This is a note to let you know that I've just added the patch titled
ASoC: qcom: lpass-platform: fix memory leak
to the 5.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
asoc-qcom-lpass-platform-fix-memory-leak.patch
and it can be found in the queue-5.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 12040da35c4dac301006cf68c46e16084fc7f374
Author: Rohit kumar <rohitkr@xxxxxxxxxxxxxx>
Date: Fri Aug 14 16:23:00 2020 +0530
ASoC: qcom: lpass-platform: fix memory leak
[ Upstream commit 5fd188215d4eb52703600d8986b22311099a5940 ]
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@xxxxxxxxxxxxxx>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
Link: https://lore.kernel.org/r/1597402388-14112-5-git-send-email-rohitkr@xxxxxxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/sound/soc/qcom/lpass-platform.c b/sound/soc/qcom/lpass-platform.c
index 01179bc0e5e57..e62ac7e650785 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;
}
