Hi, kernel test robot noticed the following build warnings: [auto build test WARNING on b78b25f69a1dfa79798f684ad34707b1da10a48f] url: https://github.com/intel-lab-lkp/linux/commits/wangshuaijie-awinic-com/dt-bindings-iio-aw96103-Add-bindings-for-aw96103-aw96105-sensor/20240826-130421 base: b78b25f69a1dfa79798f684ad34707b1da10a48f patch link: https://lore.kernel.org/r/20240823094947.3511730-3-wangshuaijie%40awinic.com patch subject: [PATCH V8 2/2] iio: proximity: aw96103: Add support for aw96103/aw96105 proximity sensor config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20240826/202408262027.ynenF6mX-lkp@xxxxxxxxx/config) compiler: s390-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240826/202408262027.ynenF6mX-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202408262027.ynenF6mX-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): drivers/iio/proximity/aw96103.c: In function 'aw96103_i2c_probe': >> drivers/iio/proximity/aw96103.c:806:28: warning: assignment discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] 806 | aw96103->chip_info = i2c_get_match_data(i2c); | ^ vim +/const +806 drivers/iio/proximity/aw96103.c 793 794 static int aw96103_i2c_probe(struct i2c_client *i2c) 795 { 796 struct iio_dev *aw_iio_dev; 797 struct aw96103 *aw96103; 798 int ret; 799 800 aw_iio_dev = devm_iio_device_alloc(&i2c->dev, sizeof(*aw96103)); 801 if (!aw_iio_dev) 802 return -ENOMEM; 803 804 aw96103 = iio_priv(aw_iio_dev); 805 aw96103->dev = &i2c->dev; > 806 aw96103->chip_info = i2c_get_match_data(i2c); 807 aw96103->max_channels = aw96103->chip_info->num_channels; 808 809 aw96103->regmap = devm_regmap_init_i2c(i2c, &aw96103_regmap_confg); 810 if (IS_ERR(aw96103->regmap)) 811 return PTR_ERR(aw96103->regmap); 812 813 ret = devm_regulator_get_enable(aw96103->dev, "vcc"); 814 if (ret < 0) 815 return ret; 816 817 ret = aw96103_read_chipid(aw96103); 818 if (ret) 819 return ret; 820 821 ret = aw96103_sw_reset(aw96103); 822 if (ret) 823 return ret; 824 825 ret = aw96103_wait_chip_init(aw96103); 826 if (ret) 827 return ret; 828 829 ret = request_firmware_nowait(THIS_MODULE, true, "aw96103_0.bin", 830 aw96103->dev, GFP_KERNEL, aw96103, 831 aw96103_cfg_update); 832 if (ret) 833 return ret; 834 835 ret = aw96103_interrupt_init(aw_iio_dev, i2c); 836 if (ret) 837 return ret; 838 aw_iio_dev->modes = INDIO_DIRECT_MODE; 839 aw_iio_dev->num_channels = aw96103->chip_info->num_channels; 840 aw_iio_dev->channels = aw96103->chip_info->channels; 841 aw_iio_dev->info = &iio_info; 842 aw_iio_dev->name = aw96103->chip_info->name; 843 aw_iio_dev->dev.parent = aw96103->dev; 844 845 return devm_iio_device_register(aw96103->dev, aw_iio_dev); 846 } 847 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki