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

[kernel test robot <lkp@intel.com>]

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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
https://git-scm.com/docs/git-format-patch]

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: x86_64-randconfig-s022-20210105 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.3-208-g46a52ca4-dirty
        # 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
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@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:527:29: 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:
         | ^~~~~~~~~~~~~~~~~~~~~~~~~


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

   522	
   523		dev_info(&pdev->dev, "Successfully initialized vidtv!\n");
   524		return ret;
   525	
   526	err_media_device_register:
 > 527		media_device_cleanup(&dvb->mdev);
   528	err_dvb:
   529		kfree(dvb);
   530		return ret;
   531	}
   532	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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