netfilter: ebt_ulog: remove unnecessary spin lock protection

No need for spinlock to protect the netlink skb in the
ebt_ulog_fini path. We are sure there is noone using it
at that stage.

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 2013-02-18 16:59:10 +00:00 committed by Pablo Neira Ayuso
parent d00bd3d4fb
commit fa900b9cf5

View file

@ -319,12 +319,11 @@ static void __exit ebt_ulog_fini(void)
for (i = 0; i < EBT_ULOG_MAXNLGROUPS; i++) {
ub = &ulog_buffers[i];
del_timer(&ub->timer);
spin_lock_bh(&ub->lock);
if (ub->skb) {
kfree_skb(ub->skb);
ub->skb = NULL;
}
spin_unlock_bh(&ub->lock);
}
netlink_kernel_release(ebtulognl);
}