linux-kernel - Re: [PATCH] Staging: greybus: audio_codec: changed a void function to return 0

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Message-ID: <202110291059.uUAPW30Z-lkp@intel.com>
Date:   Fri, 29 Oct 2021 10:09:28 +0800
From:   kernel test robot <lkp@...el.com>
To:     Senthu Sivarajah <ssivaraj@...d.fra-uas.de>, vaibhav.sr@...il.com
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        greybus-dev@...ts.linaro.org, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org,
        Senthuran Sivarajah <ssivaraj@...d.fra-uas.de>
Subject: Re: [PATCH] Staging: greybus: audio_codec: changed a void function
 to return 0

Hi Senthu,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on staging/staging-testing]

url:    https://github.com/0day-ci/linux/commits/Senthu-Sivarajah/Staging-greybus-audio_codec-changed-a-void-function-to-return-0/20211029-000251
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git 3d34b180323b487cad6f1e7560f1ec653110c899
config: i386-randconfig-a012-20211028 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5db7568a6a1fcb408eb8988abdaff2a225a8eb72)
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/0b582ab4c534ce5976b1d04848abb837a82d87c9
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Senthu-Sivarajah/Staging-greybus-audio_codec-changed-a-void-function-to-return-0/20211029-000251
        git checkout 0b582ab4c534ce5976b1d04848abb837a82d87c9
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=i386 

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

All errors (new ones prefixed by >>):

>> drivers/staging/greybus/audio_codec.c:1031:2: error: void function 'gbcodec_remove' should not return a value [-Wreturn-type]
           return 0;
           ^      ~
   1 error generated.


vim +/gbcodec_remove +1031 drivers/staging/greybus/audio_codec.c

  1027	
  1028	static void gbcodec_remove(struct snd_soc_component *comp)
  1029	{
  1030		/* Empty function for now */
> 1031		return 0;
  1032	}
  1033	

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

Download attachment ".config.gz" of type "application/gzip" (36600 bytes)