linux-kernel - Re: [PATCH] ASoC: mediatek: mt8195: Fix unused initialization of pointer etdm

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Message-ID: <27ca1a1e99193b543102df03f7c256063468f693.camel@mediatek.com>
Date:   Tue, 7 Sep 2021 16:00:37 +0800
From:   Trevor Wu <trevor.wu@...iatek.com>
To:     Colin King <colin.king@...onical.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <alsa-devel@...a-project.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>
CC:     <kernel-janitors@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ASoC: mediatek: mt8195: Fix unused initialization of
 pointer etdm_data

On Fri, 2021-09-03 at 12:49 +0100, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> The pointer etdm_data is being inintialized with a value that is
> never
> read, it is later being re-assigned a new value. Remove the redundant
> initialization.
> 
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>
> ---
>  sound/soc/mediatek/mt8195/mt8195-dai-etdm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c
> b/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c
> index 7378e42f2766..ac591d453e1e 100644
> --- a/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c
> +++ b/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c
> @@ -2094,7 +2094,7 @@ static int mtk_dai_etdm_set_sysclk(struct
> snd_soc_dai *dai,
>  {
>  	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
>  	struct mt8195_afe_private *afe_priv = afe->platform_priv;
> -	struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai-
> >id];
> +	struct mtk_dai_etdm_priv *etdm_data;
>  	int dai_id;
>  
>  	dev_dbg(dai->dev, "%s id %d freq %u, dir %d\n",

Acked-by: Trevor Wu <trevor.wu@...iatek.com>

Thanks.