[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-ID: <4D6601B2.1090207@cn.fujitsu.com>
Date: Thu, 24 Feb 2011 14:58:58 +0800
From: Li Zefan <lizf@...fujitsu.com>
To: Andrew Morton <akpm@...ux-foundation.org>
CC: Paul Menage <menage@...gle.com>,
David Rientjes <rientjes@...gle.com>,
缪 勰 <miaox@...fujitsu.com>,
LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org
Subject: [PATCH] cpuset: Add a missing unlock in cpuset_write_resmask()
Don't forget to release cgroup_mutex if alloc_trial_cpuset() fails.
Signed-off-by: Li Zefan <lizf@...fujitsu.com>
---
kernel/cpuset.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 1ca786a..6272503 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1561,8 +1561,10 @@ static int cpuset_write_resmask(struct cgroup *cgrp, struct cftype *cft,
return -ENODEV;
trialcs = alloc_trial_cpuset(cs);
- if (!trialcs)
+ if (!trialcs) {
+ cgroup_unlock();
return -ENOMEM;
+ }
switch (cft->private) {
case FILE_CPULIST:
--
1.7.3.1
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists