tree 4109d70c1db40d9b3668f10bb25c1655a3b5925b
parent ed1f041842f0c4226a78fcd96ccb8e6a5433ae9d
author Dan Carpenter <dan.carpenter@oracle.com> 1428570211 +0300
committer Vinod Koul <vinod.koul@intel.com> 1429293891 +0530

dmaengine: xgene: devm_ioremap() returns NULL on error

The code here is checking for IS_ERR() but devm_ioremap() returns NULL
on error and not an error pointer.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>