diff mbox series

[v4,04/12] ASoC: qcom: lpass-platform: fix memory leak

Message ID 1595413915-17867-5-git-send-email-rohitkr@codeaurora.org (mailing list archive)
State New, archived
Headers show
Series ASoC: qcom: Add support for SC7180 lpass variant | expand

Commit Message

Rohit Kumar July 22, 2020, 10:31 a.m. UTC
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>
---
 sound/soc/qcom/lpass-platform.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Comments

Srinivas Kandagatla July 24, 2020, 11:21 a.m. UTC | #1
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;
>   }
>   
>
diff mbox series

Patch

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;
 }