linux-kernel - [PATCH] cgroup: make unlock sequence in cgroup_get

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Message-Id: <1248229882-21508-1-git-send-email-dfeng@redhat.com>
Date:	Wed, 22 Jul 2009 10:31:22 +0800
From:	Xiaotian Feng <dfeng@...hat.com>
To:	akpm@...ux-foundation.org
Cc:	containers@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, Xiaotian Feng <dfeng@...hat.com>
Subject: [PATCH] cgroup: make unlock sequence in cgroup_get_sb consistent

Make the last unlock sequence consistent with previous unlock sequeue.

Acked-by: Balbir Singh <balbir@...ux.vnet.ibm.com>
Acked-by: Paul Menage <menage@...gle.com>
Signed-off-by: Xiaotian Feng <dfeng@...hat.com>
---
 kernel/cgroup.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 3737a68..11ef162 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1140,8 +1140,8 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
 		BUG_ON(root->number_of_cgroups != 1);
 
 		cgroup_populate_dir(root_cgrp);
-		mutex_unlock(&inode->i_mutex);
 		mutex_unlock(&cgroup_mutex);
+		mutex_unlock(&inode->i_mutex);
 	}
 
 	simple_set_mnt(mnt, sb);
-- 
1.6.2.5

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