linux-kernel - drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c:1087:1-3: WARNING: PTR_ERR_OR

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Date:   Thu, 12 Apr 2018 05:14:39 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Ryder Lee <ryder.lee@...iatek.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Mauro Carvalho Chehab <m.chehab@...sung.com>,
        linux-media@...r.kernel.org,
        Matthias Brugger <matthias.bgg@...il.com>,
        Hans Verkuil <hverkuil@...all.nl>
Subject: drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c:1087:1-3: WARNING:
 PTR_ERR_OR_ZERO can be used

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   8837c70d531a1788f975c366c254a5cb973a5291
commit: 648a9576932a26e1c6a157b4c9345204de975957 media: vcodec: fix error return value from mtk_jpeg_clk_init()
date:   7 days ago


coccinelle warnings: (new ones prefixed by >>)

>> drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c:1087:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Please review and possibly fold the followup patch.

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