Re: [PATCH] fpga: dfl-fme: constify pointers to hwmon_channel_info

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

Hi Krzysztof,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.3-rc5 next-20230406]
[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/Krzysztof-Kozlowski/fpga-dfl-fme-constify-pointers-to-hwmon_channel_info/20230407-230805
patch link:    https://lore.kernel.org/r/20230407150112.79854-1-krzysztof.kozlowski%40linaro.org
patch subject: [PATCH] fpga: dfl-fme: constify pointers to hwmon_channel_info
config: i386-randconfig-a001-20230403 (https://download.01.org/0day-ci/archive/20230408/202304080159.eAU0ksuS-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/5b9bcef28b40b20ec5539bacbe0a8ae6e063bfa8
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Krzysztof-Kozlowski/fpga-dfl-fme-constify-pointers-to-hwmon_channel_info/20230407-230805
        git checkout 5b9bcef28b40b20ec5539bacbe0a8ae6e063bfa8
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/fpga/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304080159.eAU0ksuS-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/fpga/dfl-fme-main.c:277:10: error: initializing 'const struct hwmon_channel_info **' with an expression of type 'const struct hwmon_channel_info *const[2]' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
           .info = thermal_hwmon_info,
                   ^~~~~~~~~~~~~~~~~~
   drivers/fpga/dfl-fme-main.c:477:10: error: initializing 'const struct hwmon_channel_info **' with an expression of type 'const struct hwmon_channel_info *const[2]' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
           .info = power_hwmon_info,
                   ^~~~~~~~~~~~~~~~
   2 errors generated.


vim +277 drivers/fpga/dfl-fme-main.c

4284c65a9fda9d Wu Hao 2019-10-14  274  
4284c65a9fda9d Wu Hao 2019-10-14  275  static const struct hwmon_chip_info thermal_hwmon_chip_info = {
4284c65a9fda9d Wu Hao 2019-10-14  276  	.ops = &thermal_hwmon_ops,
4284c65a9fda9d Wu Hao 2019-10-14 @277  	.info = thermal_hwmon_info,
4284c65a9fda9d Wu Hao 2019-10-14  278  };
4284c65a9fda9d Wu Hao 2019-10-14  279  

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