Hi Hans, I love your patch! Perhaps something to improve: [auto build test WARNING on lee-mfd/for-mfd-next] [also build test WARNING on chanwoo-extcon/extcon-next asoc/for-next v5.10 next-20201223] [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/Hans-de-Goede/MFD-extcon-ASoC-Add-support-for-Intel-Bay-Trail-boards-with-WM5102-codec/20201228-051806 base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git for-mfd-next config: i386-randconfig-s002-20201227 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-184-g1b896707-dirty # https://github.com/0day-ci/linux/commit/bc64046ad088b340f127f9eefdb8f941c03dcb53 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Hans-de-Goede/MFD-extcon-ASoC-Add-support-for-Intel-Bay-Trail-boards-with-WM5102-codec/20201228-051806 git checkout bc64046ad088b340f127f9eefdb8f941c03dcb53 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> "sparse warnings: (new ones prefixed by >>)" >> drivers/mfd/arizona-spi.c:29:31: sparse: sparse: symbol 'ldoena_gpios' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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