From 62e52b94e684491dfc5a6b7ca688bb86f7cd0f3f Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Mon, 24 Nov 2014 15:48:27 +0000
Subject: [PATCH] vorbis_parser: Move vp check to avoid a null pointer
dereference
CC: libav-stable@libav.org
Bug-Id: CID 1251347
---
libavcodec/vorbis_parser.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/vorbis_parser.c b/libavcodec/vorbis_parser.c
index 231706c42b1..054635d1003 100644
--- a/libavcodec/vorbis_parser.c
+++ b/libavcodec/vorbis_parser.c
@@ -303,9 +303,9 @@ static int vorbis_parse(AVCodecParserContext *s1, AVCodecContext *avctx,
if (!s->vp && avctx->extradata && avctx->extradata_size) {
s->vp = av_vorbis_parse_init(avctx->extradata, avctx->extradata_size);
- if (!s->vp)
- goto end;
}
+ if (!s->vp)
+ goto end;
if ((duration = av_vorbis_parse_frame(s->vp, buf, buf_size)) >= 0)
s1->duration = duration;
--
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