Hi Joshua, kernel test robot noticed the following build errors: [auto build test ERROR on 1ebab783647a9e3bf357002d5c4ff060c8474a0a] url: https://github.com/intel-lab-lkp/linux/commits/Joshua-Felmeden/dt-bindings-iio-humidity-add-ENS21x-sensor-family/20240711-022826 base: 1ebab783647a9e3bf357002d5c4ff060c8474a0a patch link: https://lore.kernel.org/r/20240710-ens21x-v3-2-4e3fbcf2a7fb%40thegoodpenguin.co.uk patch subject: [PATCH v3 2/2] iio: humidity: Add support for ENS21x config: sparc64-randconfig-r053-20240712 (https://download.01.org/0day-ci/archive/20240713/202407131554.tOb1HnRA-lkp@xxxxxxxxx/config) compiler: sparc64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240713/202407131554.tOb1HnRA-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/202407131554.tOb1HnRA-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): sparc64-linux-ld: drivers/iio/humidity/ens21x.o: in function `ens21x_get_measurement': >> ens21x.c:(.text+0x388): undefined reference to `crc7_be' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki