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author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2013-12-09 20:38:29 +0800 |
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committer | Tejun Heo <tj@kernel.org> | 2013-12-12 10:45:36 -0500 |
commit | 0be8669dd530f60cf3f59f084518570c1dfb47ee (patch) | |
tree | a485c457cc9745b9687aceef81fdec02846ba7e3 | |
parent | b85d20404cef6493f9d2edbafe83f9c72aece9a8 (diff) | |
download | op-kernel-dev-0be8669dd530f60cf3f59f084518570c1dfb47ee.zip op-kernel-dev-0be8669dd530f60cf3f59f084518570c1dfb47ee.tar.gz |
cgroup: fix missing unlock on error in cgroup_load_subsys()
Add the missing unlock before return from function cgroup_load_subsys()
in the error handling case.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>
-rw-r--r-- | kernel/cgroup.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index fb1193b..402f7aa 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -4618,6 +4618,7 @@ int __init_or_module cgroup_load_subsys(struct cgroup_subsys *ss) if (IS_ERR(css)) { /* failure case - need to deassign the cgroup_subsys[] slot. */ cgroup_subsys[ss->subsys_id] = NULL; + mutex_unlock(&cgroup_root_mutex); mutex_unlock(&cgroup_mutex); return PTR_ERR(css); } |