From: Mike Snitzer <snitzer@redhat.com>
Date: Fri, 28 Feb 2014 14:33:48 +0000 (+0100)
Subject: dm mpath: remove extra nesting in map function
X-Git-Tag: v3.15-rc1~69^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9bf59a611a5eb479f321fae34adc9f948de0a42f;p=pandora-kernel.git

dm mpath: remove extra nesting in map function

Return early for case when no path exists, and when the
pathgroup isn't ready. This eliminates the need for
extra nesting for the the common case.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Hannes Reinecke <hare@suse.de>
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