Hi Joshua, kernel test robot noticed the following build warnings: [auto build test WARNING on 1ebab783647a9e3bf357002d5c4ff060c8474a0a] url: https://github.com/intel-lab-lkp/linux/commits/Joshua-Felmeden/dt-bindings-iio-humidity-add-ENS210-sensor-family/20240719-210648 base: 1ebab783647a9e3bf357002d5c4ff060c8474a0a patch link: https://lore.kernel.org/r/20240719-ens21x-v4-2-6044e48a376a%40thegoodpenguin.co.uk patch subject: [PATCH v4 2/2] iio: humidity: Add support for ENS210 config: x86_64-randconfig-122-20240721 (https://download.01.org/0day-ci/archive/20240721/202407211229.nP7WkSo5-lkp@xxxxxxxxx/config) compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240721/202407211229.nP7WkSo5-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/202407211229.nP7WkSo5-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> drivers/iio/humidity/ens210.c:88:26: sparse: sparse: restricted __be32 degrades to integer >> drivers/iio/humidity/ens210.c:88:53: sparse: sparse: incorrect type in initializer (different base types) @@ expected restricted __be32 [usertype] val_be @@ got unsigned int @@ drivers/iio/humidity/ens210.c:88:53: sparse: expected restricted __be32 [usertype] val_be drivers/iio/humidity/ens210.c:88:53: sparse: got unsigned int vim +88 drivers/iio/humidity/ens210.c 84 85 /* calculate 17-bit crc7 */ 86 static u8 ens210_crc7(u32 val) 87 { > 88 __be32 val_be = (cpu_to_be32(val & 0x1ffff) >> 0x8); 89 90 return crc7_be(0xde, (u8 *)&val_be, 3) >> 1; 91 } 92 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki