[kbuild-all] arch/sparc/kernel/led.c:107:30: error: 'led_proc_ops' defined but not used

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f01c30de86f1047e9bae1b1b1417b0ce8dcd15b1 commit: 97a32539b9568bb653683349e5a76d02ff3c3e2c proc: convert everything to "struct proc_ops" date: 9 months ago config: sparc-randconfig-r033-20201114 (attached as .config) compiler: sparc-linux-gcc (GCC) 9.3.0 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 # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 97a32539b9568bb653683349e5a76d02ff3c3e2c # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sparc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): 107 | static const struct proc_ops led_proc_ops = { | ^~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/led_proc_ops +107 arch/sparc/kernel/led.c 106 108 .proc_open = led_proc_open, 109 .proc_read = seq_read, 110 .proc_lseek = seq_lseek, 111 .proc_release = single_release, 112 .proc_write = led_proc_write, 113 }; 114 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org