linux-kernel - drivers/video/backlight/pm8941-wled.c:404:1-3: WARNING: PTR_ERR_OR

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Date:	Tue, 27 Oct 2015 02:26:11 +0800
From:	kbuild test robot <fengguang.wu@...el.com>
To:	Bjorn Andersson <bjorn.andersson@...ymobile.com>
Cc:	kbuild-all@...org, linux-kernel@...r.kernel.org,
	Lee Jones <lee.jones@...aro.org>
Subject: drivers/video/backlight/pm8941-wled.c:404:1-3: WARNING:
 PTR_ERR_OR_ZERO can be used

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   85051e295fb7487fd22546f86058e99d5266dd88
commit: 7ddbc2423c3301280b883bbb04b998203f30312c backlight: pm8941-wled: Move PM8941 WLED driver to backlight
date:   9 weeks ago


coccinelle warnings: (new ones prefixed by >>)

>> drivers/video/backlight/pm8941-wled.c:404:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Please review and possibly fold the followup patch.

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0-DAY kernel test infrastructure                Open Source Technology Center
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