From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Thu, 4 Dec 2014 11:00:35 +0000 (+0300)
Subject: drm/tegra: Check for NULL pointer instead of IS_ERR()
X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~75^2~25^2~46
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bf19b885f956eb0fec7dd7c02400b679dca7312e;p=pandora-kernel.git

drm/tegra: Check for NULL pointer instead of IS_ERR()

iommu_domain_alloc() returns NULL on error, it never returns error
pointers.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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