linux-kernel - sound/soc/meson/t9015.c:315:34: warning: unused variable 't9015

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Message-ID: <202009270937.heiXv8DT%lkp@intel.com>
Date:   Sun, 27 Sep 2020 09:43:42 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jerome Brunet <jbrunet@...libre.com>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        linux-kernel@...r.kernel.org, Mark Brown <broonie@...nel.org>
Subject: sound/soc/meson/t9015.c:315:34: warning: unused variable 't9015_ids'

Hi Jerome,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   a1bffa48745afbb54cb4f873bba783b2ae8be042
commit: 33901f5b9b16d212ee58865e9e8e80fc813f12da ASoC: meson: add t9015 internal DAC driver
date:   7 months ago
config: x86_64-randconfig-r033-20200927 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project a83eb048cb9a75da7a07a9d5318bbdbf54885c87)
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 x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=33901f5b9b16d212ee58865e9e8e80fc813f12da
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 33901f5b9b16d212ee58865e9e8e80fc813f12da
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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 >>):

>> sound/soc/meson/t9015.c:315:34: warning: unused variable 't9015_ids' [-Wunused-const-variable]
   static const struct of_device_id t9015_ids[] = {
                                    ^
   1 warning generated.

vim +/t9015_ids +315 sound/soc/meson/t9015.c

   314	
 > 315	static const struct of_device_id t9015_ids[] = {
   316		{ .compatible = "amlogic,t9015", },
   317		{ }
   318	};
   319	MODULE_DEVICE_TABLE(of, t9015_ids);
   320	

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

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