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authorYasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>2007-03-14 16:43:37 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:25:54 -0700
commitedda553c324bdc5bb5c2d553b524cab37058a855 (patch)
tree04b041d20e685e2d7dab1dad41419af0360aa312 /include
parent9b88790972498d235a2a4d2b66640c3c5b70bb7c (diff)
downloadop-kernel-dev-edda553c324bdc5bb5c2d553b524cab37058a855.zip
op-kernel-dev-edda553c324bdc5bb5c2d553b524cab37058a855.tar.gz
[NETFILTER]: nf_conntrack: add __nf_copy() to copy members in skb
This unifies the codes to copy netfilter related datas. Note that __nf_copy() assumes destination skb doesn't have any netfilter related members. Signed-off-by: Yasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/skbuff.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 39a6da2..62ab1ab 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1498,8 +1498,25 @@ static inline void nf_reset(struct sk_buff *skb)
#endif
}
+/* Note: This doesn't put any conntrack and bridge info in dst. */
+static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src)
+{
+ dst->nfct = src->nfct;
+ nf_conntrack_get(src->nfct);
+ dst->nfctinfo = src->nfctinfo;
+#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
+ dst->nfct_reasm = src->nfct_reasm;
+ nf_conntrack_get_reasm(src->nfct_reasm);
+#endif
+#ifdef CONFIG_BRIDGE_NETFILTER
+ dst->nf_bridge = src->nf_bridge;
+ nf_bridge_get(src->nf_bridge);
+#endif
+}
+
#else /* CONFIG_NETFILTER */
static inline void nf_reset(struct sk_buff *skb) {}
+static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src) {}
#endif /* CONFIG_NETFILTER */
#ifdef CONFIG_NETWORK_SECMARK
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