From 2207063443739e934184076cbb23db8973d6b2d4 Mon Sep 17 00:00:00 2001
From: Hannes Reinecke <hare@suse.de>
Date: Fri, 24 Apr 2015 13:18:39 +0200
Subject: [PATCH] advansys: Check for DMA mapping errors

DMA mapping might fail, so we need to check for errors here.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
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Reading git-format-patch failed