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[79.124.17.100]) by mx.google.com with ESMTP id f132si2397417wmf.92.2018.03.29.22.08.25; Thu, 29 Mar 2018 22:08:25 -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; dkim=neutral (body hash did not verify) header.i=@smtpservice.net header.s=m78bu0.a1-4.dyn header.b=agPhzVDz; 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; dmarc=fail (p=QUARANTINE sp=NONE dis=NONE) header.from=akamai.com Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 58334689C93; Fri, 30 Mar 2018 08:08:05 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from a2i831.smtp2go.com (a2i831.smtp2go.com [103.47.207.63]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 057CA689887 for ; Fri, 30 Mar 2018 08:07:59 +0300 (EEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=smtpservice.net; s=m78bu0.a1-4.dyn; x=1522387403; h=Feedback-ID: X-Smtpcorp-Track:Message-Id:Date:Subject:To:From:Reply-To:Sender: List-Unsubscribe; bh=mPM9oan1qrGbZPaR7Fu1ns7EpXsqdpZyqE1+Rm9Q9Y0=; b=agPhzVDz wYgfc6X3zpBWgC8Sc5hMg4i7i6c3oMFEYbop4+E/PD+Eisv5aRlH7FaHvw/2q3FUmTQH62WbG2Luo bdGF6znAwQI+ZDQtKjPVFX/e+Xaa3pjsj5HZg63ZDBT/Gadpu8WaPf/X9bNWfyDhRhpXpXo1SPRmd N7sNU68djUHO9xMxkCN06DkVbAgllhkAx05fQ7xG0bdJdOL0rsg2Nb6dajYQu1bsz8fS8xIFMwgYW UrCMYeJYDHQetCYU5uKUycHi8zCgO3hel1yELjuNL5QSW3Qv9mpp9ggybV4QD/s4pVaO95q4B4Vly AhjgAaZazUIdm+8VAyxrT5HC/A==; From: vdixit@akamai.com To: ffmpeg-devel@ffmpeg.org Date: Fri, 30 Mar 2018 10:38:09 +0530 Message-Id: <1522386489-16171-1-git-send-email-vdixit@akamai.com> X-Mailer: git-send-email 1.9.1 X-Smtpcorp-Track: 1f1XGtDIIaTp3L.vYYAxyB1B Feedback-ID: 337386m:337386asVRLGB:337386s6CqszTr57:SMTPCORP X-Report-Abuse: Please forward a copy of this message, including all headers, to Subject: [FFmpeg-devel] [PATCH 1/8] avformat/avio: check for null context to avoid uninitialized pointer access 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: Vishwanath Dixit MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" From: Vishwanath Dixit --- libavformat/avio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/avio.c b/libavformat/avio.c index 63e8287..18e58ae 100644 --- a/libavformat/avio.c +++ b/libavformat/avio.c @@ -420,7 +420,7 @@ int ffurl_read_complete(URLContext *h, unsigned char *buf, int size) int ffurl_write(URLContext *h, const unsigned char *buf, int size) { - if (!(h->flags & AVIO_FLAG_WRITE)) + if (!h || !(h->flags & AVIO_FLAG_WRITE)) return AVERROR(EIO); /* avoid sending too big packets */ if (h->max_packet_size && size > h->max_packet_size)