From bd8201566d754384105923bb1fb3bb3a5c08cc8b Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michael@niedermayer.cc>
Date: Thu, 30 Mar 2017 22:55:28 +0200
Subject: [PATCH] avformat/libopenmpt: Check for avio_size() failure

Fixes CID1396850

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavformat/libopenmpt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/libopenmpt.c b/libavformat/libopenmpt.c
index 35fd28f5f4..a7e385959a 100644
--- a/libavformat/libopenmpt.c
+++ b/libavformat/libopenmpt.c
@@ -73,7 +73,7 @@ static int read_header_openmpt(AVFormatContext *s)
     AVStream *st;
     OpenMPTContext *openmpt = s->priv_data;
     int64_t size = avio_size(s->pb);
-    if (!size)
+    if (size <= 0)
         return AVERROR_INVALIDDATA;
     char *buf = av_malloc(size);
     int ret;