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Commit 839d05d1 authored by raghavendar rao l's avatar raghavendar rao l
Browse files

msm:qmi: Fix race condition 



Add changes to fix race condition while sending
modem init QMI sync message.

Change-Id: I2183dd2da40b589ccd628469273b33edc2ea399d
Signed-off-by: default avatarRaghavendar rao l <rlomte@codequrora.org>
parent 17192351

drivers/platform/msm/ipa/ipa_v3/ipa_qmi_service.c

+3 −3
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) 2013-2021, The Linux Foundation. All rights reserved.

 */



#include <linux/module.h>
@@ -1515,13 +1515,13 @@ static void ipa3_q6_clnt_svc_arrive(struct work_struct *work) 
		IPAWANERR(

		"ipa3_qmi_init_modem_send_sync_msg failed due to SSR!\n");

		/* Cleanup when ipa3_wwan_remove is called */

		if (ipa_q6_clnt != NULL) {

		mutex_lock(&ipa3_qmi_lock);

		if (ipa_q6_clnt != NULL) {

			qmi_handle_release(ipa_q6_clnt);

			vfree(ipa_q6_clnt);

			ipa_q6_clnt = NULL;

			mutex_unlock(&ipa3_qmi_lock);

		}

		mutex_unlock(&ipa3_qmi_lock);

		IPAWANERR("Exit from service arrive fun\n");

		return;

	}