kernel/irq/irqdomain.c:70: warning: Function parameter or member 'fwnode' not described in 'irq_domain_free_fwnode'

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   33cc938e65a98f1d29d0a18403dbbee050dcad9a
commit: b145dcc45a6af0abfcf9b4de8006d40559c50fc6 irqdomain: Add a fwnode_handle allocator
date:   8 years ago
config: x86_64-alldefconfig (https://download.01.org/0day-ci/archive/20231203/202312032328.bQoJiekV-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231203/202312032328.bQoJiekV-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312032328.bQoJiekV-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from include/linux/kobject.h:21,
                    from include/linux/of.h:21,
                    from include/linux/irqdomain.h:37,
                    from kernel/irq/irqdomain.c:8:
   include/linux/sysfs.h: In function 'sysfs_get_dirent':
   include/linux/sysfs.h:496:44: warning: pointer targets in passing argument 2 of 'kernfs_find_and_get' differ in signedness [-Wpointer-sign]
     496 |         return kernfs_find_and_get(parent, name);
         |                                            ^~~~
         |                                            |
         |                                            const unsigned char *
   In file included from include/linux/sysfs.h:15:
   include/linux/kernfs.h:428:57: note: expected 'const char *' but argument is of type 'const unsigned char *'
     428 | kernfs_find_and_get(struct kernfs_node *kn, const char *name)
         |                                             ~~~~~~~~~~~~^~~~
>> kernel/irq/irqdomain.c:70: warning: Function parameter or member 'fwnode' not described in 'irq_domain_free_fwnode'
   kernel/irq/irqdomain.c:98: warning: Function parameter or member 'fwnode' not described in '__irq_domain_add'
   kernel/irq/irqdomain.c:98: warning: Excess function parameter 'of_node' description in '__irq_domain_add'
   kernel/irq/irqdomain.c:779: warning: Function parameter or member 'd' not described in 'irq_domain_xlate_onecell'
   kernel/irq/irqdomain.c:779: warning: Function parameter or member 'ctrlr' not described in 'irq_domain_xlate_onecell'
   kernel/irq/irqdomain.c:779: warning: Function parameter or member 'intspec' not described in 'irq_domain_xlate_onecell'
   kernel/irq/irqdomain.c:779: warning: Function parameter or member 'intsize' not described in 'irq_domain_xlate_onecell'
   kernel/irq/irqdomain.c:779: warning: Function parameter or member 'out_hwirq' not described in 'irq_domain_xlate_onecell'
   kernel/irq/irqdomain.c:779: warning: Function parameter or member 'out_type' not described in 'irq_domain_xlate_onecell'
   kernel/irq/irqdomain.c:798: warning: Function parameter or member 'd' not described in 'irq_domain_xlate_twocell'
   kernel/irq/irqdomain.c:798: warning: Function parameter or member 'ctrlr' not described in 'irq_domain_xlate_twocell'
   kernel/irq/irqdomain.c:798: warning: Function parameter or member 'intspec' not described in 'irq_domain_xlate_twocell'
   kernel/irq/irqdomain.c:798: warning: Function parameter or member 'intsize' not described in 'irq_domain_xlate_twocell'
   kernel/irq/irqdomain.c:798: warning: Function parameter or member 'out_hwirq' not described in 'irq_domain_xlate_twocell'
   kernel/irq/irqdomain.c:798: warning: Function parameter or member 'out_type' not described in 'irq_domain_xlate_twocell'
   kernel/irq/irqdomain.c:822: warning: Function parameter or member 'd' not described in 'irq_domain_xlate_onetwocell'
   kernel/irq/irqdomain.c:822: warning: Function parameter or member 'ctrlr' not described in 'irq_domain_xlate_onetwocell'
   kernel/irq/irqdomain.c:822: warning: Function parameter or member 'intspec' not described in 'irq_domain_xlate_onetwocell'
   kernel/irq/irqdomain.c:822: warning: Function parameter or member 'intsize' not described in 'irq_domain_xlate_onetwocell'
   kernel/irq/irqdomain.c:822: warning: Function parameter or member 'out_hwirq' not described in 'irq_domain_xlate_onetwocell'
   kernel/irq/irqdomain.c:822: warning: Function parameter or member 'out_type' not described in 'irq_domain_xlate_onetwocell'
   kernel/irq/irqdomain.c:1258: warning: Function parameter or member 'domain' not described in 'irq_domain_alloc_irqs_parent'
   kernel/irq/irqdomain.c:1280: warning: Function parameter or member 'domain' not described in 'irq_domain_free_irqs_parent'


vim +70 kernel/irq/irqdomain.c

    63	
    64	/**
    65	 * irq_domain_free_fwnode - Free a non-OF-backed fwnode_handle
    66	 *
    67	 * Free a fwnode_handle allocated with irq_domain_alloc_fwnode.
    68	 */
    69	void irq_domain_free_fwnode(struct fwnode_handle *fwnode)
  > 70	{
    71		struct irqchip_fwid *fwid;
    72	
    73		if (WARN_ON(fwnode->type != FWNODE_IRQCHIP))
    74			return;
    75	
    76		fwid = container_of(fwnode, struct irqchip_fwid, fwnode);
    77		kfree(fwid->name);
    78		kfree(fwid);
    79	}
    80	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki