[broonie-ci:20220920_kuninori_morimoto_gx_asoc_soc_h_random_cleanup 35/44] sound/soc/sunxi/sun50i-dmic.c:268:34: warning: unused variable 'sun50i_dmic_of_match'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/ci.git 20220920_kuninori_morimoto_gx_asoc_soc_h_random_cleanup
head:   3289dc026a8cf5d6469eb49d838bc971f4370f9d
commit: 9fc2c8ed923d8ec8a49cf5b5076c84867126ca69 [35/44] ASoC: sunxi: Add Allwinner H6 Digital MIC driver
config: arm-randconfig-r024-20220921 (https://download.01.org/0day-ci/archive/20220921/202209210327.k80A7Kzb-lkp@xxxxxxxxx/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920)
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 arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://git.kernel.org/pub/scm/linux/kernel/git/broonie/ci.git/commit/?id=9fc2c8ed923d8ec8a49cf5b5076c84867126ca69
        git remote add broonie-ci https://git.kernel.org/pub/scm/linux/kernel/git/broonie/ci.git
        git fetch --no-tags broonie-ci 20220920_kuninori_morimoto_gx_asoc_soc_h_random_cleanup
        git checkout 9fc2c8ed923d8ec8a49cf5b5076c84867126ca69
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash sound/soc/sunxi/

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

All warnings (new ones prefixed by >>):

>> sound/soc/sunxi/sun50i-dmic.c:268:34: warning: unused variable 'sun50i_dmic_of_match' [-Wunused-const-variable]
   static const struct of_device_id sun50i_dmic_of_match[] = {
                                    ^
   1 warning generated.


vim +/sun50i_dmic_of_match +268 sound/soc/sunxi/sun50i-dmic.c

   267	
 > 268	static const struct of_device_id sun50i_dmic_of_match[] = {
   269		{
   270			.compatible = "allwinner,sun50i-h6-dmic",
   271		},
   272		{ /* sentinel */ }
   273	};
   274	MODULE_DEVICE_TABLE(of, sun50i_dmic_of_match);
   275	

-- 
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