From: Li Zefan <lizf@cn.fujitsu.com>
Date: Mon, 8 Sep 2008 14:47:19 +0000 (-0400)
Subject: ext4: add missing unlock in ext4_check_descriptors() on error path
X-Git-Tag: v2.6.28-rc1~709^2~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7ee1ec4ca30c6df8e989615cdaacb75f2af4fa6b;p=pandora-kernel.git

ext4: add missing unlock in ext4_check_descriptors() on error path

If there group descriptors are corrupted we need unlock the block
group lock before returning from the function; else we will oops when
freeing a spinlock which is still being held.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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