From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Mon, 16 Dec 2013 06:13:25 +0000 (+0800)
Subject: drm/i915: fix return value check of debugfs_create_file()
X-Git-Tag: v3.14-rc1~47^2~16^2~59
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f3c5fe979117908fb642ed130ae2cd78cb005931;p=pandora-kernel.git

drm/i915: fix return value check of debugfs_create_file()

In case of error, the function debugfs_create_file() returns NULL
pointer not ERR_PTR() if debugfs is enabled. The IS_ERR() test in
the return value check should be replaced with NULL test.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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