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https://github.com/Divested-Mobile/DivestOS-Build.git
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36 lines
1.6 KiB
Diff
36 lines
1.6 KiB
Diff
From 7489a0a8f68d0f018d0f9df5df157bb20f83b05e Mon Sep 17 00:00:00 2001
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From: Bharath Gopal <gopalb@codeaurora.org>
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Date: Fri, 4 Aug 2017 17:19:24 -0700
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Subject: [PATCH] msm: mdss: Buffer overflow while processing gamut table data
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Modified the size of the gamut table data-structure in order to
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avoid a buffer overflow while copying data from user-space.
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Bug: 34170483
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Change-Id: I8c5fa1caff450a2d25d7859bd159ab4a60045e54
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Signed-off-by: Bharath Gopal <gopalb@codeaurora.org>
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---
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drivers/video/msm/mdss/mdss_mdp_pp.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/drivers/video/msm/mdss/mdss_mdp_pp.c b/drivers/video/msm/mdss/mdss_mdp_pp.c
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index bd6d2fbd9c26e..a666f4c61d1ab 100644
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--- a/drivers/video/msm/mdss/mdss_mdp_pp.c
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+++ b/drivers/video/msm/mdss/mdss_mdp_pp.c
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@@ -1,5 +1,5 @@
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/*
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- * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
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+ * Copyright (c) 2012-2017, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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@@ -389,7 +389,7 @@ struct mdss_pp_res_type {
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struct mdp_hist_lut_data enhist_disp_cfg[MDSS_BLOCK_DISP_NUM];
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struct mdp_dither_cfg_data dither_disp_cfg[MDSS_BLOCK_DISP_NUM];
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struct mdp_gamut_cfg_data gamut_disp_cfg[MDSS_BLOCK_DISP_NUM];
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- uint16_t gamut_tbl[MDSS_BLOCK_DISP_NUM][GAMUT_TOTAL_TABLE_SIZE];
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+ uint16_t gamut_tbl[MDSS_BLOCK_DISP_NUM][GAMUT_TOTAL_TABLE_SIZE * 3];
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u32 hist_data[MDSS_BLOCK_DISP_NUM][HIST_V_SIZE];
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struct pp_sts_type pp_disp_sts[MDSS_MAX_MIXER_DISP_NUM];
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/* physical info */
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