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Thu, 12 Aug 2021 04:52:59 +0000 X-IncomingTopHeaderMarker: OriginalChecksum:C07EE524EB1E7C1024CC1CBC574B01CF382043CAEA6E9CD6555F2246B50C91EE; UpperCasedChecksum:51D9839408AA98070D6BF241C717D82BD953CCB556F9689B50A56A6B79FA3074; SizeAsReceived:7158; Count:43 Received: from PAXP193MB1262.EURP193.PROD.OUTLOOK.COM ([fe80::b1f9:e0a6:6946:9c81]) by PAXP193MB1262.EURP193.PROD.OUTLOOK.COM ([fe80::b1f9:e0a6:6946:9c81%2]) with mapi id 15.20.4415.016; Thu, 12 Aug 2021 04:52:59 +0000 From: maryam ebrahimzadeh To: ffmpeg-devel@ffmpeg.org Date: Thu, 12 Aug 2021 00:52:47 -0400 Message-ID: X-Mailer: git-send-email 2.17.1 X-TMN: [fCLfxcYd68v+yNOsnwyFMjKd/Sh4VKVa] X-ClientProxiedBy: AM4PR05CA0025.eurprd05.prod.outlook.com (2603:10a6:205::38) To PAXP193MB1262.EURP193.PROD.OUTLOOK.COM (2603:10a6:102:dc::5) X-Microsoft-Original-Message-ID: <20210812045247.4917-1-me22bee@outlook.com> MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (5.74.0.142) by AM4PR05CA0025.eurprd05.prod.outlook.com (2603:10a6:205::38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4415.14 via Frontend Transport; Thu, 12 Aug 2021 04:52:58 +0000 X-MS-PublicTrafficType: Email X-IncomingHeaderCount: 43 X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-Correlation-Id: 2ddd4f7e-1f7a-4a77-1615-08d95d4d0eb4 X-MS-TrafficTypeDiagnostic: VI1EUR05HT091: X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: gkOVG0nnliorUHsowxBgOsaKSEbs+q8BgsT3Md5/6v2pqZgUj+zdNWpFCqhtgxxGQIk5F4Mxx8trI7SKUrD5PSMRNREPJOf42m87+ooc+UWvS/EVnbVEYJRxxZaRm/gG6eKclHeAMTV6GBkAYqy85sc1+Wn/Sm+KoKeSMADCfBqXo7amp6a6llH1DGfN0EXMowMFBAnoH8W+WbH8+bhPWRhVNVqNz7470oOy1HqmhlB49Am36IKrchEe3fFOZqE400SDW/JEGdO/8/gsKomiezSibigsNzcqud5I+pwu34by4swQSpk7138YSvb2xksKLnNMOnVcT/L+n+j7CTxzfXmR9SyKPa79o87eZ6vOT2Ece4hLEgXGNTB6eWSi+k/5fSDuH30FYlIkptfUcgqk+2jW9WeVuJX18dFvlEBUL6lkmuD6LQyRsI2JTRvBLso2 X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: zodesfIGE4pJRyZIqi7vtEkFE9kvf367NNnB39yjBBS+wKKUXdUORvKE8kixtKw6L4aQVgAdoJ8mUPeZiJoc9Mp6ljxL/tNYQwmhdA/2ezmN4xtJ566ZRcURIU/4keFHxBqerqnpr11FMDhjWZpv4A== X-OriginatorOrg: outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 2ddd4f7e-1f7a-4a77-1615-08d95d4d0eb4 X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Aug 2021 04:52:59.3479 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-CrossTenant-AuthSource: VI1EUR05FT012.eop-eur05.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: Internet X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1EUR05HT091 Subject: [FFmpeg-devel] [PATCH v1 06/10] return value check for init_get_bits in vp6.c X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: X5Z/44mNvwi0 --- libavcodec/vp6.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/libavcodec/vp6.c b/libavcodec/vp6.c index 73822a00f9..149daa59f3 100644 --- a/libavcodec/vp6.c +++ b/libavcodec/vp6.c @@ -167,7 +167,9 @@ static int vp6_parse_header(VP56Context *s, const uint8_t *buf, int buf_size) } if (s->use_huffman) { s->parse_coeff = vp6_parse_coeff_huffman; - init_get_bits(&s->gb, buf, buf_size<<3); + ret = init_get_bits8(&s->gb, buf, (buf_size<<3)/8); + if (ret < 0) + return ret; } else { ret = ff_vp56_init_range_decoder(&s->cc, buf, buf_size); if (ret < 0)