[Linux-kernel-mentees] [PATCH 1/4] media: vidtv: Add media controller support

kernel test robot lkp at intel.com
Tue Jan 5 16:49:02 UTC 2021

Hi "Daniel,

I love your patch! Yet something to improve:

[auto build test ERROR on linuxtv-media/master]
[also build test ERROR on v5.11-rc2 next-20210104]
[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

url:    https://github.com/0day-ci/linux/commits/Daniel-W-S-Almeida/media-vidtv-add-media-controller-support/20210105-211434
base:   git://linuxtv.org/media_tree.git master
config: h8300-randconfig-r014-20210105 (attached as .config)
compiler: h8300-linux-gcc (GCC) 9.3.0
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/0day-ci/linux/commit/c06a13465ff899cdd2a6badae988b0f8f157f382
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Daniel-W-S-Almeida/media-vidtv-add-media-controller-support/20210105-211434
        git checkout c06a13465ff899cdd2a6badae988b0f8f157f382
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=h8300 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All errors (new ones prefixed by >>):

   drivers/media/test-drivers/vidtv/vidtv_bridge.c: In function 'vidtv_bridge_probe':
>> drivers/media/test-drivers/vidtv/vidtv_bridge.c:527:2: error: implicit declaration of function 'media_device_cleanup'; did you mean 'media_entity_cleanup'? [-Werror=implicit-function-declaration]
     527 |  media_device_cleanup(&dvb->mdev);
         |  ^~~~~~~~~~~~~~~~~~~~
         |  media_entity_cleanup
   drivers/media/test-drivers/vidtv/vidtv_bridge.c:527:29: error: 'struct vidtv_dvb' has no member named 'mdev'; did you mean 'pdev'?
     527 |  media_device_cleanup(&dvb->mdev);
         |                             ^~~~
         |                             pdev
   drivers/media/test-drivers/vidtv/vidtv_bridge.c:526:1: warning: label 'err_media_device_register' defined but not used [-Wunused-label]
     526 | err_media_device_register:
         | ^~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +527 drivers/media/test-drivers/vidtv/vidtv_bridge.c

   523		dev_info(&pdev->dev, "Successfully initialized vidtv!\n");
   524		return ret;
   526	err_media_device_register:
 > 527		media_device_cleanup(&dvb->mdev);
   528	err_dvb:
   529		kfree(dvb);
   530		return ret;
   531	}

0-DAY CI Kernel Test Service, Intel Corporation
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