From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Tue, 10 Sep 2013 22:56:12 +0000 (+0800)
Subject: drm/msm: fix return value check in ERR_PTR()
X-Git-Tag: v3.12-rc2~3^2^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1f70e079c773b2c5988b0f0b4d314fc0f6c7a1b8;p=pandora-kernel.git

drm/msm: fix return value check in ERR_PTR()

In case of error, the function drm_prime_pages_to_sg() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
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