[FFmpeg-cvslog] r16978 - trunk/libavcodec/vp3.c

[alexc]

Author: alexc
Date: Tue Feb  3 23:59:47 2009
New Revision: 16978

Log:
VP3: Prevent stack corruption from an unset custom coding method.

Modified:
   trunk/libavcodec/vp3.c

Modified: trunk/libavcodec/vp3.c
==============================================================================
--- trunk/libavcodec/vp3.c	Tue Feb  3 23:12:06 2009	(r16977)
+++ trunk/libavcodec/vp3.c	Tue Feb  3 23:59:47 2009	(r16978)
@@ -742,6 +742,8 @@ static int unpack_modes(Vp3DecodeContext
         /* is it a custom coding scheme? */
         if (scheme == 0) {
             for (i = 0; i < 8; i++)
+                custom_mode_alphabet[i] = MODE_INTER_NO_MV;
+            for (i = 0; i < 8; i++)
                 custom_mode_alphabet[get_bits(gb, 3)] = i;
         }