netfilter: nf_queue: remove leftover synchronize_rcu

Its no longer needed after commit 870299707436
("netfilter: nf_queue: move hookfn registration out of struct net").

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index 4acc4b8..b61165e 100644 (file)
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -1527,15 +1527,9 @@ static void __net_exit nfnl_queue_net_exit(struct net *net)
                WARN_ON_ONCE(!hlist_empty(&q->instance_table[i]));
 }
 
-static void nfnl_queue_net_exit_batch(struct list_head *net_exit_list)
-{
-       synchronize_rcu();
-}
-
 static struct pernet_operations nfnl_queue_net_ops = {
        .init           = nfnl_queue_net_init,
        .exit           = nfnl_queue_net_exit,
-       .exit_batch     = nfnl_queue_net_exit_batch,
        .id             = &nfnl_queue_net_id,
        .size           = sizeof(struct nfnl_queue_net),
 };