[PATCH 3.13 078/172] cgroup: fix error return value in cgroup_mount()

3.13-stable review patch. If anyone has any objections, please let me know. -- From: Tejun Heo commit eb46bf89696972b856a9adb6aebd5c7b65c266e4 upstream. When cgroup_mount() fails to allocate an id for the root, it didn't set ret before jumping to unlock_drop ending up

[PATCH 3.13 078/172] cgroup: fix error return value in cgroup_mount()

3.13-stable review patch. If anyone has any objections, please let me know. -- From: Tejun Heo t...@kernel.org commit eb46bf89696972b856a9adb6aebd5c7b65c266e4 upstream. When cgroup_mount() fails to allocate an id for the root, it didn't set ret before jumping to unlock_drop