tree: https://github.com/Xilinx/linux-xlnx master head: 0605a36e057480f3a83ae401e7ff59739da78e82 commit: c327a8947017ebe78c31d8018092a91b540dab8c [11279/12130] usb: function: f_tcm: Add support for getting alt interface number config: x86_64-randconfig-r023-20210421 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d87b9b81ccb95217181ce75515c6c68bbb408ca4) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/Xilinx/linux-xlnx/commit/c327a8947017ebe78c31d8018092a... git remote add xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xlnx master git checkout c327a8947017ebe78c31d8018092a91b540dab8c # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/usb/gadget/function/f_tcm.c:342:12: warning: address of array 'fu->cmd' will always evaluate to 'true' [-Wpointer-bool-conversion] if (!fu->cmd) ~~~~~^~~ static int tcm_get_alt(struct usb_function *f, unsigned int intf) ^ drivers/usb/gadget/function/f_tcm.c:2233:12: note: previous definition is here static int tcm_get_alt(struct usb_function *f, unsigned intf) ^ 1 warning and 1 error generated. vim +/tcm_get_alt +2262 drivers/usb/gadget/function/f_tcm.c 2261 2263 { 2264 struct f_uas *fu = to_f_uas(f); 2265 2266 return fu->flags & USBG_IS_UAS ? 1 : 0; 2267 } 2268 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org