tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 7d8214bba44c1aa6a75921a09a691945d26a8d43 commit: 87b764b15f9a0279991f9518f561d25cab0cf1be [10178/10976] of/address: Add of_property_read_reg() helper config: sparc-defconfig (https://download.01.org/0day-ci/archive/20230412/202304122211.Sgzf52OW-lkp@xxxxxxxxx/config) compiler: sparc-linux-gcc (GCC) 12.1.0 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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=87b764b15f9a0279991f9518f561d25cab0cf1be git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 87b764b15f9a0279991f9518f561d25cab0cf1be # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sparc olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sparc SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202304122211.Sgzf52OW-lkp@xxxxxxxxx/ Note: the linux-next/master HEAD 7d8214bba44c1aa6a75921a09a691945d26a8d43 builds fine. It may have been fixed somewhere. All errors (new ones prefixed by >>): In file included from arch/sparc/kernel/of_device_common.c:10: >> include/linux/of_address.h:111:12: error: 'of_property_read_reg' defined but not used [-Werror=unused-function] 111 | static int of_property_read_reg(struct device_node *np, int idx, u64 *addr, u64 *size) | ^~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/of_property_read_reg +111 include/linux/of_address.h 110 > 111 static int of_property_read_reg(struct device_node *np, int idx, u64 *addr, u64 *size) 112 { 113 return -ENOSYS; 114 } 115 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
