linux-kernel - drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-debugfs.h:19:62: warning: omitting the parameter name in a function definition is a C23 extension

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Date: Wed, 5 Jun 2024 09:33:58 +0800
From: kernel test robot <lkp@...el.com>
To: Ricardo Ribalda <ribalda@...omium.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-kernel@...r.kernel.org, Hans Verkuil <hverkuil@...all.nl>
Subject: drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-debugfs.h:19:62:
 warning: omitting the parameter name in a function definition is a C23
 extension

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   32f88d65f01bf6f45476d7edbe675e44fb9e1d58
commit: e22b4973ee201486a7147efaa80b6562d3a749d1 media: c8sectpfe: Do not depend on DEBUG_FS
date:   7 weeks ago
config: arm64-randconfig-004-20240605 (https://download.01.org/0day-ci/archive/20240605/202406050908.1kL1C69p-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project d7d2d4f53fc79b4b58e8d8d08151b577c3699d4a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240605/202406050908.1kL1C69p-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202406050908.1kL1C69p-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c:16:
   In file included from include/linux/dma-mapping.h:11:
   In file included from include/linux/scatterlist.h:8:
   In file included from include/linux/mm.h:2208:
   include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     508 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     509 |                            item];
         |                            ~~~~
   include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     515 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     516 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     527 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     528 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     536 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     537 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   In file included from drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c:38:
>> drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-debugfs.h:19:62: warning: omitting the parameter name in a function definition is a C23 extension [-Wc23-extensions]
      19 | static inline void c8sectpfe_debugfs_init(struct c8sectpfei *) {};
         |                                                              ^
   drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-debugfs.h:20:62: warning: omitting the parameter name in a function definition is a C23 extension [-Wc23-extensions]
      20 | static inline void c8sectpfe_debugfs_exit(struct c8sectpfei *) {};
         |                                                              ^
   7 warnings generated.


vim +19 drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-debugfs.h

    14	
    15	#if defined(CONFIG_DEBUG_FS)
    16	void c8sectpfe_debugfs_init(struct c8sectpfei *);
    17	void c8sectpfe_debugfs_exit(struct c8sectpfei *);
    18	#else
  > 19	static inline void c8sectpfe_debugfs_init(struct c8sectpfei *) {};
    20	static inline void c8sectpfe_debugfs_exit(struct c8sectpfei *) {};
    21	#endif
    22	

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https://github.com/intel/lkp-tests/wiki