From a3a0b5bd0aaae314619d5b41fb918aacd908a5ae Mon Sep 17 00:00:00 2001
From: Dale Curtis <dalecurtis@chromium.org>
Date: Tue, 28 Nov 2017 13:44:49 -0800
Subject: avformat/oggparseopus: Free opus extradata before reallocating.

Otherwise ff_alloc_extradata() just leaks any existing allocated
memory.

Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavformat/oggparseopus.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'libavformat')

diff --git a/libavformat/oggparseopus.c b/libavformat/oggparseopus.c
index f45ad84874..cd34cf23ba 100644
--- a/libavformat/oggparseopus.c
+++ b/libavformat/oggparseopus.c
@@ -62,6 +62,7 @@ static int opus_header(AVFormatContext *avf, int idx)
         /*gain                = AV_RL16(packet + 16);*/
         /*channel_map         = AV_RL8 (packet + 18);*/
 
+        av_freep(&st->codecpar->extradata);
         if (ff_alloc_extradata(st->codecpar, os->psize))
             return AVERROR(ENOMEM);
 
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