linux-kernel - Re: [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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Message-ID: <5173b152-0c16-9713-505f-918725963587@amd.com>
Date:   Wed, 6 Jul 2022 19:04:33 +0530
From:   "Mukunda,Vijendar" <vijendar.mukunda@....com>
To:     kernel test robot <lkp@...el.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: Re: [ammarfaizi2-block:broonie/sound/for-next 328/350]
 sound/soc/amd/acp-es8336.c:200:13: warning: variable 'ret' set but not used

On 7/6/22 6:46 PM, kernel test robot wrote:
> tree:   https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fammarfaizi2%2Flinux-block&amp;data=05%7C01%7CVijendar.Mukunda%40amd.com%7C0e2df47acb3a4a45cef108da5f51d702%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637927102343485757%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=iomgwZKDI83uZCQDRvGYgcvKuKh%2Bo13lPp3nfbRrTyg%3D&amp;reserved=0 broonie/sound/for-next
> head:   b182f4804a456b4ffdef1da14aef92c8d4cfda4a
> commit: f94fa84058014f81ad526641f1b1f583ca2cf32f [328/350] ASoC: amd: enable machine driver build for Jadeite platform
> config: i386-allyesconfig (https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdownload.01.org%2F0day-ci%2Farchive%2F20220706%2F202207062130.ZOiHtbFz-lkp%40intel.com%2Fconfig&amp;data=05%7C01%7CVijendar.Mukunda%40amd.com%7C0e2df47acb3a4a45cef108da5f51d702%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637927102343485757%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=emcKRng%2FBGZmBQYhxmHftQXVrjfMVMUv8OR99DrZCHA%3D&amp;reserved=0)
> compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
> reproduce (this is a W=1 build):
>         # https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fammarfaizi2%2Flinux-block%2Fcommit%2Ff94fa84058014f81ad526641f1b1f583ca2cf32f&amp;data=05%7C01%7CVijendar.Mukunda%40amd.com%7C0e2df47acb3a4a45cef108da5f51d702%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637927102343485757%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=zhjq5SzIYw291Z%2Bpo2dlWPqYoPQqT3tkXBfHTMbaAUY%3D&amp;reserved=0
>         git remote add ammarfaizi2-block https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fammarfaizi2%2Flinux-block&amp;data=05%7C01%7CVijendar.Mukunda%40amd.com%7C0e2df47acb3a4a45cef108da5f51d702%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637927102343485757%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=iomgwZKDI83uZCQDRvGYgcvKuKh%2Bo13lPp3nfbRrTyg%3D&amp;reserved=0
>         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]
will fix it and share the supplement patch.

-
Vijendar
>      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>
>