From patchwork Fri May 4 14:41:05 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Xiang, Haihao" X-Patchwork-Id: 8780 Delivered-To: ffmpegpatchwork@gmail.com Received: by 2002:a02:155:0:0:0:0:0 with SMTP id c82-v6csp101591jad; Fri, 4 May 2018 07:41:27 -0700 (PDT) X-Google-Smtp-Source: AB8JxZozNNNieciwYnTwCBn1FfmRJkXBLRg2D3foth/Ps+RnZfSxn5xRW3roVmkYDoUApxi6bZMm X-Received: by 10.28.210.18 with SMTP id j18mr17926916wmg.29.1525444887877; Fri, 04 May 2018 07:41:27 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1525444887; cv=none; d=google.com; s=arc-20160816; b=h11yj6IGELU35O795BLdi7gLw4reU5xI5vb8GL+bYvu4AYPRtZMCgw95lHO6pWbxgh r6kVDKP3kYaIMHGeuicBe+J4RARrt7kBx4KUkH890z5myVe3cgAGK4tbsc5NE2pxWPV6 nkDOd2ZCnSuE7qYYHpmhUSWcIkqb4LZN3Vp1zpsR78XAX3hsT29wsG9jeIVDNtzXJN8w Xsaa/rrWgZMpjF8IdTOdrbpLzNgA+EHOwrzmN8ep9HHmvwr7qCIU9zQwGNz9rAeS171T Hx7WCxcNLJ7q6GMTQ9Ihu+cn6nM7Y9mCARA1xFgxebn2S2nnB3e7ksW1BDr7QNcWdhIy 2EWg== 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:cc:reply-to :list-subscribe:list-help:list-post:list-archive:list-unsubscribe :list-id:precedence:subject:message-id:date:to:from:delivered-to :arc-authentication-results; bh=qqjZHoeHR+RYAm0QywPDNTcEUZSJHwWdyWr0BFj1jwQ=; b=UXoF/GR7SyWHxHpxGSzhVmcoUn2H21F0zOq3GlwBnfPEZscKdipdiGHDuE0YRjhpt8 MoMdsL0Z6BojZZsIkm27H35IyivVYGl1j8VkA8IDEbFRvUIWMTpeR4DlQ+KN+XTSYiMt kCuycQNQUYhvfysKhbPf/ZxxYgIMWDPC5/bqQ+DjNjKrK6FcMfDj+Sy2y4T7o1+deVeq nR/vnoBquOYt434wgRs166Q+fIW4ebUzTuQ6Ww61yw6lQZBnFsopnpEpQ1dHmlyRVaux 6ZKOtFTKq1ASqkbaVuply++gQ/sSwF5cCdY8haq+eq0e4rUtvT70Gr9/MRpEIJchEvDp cPFQ== 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 82-v6si1489606wmw.56.2018.05.04.07.41.27; Fri, 04 May 2018 07:41:27 -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 6FD1F68A599; Fri, 4 May 2018 17:40:52 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 5430468A56F for ; Fri, 4 May 2018 17:40:45 +0300 (EEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 04 May 2018 07:41:18 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,362,1520924400"; d="scan'208";a="38686626" Received: from xhh-skl64.sh.intel.com ([10.239.159.70]) by orsmga008.jf.intel.com with ESMTP; 04 May 2018 07:41:17 -0700 From: Haihao Xiang To: ffmpeg-devel@ffmpeg.org Date: Fri, 4 May 2018 22:41:05 +0800 Message-Id: <20180504144107.16201-1-haihao.xiang@intel.com> X-Mailer: git-send-email 2.17.0 Subject: [FFmpeg-devel] [PATCH 1/3] vaapi_encode: Initialize the pointer 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: Haihao Xiang , Mark Thompson MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Otherwise it might use unitialized last_pic in av_assert0(last_pic) Signed-off-by: Haihao Xiang --- libavcodec/vaapi_encode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/vaapi_encode.c b/libavcodec/vaapi_encode.c index 36c85a3815..141e50c8ad 100644 --- a/libavcodec/vaapi_encode.c +++ b/libavcodec/vaapi_encode.c @@ -760,7 +760,7 @@ fail: static int vaapi_encode_truncate_gop(AVCodecContext *avctx) { VAAPIEncodeContext *ctx = avctx->priv_data; - VAAPIEncodePicture *pic, *last_pic, *next; + VAAPIEncodePicture *pic, *last_pic = NULL, *next; // Find the last picture we actually have input for. for (pic = ctx->pic_start; pic; pic = pic->next) {