sound/soc/codecs/zl38060.c:614:34: warning: unused variable 'zl38_dt_ids'

From: kernel test robot
Date: Sat Sep 19 2020 - 14:05:45 EST


Hi Sven,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: eb5f95f1593f7c22dac681b19e815828e2af3efd
commit: 52e8a94baf9026276fcdc9ff21a50dc2ca0bc94b ASoC: Add initial ZL38060 driver
date: 5 months ago
config: x86_64-randconfig-a012-20200920 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project ed79827aea444e6995fb3d36abc2bfd36331773c)
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
git checkout 52e8a94baf9026276fcdc9ff21a50dc2ca0bc94b
# 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@xxxxxxxxx>

All warnings (new ones prefixed by >>):

>> sound/soc/codecs/zl38060.c:614:34: warning: unused variable 'zl38_dt_ids' [-Wunused-const-variable]
static const struct of_device_id zl38_dt_ids[] = {
^
1 warning generated.

# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=52e8a94baf9026276fcdc9ff21a50dc2ca0bc94b
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 52e8a94baf9026276fcdc9ff21a50dc2ca0bc94b
vim +/zl38_dt_ids +614 sound/soc/codecs/zl38060.c

613
> 614 static const struct of_device_id zl38_dt_ids[] = {
615 { .compatible = "mscc,zl38060", },
616 { /* sentinel */ }
617 };
618 MODULE_DEVICE_TABLE(of, zl38_dt_ids);
619

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

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