Re: [PATCH v6 1/1] i2c: designware: defer probe if child GpioInt controllers are not bound

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

Hi Hardik,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 3812a9e84265a5cdd90d29fe8d97a023e91fb945]

url:    https://github.com/intel-lab-lkp/linux/commits/Hardik-Prakash/i2c-designware-defer-probe-if-child-GpioInt-controllers-are-not-bound/20260524-014648
base:   3812a9e84265a5cdd90d29fe8d97a023e91fb945
patch link:    https://lore.kernel.org/r/20260523174440.9629-2-hardikprakash.official%40gmail.com
patch subject: [PATCH v6 1/1] i2c: designware: defer probe if child GpioInt controllers are not bound
config: x86_64-randconfig-001-20260524 (https://download.01.org/0day-ci/archive/20260524/202605240959.Kcf1lIg4-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260524/202605240959.Kcf1lIg4-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/202605240959.Kcf1lIg4-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/i2c/busses/i2c-designware-platdrv.c:192:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
     192 |         int ret;
         |             ^
   1 warning generated.


vim +/ret +192 drivers/i2c/busses/i2c-designware-platdrv.c

   187	
   188	static int check_child_gpioint(struct acpi_device *adev, void *data)
   189	{
   190		struct gpio_dep_ctx *ctx = data;
   191		struct list_head res_list;
 > 192		int ret;
   193	
   194		INIT_LIST_HEAD(&res_list);
   195	
   196		ret = acpi_dev_get_resources(adev, &res_list, check_gpioint_resource, ctx);
   197		acpi_dev_free_resource_list(&res_list);
   198	
   199		if (ctx->ret < 0)
   200			return ctx->ret;
   201	
   202		return 0;
   203	}
   204	

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