Hi Abhishek, kernel test robot noticed the following build warnings: [auto build test WARNING on chrome-platform/for-next] [also build test WARNING on chrome-platform/for-firmware-next usb/usb-testing usb/usb-next usb/usb-linus linus/master v6.11 next-20240926] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Abhishek-Pandit-Subedi/usb-typec-Add-driver-for-Thunderbolt-3-Alternate-Mode/20240926-002931 base: https://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux.git for-next patch link: https://lore.kernel.org/r/20240925092505.1.I3080b036e8de0b9957c57c1c3059db7149c5e549%40changeid patch subject: [PATCH 1/8] usb: typec: Add driver for Thunderbolt 3 Alternate Mode config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20240926/202409262224.Bnlmjakc-lkp@xxxxxxxxx/config) compiler: alpha-linux-gcc (GCC) 13.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240926/202409262224.Bnlmjakc-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202409262224.Bnlmjakc-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/usb/typec/altmodes/thunderbolt.c:15: warning: expecting prototype for USB Typec(). Prototype was for USB_TYPEC_VENDOR_INTEL() instead vim +15 drivers/usb/typec/altmodes/thunderbolt.c 14 > 15 #define USB_TYPEC_VENDOR_INTEL 0x8087 16 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki