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Commit 092ce1cc authored by Soumya Managoli's avatar Soumya Managoli
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ASoC: Unmap lab buffer during listen session close 



Ensure lab buffer de-alloc even if listen session
is not in start state to avoid memory leak
when multiple listen clients are created.

Change-Id: Id6d8b37a3dcdf49618ae2a4d80903d429393cd8e
Signed-off-by: default avatarSoumya Managoli <quic_c_smanag@quicinc.com>
parent 7743f757

asoc/msm-lsm-client.c

+10 −8
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2013-2020, The Linux Foundation. All rights reserved.

 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.

 */

#include <linux/init.h>

#include <linux/err.h>
@@ -3092,14 +3093,6 @@ static int msm_lsm_close(struct snd_pcm_substream *substream) 
						__func__, ret);

				prtd->lsm_client->lab_started = false;

			}

			if (prtd->lsm_client->lab_buffer) {

				ret = msm_lsm_lab_buffer_alloc(prtd,

						LAB_BUFFER_DEALLOC);

				if (ret)

					dev_err(rtd->dev,

						"%s: lab buffer dealloc failed ret %d\n",

						__func__, ret);

			}

		}



		if (!atomic_read(&prtd->read_abort)) {
@@ -3120,6 +3113,15 @@ static int msm_lsm_close(struct snd_pcm_substream *substream) 
		prtd->lsm_client->started = false;

	}



	if (prtd->lsm_client->lab_enable && prtd->lsm_client->lab_buffer) {

		ret = msm_lsm_lab_buffer_alloc(prtd,

				LAB_BUFFER_DEALLOC);

		if (ret)

			dev_err(rtd->dev,

				"%s: lab buffer dealloc failed ret %d\n",

				__func__, ret);

	}



	/*

	 * De-register existing sound models

	 * to free SM and CAL buffer, even if