Hi Mehdi, kernel test robot noticed the following build warnings: [auto build test WARNING on jic23-iio/togreg] [also build test WARNING on next-20230421] [cannot apply to linus/master v6.3-rc7] [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/Mehdi-Djait/dt-bindings-iio-Add-KX132-1211-accelerometer/20230421-042531 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg patch link: https://lore.kernel.org/r/cef09595632a40eff8a0864fea2e0eb6653930a5.1682019544.git.mehdi.djait.k%40gmail.com patch subject: [PATCH v2 5/5] iio: accel: Add support for Kionix/ROHM KX132-1211 accelerometer config: mips-randconfig-s031-20230421 (https://download.01.org/0day-ci/archive/20230422/202304220729.FCofPRvH-lkp@xxxxxxxxx/config) compiler: mips64-linux-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://github.com/intel-lab-lkp/linux/commit/38837f58c549d688da8cb7cfb1aea0bd65a12548 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Mehdi-Djait/dt-bindings-iio-Add-KX132-1211-accelerometer/20230421-042531 git checkout 38837f58c549d688da8cb7cfb1aea0bd65a12548 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=mips olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=mips SHELL=/bin/bash drivers/iio/accel/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202304220729.FCofPRvH-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> drivers/iio/accel/kionix-kx022a.c:698:20: sparse: sparse: invalid assignment: &= >> drivers/iio/accel/kionix-kx022a.c:698:20: sparse: left side has type restricted __le16 >> drivers/iio/accel/kionix-kx022a.c:698:20: sparse: right side has type unsigned short vim +698 drivers/iio/accel/kionix-kx022a.c 684 685 static int kx132_get_fifo_bytes(struct kx022a_data *data) 686 { 687 struct device *dev = regmap_get_device(data->regmap); 688 __le16 buf_status; 689 int ret, fifo_bytes; 690 691 ret = regmap_bulk_read(data->regmap, data->chip_info->buf_status1, 692 &buf_status, sizeof(buf_status)); 693 if (ret) { 694 dev_err(dev, "Error reading buffer status\n"); 695 return ret; 696 } 697 > 698 buf_status &= data->chip_info->buf_smp_lvl_mask; 699 fifo_bytes = le16_to_cpu(buf_status); 700 701 return fifo_bytes; 702 } 703 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests