[weiny2:cxl-cper-2023-12-13 8/9] include/linux/cxl-event.h:150:1: warning: no return statement in function returning non-void

[weiny2:cxl-cper-2023-12-13 8/9] include/linux/cxl-event.h:150:1: warning: no return statement in function returning non-void

[kernel test robot]

tree:   https://github.com/weiny2/linux-kernel.git cxl-cper-2023-12-13
head:   effd1d38713375ee60e89f1bef31eea1ba668304
commit: 3394ce85e912b328886077c5a439c65284767bb8 [8/9] firmware/efi: Process CXL Component Events
config: i386-buildonly-randconfig-002-20231214 (https://download.01.org/0day-ci/archive/20231214/202312142024.rUckz0qc-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231214/202312142024.rUckz0qc-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/202312142024.rUckz0qc-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/cxl/cxlmem.h:9,
                    from drivers/cxl/core/pmem.c:6:
   include/linux/cxl-event.h: In function 'cxl_cper_register_notifier':
>> include/linux/cxl-event.h:150:1: warning: no return statement in function returning non-void [-Wreturn-type]
     150 | static inline int cxl_cper_register_notifier(cxl_cper_notifier notifier) { }
         | ^~~~~~
   include/linux/cxl-event.h: In function 'cxl_cper_unregister_notifier':
   include/linux/cxl-event.h:151:1: warning: no return statement in function returning non-void [-Wreturn-type]
     151 | static inline int cxl_cper_unregister_notifier(cxl_cper_notifier notifier) { }
         | ^~~~~~


vim +150 include/linux/cxl-event.h

   142	
   143	typedef void (*cxl_cper_notifier)(enum cxl_event_type type,
   144					  struct cxl_cper_event_rec *rec);
   145	
   146	#ifdef CONFIG_UEFI_CPER
   147	int cxl_cper_register_notifier(cxl_cper_notifier notifier);
   148	int cxl_cper_unregister_notifier(cxl_cper_notifier notifier);
   149	#else
 > 150	static inline int cxl_cper_register_notifier(cxl_cper_notifier notifier) { }
   151	static inline int cxl_cper_unregister_notifier(cxl_cper_notifier notifier) { }
   152	#endif
   153	

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