cgroup: fix a leak when percpu_ref_init() fails

ss->css_free() is not called when perfcpu_ref_init() fails.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Li Zefan 2013-07-31 16:16:28 +08:00 committed by Tejun Heo
parent 913ffdb543
commit da0a12caff

View File

@ -4344,8 +4344,10 @@ static long cgroup_create(struct cgroup *parent, struct dentry *dentry,
}
err = percpu_ref_init(&css->refcnt, css_release);
if (err)
if (err) {
ss->css_free(cgrp);
goto err_free_all;
}
init_cgroup_css(css, ss, cgrp);