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Commit 9c72c5a2 authored by Alan Chen's avatar Alan Chen Committed by Gerrit - the friendly Code Review server
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icnss2: Add data length validation in cnss_wlfw_qdss_data_send_sync() 



Add a data length validation check in fw response message in
qdss_data_send_sync().

Change-Id: I750f46549bc914698baaf4e24f1710536ca8e356
CRs-Fixed: 3366343
Signed-off-by: default avatarAlan Chen <quic_alache@quicinc.com>
parent ccce7f7c

drivers/soc/qcom/icnss2/qmi.c

+3 −1
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.

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

 */



#define pr_fmt(fmt) "icnss2_qmi: " fmt
@@ -1198,7 +1199,8 @@ int icnss_wlfw_qdss_data_send_sync(struct icnss_priv *priv, char *file_name, 
		     resp->total_size == total_size) &&

		    (resp->seg_id_valid == 1 && resp->seg_id == req->seg_id) &&

		    (resp->data_valid == 1 &&

		     resp->data_len <= QMI_WLFW_MAX_DATA_SIZE_V01)) {

		     resp->data_len <= QMI_WLFW_MAX_DATA_SIZE_V01) &&

		    resp->data_len <= remaining) {

			memcpy(p_qdss_trace_data_temp,

			       resp->data, resp->data_len);

		} else {