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

Rohit kumar
2020-07-22T10:33:04Z

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(-)

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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