Re: [PATCH 2/2] iio: temperature: add support for EMC1812

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

Hi Marius,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 19272b37aa4f83ca52bdf9c16d5d81bdd1354494]

url:    https://github.com/intel-lab-lkp/linux/commits/Marius-Cristea/dt-bindings-iio-temperature-add-support-for-EMC1812/20250917-202833
base:   19272b37aa4f83ca52bdf9c16d5d81bdd1354494
patch link:    https://lore.kernel.org/r/20250917-iio-emc1812-v1-2-0b1f74cea7ab%40microchip.com
patch subject: [PATCH 2/2] iio: temperature: add support for EMC1812
config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20250918/202509181058.dx3hT9N3-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 7c861bcedf61607b6c087380ac711eb7ff918ca6)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250918/202509181058.dx3hT9N3-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/202509181058.dx3hT9N3-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from <built-in>:3:
   In file included from include/linux/compiler_types.h:171:
   include/linux/compiler-clang.h:28:9: warning: '__SANITIZE_ADDRESS__' macro redefined [-Wmacro-redefined]
      28 | #define __SANITIZE_ADDRESS__
         |         ^
   <built-in>:371:9: note: previous definition is here
     371 | #define __SANITIZE_ADDRESS__ 1
         |         ^
>> drivers/iio/temperature/emc1812.c:259:27: warning: unused variable 'emc1812_window_size' [-Wunused-const-variable]
     259 | static const unsigned int emc1812_window_size[3] = { 1, 4, 8 };
         |                           ^~~~~~~~~~~~~~~~~~~
   2 warnings generated.


vim +/emc1812_window_size +259 drivers/iio/temperature/emc1812.c

   258	
 > 259	static const unsigned int emc1812_window_size[3] = { 1, 4, 8 };
   260	

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