tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tmp.tmp2 head: adcceb5eb7aee38e4a9c15bdf599655f0e1b1324 commit: 3fb8658426ac271948eb757e1c5a5554afdc5cf8 [302/364] sched/headers, fb: Simplify <linux/fb.h> dependencies compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> includecheck warnings: (new ones prefixed by >>) >> drivers/video/backlight/rave-sp-backlight.c: linux/backlight.h is included more than once. -- >> drivers/video/backlight/lm3639_bl.c: linux/backlight.h is included more than once. -- >> drivers/video/backlight/kb3886_bl.c: linux/backlight.h is included more than once. -- >> drivers/video/backlight/da9052_bl.c: linux/backlight.h is included more than once. -- >> drivers/video/backlight/cr_bllcd.c: linux/backlight.h is included more than once. 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