[MPlayer-cvslog] r21853 - trunk/libass/ass_mp.c

[reimar]

Author: reimar
Date: Sun Jan  7 17:07:45 2007
New Revision: 21853

Modified:
   trunk/libass/ass_mp.c

Log:
Avoid invalid memory access in ass_process_subtitle for empty subtitles
with sub->lines <= 0


Modified: trunk/libass/ass_mp.c
==============================================================================
--- trunk/libass/ass_mp.c	(original)
+++ trunk/libass/ass_mp.c	Sun Jan  7 17:07:45 2007
@@ -175,7 +175,7 @@
 	for (j = 0; j < sub->lines; ++j)
 		p += snprintf(p, end - p, "%s\\N", sub->text[j]);
 
-	p-=2; // remove last ' '
+	if (sub->lines > 0) p-=2; // remove last "\N"
 	*p = 0;
 
 	if (check_duplicate_plaintext_event(track)) {