linux-kernel - [ammarfaizi2-block:broonie/sound/for-next 328/350] sound/soc/amd/acp-es8336.c:200:13: warning: variable 'ret' set but not used

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Date:   Wed, 6 Jul 2022 21:16:16 +0800
From:   kernel test robot <lkp@...el.com>
To:     Vijendar Mukunda <Vijendar.Mukunda@....com>
Cc:     kbuild-all@...ts.01.org,
        GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
        linux-kernel@...r.kernel.org, Mark Brown <broonie@...nel.org>
Subject: [ammarfaizi2-block:broonie/sound/for-next 328/350]
 sound/soc/amd/acp-es8336.c:200:13: warning: variable 'ret' set but not used

tree:   https://github.com/ammarfaizi2/linux-block broonie/sound/for-next
head:   b182f4804a456b4ffdef1da14aef92c8d4cfda4a
commit: f94fa84058014f81ad526641f1b1f583ca2cf32f [328/350] ASoC: amd: enable machine driver build for Jadeite platform
config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20220706/202207062130.ZOiHtbFz-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/ammarfaizi2/linux-block/commit/f94fa84058014f81ad526641f1b1f583ca2cf32f
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block broonie/sound/for-next
        git checkout f94fa84058014f81ad526641f1b1f583ca2cf32f
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash sound/soc/amd/

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

All warnings (new ones prefixed by >>):

   sound/soc/amd/acp-es8336.c: In function 'st_es8336_late_probe':
>> sound/soc/amd/acp-es8336.c:200:13: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
     200 |         int ret;
         |             ^~~


vim +/ret +200 sound/soc/amd/acp-es8336.c

02527c3f2300100 Vijendar Mukunda 2022-07-01  196  
02527c3f2300100 Vijendar Mukunda 2022-07-01  197  static int st_es8336_late_probe(struct snd_soc_card *card)
02527c3f2300100 Vijendar Mukunda 2022-07-01  198  {
02527c3f2300100 Vijendar Mukunda 2022-07-01  199  	struct acpi_device *adev;
02527c3f2300100 Vijendar Mukunda 2022-07-01 @200  	int ret;
02527c3f2300100 Vijendar Mukunda 2022-07-01  201  
02527c3f2300100 Vijendar Mukunda 2022-07-01  202  	adev = acpi_dev_get_first_match_dev("ESSX8336", NULL, -1);
02527c3f2300100 Vijendar Mukunda 2022-07-01  203  	if (adev)
02527c3f2300100 Vijendar Mukunda 2022-07-01  204  		put_device(&adev->dev);
02527c3f2300100 Vijendar Mukunda 2022-07-01  205  	codec_dev = acpi_get_first_physical_node(adev);
02527c3f2300100 Vijendar Mukunda 2022-07-01  206  	if (!codec_dev)
02527c3f2300100 Vijendar Mukunda 2022-07-01  207  		dev_err(card->dev, "can not find codec dev\n");
02527c3f2300100 Vijendar Mukunda 2022-07-01  208  
02527c3f2300100 Vijendar Mukunda 2022-07-01  209  	ret = devm_acpi_dev_add_driver_gpios(codec_dev, acpi_es8336_gpios);
02527c3f2300100 Vijendar Mukunda 2022-07-01  210  
02527c3f2300100 Vijendar Mukunda 2022-07-01  211  	gpio_pa = gpiod_get_optional(codec_dev, "pa-enable", GPIOD_OUT_LOW);
02527c3f2300100 Vijendar Mukunda 2022-07-01  212  	if (IS_ERR(gpio_pa)) {
02527c3f2300100 Vijendar Mukunda 2022-07-01  213  		ret = dev_err_probe(card->dev, PTR_ERR(gpio_pa),
02527c3f2300100 Vijendar Mukunda 2022-07-01  214  				    "could not get pa-enable GPIO\n");
02527c3f2300100 Vijendar Mukunda 2022-07-01  215  		gpiod_put(gpio_pa);
02527c3f2300100 Vijendar Mukunda 2022-07-01  216  		put_device(codec_dev);
02527c3f2300100 Vijendar Mukunda 2022-07-01  217  	}
02527c3f2300100 Vijendar Mukunda 2022-07-01  218  	return 0;
02527c3f2300100 Vijendar Mukunda 2022-07-01  219  }
02527c3f2300100 Vijendar Mukunda 2022-07-01  220  

:::::: The code at line 200 was first introduced by commit
:::::: 02527c3f2300100a25524c8c020d98c7957e485e ASoC: amd: add Machine driver for Jadeite platform

:::::: TO: Vijendar Mukunda <Vijendar.Mukunda@....com>
:::::: CC: Mark Brown <broonie@...nel.org>

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