Hi Joseph, Thank you for the patch! Yet something to improve: [auto build test ERROR on bluetooth-next/master] [also build test ERROR on next-20210908] [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/Joseph-Hwang/Bluetooth-btandroid-Support-Android-Bluetooth-Quality-Report/20210908-192118 base: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master config: hexagon-buildonly-randconfig-r004-20210908 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 9c476172b93367d2cb88d7d3f4b1b5b456fa6020) 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 # https://github.com/0day-ci/linux/commit/0d4d42904b8f0e73fef4d95c76688c57fc7ed7d0 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Joseph-Hwang/Bluetooth-btandroid-Support-Android-Bluetooth-Quality-Report/20210908-192118 git checkout 0d4d42904b8f0e73fef4d95c76688c57fc7ed7d0 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=hexagon SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: btandroid_set_quality_report >>> referenced by hci_qca.c >>> bluetooth/hci_qca.o:(qca_setup) in archive drivers/built-in.a >>> referenced by hci_qca.c >>> bluetooth/hci_qca.o:(qca_setup) in archive drivers/built-in.a --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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