From cea74465e27b1306a237087fca2f5f0befcf1daf Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Mon, 27 Oct 2014 16:27:02 +0300
Subject: [PATCH] cpuset: lock vs unlock typo

This will deadlock instead of unlocking.

Fixes: f73eae8d8384 ('cpuset: simplify cpuset_node_allowed API')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Vladimir Davydov <vdavydov@parallels.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
 kernel/cpuset.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 38f7433c1cd2..4eaa203aa953 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1992,7 +1992,7 @@ static int cpuset_css_online(struct cgroup_subsys_state *css)
 	spin_lock_irq(&callback_lock);
 	cs->mems_allowed = parent->mems_allowed;
 	cpumask_copy(cs->cpus_allowed, parent->cpus_allowed);
-	spin_lock_irq(&callback_lock);
+	spin_unlock_irq(&callback_lock);
 out_unlock:
 	mutex_unlock(&cpuset_mutex);
 	return 0;
-- 
2.20.1