From: Srinivasa Rao Mandadapu <srivasam@codeaurora.org>
To: agross@kernel.org, bjorn.andersson@linaro.org,
lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org,
plai@codeaurora.org, bgoswami@codeaurora.org, perex@perex.cz,
tiwai@suse.com, srinivas.kandagatla@linaro.org,
rohitkr@codeaurora.org, linux-arm-msm@vger.kernel.org,
alsa-devel@alsa-project.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Srinivasa Rao Mandadapu <srivasam@codeaurora.org>,
Pavel Machek <pavel@ucw.cz>,
V Sujith Kumar Reddy <vsujithk@codeaurora.org>
Subject: [PATCH] Asoc: qcom: lpass-platform: Fix memory leak
Date: Sun, 15 Nov 2020 10:26:50 +0530 [thread overview]
Message-ID: <1605416210-14530-1-git-send-email-srivasam@codeaurora.org> (raw)
lpass_pcm_data is not freed in error paths. Free it in
error paths to avoid memory leak.
Fixes: 022d00ee0b55 ("ASoC: lpass-platform: Fix broken pcm data usage")
Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: V Sujith Kumar Reddy <vsujithk@codeaurora.org>
Signed-off-by: Srinivasa Rao Mandadapu <srivasam@codeaurora.org>
---
sound/soc/qcom/lpass-platform.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/sound/soc/qcom/lpass-platform.c b/sound/soc/qcom/lpass-platform.c
index 36d1512..7a3fdf8 100644
--- a/sound/soc/qcom/lpass-platform.c
+++ b/sound/soc/qcom/lpass-platform.c
@@ -122,8 +122,10 @@ static int lpass_platform_pcmops_open(struct snd_soc_component *component,
else
dma_ch = 0;
- if (dma_ch < 0)
+ if (dma_ch < 0) {
+ kfree(data);
return dma_ch;
+ }
if (cpu_dai->driver->id == LPASS_DP_RX) {
map = drvdata->hdmiif_map;
@@ -147,6 +149,7 @@ static int lpass_platform_pcmops_open(struct snd_soc_component *component,
ret = snd_pcm_hw_constraint_integer(runtime,
SNDRV_PCM_HW_PARAM_PERIODS);
if (ret < 0) {
+ kfree(data);
dev_err(soc_runtime->dev, "setting constraints failed: %d\n",
ret);
return -EINVAL;
--
Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc.,
is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.
next reply other threads:[~2020-11-15 4:57 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-15 4:56 Srinivasa Rao Mandadapu [this message]
2020-11-16 19:04 ` [PATCH] Asoc: qcom: lpass-platform: Fix memory leak Mark Brown
2020-11-16 23:33 ` Mark Brown
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