Subject: Re: [PATCH] ASoC: meson: add the missed kfree() for axg_card_add_tdm_loopback

From: Jing Xiangfeng <[email-masked]>
Date: Fri, 17 Jul 2020 09:49:14 +0800

On 2020/7/16 21:29, Jerome Brunet wrote:
>
> On Thu 16 Jul 2020 at 15:25, Jing Xiangfeng <[email-masked]> wrote:
>
>> axg_card_add_tdm_loopback() misses to call kfree() in an error path. Add
>> the missed function call to fix it.
>>
>> Fixes: c84836d7f650 ("ASoC: meson: axg-card: use modern dai_link style")
>> Signed-off-by: Jing Xiangfeng <[email-masked]>
>
> Thanks for fixing this.
> Maybe it would be better to use the devm_ variant for the name instead ?

Ok, I'll send a v2 with this change.

Thanks for your review.
>
>> ---
>>   sound/soc/meson/axg-card.c | 4 +++-
>>   1 file changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/sound/soc/meson/axg-card.c b/sound/soc/meson/axg-card.c
>> index 89f7f64747cd..6eac22ba8b99 100644
>> --- a/sound/soc/meson/axg-card.c
>> +++ b/sound/soc/meson/axg-card.c
>> @@ -121,8 +121,10 @@ static int axg_card_add_tdm_loopback(struct snd_soc_card *card,
>>   		return -ENOMEM;
>>
>>   	dlc = devm_kzalloc(card->dev, 2 * sizeof(*dlc), GFP_KERNEL);
>> -	if (!dlc)
>> +	if (!dlc) {
>> +		kfree(lb->name);
>>   		return -ENOMEM;
>> +	}
>>
>>   	lb->cpus = &dlc[0];
>>   	lb->codecs = &dlc[1];
>
> .
>

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