linux-kernel - drivers/pci/controller/pci-xgene.c:626:34: warning: 'xgene_pcie_match

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Date:   Mon, 6 Jun 2022 21:06:23 +0800
From:   kernel test robot <lkp@...el.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Bjorn Helgaas <helgaas@...nel.org>,
        Robert Richter <rric@...nel.org>
Subject: drivers/pci/controller/pci-xgene.c:626:34: warning:
 'xgene_pcie_match_table' defined but not used

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   f2906aa863381afb0015a9eb7fefad885d4e5a56
commit: 6e5a1fff9096ecd259dedcbbdc812aa90986a40e PCI: Avoid building empty drivers
date:   1 year, 3 months ago
config: x86_64-buildonly-randconfig-r011-20220606 (https://download.01.org/0day-ci/archive/20220606/202206062135.8mSfWOtw-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-1) 11.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6e5a1fff9096ecd259dedcbbdc812aa90986a40e
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 6e5a1fff9096ecd259dedcbbdc812aa90986a40e
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/pci/controller/ drivers/soc/ixp4xx/

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

All warnings (new ones prefixed by >>):

>> drivers/pci/controller/pci-xgene.c:626:34: warning: 'xgene_pcie_match_table' defined but not used [-Wunused-const-variable=]
     626 | static const struct of_device_id xgene_pcie_match_table[] = {
         |                                  ^~~~~~~~~~~~~~~~~~~~~~


vim +/xgene_pcie_match_table +626 drivers/pci/controller/pci-xgene.c

5f6b6ccdbe1cdf drivers/pci/host/pci-xgene.c Tanmay Inamdar 2014-10-01  625  
5f6b6ccdbe1cdf drivers/pci/host/pci-xgene.c Tanmay Inamdar 2014-10-01 @626  static const struct of_device_id xgene_pcie_match_table[] = {
5f6b6ccdbe1cdf drivers/pci/host/pci-xgene.c Tanmay Inamdar 2014-10-01  627  	{.compatible = "apm,xgene-pcie",},
5f6b6ccdbe1cdf drivers/pci/host/pci-xgene.c Tanmay Inamdar 2014-10-01  628  	{},
5f6b6ccdbe1cdf drivers/pci/host/pci-xgene.c Tanmay Inamdar 2014-10-01  629  };
5f6b6ccdbe1cdf drivers/pci/host/pci-xgene.c Tanmay Inamdar 2014-10-01  630  

:::::: The code at line 626 was first introduced by commit
:::::: 5f6b6ccdbe1cdfa5aa4347ec5412509b8995db27 PCI: xgene: Add APM X-Gene PCIe driver

:::::: TO: Tanmay Inamdar <tinamdar@....com>
:::::: CC: Bjorn Helgaas <bhelgaas@...gle.com>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp