Commit 8ddf0544 authored Oct 19, 2015 by Laxminath Kasam Committed by Gerrit - the friendly Code Review server Oct 24, 2015

ASoC: lsm-client: Fix null pointer access when no LSM session



When no LSM session is active, return from msm_lsm_close
and avoid null pointer dereference.

Change-Id: I9f57c08e080497765eaefef0c031bbf956c02914
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>

parent c0a21ff3

sound/soc/msm/qdsp6v2/msm-lsm-client.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -1724,6 +1724,10 @@ static int msm_lsm_close(struct snd_pcm_substream *substream)
		pr_err("%s: Invalid private_data", __func__);
		return -EINVAL;
		}
		if (!prtd \|\| !prtd->lsm_client) {
		pr_err("%s: No LSM session active\n", __func__);
		return -EINVAL;
		}
		rtd = substream->private_data;

		dev_dbg(rtd->dev, "%s\n", __func__);