Hi Kuninori, kernel test robot noticed the following build warnings: [auto build test WARNING on broonie-sound/for-next] [also build test WARNING on drm-misc/drm-misc-next linus/master v6.8-rc1 next-20240125] [cannot apply to robh/for-next] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Kuninori-Morimoto/of-property-add-port-base-loop/20240123-081427 base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next patch link: https://lore.kernel.org/r/87fryoud8t.wl-kuninori.morimoto.gx%40renesas.com patch subject: [PATCH 03/13] of: property: add of_graph_get_next_endpoint_raw() config: i386-buildonly-randconfig-002-20240125 (https://download.01.org/0day-ci/archive/20240126/202401260024.txulvo50-lkp@xxxxxxxxx/config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240126/202401260024.txulvo50-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202401260024.txulvo50-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/of/property.c:681: warning: Function parameter or struct member 'port' not described in 'of_graph_get_next_endpoint_raw' >> drivers/of/property.c:681: warning: Excess function parameter 'parent' description in 'of_graph_get_next_endpoint_raw' vim +681 drivers/of/property.c 670 671 /** 672 * of_graph_get_next_endpoint_raw() - get next endpoint node 673 * @parent: pointer to the target port node 674 * @endpoint: current endpoint node, or NULL to get first 675 * 676 * Return: An 'endpoint' node pointer with refcount incremented. Refcount 677 * of the passed @prev node is decremented. 678 */ 679 struct device_node *of_graph_get_next_endpoint_raw(const struct device_node *port, 680 struct device_node *endpoint) > 681 { 682 if (!port) 683 return NULL; 684 685 do { 686 endpoint = of_get_next_child(port, endpoint); 687 if (!endpoint) 688 break; 689 } while (!of_node_name_eq(endpoint, "endpoint")); 690 691 return endpoint; 692 } 693 EXPORT_SYMBOL(of_graph_get_next_endpoint_raw); 694 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki