From patchwork Sat Oct 29 19:13:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 39047 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:8e01:b0:a3:a294:714c with SMTP id y1csp31648pzj; Sat, 29 Oct 2022 12:14:26 -0700 (PDT) X-Google-Smtp-Source: AMsMyM6QgRO5Kk/JD8IF0fYgbZPWfJOa14ms5nBrnEYDwrG/0NCfSHcXu24eZ50wmmZUqtc72sLT X-Received: by 2002:a17:907:6d9c:b0:7ad:b45c:dc18 with SMTP id sb28-20020a1709076d9c00b007adb45cdc18mr3199532ejc.406.1667070866101; Sat, 29 Oct 2022 12:14:26 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1667070866; cv=none; d=google.com; s=arc-20160816; b=Rxshv2IhDwrfmKSp7R4Y0Fu8rjW0VssGjBrH2mt7EPCBRAjj28b2+qurBllHW0keFE X3U5Ehwjl5wTpCUIQPGiTimPeeb+qpQM085K5wdlW30Ja0orqtkgsbonVN2i2kpee2fy py/ExMLhlJaow17ySqxmxfMFGDJv5TBWMwgZOjrdM6mtZ1knfgBb15tPg3U2cog6LCpR ia4qGys6yck0b26TGAlBH+PvBcP+dS8mO+Aq+90EUCqFXw2Yuyp6GKHpk7A0F2FCZXaq zMPpPKUHeJIsn2GDtxG8OIju7TwK6VUQgj5tvSgXYQVGVpC3n0j9EQTroBixNpj3T6TW UEQA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:mime-version:reply-to :list-subscribe:list-help:list-post:list-archive:list-unsubscribe :list-id:precedence:subject:references:in-reply-to:message-id:date :to:from:delivered-to; bh=QETn7S7Cd8K9ZEM7zyf/szlsOiUsmwBvsNGRGHFLnDQ=; b=g+t5rwuliuzv3GZEHX91vwktLsRLTqmyDrJmJgr3n5T8AGeWJY9VNzYHIVls/MZoBh svejngaiOIKNjEfcQG6a1jTY/x3/oVd23fJ6c23uqWbZxjCIH/Hcvj3P/LX64lUKr+5x F1yOomYStNWnfVEQ+VWHy7QsrteDU+jb8lb9wj1YaJx4CUH7zFviVCV8IV9fsJVft787 DdvZXnfDaxAa6VhEj00YSlgUp18OLXS5cFFsSE9Jpl0HcjmePVgMDxLLwAdBxVxUx70N AkzZhMv46BsSv9zDRHBxWhzGFibPWkOay4LtXWXqG53ZN+79UlLcVloyfXhJ8eavTCGW avbA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id c14-20020a05640227ce00b0045acbc10e93si2261831ede.562.2022.10.29.12.14.25; Sat, 29 Oct 2022 12:14:26 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id B2BA768BD2C; Sat, 29 Oct 2022 22:14:09 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 9670768BCE6 for ; Sat, 29 Oct 2022 22:14:02 +0300 (EEST) Received: (Authenticated sender: michael@niedermayer.cc) by mail.gandi.net (Postfix) with ESMTPSA id A6FCC40003 for ; Sat, 29 Oct 2022 19:14:01 +0000 (UTC) From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sat, 29 Oct 2022 21:13:52 +0200 Message-Id: <20221029191353.2973-3-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20221029191353.2973-1-michael@niedermayer.cc> References: <20221029191353.2973-1-michael@niedermayer.cc> Subject: [FFmpeg-devel] [PATCH 3/4] avcodec/alsdec: The minimal block is at least 7 bits 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 MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: jdlsIv6w7mz/ Signed-off-by: Michael Niedermayer --- libavcodec/alsdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c index 17937ad928..eab382e74f 100644 --- a/libavcodec/alsdec.c +++ b/libavcodec/alsdec.c @@ -1028,7 +1028,7 @@ static int read_block(ALSDecContext *ctx, ALSBlockData *bd) *bd->shift_lsbs = 0; - if (get_bits_left(gb) < 1) + if (get_bits_left(gb) < 7) return AVERROR_INVALIDDATA; // read block type flag and read the samples accordingly