DivestOS/Patches/Linux_CVEs/CVE-2016-5853/0.patch

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From a8f3b894de319718aecfc2ce9c691514696805be Mon Sep 17 00:00:00 2001
From: kunleiz <kunleiz@codeaurora.org>
Date: Tue, 27 Dec 2016 16:15:51 +0800
Subject: ASoC: msm: qdsp6v2: DAP: Add check to validate param length
Return an error code to ensure length value is valid.
CRs-fixed: 1102987
Change-Id: I6a679d08342d1da58c20b5c3d4e436dd335764ae
Signed-off-by: kunleiz <kunleiz@codeaurora.org>
---
sound/soc/msm/qdsp6v2/msm-ds2-dap-config.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/sound/soc/msm/qdsp6v2/msm-ds2-dap-config.c b/sound/soc/msm/qdsp6v2/msm-ds2-dap-config.c
index 2441cab..ca6f70f 100644
--- a/sound/soc/msm/qdsp6v2/msm-ds2-dap-config.c
+++ b/sound/soc/msm/qdsp6v2/msm-ds2-dap-config.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2013-2017, The Linux Foundation. All rights reserved.
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
@@ -1642,6 +1642,7 @@ static int msm_ds2_dap_param_visualizer_control_get(u32 cmd, void *arg)
ret = 0;
dolby_data->length = 0;
pr_err("%s Incorrect VCNB length", __func__);
+ return -EINVAL;
}
params_length = (2*length + DOLBY_VIS_PARAM_HEADER_SIZE) *
--
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