tree: https://gitlab.freedesktop.org/agd5f/linux.git amd-staging-drm-next head: c631af5a62e497a3d1d8ace5add26ae43040c48b commit: 76e192c35ad70a1242a65971345a5056650f35e9 [541/556] Add support for AMD SPI controller-1 config: hexagon-randconfig-r041-20210822 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project a83d99c55ebb14532c414066a5aa3bdb65389965) 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 git remote add agd5f https://gitlab.freedesktop.org/agd5f/linux.git git fetch --no-tags agd5f amd-staging-drm-next git checkout 76e192c35ad70a1242a65971345a5056650f35e9 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=hexagon If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/spi/spi-amd.c:405:36: warning: unused variable 'spi_acpi_match' [-Wunused-const-variable] static const struct acpi_device_id spi_acpi_match[] = { ^ 1 warning generated. vim +/spi_acpi_match +405 drivers/spi/spi-amd.c bbb336f39efcb1 Sanjay R Mehta 2020-04-25 404 bbb336f39efcb1 Sanjay R Mehta 2020-04-25 @405 static const struct acpi_device_id spi_acpi_match[] = { bbb336f39efcb1 Sanjay R Mehta 2020-04-25 406 { "AMDI0061", 0 }, 76e192c35ad70a kunliu13 2021-08-20 407 { "AMDI0062", 0 }, bbb336f39efcb1 Sanjay R Mehta 2020-04-25 408 {}, bbb336f39efcb1 Sanjay R Mehta 2020-04-25 409 }; bbb336f39efcb1 Sanjay R Mehta 2020-04-25 410 MODULE_DEVICE_TABLE(acpi, spi_acpi_match); 76e192c35ad70a kunliu13 2021-08-20 411 :::::: The code at line 405 was first introduced by commit :::::: bbb336f39efcb1b5498f65f59f9af5773ad6dc2b spi: spi-amd: Add AMD SPI controller driver support :::::: TO: Sanjay R Mehta :::::: CC: Mark Brown --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org