Merge branch 'master' of git://1984.lsi.us.es/net-2.6
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Коммит
464143c911
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@ -255,6 +255,11 @@ typedef unsigned int sk_buff_data_t;
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typedef unsigned char *sk_buff_data_t;
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#endif
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#if defined(CONFIG_NF_DEFRAG_IPV4) || defined(CONFIG_NF_DEFRAG_IPV4_MODULE) || \
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defined(CONFIG_NF_DEFRAG_IPV6) || defined(CONFIG_NF_DEFRAG_IPV6_MODULE)
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#define NET_SKBUFF_NF_DEFRAG_NEEDED 1
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#endif
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/**
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* struct sk_buff - socket buffer
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* @next: Next buffer in list
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@ -362,6 +367,8 @@ struct sk_buff {
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void (*destructor)(struct sk_buff *skb);
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#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
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struct nf_conntrack *nfct;
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#endif
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#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED
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struct sk_buff *nfct_reasm;
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#endif
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#ifdef CONFIG_BRIDGE_NETFILTER
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@ -2057,6 +2064,8 @@ static inline void nf_conntrack_get(struct nf_conntrack *nfct)
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if (nfct)
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atomic_inc(&nfct->use);
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}
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#endif
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#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED
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static inline void nf_conntrack_get_reasm(struct sk_buff *skb)
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{
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if (skb)
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@ -2085,6 +2094,8 @@ static inline void nf_reset(struct sk_buff *skb)
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#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
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nf_conntrack_put(skb->nfct);
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skb->nfct = NULL;
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#endif
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#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED
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nf_conntrack_put_reasm(skb->nfct_reasm);
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skb->nfct_reasm = NULL;
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#endif
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@ -2101,6 +2112,8 @@ static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src)
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dst->nfct = src->nfct;
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nf_conntrack_get(src->nfct);
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dst->nfctinfo = src->nfctinfo;
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#endif
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#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED
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dst->nfct_reasm = src->nfct_reasm;
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nf_conntrack_get_reasm(src->nfct_reasm);
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#endif
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@ -2114,6 +2127,8 @@ static inline void nf_copy(struct sk_buff *dst, const struct sk_buff *src)
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{
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#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
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nf_conntrack_put(dst->nfct);
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#endif
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#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED
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nf_conntrack_put_reasm(dst->nfct_reasm);
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#endif
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#ifdef CONFIG_BRIDGE_NETFILTER
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@ -7,16 +7,6 @@ extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6;
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extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6;
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extern struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6;
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extern int nf_ct_frag6_init(void);
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extern void nf_ct_frag6_cleanup(void);
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extern struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb, u32 user);
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extern void nf_ct_frag6_output(unsigned int hooknum, struct sk_buff *skb,
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struct net_device *in,
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struct net_device *out,
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int (*okfn)(struct sk_buff *));
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struct inet_frags_ctl;
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#include <linux/sysctl.h>
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extern struct ctl_table nf_ct_ipv6_sysctl_table[];
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@ -3,4 +3,14 @@
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extern void nf_defrag_ipv6_enable(void);
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extern int nf_ct_frag6_init(void);
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extern void nf_ct_frag6_cleanup(void);
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extern struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb, u32 user);
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extern void nf_ct_frag6_output(unsigned int hooknum, struct sk_buff *skb,
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struct net_device *in,
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struct net_device *out,
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int (*okfn)(struct sk_buff *));
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struct inet_frags_ctl;
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#endif /* _NF_DEFRAG_IPV6_H */
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@ -380,6 +380,8 @@ static void skb_release_head_state(struct sk_buff *skb)
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}
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#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
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nf_conntrack_put(skb->nfct);
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#endif
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#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED
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nf_conntrack_put_reasm(skb->nfct_reasm);
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#endif
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#ifdef CONFIG_BRIDGE_NETFILTER
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@ -19,13 +19,15 @@
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#include <linux/netfilter_ipv6.h>
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#include <linux/netfilter_bridge.h>
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#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
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#include <net/netfilter/nf_conntrack.h>
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#include <net/netfilter/nf_conntrack_helper.h>
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#include <net/netfilter/nf_conntrack_l4proto.h>
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#include <net/netfilter/nf_conntrack_l3proto.h>
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#include <net/netfilter/nf_conntrack_core.h>
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#include <net/netfilter/nf_conntrack_zones.h>
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#include <net/netfilter/ipv6/nf_conntrack_ipv6.h>
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#endif
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#include <net/netfilter/nf_conntrack_zones.h>
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#include <net/netfilter/ipv6/nf_defrag_ipv6.h>
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static enum ip6_defrag_users nf_ct6_defrag_user(unsigned int hooknum,
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@ -33,8 +35,10 @@ static enum ip6_defrag_users nf_ct6_defrag_user(unsigned int hooknum,
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{
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u16 zone = NF_CT_DEFAULT_ZONE;
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#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
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if (skb->nfct)
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zone = nf_ct_zone((struct nf_conn *)skb->nfct);
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#endif
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#ifdef CONFIG_BRIDGE_NETFILTER
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if (skb->nf_bridge &&
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@ -56,9 +60,11 @@ static unsigned int ipv6_defrag(unsigned int hooknum,
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{
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struct sk_buff *reasm;
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#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
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/* Previously seen (loopback)? */
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if (skb->nfct && !nf_ct_is_template((struct nf_conn *)skb->nfct))
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return NF_ACCEPT;
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#endif
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reasm = nf_ct_frag6_gather(skb, nf_ct6_defrag_user(hooknum, skb));
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/* queued */
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