>From f3b4d84f7ca2ed235c8c8ae5186f45e20b9b80db Mon Sep 17 00:00:00 2001
From: Fan Du <fan.du@windriver.com>
Date: Thu, 16 Aug 2012 17:51:25 +0800
Subject: [PATCH] Use rcu_dereference_bh to deference pointer protected by rcu_read_lock_bh

Signed-off-by: Fan Du <fan.du@windriver.com>
---
 net/xfrm/xfrm_policy.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 5ad4d2c..6405764 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2501,11 +2501,11 @@ static void __net_init xfrm_dst_ops_init(struct net *net)
 	struct xfrm_policy_afinfo *afinfo;
 
 	rcu_read_lock_bh();
-	afinfo = rcu_dereference(xfrm_policy_afinfo[AF_INET]);
+	afinfo = rcu_dereference_bh(xfrm_policy_afinfo[AF_INET]);
 	if (afinfo)
 		net->xfrm.xfrm4_dst_ops = *afinfo->dst_ops;
 #if IS_ENABLED(CONFIG_IPV6)
-	afinfo = rcu_dereference(xfrm_policy_afinfo[AF_INET6]);
+	afinfo = rcu_dereference_bh(xfrm_policy_afinfo[AF_INET6]);
 	if (afinfo)
 		net->xfrm.xfrm6_dst_ops = *afinfo->dst_ops;
 #endif
-- 
1.7.1