Re: [PATCH v2] iio: adc: ti-ads8688: use read_avail for available attributes

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

Hi Gabriel,

kernel test robot noticed the following build warnings:

[auto build test WARNING on jic23-iio/togreg]
[also build test WARNING on linus/master v7.0-rc5 next-20260325]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Gabriel-Rondon/iio-adc-ti-ads8688-use-read_avail-for-available-attributes/20260325-195933
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link:    https://lore.kernel.org/r/20260325110942.65337-1-grondon%40gmail.com
patch subject: [PATCH v2] iio: adc: ti-ads8688: use read_avail for available attributes
config: riscv-randconfig-001-20260326 (https://download.01.org/0day-ci/archive/20260326/202603260345.PUPcPFND-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 10.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260326/202603260345.PUPcPFND-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/202603260345.PUPcPFND-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/iio/adc/ti-ads8688.c:117:2: warning: overflow in conversion from 'long unsigned int' to 'int' changes value from '18446744073709518848' to '-32768' [-Woverflow]
     117 |  -BIT(ADS8688_REALBITS - 1),
         |  ^


vim +117 drivers/iio/adc/ti-ads8688.c

   115	
   116	static const int ads8688_offset_avail[] = {
 > 117		-BIT(ADS8688_REALBITS - 1),
   118		0
   119	};
   120	

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