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netfilter: nfnetlink: fix missing rcu_read_unlock in nfnetlink_rcv_msg

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Bug added in commit 6b75e3e8d6 (netfilter: nfnetlink: add RCU in
nfnetlink_rcv_msg())

Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Tomasz Bursztyka 2012-06-28 02:57:49 +00:00 committed by Pablo Neira Ayuso
parent d31f4d448f
commit 4009e18851
1 changed files with 3 additions and 1 deletions
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4
net/netfilter/nfnetlink.c
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@ -169,8 +169,10 @@ static int nfnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
err = nla_parse(cda, ss->cb[cb_id].attr_count,
attr, attrlen, ss->cb[cb_id].policy);
if (err < 0)
if (err < 0) {
rcu_read_unlock();
return err;
}
if (nc->call_rcu) {
err = nc->call_rcu(net->nfnl, skb, nlh,