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[PATCH] refcount leak of proto when ctnetlink dumping tuple

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Signed-off-by: Yasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>
Signed-off-by: Harald Welte <laforge@netfilter.org>
Signed-off-by: Chris Wright <chrisw@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Yasuyuki Kozakai 2005-11-15 13:32:36 +01:00 committed by Chris Wright
parent 32e7dfa8a6
commit c28dddc5dd
1 changed files with 6 additions and 3 deletions
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9
net/ipv4/netfilter/ip_conntrack_netlink.c
View file

@ -58,14 +58,17 @@ ctnetlink_dump_tuples_proto(struct sk_buff *skb,
const struct ip_conntrack_tuple *tuple)
{
struct ip_conntrack_protocol *proto;
int ret = 0;
NFA_PUT(skb, CTA_PROTO_NUM, sizeof(u_int8_t), &tuple->dst.protonum);
proto = ip_conntrack_proto_find_get(tuple->dst.protonum);
if (proto && proto->tuple_to_nfattr)
return proto->tuple_to_nfattr(skb, tuple);
if (likely(proto && proto->tuple_to_nfattr)) {
ret = proto->tuple_to_nfattr(skb, tuple);
ip_conntrack_proto_put(proto);
}
return 0;
return ret;
nfattr_failure:
return -1;