tree 31efb5e00be1c1e5cc266046c783c7569e495ede
parent 26fd8405dd470cb8b54cb96859b7dd437e5e1391
author Aristeu Rozanski <aris@redhat.com> 1351197465 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1351201072 -0700

device_cgroup: add proper checking when changing default behavior

Before changing a group's default behavior to ALLOW, we must check if
its parent's behavior is also ALLOW.

Signed-off-by: Aristeu Rozanski <aris@redhat.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Li Zefan <lizefan@huawei.com>
Cc: James Morris <jmorris@namei.org>
Cc: Pavel Emelyanov <xemul@openvz.org>
Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Cc: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>