Hi Sam, I love your patch! Perhaps something to improve: [auto build test WARNING on soc/for-next] [also build test WARNING on sparc/master v5.11-rc1 next-20201223] [cannot apply to sparc-next/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/Sam-Ravnborg/sparc32-sunset-sun4m-and-sun4d/20201219-025354 base: https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next config: sparc-randconfig-c004-20201229 (attached as .config) compiler: sparc-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot "coccinelle warnings: (new ones prefixed by >>)" >> arch/sparc/mm/srmmu.c:317:42-43: WARNING comparing pointer to 0 >> arch/sparc/mm/srmmu.c:317:42-43: WARNING comparing pointer to 0 Please review and possibly fold the followup patch. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org