[SCTP]: Switch ->cmp_addr() and sctp_cmp_addr_exact() to net-endian.

instances of ->cmp_addr() are fine with switching both arguments
to net-endian; callers other than in sctp_cmp_addr_exact() (both
as ->cmp_addr(...) and direct calls of instances) adjusted;
sctp_cmp_addr_exact() switched to net-endian itself and adjustment
is done in its callers

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/sctp/associola.c

@@ -666,10 +666,13 @@ void sctp_assoc_del_peer(struct sctp_association *asoc,
 	struct list_head	*pos;
 	struct list_head	*temp;
 	struct sctp_transport	*transport;
+	union sctp_addr tmp;
+
+	flip_to_n(&tmp, addr);
 
 	list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) {
 		transport = list_entry(pos, struct sctp_transport, transports);
-		if (sctp_cmp_addr_exact(addr, &transport->ipaddr_h)) {
+		if (sctp_cmp_addr_exact(&tmp, &transport->ipaddr)) {
 			/* Do book keeping for removing the peer and free it. */
 			sctp_assoc_rm_peer(asoc, transport);
 			break;
@@ -684,12 +687,14 @@ struct sctp_transport *sctp_assoc_lookup_paddr(
 {
 	struct sctp_transport *t;
 	struct list_head *pos;
+	union sctp_addr tmp;
 
+	flip_to_n(&tmp, address);
 	/* Cycle through all transports searching for a peer address. */
 
 	list_for_each(pos, &asoc->peer.transport_addr_list) {
 		t = list_entry(pos, struct sctp_transport, transports);
-		if (sctp_cmp_addr_exact(address, &t->ipaddr_h))
+		if (sctp_cmp_addr_exact(&tmp, &t->ipaddr))
 			return t;
 	}
 

net/sctp/bind_addr.c

@@ -181,10 +181,13 @@ int sctp_del_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *del_addr)
 {
 	struct list_head *pos, *temp;
 	struct sctp_sockaddr_entry *addr;
+	union sctp_addr tmp;
+
+	flip_to_n(&tmp, del_addr);
 
 	list_for_each_safe(pos, temp, &bp->address_list) {
 		addr = list_entry(pos, struct sctp_sockaddr_entry, list);
-		if (sctp_cmp_addr_exact(&addr->a_h, del_addr)) {
+		if (sctp_cmp_addr_exact(&addr->a, &tmp)) {
 			/* Found the exact match. */
 			list_del(pos);
 			kfree(addr);
@@ -304,10 +307,12 @@ int sctp_bind_addr_match(struct sctp_bind_addr *bp,
 {
 	struct sctp_sockaddr_entry *laddr;
 	struct list_head *pos;
+	union sctp_addr tmp;
 
+	flip_to_n(&tmp, addr);
 	list_for_each(pos, &bp->address_list) {
 		laddr = list_entry(pos, struct sctp_sockaddr_entry, list);
-		if (opt->pf->cmp_addr(&laddr->a_h, addr, opt))
+		if (opt->pf->cmp_addr(&laddr->a, &tmp, opt))
  			return 1;
 	}
 
@@ -334,14 +339,12 @@ union sctp_addr *sctp_find_unmatch_addr(struct sctp_bind_addr	*bp,
 		
 		addr_buf = (union sctp_addr *)addrs;
 		for (i = 0; i < addrcnt; i++) {
-			union sctp_addr tmp;
 			addr = (union sctp_addr *)addr_buf;
 			af = sctp_get_af_specific(addr->v4.sin_family);
 			if (!af) 
 				return NULL;
-			flip_to_h(&tmp, addr);
 
-			if (opt->pf->cmp_addr(&laddr->a_h, &tmp, opt))
+			if (opt->pf->cmp_addr(&laddr->a, addr, opt))
 				break;
 
 			addr_buf += af->sockaddr_len;

net/sctp/proc.c

@@ -155,17 +155,17 @@ static void sctp_seq_dump_local_addrs(struct seq_file *seq, struct sctp_ep_commo
 	if (epb->type == SCTP_EP_TYPE_ASSOCIATION) {
 	    asoc = sctp_assoc(epb);
 	    peer = asoc->peer.primary_path;
-	    primary = &peer->saddr_h;
+	    primary = &peer->saddr;
 	}
 
 	list_for_each(pos, &epb->bind_addr.address_list) {
 		laddr = list_entry(pos, struct sctp_sockaddr_entry, list);
-		addr = (union sctp_addr *)&laddr->a_h;
+		addr = &laddr->a;
 		af = sctp_get_af_specific(addr->sa.sa_family);
 		if (primary && af->cmp_addr(addr, primary)) {
 			seq_printf(seq, "*");
 		}
-		af->seq_dump_addr(seq, &laddr->a);
+		af->seq_dump_addr(seq, addr);
 	}
 }
 
@@ -175,17 +175,19 @@ static void sctp_seq_dump_remote_addrs(struct seq_file *seq, struct sctp_associa
 	struct list_head *pos;
 	struct sctp_transport *transport;
 	union sctp_addr *addr, *primary;
+	union sctp_addr tmp;
 	struct sctp_af *af;
 
 	primary = &(assoc->peer.primary_addr);
+	flip_to_n(&tmp, primary);
 	list_for_each(pos, &assoc->peer.transport_addr_list) {
 		transport = list_entry(pos, struct sctp_transport, transports);
-		addr = (union sctp_addr *)&transport->ipaddr_h;
+		addr = &transport->ipaddr;
 		af = sctp_get_af_specific(addr->sa.sa_family);
-		if (af->cmp_addr(addr, primary)) {
+		if (af->cmp_addr(addr, &tmp)) {
 			seq_printf(seq, "*");
 		}
-		af->seq_dump_addr(seq, &transport->ipaddr);
+		af->seq_dump_addr(seq, addr);
 	}
 }
 

net/sctp/protocol.c

@@ -478,12 +478,14 @@ static struct dst_entry *sctp_v4_get_dst(struct sctp_association *asoc,
 		 */
 		sctp_read_lock(addr_lock);
 		list_for_each(pos, &bp->address_list) {
+			union sctp_addr tmp;
 			laddr = list_entry(pos, struct sctp_sockaddr_entry,
 					   list);
 			if (!laddr->use_as_src)
 				continue;
 			sctp_v4_dst_saddr(&dst_saddr, dst, bp->port);
-			if (sctp_v4_cmp_addr(&dst_saddr, &laddr->a_h))
+			flip_to_n(&tmp, &dst_saddr);
+			if (sctp_v4_cmp_addr(&tmp, &laddr->a))
 				goto out_unlock;
 		}
 		sctp_read_unlock(addr_lock);

net/sctp/sm_make_chunk.c

@@ -2414,7 +2414,8 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
 	union sctp_addr	addr;
 	struct list_head *pos;
 	union sctp_addr_param *addr_param;
-				 
+	union sctp_addr tmp, tmp_addr;
+
 	addr_param = (union sctp_addr_param *)
 			((void *)asconf_param + sizeof(sctp_addip_param_t));
 
@@ -2423,6 +2424,7 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
 		return SCTP_ERROR_INV_PARAM;
 
 	af->from_addr_param(&addr, addr_param, asoc->peer.port, 0);
+	flip_to_n(&tmp_addr, &addr);
 	switch (asconf_param->param_hdr.type) {
 	case SCTP_PARAM_ADD_IP:
 		/* ADDIP 4.3 D9) If an endpoint receives an ADD IP address
@@ -2457,7 +2459,8 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
 		 * an Error Cause TLV set to the new error code 'Request to
 		 * Delete Source IP Address'
 		 */
-		if (sctp_cmp_addr_exact(sctp_source(asconf), &addr))
+		flip_to_n(&tmp, sctp_source(asconf));
+		if (sctp_cmp_addr_exact(&tmp, &tmp_addr))
 			return SCTP_ERROR_DEL_SRC_IP;
 
 		sctp_assoc_del_peer(asoc, &addr);
@@ -2581,6 +2584,7 @@ static int sctp_asconf_param_success(struct sctp_association *asoc,
 	struct sctp_transport *transport;
 	struct sctp_sockaddr_entry *saddr;
 	int retval = 0;
+	union sctp_addr tmp;
 
 	addr_param = (union sctp_addr_param *)
 			((void *)asconf_param + sizeof(sctp_addip_param_t));
@@ -2588,6 +2592,7 @@ static int sctp_asconf_param_success(struct sctp_association *asoc,
 	/* We have checked the packet before, so we do not check again.	*/
 	af = sctp_get_af_specific(param_type2af(addr_param->v4.param_hdr.type));
 	af->from_addr_param(&addr, addr_param, bp->port, 0);
+	flip_to_n(&tmp, &addr);
 
 	switch (asconf_param->param_hdr.type) {
 	case SCTP_PARAM_ADD_IP:
@@ -2595,7 +2600,7 @@ static int sctp_asconf_param_success(struct sctp_association *asoc,
 		sctp_write_lock(&asoc->base.addr_lock);
 		list_for_each(pos, &bp->address_list) {
 			saddr = list_entry(pos, struct sctp_sockaddr_entry, list);
-			if (sctp_cmp_addr_exact(&saddr->a_h, &addr))
+			if (sctp_cmp_addr_exact(&saddr->a, &tmp))
 				saddr->use_as_src = 1;
 		}
 		sctp_write_unlock(&asoc->base.addr_lock);

net/sctp/sm_sideeffect.c

@@ -830,11 +830,13 @@ static void sctp_cmd_del_non_primary(struct sctp_association *asoc)
 	struct sctp_transport *t;
 	struct list_head *pos;
 	struct list_head *temp;
+	union sctp_addr tmp;
+	flip_to_n(&tmp, &asoc->peer.primary_addr);
 
 	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_h,
-		                         &asoc->peer.primary_addr)) {
+		if (!sctp_cmp_addr_exact(&t->ipaddr,
+		                         &tmp)) {
 			sctp_assoc_del_peer(asoc, &t->ipaddr_h);
 		}
 	}

net/sctp/sm_statefuns.c

@@ -1167,8 +1167,8 @@ static int sctp_sf_check_restart_addrs(const struct sctp_association *new_asoc,
 		list_for_each(pos2, &asoc->peer.transport_addr_list) {
 			addr = list_entry(pos2, struct sctp_transport,
 					  transports);
-			if (sctp_cmp_addr_exact(&new_addr->ipaddr_h,
-						&addr->ipaddr_h)) {
+			if (sctp_cmp_addr_exact(&new_addr->ipaddr,
+						&addr->ipaddr)) {
 				found = 1;
 				break;
 			}

net/sctp/socket.c

@@ -693,7 +693,6 @@ static int sctp_send_asconf_del_ip(struct sock		*sk,
 	struct sctp_bind_addr	*bp;
 	struct sctp_chunk	*chunk;
 	union sctp_addr		*laddr;
-	union sctp_addr		saveaddr;
 	void			*addr_buf;
 	struct sctp_af		*af;
 	struct list_head	*pos, *pos1;
@@ -773,13 +772,11 @@ static int sctp_send_asconf_del_ip(struct sock		*sk,
 		for (i = 0; i < addrcnt; i++) {
 			laddr = (union sctp_addr *)addr_buf;
 			af = sctp_get_af_specific(laddr->v4.sin_family);
-			memcpy(&saveaddr, laddr, af->sockaddr_len);
-			saveaddr.v4.sin_port = ntohs(saveaddr.v4.sin_port);
 			list_for_each(pos1, &bp->address_list) {
 				saddr = list_entry(pos1,
 						   struct sctp_sockaddr_entry,
 						   list);
-				if (sctp_cmp_addr_exact(&saddr->a_h, &saveaddr))
+				if (sctp_cmp_addr_exact(&saddr->a, laddr))
 					saddr->use_as_src = 0;
 			}
 			addr_buf += af->sockaddr_len;