linux-kernel - sound/soc/codecs/tlv320adcx140.c:776:34: warning: unused variable 'tlv320adcx140_of

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Message-ID: <202005230320.TWdmRD2n%lkp@intel.com>
Date:   Sat, 23 May 2020 03:16:24 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Dan Murphy <dmurphy@...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/codecs/tlv320adcx140.c:776:34: warning: unused variable
 'tlv320adcx140_of_match'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   4286d192c803571e8ca43b0f1f8ea04d663a278a
commit: 689c7655b50c5de2b6f0f42fecfb37bde5acf040 ASoC: tlv320adcx140: Add the tlv320adcx140 codec driver family
date:   3 months ago
config: mips-randconfig-r014-20200522 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 3393cc4cebf9969db94dc424b7a2b6195589c33b)
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 mips cross compiling tool for clang build
        # apt-get install binutils-mips-linux-gnu
        git checkout 689c7655b50c5de2b6f0f42fecfb37bde5acf040
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips 

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

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> sound/soc/codecs/tlv320adcx140.c:776:34: warning: unused variable 'tlv320adcx140_of_match' [-Wunused-const-variable]
static const struct of_device_id tlv320adcx140_of_match[] = {
^
1 warning generated.

vim +/tlv320adcx140_of_match +776 sound/soc/codecs/tlv320adcx140.c

   775	
 > 776	static const struct of_device_id tlv320adcx140_of_match[] = {
   777		{ .compatible = "ti,tlv320adc3140" },
   778		{ .compatible = "ti,tlv320adc5140" },
   779		{ .compatible = "ti,tlv320adc6140" },
   780		{},
   781	};
   782	MODULE_DEVICE_TABLE(of, tlv320adcx140_of_match);
   783	

---
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" (32671 bytes)