linux-kernel - drivers/net/ethernet/marvell/mvmdio.c:426:36: warning: unused variable 'orion_mdio_acpi

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Message-ID: <202111060012.DySVGHc5-lkp@intel.com>
Date:   Sat, 6 Nov 2021 00:48:19 +0800
From:   kernel test robot <lkp@...el.com>
To:     Marcin Wojtas <mw@...ihalf.com>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org
Subject: drivers/net/ethernet/marvell/mvmdio.c:426:36: warning: unused
 variable 'orion_mdio_acpi_match'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   fe91c4725aeed35023ba4f7a1e1adfebb6878c23
commit: c54da4c1acb1d62b3aec36b18473c430675e26d4 net: mvmdio: add ACPI support
date:   5 months ago
config: riscv-randconfig-r042-20210927 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dc6e8dfdfe7efecfda318d43a06fae18b40eb498)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c54da4c1acb1d62b3aec36b18473c430675e26d4
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout c54da4c1acb1d62b3aec36b18473c430675e26d4
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=riscv 

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

All warnings (new ones prefixed by >>):

>> drivers/net/ethernet/marvell/mvmdio.c:426:36: warning: unused variable 'orion_mdio_acpi_match' [-Wunused-const-variable]
   static const struct acpi_device_id orion_mdio_acpi_match[] = {
                                      ^
   1 warning generated.

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for LOCKDEP
   Depends on DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && (FRAME_POINTER || MIPS || PPC || S390 || MICROBLAZE || ARM || ARC || X86)
   Selected by
   - DEBUG_LOCK_ALLOC && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT


vim +/orion_mdio_acpi_match +426 drivers/net/ethernet/marvell/mvmdio.c

   425	
 > 426	static const struct acpi_device_id orion_mdio_acpi_match[] = {
   427		{ "MRVL0100", BUS_TYPE_SMI },
   428		{ "MRVL0101", BUS_TYPE_XSMI },
   429		{ },
   430	};
   431	MODULE_DEVICE_TABLE(acpi, orion_mdio_acpi_match);
   432	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (32496 bytes)