From patchwork Sat Sep 21 02:12:14 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jun Zhao X-Patchwork-Id: 15198 Return-Path: X-Original-To: patchwork@ffaux-bg.ffmpeg.org Delivered-To: patchwork@ffaux-bg.ffmpeg.org Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by ffaux.localdomain (Postfix) with ESMTP id 740C24463BD for ; Sat, 21 Sep 2019 05:12:51 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 5A08968A4F6; Sat, 21 Sep 2019 05:12:51 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-pf1-f194.google.com (mail-pf1-f194.google.com [209.85.210.194]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 37FE068A3A0 for ; Sat, 21 Sep 2019 05:12:44 +0300 (EEST) Received: by mail-pf1-f194.google.com with SMTP id 205so5774380pfw.2 for ; Fri, 20 Sep 2019 19:12:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=mt4L26wJaby1LmJZje4UqR8kr18+bBkHo1e/n7OcZak=; b=oojaRf+Rm8UWA3hAB8LW4sjYdGP9bdBbS1OkRf/fVjhnqDFwof6DTbNyonYPmPLDsI kR5jE0aq/B5vmVijl01BvsTFbRJWuJrLkAfO7gLTOFNf/dSEr0GlSyMylJjqs32+SpV4 2k60XW1ibnhzN5PUTLGmAlXr4oWq9Qb/pzV7MeB/ZeDF6jMy0+5f+pQejvW3i89OpNYV 4mnDkA/7WS2Tcx7Oys8I9d2gUhj8fVILzJrrU7Mvfpuv5QQIEVxATaIfku80tYTAzV7x IdCdhZuZUJMLmPz7wjXSABIEHD5aIdi4bsgDDgDz+7IRV6uvbmOjg5t+nZVRuLDKxsTu grkg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=mt4L26wJaby1LmJZje4UqR8kr18+bBkHo1e/n7OcZak=; b=gSnRS4GRUFbx3Sroeyq2gv6Cv950kYSwuce6RHtGoTpEs4WA0dbnCMwPIemL/vmG5d xW3s3odVqAYUf2Xr2rjFuD0yvpQ6p51EGtsrALhU9W0K5VcykUJYIO3U1RH7+oqRLnO/ tCBVX/GS48kBJZSYbDCIbagGZTgN1xLjn2vp25rXXKv5xR4JsFoT4DvIMs+5JTQqqLZQ ESEPaoxvFQZJDQePnAet2TlPPzbKEIrsWV8RmeIVrEMQlYR1kx3wUcN4bMfQUf5ImIrc Zf2H3vQHTpU0/aRDgvRpVmKYHidREh87zWt4LCWmd+1Zr1DETQ7OTemsf44DCYC2wi6Q mMwA== X-Gm-Message-State: APjAAAVf+AkhbwGCMokVNsgga9w8lrRmsC56ryfUpzyjSwC1G4d+D+Cm 75aZLB4JDqO1bDxUSPkajbupu2G5 X-Google-Smtp-Source: APXvYqzleR5j/9SoLBPuS6oSKExMjo9a6Wf3LhmT5L34S/8ptKld+NqUi7IDrC6HYMJM5P19v/mpEA== X-Received: by 2002:a63:5626:: with SMTP id k38mr18587415pgb.134.1569031962517; Fri, 20 Sep 2019 19:12:42 -0700 (PDT) Received: from localhost.localdomain ([47.90.47.25]) by smtp.gmail.com with ESMTPSA id l7sm8986688pga.92.2019.09.20.19.12.41 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 20 Sep 2019 19:12:41 -0700 (PDT) From: Jun Zhao To: ffmpeg-devel@ffmpeg.org Date: Sat, 21 Sep 2019 10:12:14 +0800 Message-Id: <1569031935-8967-5-git-send-email-mypopydev@gmail.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1569031935-8967-1-git-send-email-mypopydev@gmail.com> References: <1569031935-8967-1-git-send-email-mypopydev@gmail.com> Subject: [FFmpeg-devel] [PATCH V1 5/6] lavf/latmenc: use initialized var for avpriv_mpeg4audio_get_config X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 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 Cc: Jun Zhao MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" From: Jun Zhao avpriv_mpeg4audio_get_config will use MPEG4AudioConfig.chan_config to get the MPEG4AudioConfig.channels, but if we use a uninitialized variable, we will get an indeterminate channels, add an explicit initialization for this case. Signed-off-by: Jun Zhao --- libavformat/latmenc.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/libavformat/latmenc.c b/libavformat/latmenc.c index 8eb219f..e227e13 100644 --- a/libavformat/latmenc.c +++ b/libavformat/latmenc.c @@ -55,7 +55,7 @@ static const AVClass latm_muxer_class = { static int latm_decode_extradata(LATMContext *ctx, uint8_t *buf, int size) { - MPEG4AudioConfig m4ac; + MPEG4AudioConfig m4ac = {0}; if (size > MAX_EXTRADATA_SIZE) { av_log(ctx, AV_LOG_ERROR, "Extradata is larger than currently supported.\n");