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Commit 0be8669d authored by Wei Yongjun's avatar Wei Yongjun Committed by Tejun Heo
Browse files

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: default avatarWei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Acked-by: default avatarLi Zefan <lizefan@huawei.com>
parent b85d2040

kernel/cgroup.c

+1 −0
Original line number Diff line number Diff line
@@ -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);

	}