From 4e5735f77429d11a3c981080d8f2177c86c2d929 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Reimar=20D=C3=B6ffinger?= <Reimar.Doeffinger@gmx.de>
Date: Tue, 7 Apr 2009 20:52:37 +0000
Subject: [PATCH] Error out also when reading nuv header returns with partial
 data and return AVERROR(EIO) then.

Originally committed as revision 18357 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/nuv.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavformat/nuv.c b/libavformat/nuv.c
index 9c139e8130..3339a74991 100644
--- a/libavformat/nuv.c
+++ b/libavformat/nuv.c
@@ -199,8 +199,8 @@ static int nuv_packet(AVFormatContext *s, AVPacket *pkt) {
         int copyhdrsize = ctx->rtjpg_video ? HDRSIZE : 0;
         uint64_t pos = url_ftell(pb);
         ret = get_buffer(pb, hdr, HDRSIZE);
-        if (ret <= 0)
-            return ret ? ret : -1;
+        if (ret < HDRSIZE)
+            return ret < 0 ? ret : AVERROR(EIO);
         frametype = hdr[0];
         size = PKTSIZE(AV_RL32(&hdr[8]));
         switch (frametype) {