tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: eff99d8edbed7918317331ebd1e365d8e955d65e commit: 0a7093e69c1eb508d699d6076013706b0c523597 [1467/1905] hwmon: nct6775-i2c: Use i2c_get_match_data() config: x86_64-allmodconfig (https://download.01.org/0day-ci/archive/20231119/202311191205.EDRfQlJF-lkp@xxxxxxxxx/config) compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231119/202311191205.EDRfQlJF-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/202311191205.EDRfQlJF-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/hwmon/nct6775-i2c.c:164:15: warning: cast to smaller integer type 'enum kinds' from 'const void *' [-Wvoid-pointer-to-enum-cast] data->kind = (enum kinds)i2c_get_match_data(client); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated. vim +164 drivers/hwmon/nct6775-i2c.c 154 155 static int nct6775_i2c_probe(struct i2c_client *client) 156 { 157 struct nct6775_data *data; 158 struct device *dev = &client->dev; 159 160 data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL); 161 if (!data) 162 return -ENOMEM; 163 > 164 data->kind = (enum kinds)i2c_get_match_data(client); 165 data->read_only = true; 166 data->driver_data = client; 167 data->driver_init = nct6775_i2c_probe_init; 168 169 return nct6775_probe(dev, data, &nct6775_i2c_regmap_config); 170 } 171 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki