linux-kernel - drivers/pci/controller/dwc/pcie-kirin.c:141:1-3: WARNING: PTR_ERR_OR

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Date:   Fri, 20 Jul 2018 07:42:43 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Shawn Lin <shawn.lin@...k-chips.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Bjorn Helgaas <helgaas@...nel.org>
Subject: drivers/pci/controller/dwc/pcie-kirin.c:141:1-3: WARNING:
 PTR_ERR_OR_ZERO can be used

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   fb7d1bcf1602b46f37ada72178516c01a250e434
commit: 6e0832fa432ec99c94caee733c8f5851cf85560b PCI: Collect all native drivers under drivers/pci/controller/
date:   6 weeks ago


coccinelle warnings: (new ones prefixed by >>)

>> drivers/pci/controller/dwc/pcie-kirin.c:141:1-3: WARNING: PTR_ERR_OR_ZERO can be used
   drivers/pci/controller/dwc/pcie-kirin.c:177:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Please review and possibly fold the followup patch.

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