From ba599aca520d6005138d1e5edb125fb83a130141 Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.de>
Date: Wed, 25 Feb 2015 11:44:11 +1100
Subject: [PATCH] md: fix error paths from bitmap_create.

Recent change to bitmap_create mishandles errors.
In particular a failure doesn't alway cause 'err' to be set.

Signed-off-by: NeilBrown <neilb@suse.de>
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Reading git-format-patch failed