The function primary_codec_init() should return 0 if dmic_sel is null.
Here is the warning message reported by 0-DAY CI Kernel Test Service.
smatch warnings: primary_codec_init() warn: missing error code? 'ret' ... 2022-11-02 141 if (!priv->dmic_sel) { 2022-11-02 142 dev_info(card->dev, "dmic_sel is null\n"); 2022-11-02 @143 return ret;
return -EIVNAL;? return 0;?
2022-11-02 144 }
Reported-by: kernel test robot lkp@intel.com Reported-by: Dan Carpenter error27@gmail.com Signed-off-by: Ajye Huang ajye_huang@compal.corp-partner.google.com
--- sound/soc/mediatek/mt8186/mt8186-mt6366-rt1019-rt5682s.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/mediatek/mt8186/mt8186-mt6366-rt1019-rt5682s.c b/sound/soc/mediatek/mt8186/mt8186-mt6366-rt1019-rt5682s.c index af44e331dae8..b333950aa3c3 100644 --- a/sound/soc/mediatek/mt8186/mt8186-mt6366-rt1019-rt5682s.c +++ b/sound/soc/mediatek/mt8186/mt8186-mt6366-rt1019-rt5682s.c @@ -140,7 +140,7 @@ static int primary_codec_init(struct snd_soc_pcm_runtime *rtd)
if (!priv->dmic_sel) { dev_info(card->dev, "dmic_sel is null\n"); - return ret; + return 0; }
ret = snd_soc_dapm_new_controls(&card->dapm, dmic_widgets,