Hi Puranjay, I love your patch! Yet something to improve: [auto build test ERROR on driver-core/driver-core-testing] [also build test ERROR on v5.15 next-20211106] [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/Puranjay-Mohan/device-property-Adding-fwnode_irq_get_by_name/20211107-014150 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git 27e0bcd02990f7291adb0f111e300f06c495d509 config: arc-allyesconfig (attached as .config) compiler: arceb-elf-gcc (GCC) 11.2.0 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://github.com/0day-ci/linux/commit/b3dc64f4a6e40482f1d4313e5cb664a60cf5eb13 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Puranjay-Mohan/device-property-Adding-fwnode_irq_get_by_name/20211107-014150 git checkout b3dc64f4a6e40482f1d4313e5cb664a60cf5eb13 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): >> drivers/base/property.c:1032:5: error: no previous prototype for 'fwnode_irq_get_by_name' [-Werror=missing-prototypes] 1032 | int fwnode_irq_get_by_name(const struct fwnode_handle *fwnode, const char *name) | ^~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/fwnode_irq_get_by_name +1032 drivers/base/property.c 1023 1024 /** 1025 * fwnode_irq_get_by_name - Get IRQ directly from its name. 1026 * @fwnode: Pointer to the firmware node 1027 * @name: IRQ Name 1028 * 1029 * Returns Linux IRQ number on success. Other values are determined 1030 * accordingly to acpi_/of_ irq_get() operation. 1031 */ > 1032 int fwnode_irq_get_by_name(const struct fwnode_handle *fwnode, const char *name) 1033 { 1034 int index; 1035 1036 if (unlikely(!name)) 1037 return -EINVAL; 1038 1039 index = of_property_match_string(to_of_node(fwnode), "interrupt-names", 1040 name); 1041 if (index < 0) 1042 return index; 1043 1044 return fwnode_irq_get(fwnode, index); 1045 } 1046 EXPORT_SYMBOL(fwnode_irq_get_by_name); 1047 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org