Re: [RESEND PATCH] regulator: userspace-consumer: Retrieve supplies from DT

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

Hi Naresh,

kernel test robot noticed the following build errors:

[auto build test ERROR on 8950c4a350c188deb5f5b05df3244d4db82fe3d8]

url:    https://github.com/intel-lab-lkp/linux/commits/Naresh-Solanki/regulator-userspace-consumer-Retrieve-supplies-from-DT/20230829-222520
base:   8950c4a350c188deb5f5b05df3244d4db82fe3d8
patch link:    https://lore.kernel.org/r/20230829141413.2605621-1-Naresh.Solanki%409elements.com
patch subject: [RESEND PATCH] regulator: userspace-consumer: Retrieve supplies from DT
config: s390-randconfig-r016-20230830 (https://download.01.org/0day-ci/archive/20230830/202308300533.15rJTpNI-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230830/202308300533.15rJTpNI-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/202308300533.15rJTpNI-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

   drivers/regulator/userspace-consumer.c: In function 'get_num_supplies':
>> drivers/regulator/userspace-consumer.c:164:9: error: implicit declaration of function 'for_each_property_of_node'; did you mean 'for_each_child_of_node'? [-Werror=implicit-function-declaration]
     164 |         for_each_property_of_node(pdev->dev.of_node, prop) {
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~
         |         for_each_child_of_node
>> drivers/regulator/userspace-consumer.c:164:59: error: expected ';' before '{' token
     164 |         for_each_property_of_node(pdev->dev.of_node, prop) {
         |                                                           ^~
         |                                                           ;
>> drivers/regulator/userspace-consumer.c:162:13: warning: unused variable 'num_supplies' [-Wunused-variable]
     162 |         int num_supplies = 0;
         |             ^~~~~~~~~~~~
   drivers/regulator/userspace-consumer.c:174:1: error: no return statement in function returning non-void [-Werror=return-type]
     174 | }
         | ^
   drivers/regulator/userspace-consumer.c: In function 'regulator_userspace_consumer_probe':
   drivers/regulator/userspace-consumer.c:200:67: error: expected ';' before '{' token
     200 |                 for_each_property_of_node(pdev->dev.of_node, prop) {
         |                                                                   ^~
         |                                                                   ;
   cc1: some warnings being treated as errors


vim +164 drivers/regulator/userspace-consumer.c

   158	
   159	static int get_num_supplies(struct platform_device *pdev)
   160	{
   161		struct  property *prop;
 > 162		int num_supplies = 0;
   163	
 > 164		for_each_property_of_node(pdev->dev.of_node, prop) {
   165			const char *prop_name = prop->name;
   166			int len = strlen(prop_name);
   167	
   168			if (len > SUPPLY_SUFFIX_LEN && \
   169			    strcmp(prop_name + len - SUPPLY_SUFFIX_LEN, SUPPLY_SUFFIX) == 0) {
   170				num_supplies++;
   171			}
   172		}
   173		return num_supplies;
   174	}
   175	

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