osb->vol_label is malloced in ocfs2_initialize_super but not freed if
error occurs or during umount, thus causing a memory leak.
Signed-off-by: NJoseph Qi <joseph.qi@huawei.com>
Reviewed-by: Njoyce.xue <xuejiufei@huawei.com>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>