Messages in this thread | | | Date | Tue, 12 Oct 2021 18:20:50 +0800 | From | kernel test robot <> | Subject | [jic23-iio:testing 146/151] drivers/iio/chemical/scd4x.c:273:27: sparse: sparse: cast to restricted __be16 |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git testing head: 687109cbbfd744cba8aea3580770dcf6e13ce12a commit: d82f732078b7a91b5cdde048fa1bc59f2400e21a [146/151] drivers: iio: chemical: Add support for Sensirion SCD4x CO2 sensor config: alpha-randconfig-s032-20211012 (attached as .config) compiler: alpha-linux-gcc (GCC) 11.2.0 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-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git/commit/?id=d82f732078b7a91b5cdde048fa1bc59f2400e21a git remote add jic23-iio https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git git fetch --no-tags jic23-iio testing git checkout d82f732078b7a91b5cdde048fa1bc59f2400e21a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=alpha SHELL=/bin/bash drivers/iio/chemical/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) >> drivers/iio/chemical/scd4x.c:273:27: sparse: sparse: cast to restricted __be16 >> drivers/iio/chemical/scd4x.c:273:27: sparse: sparse: cast to restricted __be16 >> drivers/iio/chemical/scd4x.c:273:27: sparse: sparse: cast to restricted __be16 >> drivers/iio/chemical/scd4x.c:273:27: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:290:23: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:290:23: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:290:23: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:290:23: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:376:24: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:376:24: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:376:24: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:376:24: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:418:16: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:418:16: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:418:16: sparse: sparse: cast to restricted __be16 drivers/iio/chemical/scd4x.c:418:16: sparse: sparse: cast to restricted __be16
vim +273 drivers/iio/chemical/scd4x.c
262 263 static int scd4x_read_meas(struct scd4x_state *state, uint16_t *meas) 264 { 265 int i, ret; 266 uint16_t buf[3]; 267 268 ret = scd4x_read(state, CMD_READ_MEAS, buf, sizeof(buf)); 269 if (ret) 270 return ret; 271 272 for (i = 0; i < ARRAY_SIZE(buf); i++) > 273 meas[i] = be16_to_cpu(buf[i]); 274 275 return 0; 276 } 277
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