Hi Mario,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 2ba9f676d0a2e408aef14d679984c26373bf37b7]

url:    
https://github.com/intel-lab-lkp/linux/commits/Mario-Limonciello/ACPI-platform-profile-Add-a-name-member-to-handlers/20241130-221102
base:   2ba9f676d0a2e408aef14d679984c26373bf37b7
patch link:    
https://lore.kernel.org/r/20241130140454.455-3-mario.limonciello%40amd.com
patch subject: [PATCH v8 02/22] platform/x86/dell: dell-pc: Create platform 
device
config: i386-buildonly-randconfig-003-20241130 
(https://download.01.org/0day-ci/archive/20241201/202412010129.zsegqmom-...@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/20241201/202412010129.zsegqmom-...@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 <l...@intel.com>
| Closes: 
https://lore.kernel.org/oe-kbuild-all/202412010129.zsegqmom-...@intel.com/

All warnings (new ones prefixed by >>):

   drivers/platform/x86/dell/dell-pc.c: In function 'thermal_init':
>> drivers/platform/x86/dell/dell-pc.c:252:32: warning: passing argument 1 of 
>> 'ERR_PTR' makes integer from pointer without a cast [-Wint-conversion]
     252 |                 return ERR_PTR(platform_device);
         |                                ^~~~~~~~~~~~~~~
         |                                |
         |                                struct platform_device *
   In file included from include/linux/kernfs.h:9,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/dmi.h:6,
                    from drivers/platform/x86/dell/dell-pc.c:15:
   include/linux/err.h:39:48: note: expected 'long int' but argument is of type 
'struct platform_device *'
      39 | static inline void * __must_check ERR_PTR(long error)
         |                                           ~~~~~^~~~~
>> drivers/platform/x86/dell/dell-pc.c:252:24: warning: returning 'void *' from 
>> a function with return type 'int' makes integer from pointer without a cast 
>> [-Wint-conversion]
     252 |                 return ERR_PTR(platform_device);
         |                        ^~~~~~~~~~~~~~~~~~~~~~~~


vim +/ERR_PTR +252 drivers/platform/x86/dell/dell-pc.c

   233  
   234  static int thermal_init(void)
   235  {
   236          int ret;
   237          int supported_modes;
   238  
   239          /* If thermal commands are not supported, exit without error */
   240          if (!dell_smbios_class_is_supported(CLASS_INFO))
   241                  return 0;
   242  
   243          /* If thermal modes are not supported, exit without error */
   244          ret = thermal_get_supported_modes(&supported_modes);
   245          if (ret < 0)
   246                  return ret;
   247          if (!supported_modes)
   248                  return 0;
   249  
   250          platform_device = platform_device_register_simple("dell-pc", 
PLATFORM_DEVID_NONE, NULL, 0);
   251          if (IS_ERR(platform_device))
 > 252                  return ERR_PTR(platform_device);
   253  
   254          thermal_handler = devm_kzalloc(&platform_device->dev, 
sizeof(*thermal_handler), GFP_KERNEL);
   255          if (!thermal_handler) {
   256                  ret = -ENOMEM;
   257                  goto cleanup_platform_device;
   258          }
   259          thermal_handler->name = "dell-pc";
   260          thermal_handler->profile_get = thermal_platform_profile_get;
   261          thermal_handler->profile_set = thermal_platform_profile_set;
   262  
   263          if (supported_modes & DELL_QUIET)
   264                  set_bit(PLATFORM_PROFILE_QUIET, 
thermal_handler->choices);
   265          if (supported_modes & DELL_COOL_BOTTOM)
   266                  set_bit(PLATFORM_PROFILE_COOL, 
thermal_handler->choices);
   267          if (supported_modes & DELL_BALANCED)
   268                  set_bit(PLATFORM_PROFILE_BALANCED, 
thermal_handler->choices);
   269          if (supported_modes & DELL_PERFORMANCE)
   270                  set_bit(PLATFORM_PROFILE_PERFORMANCE, 
thermal_handler->choices);
   271  
   272          /* Clean up if failed */
   273          ret = platform_profile_register(thermal_handler);
   274          if (ret)
   275                  goto cleanup_thermal_handler;
   276  
   277          return 0;
   278  
   279  cleanup_thermal_handler:
   280          thermal_handler = NULL;
   281  
   282  cleanup_platform_device:
   283          platform_device_unregister(platform_device);
   284  
   285          return ret;
   286  }
   287  

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


_______________________________________________
ibm-acpi-devel mailing list
ibm-acpi-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/ibm-acpi-devel

Reply via email to