linux-kernel - Re: [PATCH] PCI: Remove unused includes and superfluous struct declaration

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Date:   Mon, 2 Sep 2019 11:55:34 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Krzysztof Wilczynski <kw@...ux.com>
Cc:     kbuild-all@...org, Bjorn Helgaas <helgaas@...nel.org>,
        Joerg Roedel <joro@...tes.org>,
        Jingoo Han <jingoohan1@...il.com>,
        Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Frank Rowand <frowand.list@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        iommu@...ts.linux-foundation.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH] PCI: Remove unused includes and superfluous struct
 declaration

Hi Krzysztof,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[cannot apply to v5.3-rc6 next-20190830]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Krzysztof-Wilczynski/PCI-Remove-unused-includes-and-superfluous-struct-declaration/20190902-040019
config: x86_64-randconfig-f004-201935 (attached as .config)
compiler: gcc-7 (Debian 7.4.0-11) 7.4.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   In file included from <command-line>:0:0:
   include/linux/of_pci.h: In function 'of_pci_get_devfn':
>> include/linux/of_pci.h:24:10: error: 'EINVAL' undeclared (first use in this function)
     return -EINVAL;
             ^~~~~~
   include/linux/of_pci.h:24:10: note: each undeclared identifier is reported only once for each function it appears in

vim +/EINVAL +24 include/linux/of_pci.h

64c5c759084e153 Arnd Bergmann 2014-06-04  21  
64c5c759084e153 Arnd Bergmann 2014-06-04  22  static inline int of_pci_get_devfn(struct device_node *np)
64c5c759084e153 Arnd Bergmann 2014-06-04  23  {
64c5c759084e153 Arnd Bergmann 2014-06-04 @24  	return -EINVAL;
64c5c759084e153 Arnd Bergmann 2014-06-04  25  }
64c5c759084e153 Arnd Bergmann 2014-06-04  26  

:::::: The code at line 24 was first introduced by commit
:::::: 64c5c759084e153272eb05f4103de3e0adf5a88a of/irq: provide more wrappers for !CONFIG_OF

:::::: TO: Arnd Bergmann <arnd@...db.de>
:::::: CC: Rob Herring <robh@...nel.org>

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