Re: [PATCH] ASoC: ak4613: Fix out of bounds array access for ak4613_iface

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Hi

> Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
> ---

Wow !! indeed

Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>

>  sound/soc/codecs/ak4613.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/sound/soc/codecs/ak4613.c b/sound/soc/codecs/ak4613.c
> index e3121ca..c87ec49 100644
> --- a/sound/soc/codecs/ak4613.c
> +++ b/sound/soc/codecs/ak4613.c
> @@ -347,7 +347,7 @@ static int ak4613_dai_hw_params(struct snd_pcm_substream *substream,
>  		if (ak4613_dai_fmt_matching(priv->iface, is_play, fmt, width))
>  			iface = priv->iface;
>  	} else {
> -		for (i = ARRAY_SIZE(ak4613_iface); i >= 0; i--) {
> +		for (i = ARRAY_SIZE(ak4613_iface) - 1; i >= 0; i--) {
>  			if (!ak4613_dai_fmt_matching(ak4613_iface + i,
>  						     is_play,
>  						     fmt, width))
> -- 
> 2.9.3
> 
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