netdev - [PATCH 16/17] xfrm: Fix xfrm_policy

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Message-ID: <1473314092-11319-17-git-send-email-steffen.klassert@secunet.com>
Date:   Thu, 8 Sep 2016 07:54:51 +0200
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     David Miller <davem@...emloft.net>
CC:     Herbert Xu <herbert@...dor.apana.org.au>,
        Steffen Klassert <steffen.klassert@...unet.com>,
        <netdev@...r.kernel.org>
Subject: [PATCH 16/17] xfrm: Fix xfrm_policy_lock imbalance

An earlier patch accidentally replaced a write_lock_bh
with a spin_unlock_bh. Fix this by using spin_lock_bh
instead.

Fixes: 9d0380df6217 ("xfrm: policy: convert policy_lock to spinlock")
Signed-off-by: Steffen Klassert <steffen.klassert@...unet.com>
---
 net/xfrm/xfrm_policy.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index dd01fd2..f7ce626 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -979,7 +979,7 @@ int xfrm_policy_flush(struct net *net, u8 type, bool task_valid)
 
 			xfrm_policy_kill(pol);
 
-			spin_unlock_bh(&net->xfrm.xfrm_policy_lock);
+			spin_lock_bh(&net->xfrm.xfrm_policy_lock);
 			goto again1;
 		}
 
-- 
1.9.1