[PATCH v2] ASoC: meson: fixes the missed kfree() for axg_card_add_tdm_loopback

Jerome Brunet jbrunet at baylibre.com
Fri Jul 17 04:44:35 EDT 2020


On Fri 17 Jul 2020 at 10:22, Jing Xiangfeng <jingxiangfeng at huawei.com> wrote:

> axg_card_add_tdm_loopback() misses to call kfree() in an error path. We
> can use devm_kasprintf() to fix the issue, also improve maintainability.
> So use it instead.
>
> Fixes: c84836d7f650 ("ASoC: meson: axg-card: use modern dai_link style")
> Signed-off-by: Jing Xiangfeng <jingxiangfeng at huawei.com>

Reviewed-by: Jerome Brunet <jbrunet at baylibre.com>

> ---
>  sound/soc/meson/axg-card.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sound/soc/meson/axg-card.c b/sound/soc/meson/axg-card.c
> index 89f7f64747cd..47f2d93224fe 100644
> --- a/sound/soc/meson/axg-card.c
> +++ b/sound/soc/meson/axg-card.c
> @@ -116,7 +116,7 @@ static int axg_card_add_tdm_loopback(struct snd_soc_card *card,
>  
>  	lb = &card->dai_link[*index + 1];
>  
> -	lb->name = kasprintf(GFP_KERNEL, "%s-lb", pad->name);
> +	lb->name = devm_kasprintf(card->dev, GFP_KERNEL, "%s-lb", pad->name);
>  	if (!lb->name)
>  		return -ENOMEM;




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