip_chunk_list);
|
||||
goto out;
|
||||
goto out;
|
||||
}
|
||||
|
||||
/* Hold the chunk until an ASCONF_ACK is received. */
|
||||
|
@ -449,7 +449,7 @@ int sctp_bindx_add(struct sock *sk, struct sockaddr *addrs, int addrcnt)
|
|||
goto err_bindx_add;
|
||||
}
|
||||
|
||||
retval = sctp_do_bind(sk, (union sctp_addr *)sa_addr,
|
||||
retval = sctp_do_bind(sk, (union sctp_addr *)sa_addr,
|
||||
af->sockaddr_len);
|
||||
|
||||
addr_buf += af->sockaddr_len;
|
||||
|
@ -470,13 +470,13 @@ err_bindx_add:
|
|||
* associations that are part of the endpoint indicating that a list of local
|
||||
* addresses are added to the endpoint.
|
||||
*
|
||||
* If any of the addresses is already in the bind address list of the
|
||||
* If any of the addresses is already in the bind address list of the
|
||||
* association, we do not send the chunk for that association. But it will not
|
||||
* affect other associations.
|
||||
*
|
||||
* Only sctp_setsockopt_bindx() is supposed to call this function.
|
||||
*/
|
||||
static int sctp_send_asconf_add_ip(struct sock *sk,
|
||||
static int sctp_send_asconf_add_ip(struct sock *sk,
|
||||
struct sockaddr *addrs,
|
||||
int addrcnt)
|
||||
{
|
||||
|
@ -517,8 +517,8 @@ static int sctp_send_asconf_add_ip(struct sock *sk,
|
|||
continue;
|
||||
|
||||
/* Check if any address in the packed array of addresses is
|
||||
* in the bind address list of the association. If so,
|
||||
* do not send the asconf chunk to its peer, but continue with
|
||||
* in the bind address list of the association. If so,
|
||||
* do not send the asconf chunk to its peer, but continue with
|
||||
* other associations.
|
||||
*/
|
||||
addr_buf = addrs;
|
||||
|
@ -664,7 +664,7 @@ err_bindx_rem:
|
|||
* the associations that are part of the endpoint indicating that a list of
|
||||
* local addresses are removed from the endpoint.
|
||||
*
|
||||
* If any of the addresses is already in the bind address list of the
|
||||
* If any of the addresses is already in the bind address list of the
|
||||
* association, we do not send the chunk for that association. But it will not
|
||||
* affect other associations.
|
||||
*
|
||||
|
@ -710,7 +710,7 @@ static int sctp_send_asconf_del_ip(struct sock *sk,
|
|||
continue;
|
||||
|
||||
/* Check if any address in the packed array of addresses is
|
||||
* not present in the bind address list of the association.
|
||||
* not present in the bind address list of the association.
|
||||
* If so, do not send the asconf chunk to its peer, but
|
||||
* continue with other associations.
|
||||
*/
|
||||
|
@ -898,7 +898,7 @@ SCTP_STATIC int sctp_setsockopt_bindx(struct sock* sk,
|
|||
return -EFAULT;
|
||||
}
|
||||
|
||||
/* Walk through the addrs buffer and count the number of addresses. */
|
||||
/* Walk through the addrs buffer and count the number of addresses. */
|
||||
addr_buf = kaddrs;
|
||||
while (walk_size < addrs_size) {
|
||||
sa_addr = (struct sockaddr *)addr_buf;
|
||||
|
@ -906,7 +906,7 @@ SCTP_STATIC int sctp_setsockopt_bindx(struct sock* sk,
|
|||
|
||||
/* If the address family is not supported or if this address
|
||||
* causes the address buffer to overflow return EINVAL.
|
||||
*/
|
||||
*/
|
||||
if (!af || (walk_size + af->sockaddr_len) > addrs_size) {
|
||||
kfree(kaddrs);
|
||||
return -EINVAL;
|
||||
|
@ -935,7 +935,7 @@ SCTP_STATIC int sctp_setsockopt_bindx(struct sock* sk,
|
|||
default:
|
||||
err = -EINVAL;
|
||||
break;
|
||||
};
|
||||
};
|
||||
|
||||
out:
|
||||
kfree(kaddrs);
|
||||
|
@ -1035,10 +1035,10 @@ static int __sctp_connect(struct sock* sk,
|
|||
}
|
||||
} else {
|
||||
/*
|
||||
* If an unprivileged user inherits a 1-many
|
||||
* style socket with open associations on a
|
||||
* privileged port, it MAY be permitted to
|
||||
* accept new associations, but it SHOULD NOT
|
||||
* If an unprivileged user inherits a 1-many
|
||||
* style socket with open associations on a
|
||||
* privileged port, it MAY be permitted to
|
||||
* accept new associations, but it SHOULD NOT
|
||||
* be permitted to open new associations.
|
||||
*/
|
||||
if (ep->base.bind_addr.port < PROT_SOCK &&
|
||||
|
@ -1094,8 +1094,8 @@ static int __sctp_connect(struct sock* sk,
|
|||
out_free:
|
||||
|
||||
SCTP_DEBUG_PRINTK("About to exit __sctp_connect() free asoc: %p"
|
||||
" kaddrs: %p err: %d\n",
|
||||
asoc, kaddrs, err);
|
||||
" kaddrs: %p err: %d\n",
|
||||
asoc, kaddrs, err);
|
||||
if (asoc)
|
||||
sctp_association_free(asoc);
|
||||
return err;
|
||||
|
@ -1435,7 +1435,7 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
|
|||
* length messages when SCTP_EOF|SCTP_ABORT is not set.
|
||||
* If SCTP_ABORT is set, the message length could be non zero with
|
||||
* the msg_iov set to the user abort reason.
|
||||
*/
|
||||
*/
|
||||
if (((sinfo_flags & SCTP_EOF) && (msg_len > 0)) ||
|
||||
(!(sinfo_flags & (SCTP_EOF|SCTP_ABORT)) && (msg_len == 0))) {
|
||||
err = -EINVAL;
|
||||
|
@ -1599,7 +1599,7 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
|
|||
= sinit->sinit_max_attempts;
|
||||
}
|
||||
if (sinit->sinit_max_init_timeo) {
|
||||
asoc->max_init_timeo =
|
||||
asoc->max_init_timeo =
|
||||
msecs_to_jiffies(sinit->sinit_max_init_timeo);
|
||||
}
|
||||
}
|
||||
|
@ -2298,7 +2298,7 @@ static int sctp_setsockopt_delayed_ack_time(struct sock *sk,
|
|||
/* Get association, if assoc_id != 0 and the socket is a one
|
||||
* to many style socket, and an association was not found, then
|
||||
* the id was invalid.
|
||||
*/
|
||||
*/
|
||||
asoc = sctp_id2assoc(sk, params.assoc_id);
|
||||
if (!asoc && params.assoc_id && sctp_style(sk, UDP))
|
||||
return -EINVAL;
|
||||
|
@ -2307,22 +2307,22 @@ static int sctp_setsockopt_delayed_ack_time(struct sock *sk,
|
|||
if (asoc) {
|
||||
asoc->sackdelay =
|
||||
msecs_to_jiffies(params.assoc_value);
|
||||
asoc->param_flags =
|
||||
asoc->param_flags =
|
||||
(asoc->param_flags & ~SPP_SACKDELAY) |
|
||||
SPP_SACKDELAY_ENABLE;
|
||||
} else {
|
||||
sp->sackdelay = params.assoc_value;
|
||||
sp->param_flags =
|
||||
sp->param_flags =
|
||||
(sp->param_flags & ~SPP_SACKDELAY) |
|
||||
SPP_SACKDELAY_ENABLE;
|
||||
}
|
||||
} else {
|
||||
if (asoc) {
|
||||
asoc->param_flags =
|
||||
asoc->param_flags =
|
||||
(asoc->param_flags & ~SPP_SACKDELAY) |
|
||||
SPP_SACKDELAY_DISABLE;
|
||||
} else {
|
||||
sp->param_flags =
|
||||
sp->param_flags =
|
||||
(sp->param_flags & ~SPP_SACKDELAY) |
|
||||
SPP_SACKDELAY_DISABLE;
|
||||
}
|
||||
|
@ -2338,17 +2338,17 @@ static int sctp_setsockopt_delayed_ack_time(struct sock *sk,
|
|||
if (params.assoc_value) {
|
||||
trans->sackdelay =
|
||||
msecs_to_jiffies(params.assoc_value);
|
||||
trans->param_flags =
|
||||
trans->param_flags =
|
||||
(trans->param_flags & ~SPP_SACKDELAY) |
|
||||
SPP_SACKDELAY_ENABLE;
|
||||
} else {
|
||||
trans->param_flags =
|
||||
trans->param_flags =
|
||||
(trans->param_flags & ~SPP_SACKDELAY) |
|
||||
SPP_SACKDELAY_DISABLE;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
@ -2374,13 +2374,13 @@ static int sctp_setsockopt_initmsg(struct sock *sk, char __user *optval, int opt
|
|||
return -EFAULT;
|
||||
|
||||
if (sinit.sinit_num_ostreams)
|
||||
sp->initmsg.sinit_num_ostreams = sinit.sinit_num_ostreams;
|
||||
sp->initmsg.sinit_num_ostreams = sinit.sinit_num_ostreams;
|
||||
if (sinit.sinit_max_instreams)
|
||||
sp->initmsg.sinit_max_instreams = sinit.sinit_max_instreams;
|
||||
sp->initmsg.sinit_max_instreams = sinit.sinit_max_instreams;
|
||||
if (sinit.sinit_max_attempts)
|
||||
sp->initmsg.sinit_max_attempts = sinit.sinit_max_attempts;
|
||||
sp->initmsg.sinit_max_attempts = sinit.sinit_max_attempts;
|
||||
if (sinit.sinit_max_init_timeo)
|
||||
sp->initmsg.sinit_max_init_timeo = sinit.sinit_max_init_timeo;
|
||||
sp->initmsg.sinit_max_init_timeo = sinit.sinit_max_init_timeo;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
@ -2511,7 +2511,7 @@ static int sctp_setsockopt_rtoinfo(struct sock *sk, char __user *optval, int opt
|
|||
|
||||
if (asoc) {
|
||||
if (rtoinfo.srto_initial != 0)
|
||||
asoc->rto_initial =
|
||||
asoc->rto_initial =
|
||||
msecs_to_jiffies(rtoinfo.srto_initial);
|
||||
if (rtoinfo.srto_max != 0)
|
||||
asoc->rto_max = msecs_to_jiffies(rtoinfo.srto_max);
|
||||
|
@ -2665,7 +2665,7 @@ static int sctp_setsockopt_maxseg(struct sock *sk, char __user *optval, int optl
|
|||
/* Update the frag_point of the existing associations. */
|
||||
list_for_each(pos, &(sp->ep->asocs)) {
|
||||
asoc = list_entry(pos, struct sctp_association, asocs);
|
||||
asoc->frag_point = sctp_frag_point(sp, asoc->pathmtu);
|
||||
asoc->frag_point = sctp_frag_point(sp, asoc->pathmtu);
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
@ -2703,7 +2703,7 @@ static int sctp_setsockopt_peer_primary_addr(struct sock *sk, char __user *optva
|
|||
return -EFAULT;
|
||||
|
||||
asoc = sctp_id2assoc(sk, prim.sspp_assoc_id);
|
||||
if (!asoc)
|
||||
if (!asoc)
|
||||
return -EINVAL;
|
||||
|
||||
if (!asoc->peer.asconf_capable)
|
||||
|
@ -3015,7 +3015,7 @@ SCTP_STATIC struct sock *sctp_accept(struct sock *sk, int flags, int *err)
|
|||
|
||||
out:
|
||||
sctp_release_sock(sk);
|
||||
*err = error;
|
||||
*err = error;
|
||||
return newsk;
|
||||
}
|
||||
|
||||
|
@ -3087,7 +3087,7 @@ SCTP_STATIC int sctp_init_sock(struct sock *sk)
|
|||
sp->assocparams.sasoc_cookie_life = sctp_valid_cookie_life;
|
||||
|
||||
/* Initialize default event subscriptions. By default, all the
|
||||
* options are off.
|
||||
* options are off.
|
||||
*/
|
||||
memset(&sp->subscribe, 0, sizeof(struct sctp_event_subscribe));
|
||||
|
||||
|
@ -3099,8 +3099,8 @@ SCTP_STATIC int sctp_init_sock(struct sock *sk)
|
|||
sp->pathmtu = 0; // allow default discovery
|
||||
sp->sackdelay = sctp_sack_timeout;
|
||||
sp->param_flags = SPP_HB_ENABLE |
|
||||
SPP_PMTUD_ENABLE |
|
||||
SPP_SACKDELAY_ENABLE;
|
||||
SPP_PMTUD_ENABLE |
|
||||
SPP_SACKDELAY_ENABLE;
|
||||
|
||||
/* If enabled no SCTP message fragmentation will be performed.
|
||||
* Configure through SCTP_DISABLE_FRAGMENTS socket option.
|
||||
|
@ -3680,7 +3680,7 @@ static int sctp_getsockopt_delayed_ack_time(struct sock *sk, int len,
|
|||
/* Get association, if assoc_id != 0 and the socket is a one
|
||||
* to many style socket, and an association was not found, then
|
||||
* the id was invalid.
|
||||
*/
|
||||
*/
|
||||
asoc = sctp_id2assoc(sk, params.assoc_id);
|
||||
if (!asoc && params.assoc_id && sctp_style(sk, UDP))
|
||||
return -EINVAL;
|
||||
|
@ -3756,7 +3756,7 @@ static int sctp_getsockopt_peer_addrs_num_old(struct sock *sk, int len,
|
|||
return cnt;
|
||||
}
|
||||
|
||||
/*
|
||||
/*
|
||||
* Old API for getting list of peer addresses. Does not work for 32-bit
|
||||
* programs running on a 64-bit kernel
|
||||
*/
|
||||
|
@ -3833,7 +3833,7 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
|
|||
return -EINVAL;
|
||||
|
||||
to = optval + offsetof(struct sctp_getaddrs,addrs);
|
||||
space_left = len - sizeof(struct sctp_getaddrs) -
|
||||
space_left = len - sizeof(struct sctp_getaddrs) -
|
||||
offsetof(struct sctp_getaddrs,addrs);
|
||||
|
||||
list_for_each(pos, &asoc->peer.transport_addr_list) {
|
||||
|
@ -3907,7 +3907,7 @@ static int sctp_getsockopt_local_addrs_num_old(struct sock *sk, int len,
|
|||
addr = list_entry(pos,
|
||||
struct sctp_sockaddr_entry,
|
||||
list);
|
||||
if ((PF_INET == sk->sk_family) &&
|
||||
if ((PF_INET == sk->sk_family) &&
|
||||
(AF_INET6 == addr->a.sa.sa_family))
|
||||
continue;
|
||||
cnt++;
|
||||
|
@ -3941,7 +3941,7 @@ static int sctp_copy_laddrs_to_user_old(struct sock *sk, __u16 port, int max_add
|
|||
|
||||
list_for_each_safe(pos, next, &sctp_local_addr_list) {
|
||||
addr = list_entry(pos, struct sctp_sockaddr_entry, list);
|
||||
if ((PF_INET == sk->sk_family) &&
|
||||
if ((PF_INET == sk->sk_family) &&
|
||||
(AF_INET6 == addr->a.sa.sa_family))
|
||||
continue;
|
||||
memcpy(&temp, &addr->a, sizeof(temp));
|
||||
|
@ -3970,7 +3970,7 @@ static int sctp_copy_laddrs_to_user(struct sock *sk, __u16 port,
|
|||
|
||||
list_for_each_safe(pos, next, &sctp_local_addr_list) {
|
||||
addr = list_entry(pos, struct sctp_sockaddr_entry, list);
|
||||
if ((PF_INET == sk->sk_family) &&
|
||||
if ((PF_INET == sk->sk_family) &&
|
||||
(AF_INET6 == addr->a.sa.sa_family))
|
||||
continue;
|
||||
memcpy(&temp, &addr->a, sizeof(temp));
|
||||
|
@ -4051,7 +4051,7 @@ static int sctp_getsockopt_local_addrs_old(struct sock *sk, int len,
|
|||
err = cnt;
|
||||
goto unlock;
|
||||
}
|
||||
goto copy_getaddrs;
|
||||
goto copy_getaddrs;
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -4139,7 +4139,7 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
|
|||
err = cnt;
|
||||
goto unlock;
|
||||
}
|
||||
goto copy_getaddrs;
|
||||
goto copy_getaddrs;
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -4196,7 +4196,7 @@ static int sctp_getsockopt_primary_addr(struct sock *sk, int len,
|
|||
|
||||
if (!asoc->peer.primary_path)
|
||||
return -ENOTCONN;
|
||||
|
||||
|
||||
memcpy(&prim.ssp_addr, &asoc->peer.primary_path->ipaddr,
|
||||
asoc->peer.primary_path->af_specific->sockaddr_len);
|
||||
|
||||
|
@ -4864,7 +4864,7 @@ SCTP_STATIC int sctp_seqpacket_listen(struct sock *sk, int backlog)
|
|||
if (!backlog) {
|
||||
if (sctp_sstate(sk, CLOSED))
|
||||
return 0;
|
||||
|
||||
|
||||
sctp_unhash_endpoint(ep);
|
||||
sk->sk_state = SCTP_SS_CLOSED;
|
||||
}
|
||||
|
@ -4872,7 +4872,7 @@ SCTP_STATIC int sctp_seqpacket_listen(struct sock *sk, int backlog)
|
|||
/* Return if we are already listening. */
|
||||
if (sctp_sstate(sk, LISTENING))
|
||||
return 0;
|
||||
|
||||
|
||||
/*
|
||||
* If a bind() or sctp_bindx() is not called prior to a listen()
|
||||
* call that allows new associations to be accepted, the system
|
||||
|
@ -4907,7 +4907,7 @@ SCTP_STATIC int sctp_stream_listen(struct sock *sk, int backlog)
|
|||
if (!backlog) {
|
||||
if (sctp_sstate(sk, CLOSED))
|
||||
return 0;
|
||||
|
||||
|
||||
sctp_unhash_endpoint(ep);
|
||||
sk->sk_state = SCTP_SS_CLOSED;
|
||||
}
|
||||
|
@ -5010,7 +5010,7 @@ unsigned int sctp_poll(struct file *file, struct socket *sock, poll_table *wait)
|
|||
*/
|
||||
if (sctp_style(sk, TCP) && sctp_sstate(sk, LISTENING))
|
||||
return (!list_empty(&sp->ep->asocs)) ?
|
||||
(POLLIN | POLLRDNORM) : 0;
|
||||
(POLLIN | POLLRDNORM) : 0;
|
||||
|
||||
mask = 0;
|
||||
|
||||
|
@ -5430,7 +5430,7 @@ static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p,
|
|||
DEFINE_WAIT(wait);
|
||||
|
||||
SCTP_DEBUG_PRINTK("wait_for_sndbuf: asoc=%p, timeo=%ld, msg_len=%zu\n",
|
||||
asoc, (long)(*timeo_p), msg_len);
|
||||
asoc, (long)(*timeo_p), msg_len);
|
||||
|
||||
/* Increment the association's refcnt. */
|
||||
sctp_association_hold(asoc);
|
||||
|
|
|
@ -130,9 +130,9 @@ static struct sctp_transport *sctp_transport_init(struct sctp_transport *peer,
|
|||
struct sctp_transport *sctp_transport_new(const union sctp_addr *addr,
|
||||
gfp_t gfp)
|
||||
{
|
||||
struct sctp_transport *transport;
|
||||
struct sctp_transport *transport;
|
||||
|
||||
transport = t_new(struct sctp_transport, gfp);
|
||||
transport = t_new(struct sctp_transport, gfp);
|
||||
if (!transport)
|
||||
goto fail;
|
||||
|
||||
|
@ -185,7 +185,7 @@ static void sctp_transport_destroy(struct sctp_transport *transport)
|
|||
if (transport->asoc)
|
||||
sctp_association_put(transport->asoc);
|
||||
|
||||
sctp_packet_free(&transport->packet);
|
||||
sctp_packet_free(&transport->packet);
|
||||
|
||||
dst_release(transport->dst);
|
||||
kfree(transport);
|
||||
|
@ -268,7 +268,7 @@ void sctp_transport_route(struct sctp_transport *transport,
|
|||
|
||||
/* Initialize sk->sk_rcv_saddr, if the transport is the
|
||||
* association's active path for getsockname().
|
||||
*/
|
||||
*/
|
||||
if (asoc && (transport == asoc->peer.active_path))
|
||||
opt->pf->af->to_sk_saddr(&transport->saddr,
|
||||
asoc->base.sk);
|
||||
|
@ -459,8 +459,8 @@ void sctp_transport_lower_cwnd(struct sctp_transport *transport,
|
|||
* destination address(es) to which the missing DATA chunks
|
||||
* were last sent, according to the formula described in
|
||||
* Section 7.2.3.
|
||||
*
|
||||
* RFC 2960 7.2.3, sctpimpguide Upon detection of packet
|
||||
*
|
||||
* RFC 2960 7.2.3, sctpimpguide Upon detection of packet
|
||||
* losses from SACK (see Section 7.2.4), An endpoint
|
||||
* should do the following:
|
||||
* ssthresh = max(cwnd/2, 4*MTU)
|
||||
|
@ -488,7 +488,7 @@ void sctp_transport_lower_cwnd(struct sctp_transport *transport,
|
|||
if ((jiffies - transport->last_time_ecne_reduced) >
|
||||
transport->rtt) {
|
||||
transport->ssthresh = max(transport->cwnd/2,
|
||||
4*transport->asoc->pathmtu);
|
||||
4*transport->asoc->pathmtu);
|
||||
transport->cwnd = transport->ssthresh;
|
||||
transport->last_time_ecne_reduced = jiffies;
|
||||
}
|
||||
|
|
|
@ -277,7 +277,7 @@ static void sctp_tsnmap_update(struct sctp_tsnmap *map)
|
|||
/* Now tsn_map must have been all '1's,
|
||||
* so we swap the map and check the overflow table
|
||||
*/
|
||||
__u8 *tmp = map->tsn_map;
|
||||
__u8 *tmp = map->tsn_map;
|
||||
memset(tmp, 0, map->len);
|
||||
map->tsn_map = map->overflow_map;
|
||||
map->overflow_map = tmp;
|
||||
|
|
|
@ -749,7 +749,7 @@ struct sctp_ulpevent *sctp_ulpevent_make_pdapi(
|
|||
*/
|
||||
pd->pdapi_length = sizeof(struct sctp_pdapi_event);
|
||||
|
||||
/* pdapi_indication: 32 bits (unsigned integer)
|
||||
/* pdapi_indication: 32 bits (unsigned integer)
|
||||
*
|
||||
* This field holds the indication being sent to the application.
|
||||
*/
|
||||
|
@ -790,13 +790,13 @@ void sctp_ulpevent_read_sndrcvinfo(const struct sctp_ulpevent *event,
|
|||
return;
|
||||
|
||||
/* Sockets API Extensions for SCTP
|
||||
* Section 5.2.2 SCTP Header Information Structure (SCTP_SNDRCV)
|
||||
*
|
||||
* sinfo_stream: 16 bits (unsigned integer)
|
||||
*
|
||||
* For recvmsg() the SCTP stack places the message's stream number in
|
||||
* this value.
|
||||
*/
|
||||
* Section 5.2.2 SCTP Header Information Structure (SCTP_SNDRCV)
|
||||
*
|
||||
* sinfo_stream: 16 bits (unsigned integer)
|
||||
*
|
||||
* For recvmsg() the SCTP stack places the message's stream number in
|
||||
* this value.
|
||||
*/
|
||||
sinfo.sinfo_stream = event->stream;
|
||||
/* sinfo_ssn: 16 bits (unsigned integer)
|
||||
*
|
||||
|
@ -828,7 +828,7 @@ void sctp_ulpevent_read_sndrcvinfo(const struct sctp_ulpevent *event,
|
|||
sinfo.sinfo_flags = event->flags;
|
||||
/* sinfo_tsn: 32 bit (unsigned integer)
|
||||
*
|
||||
* For the receiving side, this field holds a TSN that was
|
||||
* For the receiving side, this field holds a TSN that was
|
||||
* assigned to one of the SCTP Data Chunks.
|
||||
*/
|
||||
sinfo.sinfo_tsn = event->tsn;
|
||||
|
@ -879,7 +879,7 @@ static void sctp_ulpevent_receive_data(struct sctp_ulpevent *event,
|
|||
* fragment of the real event. However, we still need to do rwnd
|
||||
* accounting.
|
||||
* In general, the skb passed from IP can have only 1 level of
|
||||
* fragments. But we allow multiple levels of fragments.
|
||||
* fragments. But we allow multiple levels of fragments.
|
||||
*/
|
||||
for (frag = skb_shinfo(skb)->frag_list; frag; frag = frag->next) {
|
||||
sctp_ulpevent_receive_data(sctp_skb2event(frag), asoc);
|
||||
|
@ -888,7 +888,7 @@ static void sctp_ulpevent_receive_data(struct sctp_ulpevent *event,
|
|||
|
||||
/* Do accounting for bytes just read by user and release the references to
|
||||
* the association.
|
||||
*/
|
||||
*/
|
||||
static void sctp_ulpevent_release_data(struct sctp_ulpevent *event)
|
||||
{
|
||||
struct sk_buff *skb, *frag;
|
||||
|
|
|
@ -191,7 +191,7 @@ int sctp_ulpq_tail_event(struct sctp_ulpq *ulpq, struct sctp_ulpevent *event)
|
|||
queue = &sk->sk_receive_queue;
|
||||
} else if (ulpq->pd_mode) {
|
||||
if (event->msg_flags & MSG_NOTIFICATION)
|
||||
queue = &sctp_sk(sk)->pd_lobby;
|
||||
queue = &sctp_sk(sk)->pd_lobby;
|
||||
else {
|
||||
clear_pd = event->msg_flags & MSG_EOR;
|
||||
queue = &sk->sk_receive_queue;
|
||||
|
@ -298,32 +298,32 @@ static struct sctp_ulpevent *sctp_make_reassembled_event(struct sk_buff_head *qu
|
|||
*/
|
||||
if (last)
|
||||
last->next = pos;
|
||||
else {
|
||||
if (skb_cloned(f_frag)) {
|
||||
/* This is a cloned skb, we can't just modify
|
||||
* the frag_list. We need a new skb to do that.
|
||||
* Instead of calling skb_unshare(), we'll do it
|
||||
* ourselves since we need to delay the free.
|
||||
*/
|
||||
new = skb_copy(f_frag, GFP_ATOMIC);
|
||||
if (!new)
|
||||
return NULL; /* try again later */
|
||||
else {
|
||||
if (skb_cloned(f_frag)) {
|
||||
/* This is a cloned skb, we can't just modify
|
||||
* the frag_list. We need a new skb to do that.
|
||||
* Instead of calling skb_unshare(), we'll do it
|
||||
* ourselves since we need to delay the free.
|
||||
*/
|
||||
new = skb_copy(f_frag, GFP_ATOMIC);
|
||||
if (!new)
|
||||
return NULL; /* try again later */
|
||||
|
||||
sctp_skb_set_owner_r(new, f_frag->sk);
|
||||
sctp_skb_set_owner_r(new, f_frag->sk);
|
||||
|
||||
skb_shinfo(new)->frag_list = pos;
|
||||
} else
|
||||
skb_shinfo(f_frag)->frag_list = pos;
|
||||
}
|
||||
skb_shinfo(new)->frag_list = pos;
|
||||
} else
|
||||
skb_shinfo(f_frag)->frag_list = pos;
|
||||
}
|
||||
|
||||
/* Remove the first fragment from the reassembly queue. */
|
||||
__skb_unlink(f_frag, queue);
|
||||
|
||||
/* if we did unshare, then free the old skb and re-assign */
|
||||
if (new) {
|
||||
kfree_skb(f_frag);
|
||||
f_frag = new;
|
||||
}
|
||||
/* if we did unshare, then free the old skb and re-assign */
|
||||
if (new) {
|
||||
kfree_skb(f_frag);
|
||||
f_frag = new;
|
||||
}
|
||||
|
||||
while (pos) {
|
||||
|
||||
|
@ -335,7 +335,7 @@ static struct sctp_ulpevent *sctp_make_reassembled_event(struct sk_buff_head *qu
|
|||
|
||||
/* Remove the fragment from the reassembly queue. */
|
||||
__skb_unlink(pos, queue);
|
||||
|
||||
|
||||
/* Break if we have reached the last fragment. */
|
||||
if (pos == l_frag)
|
||||
break;
|
||||
|
@ -624,7 +624,7 @@ static inline void sctp_ulpq_store_ordered(struct sctp_ulpq *ulpq,
|
|||
|
||||
sid = event->stream;
|
||||
ssn = event->ssn;
|
||||
|
||||
|
||||
cevent = (struct sctp_ulpevent *) pos->cb;
|
||||
csid = cevent->stream;
|
||||
cssn = cevent->ssn;
|
||||
|
@ -718,11 +718,11 @@ static inline void sctp_ulpq_reap_ordered(struct sctp_ulpq *ulpq)
|
|||
if (cssn != sctp_ssn_peek(in, csid))
|
||||
break;
|
||||
|
||||
/* Found it, so mark in the ssnmap. */
|
||||
/* Found it, so mark in the ssnmap. */
|
||||
sctp_ssn_next(in, csid);
|
||||
|
||||
__skb_unlink(pos, &ulpq->lobby);
|
||||
if (!event) {
|
||||
if (!event) {
|
||||
/* Create a temporary list to collect chunks on. */
|
||||
event = sctp_skb2event(pos);
|
||||
__skb_queue_tail(&temp, sctp_event2skb(event));
|
||||
|
@ -755,7 +755,7 @@ void sctp_ulpq_skip(struct sctp_ulpq *ulpq, __u16 sid, __u16 ssn)
|
|||
sctp_ssn_skip(in, sid, ssn);
|
||||
|
||||
/* Go find any other chunks that were waiting for
|
||||
* ordering and deliver them if needed.
|
||||
* ordering and deliver them if needed.
|
||||
*/
|
||||
sctp_ulpq_reap_ordered(ulpq);
|
||||
return;
|
||||
|
@ -849,7 +849,7 @@ void sctp_ulpq_renege(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk,
|
|||
if (chunk) {
|
||||
needed = ntohs(chunk->chunk_hdr->length);
|
||||
needed -= sizeof(sctp_data_chunk_t);
|
||||
} else
|
||||
} else
|
||||
needed = SCTP_DEFAULT_MAXWINDOW;
|
||||
|
||||
freed = 0;
|
||||
|
@ -866,7 +866,7 @@ void sctp_ulpq_renege(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk,
|
|||
tsn = ntohl(chunk->subh.data_hdr->tsn);
|
||||
sctp_tsnmap_mark(&asoc->peer.tsn_map, tsn);
|
||||
sctp_ulpq_tail_data(ulpq, chunk, gfp);
|
||||
|
||||
|
||||
sctp_ulpq_partial_delivery(ulpq, chunk, gfp);
|
||||
}
|
||||
|
||||
|
|
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Ссылка в новой задаче