tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: a1bffa48745afbb54cb4f873bba783b2ae8be042 commit: a19f228b8dd9a67e8de4ebd4eac8a4c94ec39d1a media: Kconfig: not all V4L2 platform drivers are for camera date: 6 months ago config: x86_64-randconfig-a001-20200927 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project a83eb048cb9a75da7a07a9d5318bbdbf54885c87) 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=a19f228b8dd9a67e8de4ebd4eac8a4c94ec39d1a git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout a19f228b8dd9a67e8de4ebd4eac8a4c94ec39d1a # 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/allegro-dvt/allegro-core.c:3142:34: warning: unused variable 'allegro_dt_ids' [-Wunused-const-variable] static const struct of_device_id allegro_dt_ids[] = { ^ 1 warning generated. vim +/allegro_dt_ids +3142 drivers/staging/media/allegro-dvt/allegro-core.c f20387dfd065693 Michael Tretter 2019-05-28 3141 f20387dfd065693 Michael Tretter 2019-05-28 @3142 static const struct of_device_id allegro_dt_ids[] = { f20387dfd065693 Michael Tretter 2019-05-28 3143 { .compatible = "allegro,al5e-1.1" }, f20387dfd065693 Michael Tretter 2019-05-28 3144 { /* sentinel */ } f20387dfd065693 Michael Tretter 2019-05-28 3145 }; f20387dfd065693 Michael Tretter 2019-05-28 3146 :::::: The code at line 3142 was first introduced by commit :::::: f20387dfd065693ba7ea2788a2f893bf653c9cb8 media: allegro: add Allegro DVT video IP core driver :::::: TO: Michael Tretter <m.tretter@xxxxxxxxxxxxxx> :::::: CC: Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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