[FFmpeg-cvslog] r18961 - trunk/libavformat/mpegts.c

[bcoudurier]

Author: bcoudurier
Date: Wed May 27 02:46:20 2009
New Revision: 18961

Log:
check that len is not negative

Modified:
   trunk/libavformat/mpegts.c

Modified: trunk/libavformat/mpegts.c
==============================================================================
--- trunk/libavformat/mpegts.c	Wed May 27 02:44:00 2009	(r18960)
+++ trunk/libavformat/mpegts.c	Wed May 27 02:46:20 2009	(r18961)
@@ -892,6 +892,8 @@ static void mpegts_push_data(MpegTSFilte
             /* PES packing parsing */
         case MPEGTS_PESHEADER_FILL:
             len = pes->pes_header_size - pes->data_index;
+            if (len < 0)
+                return
             if (len > buf_size)
                 len = buf_size;
             memcpy(pes->header + pes->data_index, p, len);