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Date:   Mon, 1 May 2023 01:30:20 +0800
From:   kernel test robot <lkp@intel.com>
To:     Delphine CC Chiu <Delphine_CC_Chiu@wiwynn.com>, patrick@stwcx.xyz,
        Guenter Roeck <linux@roeck-us.net>,
        Jean Delvare <jdelvare@suse.com>
Cc:     oe-kbuild-all@lists.linux.dev, Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzk@kernel.org>,
        linux-i2c@vger.kernel.org, linux-hwmon@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1 2/2] hwmon: pmbus: Add ltc4286 driver
Message-ID: <202305010110.yAHNljHe-lkp@intel.com>
References: <20230424101352.28117-3-Delphine_CC_Chiu@Wiwynn.com>
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In-Reply-To: <20230424101352.28117-3-Delphine_CC_Chiu@Wiwynn.com>
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Hi Delphine,

kernel test robot noticed the following build errors:

[auto build test ERROR on groeck-staging/hwmon-next]
[also build test ERROR on linus/master v6.3 next-20230428]
[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/Delphine-CC-Chiu/dt-bindings-hwmon-Add-lltc-ltc4286-driver-bindings/20230424-181521
base:   https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
patch link:    https://lore.kernel.org/r/20230424101352.28117-3-Delphine_CC_Chiu%40Wiwynn.com
patch subject: [PATCH v1 2/2] hwmon: pmbus: Add ltc4286 driver
config: arm-randconfig-s043-20230430 (https://download.01.org/0day-ci/archive/20230501/202305010110.yAHNljHe-lkp@intel.com/config)
compiler: arm-linux-gnueabi-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/318b8a252bb2d7430f1cf7b93bb5df8d0e4fee29
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Delphine-CC-Chiu/dt-bindings-hwmon-Add-lltc-ltc4286-driver-bindings/20230424-181521
        git checkout 318b8a252bb2d7430f1cf7b93bb5df8d0e4fee29
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash drivers/hwmon/pmbus/ drivers/i3c/master/ drivers/spi/ sound/soc/cirrus/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305010110.yAHNljHe-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/hwmon/pmbus/ltc4286.c:134:18: error: initialization of 'int (*)(struct i2c_client *)' from incompatible pointer type 'int (*)(struct i2c_client *, const struct i2c_device_id *)' [-Werror=incompatible-pointer-types]
     134 |         .probe = ltc4286_probe,
         |                  ^~~~~~~~~~~~~
   drivers/hwmon/pmbus/ltc4286.c:134:18: note: (near initialization for 'ltc4286_driver.<anonymous>.probe')
   cc1: some warnings being treated as errors


vim +134 drivers/hwmon/pmbus/ltc4286.c

   127	
   128	/* This is the driver that will be inserted */
   129	static struct i2c_driver ltc4286_driver = {
   130		.driver = {
   131			.name = "ltc4286",
   132			.of_match_table = ltc4286_of_match,
   133		},
 > 134		.probe = ltc4286_probe,
   135		.id_table = ltc4286_id,
   136	};
   137	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests