From 531fe96364f30879753d46c1f52ab839e12d2e5d Mon Sep 17 00:00:00 2001
From: Mikulas Patocka <mpatocka@redhat.com>
Date: Mon, 22 Jun 2009 10:12:17 +0100
Subject: [PATCH] dm: make dm_flush return void

Make dm_flush return void.

The first error during flush is stored in md->barrier_error instead.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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