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msm:qmi: Fix race condition

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

Change-Id: I2183dd2da40b589ccd628469273b33edc2ea399d
Signed-off-by: Raghavendar rao l <rlomte@codequrora.org>
This commit is contained in:
raghavendar rao l 2021-02-04 18:36:02 +05:30
parent 1719235112
commit 839d05d11b
1 changed files with 3 additions and 3 deletions
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6
drivers/platform/msm/ipa/ipa_v3/ipa_qmi_service.c
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@ -1,6 +1,6 @@
// 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 */
mutex_lock(&ipa3_qmi_lock);
if (ipa_q6_clnt != NULL) {
mutex_lock(&ipa3_qmi_lock);
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;
}