linux-kernel - Re: [PATCH v1 1/1] spi: Introduce spi_get_device_match

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Message-ID: <202209220709.XOufRWZ0-lkp@intel.com>
Date:   Thu, 22 Sep 2022 07:30:07 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Mark Brown <broonie@...nel.org>, linux-spi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        Wei Yongjun <weiyongjun@...weicloud.com>,
        Jonathan Cameron <jic23@...nel.org>, linux-iio@...r.kernel.org,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: Re: [PATCH v1 1/1] spi: Introduce spi_get_device_match_data() helper

Hi Andy,

I love your patch! Yet something to improve:

[auto build test ERROR on broonie-spi/for-next]
[also build test ERROR on linus/master v6.0-rc6 next-20220921]
[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/Andy-Shevchenko/spi-Introduce-spi_get_device_match_data-helper/20220922-044658
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git for-next
config: hexagon-randconfig-r045-20220921
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/4d7a10e29738f98137b08b2dcc0297535dd92a11
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Andy-Shevchenko/spi-Introduce-spi_get_device_match_data-helper/20220922-044658
        git checkout 4d7a10e29738f98137b08b2dcc0297535dd92a11
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/spi/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> drivers/spi/spi.c:367:32: error: passing 'const struct device *' to parameter of type 'struct device *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
           match = device_get_match_data(&sdev->dev);
                                         ^~~~~~~~~~
   include/linux/property.h:390:50: note: passing argument to parameter 'dev' here
   const void *device_get_match_data(struct device *dev);
                                                    ^
   1 error generated.


vim +367 drivers/spi/spi.c

   362	
   363	const void *spi_get_device_match_data(const struct spi_device *sdev)
   364	{
   365		const void *match;
   366	
 > 367		match = device_get_match_data(&sdev->dev);
   368		if (match)
   369			return match;
   370	
   371		return (const void *)spi_get_device_id(sdev)->driver_data;
   372	}
   373	EXPORT_SYMBOL_GPL(spi_get_device_match_data);
   374	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

View attachment "config" of type "text/plain" (150235 bytes)