From a32dbf2aed3bb720a28141e1e84284ade3969a49 Mon Sep 17 00:00:00 2001
From: Andreas Cadhalpun <andreas.cadhalpun@googlemail.com>
Date: Wed, 6 Jan 2016 21:09:19 +0100
Subject: [PATCH] asfdec: break if EOF is reached after asf_read_packet_header
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asf_read_payload can unset eof_reached, so check it also before calling
that function.

This fixes infinite loops.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Alexandra Hájková <alexandra@khirnov.net>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
---
 libavformat/asfdec.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c
index 90a1df4c6a..460df2aeaf 100644
--- a/libavformat/asfdec.c
+++ b/libavformat/asfdec.c
@@ -1425,6 +1425,8 @@ static int asf_read_packet(AVFormatContext *s, AVPacket *pkt)
     while (!pb->eof_reached) {
         if (asf->state == PARSE_PACKET_HEADER) {
             asf_read_packet_header(s);
+            if (pb->eof_reached)
+                break;
             if (!asf->nb_mult_left)
                 asf->state = READ_SINGLE;
             else