linux-kernel - Re: [PATCH v2 5/5] iio: accel: Add support for Kionix/ROHM KX132-1211 accelerometer

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <202304220729.FCofPRvH-lkp@intel.com>
Date:   Sat, 22 Apr 2023 07:19:44 +0800
From:   kernel test robot <lkp@...el.com>
To:     Mehdi Djait <mehdi.djait.k@...il.com>, jic23@...nel.org,
        mazziesaccount@...il.com
Cc:     oe-kbuild-all@...ts.linux.dev, krzysztof.kozlowski+dt@...aro.org,
        andriy.shevchenko@...ux.intel.com, linux-iio@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Mehdi Djait <mehdi.djait.k@...il.com>
Subject: Re: [PATCH v2 5/5] iio: accel: Add support for Kionix/ROHM
 KX132-1211 accelerometer

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@intel.com/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@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304220729.FCofPRvH-lkp@intel.com/

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