Re: [PATCH -next] ASoC: mediatek: mt8195: Add missing of_node_put()

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Hi Bixuan,

Thanks for catching that.
I found there are other usages of of_parse_phandle() in the file.
Will you handle them together?
If not, I will prepare a patch to fix them after this patch is merged.

Thanks,
Trevor

On Sat, 2021-09-11 at 16:12 +0800, Bixuan Cui wrote:
> The platform_node is returned by of_parse_phandle() should have
> of_node_put() before return.
> 
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: Bixuan Cui <cuibixuan@xxxxxxxxxx>
> ---
>  sound/soc/mediatek/mt8195/mt8195-mt6359-rt1019-rt5682.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/sound/soc/mediatek/mt8195/mt8195-mt6359-rt1019-rt5682.c
> b/sound/soc/mediatek/mt8195/mt8195-mt6359-rt1019-rt5682.c
> index c97ace7387b4..8cd8450409e8 100644
> --- a/sound/soc/mediatek/mt8195/mt8195-mt6359-rt1019-rt5682.c
> +++ b/sound/soc/mediatek/mt8195/mt8195-mt6359-rt1019-rt5682.c
> @@ -1041,8 +1041,10 @@ static int
> mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev)
>  	}
>  
>  	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
> -	if (!priv)
> +	if (!priv) {
> +		of_node_put(platform_node);
>  		return -ENOMEM;
> +	}
>  
>  	snd_soc_card_set_drvdata(card, priv);
>  
> @@ -1050,6 +1052,8 @@ static int
> mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev)
>  	if (ret)
>  		dev_err(&pdev->dev, "%s snd_soc_register_card fail
> %d\n",
>  			__func__, ret);
> +
> +	of_node_put(platform_node);
>  	return ret;
>  }
>  




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