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SubjectRe: [PATCH v4 04/12] ASoC: qcom: lpass-platform: fix memory leak
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On 22/07/2020 11:31, Rohit kumar wrote:
> lpass_pcm_data is never freed. Free it in close
> ops to avoid memory leak.
>
> Fixes: 022d00ee0b55 ("ASoC: lpass-platform: Fix broken pcm data usage")
> Signed-off-by: Rohit kumar <rohitkr@codeaurora.org>


Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

> ---
> sound/soc/qcom/lpass-platform.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/sound/soc/qcom/lpass-platform.c b/sound/soc/qcom/lpass-platform.c
> index fb9acfd..b195f3d 100644
> --- a/sound/soc/qcom/lpass-platform.c
> +++ b/sound/soc/qcom/lpass-platform.c
> @@ -61,7 +61,7 @@ static int lpass_platform_pcmops_open(struct snd_soc_component *component,
> int ret, dma_ch, dir = substream->stream;
> struct lpass_pcm_data *data;
>
> - data = devm_kzalloc(soc_runtime->dev, sizeof(*data), GFP_KERNEL);
> + data = kzalloc(sizeof(*data), GFP_KERNEL);
> if (!data)
> return -ENOMEM;
>
> @@ -118,6 +118,7 @@ static int lpass_platform_pcmops_close(struct snd_soc_component *component,
> if (v->free_dma_channel)
> v->free_dma_channel(drvdata, data->dma_ch);
>
> + kfree(data);
> return 0;
> }
>
>

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