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Message-ID: <202301070814.uxRqe1Ox-lkp@intel.com>
Date:   Sat, 7 Jan 2023 11:40:30 +0300
From:   Dan Carpenter <error27@...il.com>
To:     oe-kbuild@...ts.linux.dev,
        Ajye Huang <ajye_huang@...pal.corp-partner.google.com>
Cc:     lkp@...el.com, oe-kbuild-all@...ts.linux.dev,
        linux-kernel@...r.kernel.org, Mark Brown <broonie@...nel.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Subject: sound/soc/mediatek/mt8186/mt8186-mt6366-rt1019-rt5682s.c:143
 primary_codec_init() warn: missing error code? 'ret'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   1f5abbd77e2c1787e74b7c2caffac97def78ba52
commit: e14657c0f0022e02c8f25fa9c56afae3d3db9e77 ASoC: mediatek: mt8186-rt5682: Modify machine driver for two DMICs case
config: microblaze-randconfig-m041-20230106
compiler: microblaze-linux-gcc (GCC) 12.1.0

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Reported-by: Dan Carpenter <error27@...il.com>

smatch warnings:
sound/soc/mediatek/mt8186/mt8186-mt6366-rt1019-rt5682s.c:143 primary_codec_init() warn: missing error code? 'ret'

vim +/ret +143 sound/soc/mediatek/mt8186/mt8186-mt6366-rt1019-rt5682s.c

e14657c0f0022e Ajye Huang 2022-11-02  127  static int primary_codec_init(struct snd_soc_pcm_runtime *rtd)
e14657c0f0022e Ajye Huang 2022-11-02  128  {
e14657c0f0022e Ajye Huang 2022-11-02  129  	struct snd_soc_card *card = rtd->card;
e14657c0f0022e Ajye Huang 2022-11-02  130  	struct mtk_soc_card_data *soc_card_data = snd_soc_card_get_drvdata(card);
e14657c0f0022e Ajye Huang 2022-11-02  131  	struct mt8186_mt6366_rt1019_rt5682s_priv *priv = soc_card_data->mach_priv;
e14657c0f0022e Ajye Huang 2022-11-02  132  	int ret;
e14657c0f0022e Ajye Huang 2022-11-02  133  
e14657c0f0022e Ajye Huang 2022-11-02  134  	ret = mt8186_mt6366_init(rtd);
e14657c0f0022e Ajye Huang 2022-11-02  135  
e14657c0f0022e Ajye Huang 2022-11-02  136  	if (ret) {
e14657c0f0022e Ajye Huang 2022-11-02  137  		dev_err(card->dev, "mt8186_mt6366_init failed: %d\n", ret);
e14657c0f0022e Ajye Huang 2022-11-02  138  		return ret;
e14657c0f0022e Ajye Huang 2022-11-02  139  	}
e14657c0f0022e Ajye Huang 2022-11-02  140  
e14657c0f0022e Ajye Huang 2022-11-02  141  	if (!priv->dmic_sel) {
e14657c0f0022e Ajye Huang 2022-11-02  142  		dev_info(card->dev, "dmic_sel is null\n");
e14657c0f0022e Ajye Huang 2022-11-02 @143  		return ret;

return -EIVNAL;?  return 0;?

e14657c0f0022e Ajye Huang 2022-11-02  144  	}
e14657c0f0022e Ajye Huang 2022-11-02  145  
e14657c0f0022e Ajye Huang 2022-11-02  146  	ret = snd_soc_dapm_new_controls(&card->dapm, dmic_widgets,
e14657c0f0022e Ajye Huang 2022-11-02  147  					ARRAY_SIZE(dmic_widgets));
e14657c0f0022e Ajye Huang 2022-11-02  148  	if (ret) {
e14657c0f0022e Ajye Huang 2022-11-02  149  		dev_err(card->dev, "DMic widget addition failed: %d\n", ret);
e14657c0f0022e Ajye Huang 2022-11-02  150  		/* Don't need to add routes if widget addition failed */
e14657c0f0022e Ajye Huang 2022-11-02  151  		return ret;
e14657c0f0022e Ajye Huang 2022-11-02  152  	}
e14657c0f0022e Ajye Huang 2022-11-02  153  
e14657c0f0022e Ajye Huang 2022-11-02  154  	ret = snd_soc_dapm_add_routes(&card->dapm, dmic_map,
e14657c0f0022e Ajye Huang 2022-11-02  155  				      ARRAY_SIZE(dmic_map));
e14657c0f0022e Ajye Huang 2022-11-02  156  
e14657c0f0022e Ajye Huang 2022-11-02  157  	if (ret)
e14657c0f0022e Ajye Huang 2022-11-02  158  		dev_err(card->dev, "DMic map addition failed: %d\n", ret);
e14657c0f0022e Ajye Huang 2022-11-02  159  
e14657c0f0022e Ajye Huang 2022-11-02  160  	return ret;
e14657c0f0022e Ajye Huang 2022-11-02  161  }

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests

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