netfilter: remove synchronize_net() calls in ip_queue/ip6_queue

nf_unregister_queue_handlers() already does a synchronize_rcu() call, we dont need to do it again in callers. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net>
mariux64 · Nov 4, 2009 · 9481721 · 9481721
1 parent aa3c487
commit 9481721
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diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c
@@ -622,7 +622,7 @@ cleanup_ipqnl: __maybe_unused
 static void __exit ip_queue_fini(void)
 {
 	nf_unregister_queue_handlers(&nfqh);
-	synchronize_net();
+
 	ipq_flush(NULL, 0);
 
 #ifdef CONFIG_SYSCTL

diff --git a/net/ipv6/netfilter/ip6_queue.c b/net/ipv6/netfilter/ip6_queue.c
@@ -625,7 +625,7 @@ cleanup_ipqnl: __maybe_unused
 static void __exit ip6_queue_fini(void)
 {
 	nf_unregister_queue_handlers(&nfqh);
-	synchronize_net();
+
 	ipq_flush(NULL, 0);
 
 #ifdef CONFIG_SYSCTL