sound/soc/codecs/rt1019.c:878:34: warning: unused variable 'rt1019_of_match'

From: kernel test robot
Date: Tue May 04 2021 - 22:13:51 EST


Hi Jack,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e4adffb8daf476a01e7b4a55f586dc8c26e81392
commit: 7ec79d3850d0cb6dc52e6aa472886ab3adf15863 ASoC: rt1019: add rt1019 amplifier driver
date: 7 weeks ago
config: x86_64-randconfig-r011-20210505 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 8f5a2a5836cc8e4c1def2bdeb022e7b496623439)
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=7ec79d3850d0cb6dc52e6aa472886ab3adf15863
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 7ec79d3850d0cb6dc52e6aa472886ab3adf15863
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64

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

All warnings (new ones prefixed by >>):

>> sound/soc/codecs/rt1019.c:878:34: warning: unused variable 'rt1019_of_match' [-Wunused-const-variable]
static const struct of_device_id rt1019_of_match[] = {
^
1 warning generated.


vim +/rt1019_of_match +878 sound/soc/codecs/rt1019.c

877
> 878 static const struct of_device_id rt1019_of_match[] = {
879 { .compatible = "realtek,rt1019", },
880 {},
881 };
882 MODULE_DEVICE_TABLE(of, rt1019_of_match);
883

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

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