tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-next head: 905eccc6a509d2818e3dd1304c55dc5291b7ea88 commit: 1c48c759ef4bb9031b3347277f04484e07e27d97 [32/37] usb: typec: driver for TI HD3SS3220 USB Type-C DRP port controller reproduce: # apt-get install sparse # sparse version: v0.6.1-rc1-42-g38eda53-dirty git checkout 1c48c759ef4bb9031b3347277f04484e07e27d97 make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) >> drivers/usb/typec/hd3ss3220.c:123:13: sparse: sparse: symbol 'hd3ss3220_irq' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation