From: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Date: Tue, 6 Jan 2015 07:22:05 +0000 (+0100)
Subject: There's no need to call synchronize_rcu() with kfree_rcu()
X-Git-Tag: pablo~38
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b4145a212b337b92da870b4dc5bc267fd5f270c0;p=ipset

There's no need to call synchronize_rcu() with kfree_rcu()
---

diff --git a/kernel/net/netfilter/ipset/ip_set_list_set.c b/kernel/net/netfilter/ipset/ip_set_list_set.c
index c30183f..f71b8e5 100644
--- a/kernel/net/netfilter/ipset/ip_set_list_set.c
+++ b/kernel/net/netfilter/ipset/ip_set_list_set.c
@@ -310,11 +310,7 @@ list_set_uadd(struct ip_set *set, void *value, const struct ip_set_ext *ext,
 		list_add_rcu(&e->list, &prev->list);
 	else
 		list_add_tail_rcu(&e->list, &map->members);
-	spin_unlock_bh(&set->lock);
-
-	synchronize_rcu_bh();
 
-	spin_lock_bh(&set->lock);
 	return 0;
 }