From: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Date: Thu, 2 Apr 2015 20:32:15 +0000 (-0400)
Subject: ext4: fix bh leak on error paths in ext4_rename() and ext4_cross_rename()
X-Git-Tag: omap-for-v4.1/fixes-rc1~89^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7071b715873a66b69a9c0c5839963bb51aeae41b;p=pandora-kernel.git

ext4: fix bh leak on error paths in ext4_rename() and ext4_cross_rename()

Release references to buffer-heads if ext4_journal_start() fails.

Fixes: 5b61de757535 ("ext4: start handle at least possible moment when renaming files")
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
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