Hi Tony,

I love your patch! Perhaps something to improve:

[auto build test WARNING on input/next]
[also build test WARNING on linus/master v5.11-rc2 next-20210104]
[cannot apply to hid/for-next linux/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Tony-Lindgren/Lost-key-up-interrupt-handling-for-omap4-keypad/20210106-210045
base:   https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git next
config: x86_64-randconfig-a014-20210106 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 5c951623bc8965fa1e89660f2f5f4a2944e4981a)
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://github.com/0day-ci/linux/commit/69f44d8d3d1568dd3f330a46f6173a1bfc372ebd
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Tony-Lindgren/Lost-key-up-interrupt-handling-for-omap4-keypad/20210106-210045
        git checkout 69f44d8d3d1568dd3f330a46f6173a1bfc372ebd
        # 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@intel.com>

All warnings (new ones prefixed by >>):

>> drivers/input/keyboard/omap4-keypad.c:536:32: warning: unused variable 'omap4_keypad_pm_ops' [-Wunused-const-variable]
   static const struct dev_pm_ops omap4_keypad_pm_ops = {
                                  ^
   1 warning generated.


vim +/omap4_keypad_pm_ops +536 drivers/input/keyboard/omap4-keypad.c

   535	
 > 536	static const struct dev_pm_ops omap4_keypad_pm_ops = {
   537		SET_RUNTIME_PM_OPS(omap4_keypad_runtime_suspend, NULL, NULL)
   538	};
   539	

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