commit cea74465e27b1306a237087fca2f5f0befcf1daf
author Dan Carpenter <dan.carpenter@oracle.com> Mon Oct 27 16:27:02 2014 +0300
committer Tejun Heo <tj@kernel.org> Mon Oct 27 11:53:29 2014 -0400
tree e75d823cfbb0a6727b191cabfa1727a433c9773e
parent 344736f29b359790facd0b7a521e367f1715c11c

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

diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 38f7433..4eaa203 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1992,7 +1992,7 @@
 	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;