Hi Potin, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on usb/usb-testing] [also build test WARNING on v5.17-rc3 next-20220208] [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/Potin-Lai/usb-typec-tcpm-add-interface-for-passing-supported_pd_rev-from-tcpc_dev/20220208-202246 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing config: arm64-randconfig-s031-20220208 (https://download.01.org/0day-ci/archive/20220209/202202091453.L5BVOjcx-lkp@xxxxxxxxx/config) compiler: aarch64-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/0day-ci/linux/commit/322696594704fa918e63d1c80fa6d346a02e9a28 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Potin-Lai/usb-typec-tcpm-add-interface-for-passing-supported_pd_rev-from-tcpc_dev/20220208-202246 git checkout 322696594704fa918e63d1c80fa6d346a02e9a28 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/usb/typec/tcpm/ 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/usb/typec/tcpm/tcpm.c:581:16: sparse: sparse: incompatible types in comparison expression (different signedness): >> drivers/usb/typec/tcpm/tcpm.c:581:16: sparse: unsigned int * >> drivers/usb/typec/tcpm/tcpm.c:581:16: sparse: int * vim +581 drivers/usb/typec/tcpm/tcpm.c 573 574 static u32 tcpm_pd_supported_rev(struct tcpm_port *port) 575 { 576 u32 rev = PD_MAX_REV; 577 578 if (port->tcpc->supported_pd_rev) 579 rev = port->tcpc->supported_pd_rev(port->tcpc); 580 > 581 return min(rev, PD_MAX_REV); 582 } 583 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
