tree 73a30e75c15e5d0a6533db1852e4b193491e3e6a
parent 5bcd3b6f639c277ed7fa71f2f8ed6fb072615011
author Konstantin Khlebnikov <khlebnikov@yandex-team.ru> 1423733809 +0300
committer Jan Kara <jack@suse.cz> 1425483765 +0100

quota: paranoia: check quota tree root

Root level in quota tree must be already allocated otherwise this block
could be used for something else.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Jan Kara <jack@suse.cz>