Hi Nam, Thank you for the patch! Yet something to improve: [auto build test ERROR on staging/staging-testing] url: https://github.com/intel-lab-lkp/linux/commits/Nam-Cao/staging-rtl8723bs-remove-useless-files/20220819-173916 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git 8379cf83fe6d57a12952de6dcaf7a7fbd7b364fc config: i386-randconfig-a005 (https://download.01.org/0day-ci/archive/20220820/202208200447.kdEhBy9a-lkp@xxxxxxxxx/config) compiler: gcc-11 (Debian 11.3.0-5) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/0fdeb2305c40b79975f2c6b683ee5225b3aedf08 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Nam-Cao/staging-rtl8723bs-remove-useless-files/20220819-173916 git checkout 0fdeb2305c40b79975f2c6b683ee5225b3aedf08 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash M=drivers/staging If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> make[3]: *** No rule to make target 'drivers/staging/rtl8723bs/hal/odm_NoiseMonitor.o', needed by 'drivers/staging/rtl8723bs/r8723bs.o'. make[3]: Target '__build' not remade because of errors. -- 0-DAY CI Kernel Test Service https://01.org/lkp