10l

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@15819 b3059339-0415-0410-9bf9-f77b7e298cf2

libmpdemux/demux_vqf.c

@@ -16,7 +16,8 @@ int demux_probe_vqf(demuxer_t* demuxer)
   char buf[KEYWORD_BYTES];
   stream_t *s;
   s = demuxer->stream;
-  stream_read(s,buf,KEYWORD_BYTES);
+  if(stream_read(s,buf,KEYWORD_BYTES)!=KEYWORD_BYTES)
+    return 0;
   if(memcmp(buf,"TWIN",KEYWORD_BYTES)==0) return 1; /*version: 97012000*/
   return 0;
 }