tree: git://git.kernel.org/pub/scm/linux/kernel/git/lkundrak/linux-mmp.git lr/ene-ec-v3 head: 84f417afc0f8966e64edbf420c0e7c47b9c451ed commit: 84f417afc0f8966e64edbf420c0e7c47b9c451ed [2/2] mfd: ene-kb3930: Add driver for ENE KB3930 Embedded Controller reproduce: # apt-get install sparse # sparse version: v0.6.1-193-gb8fad4bc-dirty git checkout 84f417afc0f8966e64edbf420c0e7c47b9c451ed make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) 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