From 349ecd6a3c0e4f97fa4dc6bd3917455ccc106d23 Mon Sep 17 00:00:00 2001
From: Jan Kara <jack@suse.cz>
Date: Mon, 9 Jul 2012 23:38:36 +0200
Subject: [PATCH] jbd: Check return value of blkdev_issue_flush()

blkdev_issue_flush() can fail. Make sure the error gets properly propagated.

Signed-off-by: Jan Kara <jack@suse.cz>
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