memcg: hierarchical stat

[cascardo/linux.git] / kernel / cgroup.c

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index fea11c5..f2a3f5c 100644 (file)
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -915,10 +915,11 @@ static int cgroup_remount(struct super_block *sb, int *flags, char *data)
        }
 
        ret = rebind_subsystems(root, opts.subsys_bits);
+       if (ret)
+               goto out_unlock;
 
        /* (re)populate subsystem files */
-       if (!ret)
-               cgroup_populate_dir(cgrp);
+       cgroup_populate_dir(cgrp);
 
        if (opts.release_agent)
                strcpy(root->release_agent_path, opts.release_agent);