bridge: netfilter: fix a memory leak

nf_bridge_alloc() always reset the skb->nf_bridge, so we should always
put the old one.

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: Bart De Schuymer <bdschuym@pandora.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Changli Gao 2010-08-22 19:03:26 +00:00 committed by David S. Miller
parent cca77b7c81
commit 4c3a76abd3

View File

@ -162,8 +162,8 @@ static inline struct nf_bridge_info *nf_bridge_unshare(struct sk_buff *skb)
if (tmp) {
memcpy(tmp, nf_bridge, sizeof(struct nf_bridge_info));
atomic_set(&tmp->use, 1);
nf_bridge_put(nf_bridge);
}
nf_bridge_put(nf_bridge);
nf_bridge = tmp;
}
return nf_bridge;