From 6534fd6c15858fe4ce4ae568106225e68d5afa81 Mon Sep 17 00:00:00 2001
From: Li Zefan <lizefan@huawei.com>
Date: Fri, 14 Feb 2014 16:55:04 +0800
Subject: [PATCH] cgroup: fix memory leak in cgroup_mount()

We should free the memory allocated in parse_cgroupfs_options() before
calling this function again.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
 kernel/cgroup.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 5606c0f08d95..3fe01102607b 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1540,6 +1540,8 @@ retry:
 		if (!atomic_inc_not_zero(&root->top_cgroup.refcnt)) {
 			mutex_unlock(&cgroup_mutex);
 			mutex_unlock(&cgroup_tree_mutex);
+			kfree(opts.release_agent);
+			kfree(opts.name);
 			msleep(10);
 			goto retry;
 		}
-- 
2.11.0