tree 276c6a82017f980b1ee75cafbb7930f79476570c
parent 3a18404cd952ae529651f72a13e5d6ffee824c2e
author Dan Carpenter <dan.carpenter@oracle.com> 1433933967 +0300
committer Joerg Roedel <jroedel@suse.de> 1434008545 +0200

iommu: Checking for NULL instead of IS_ERR

The iommu_group_alloc() and iommu_group_get_for_dev()
functions return error pointers, they never return NULL.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>