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netfilter: reset nf_trace in nf_reset 

We forgot to clear the nf_trace of sk_buff in nf_reset,
When we use veth device, this nf_trace information will
be leaked from one net namespace to another net namespace.

Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Gao feng 2013-03-21 19:48:41 +00:00 committed by Pablo Neira Ayuso
parent 7ebe183c6d
commit 130549fed8
1 changed files with 3 additions and 0 deletions
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3
include/linux/skbuff.h
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@ -2641,6 +2641,9 @@ static inline void nf_reset(struct sk_buff *skb)
nf_bridge_put(skb->nf_bridge); nf_bridge_put(skb->nf_bridge);
skb->nf_bridge = NULL; skb->nf_bridge = NULL;
#endif #endif
#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE)
skb->nf_trace = 0;
#endif
} }
/* Note: This doesn't put any conntrack and bridge info in dst. */ /* Note: This doesn't put any conntrack and bridge info in dst. */