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Date:	Sat, 17 Oct 2015 13:32:49 +0200
From:	Pablo Neira Ayuso <>
Subject: [PATCH 14/35] nfnetlink_cttimeout: add rcu_barrier() on module removal

Make sure kfree_rcu() released objects before leaving the module removal
exit path.

Signed-off-by: Pablo Neira Ayuso <>
 net/netfilter/nfnetlink_cttimeout.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/netfilter/nfnetlink_cttimeout.c b/net/netfilter/nfnetlink_cttimeout.c
index 5bda647..c7a2d0e 100644
--- a/net/netfilter/nfnetlink_cttimeout.c
+++ b/net/netfilter/nfnetlink_cttimeout.c
@@ -612,6 +612,7 @@ static void __exit cttimeout_exit(void)
 	RCU_INIT_POINTER(nf_ct_timeout_find_get_hook, NULL);
 	RCU_INIT_POINTER(nf_ct_timeout_put_hook, NULL);
+	rcu_barrier();

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