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msm: camera: isp: Check ife out res validity

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This change adds validity check for ife out res. If ife out res is
NULL we can run into crash or issues.

CRs-Fixed: 2915741
Change-Id: I8722b2a4e2634bda42f0080e00bf09050bbd6b91
Signed-off-by: Vikram Sharma <vikramsa@codeaurora.org>
This commit is contained in:
Vikram Sharma 2021-04-05 10:21:18 +05:30 • committed by Gerrit - the friendly Code Review server
commit 72c9ddcce9
1 changed files with 9 additions and 1 deletions
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10
drivers/cam_isp/isp_hw_mgr/hw_utils/cam_isp_packet_parser.c
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@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
*/
#include <media/cam_defs.h>
@ -141,6 +141,14 @@ static int cam_isp_update_dual_config(
}
hw_mgr_res = &res_list_isp_out[i];
if (!hw_mgr_res) {
CAM_ERR(CAM_ISP,
"Invalid isp out resource i %d num_out_res %d",
i, dual_config->num_ports);
rc = -EINVAL;
goto end;
}
for (j = 0; j < CAM_ISP_HW_SPLIT_MAX; j++) {
if (!hw_mgr_res->hw_res[j])
continue;