drivers/staging/media/rkvdec/rkvdec.c:967:34: warning: unused variable 'of_rkvdec_match'

From: kernel test robot
Date: Tue Dec 08 2020 - 00:43:05 EST


Hi Boris,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: cd796ed3345030aa1bb332fe5c793b3dddaf56e7
commit: cd33c830448baf7b1e94da72eca069e3e1d050c9 media: rkvdec: Add the rkvdec driver
date: 8 months ago
config: x86_64-randconfig-r023-20201208 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project a2f922140f5380571fb74179f2bf622b3b925697)
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=cd33c830448baf7b1e94da72eca069e3e1d050c9
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout cd33c830448baf7b1e94da72eca069e3e1d050c9
# 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 >>):

>> drivers/staging/media/rkvdec/rkvdec.c:967:34: warning: unused variable 'of_rkvdec_match' [-Wunused-const-variable]
static const struct of_device_id of_rkvdec_match[] = {
^
1 warning generated.

vim +/of_rkvdec_match +967 drivers/staging/media/rkvdec/rkvdec.c

966
> 967 static const struct of_device_id of_rkvdec_match[] = {
968 { .compatible = "rockchip,rk3399-vdec" },
969 { /* sentinel */ }
970 };
971 MODULE_DEVICE_TABLE(of, of_rkvdec_match);
972

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

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