diff -urN linux-2.4.21-rc1-orig/drivers/video/vesafb.c linux-2.4.21-rc1/drivers/video/vesafb.c
--- linux-2.4.21-rc1-orig/drivers/video/vesafb.c	2002-11-28 23:53:15.000000000 +0000
+++ linux-2.4.21-rc1/drivers/video/vesafb.c	2003-04-30 08:32:02.000000000 +0100
@@ -520,7 +520,7 @@
 	video_width         = screen_info.lfb_width;
 	video_height        = screen_info.lfb_height;
 	video_linelength    = screen_info.lfb_linelength;
-	video_size          = screen_info.lfb_size * 65536;
+	video_size          = screen_info.lfb_width * screen_info.lfb_height * video_bpp / 8;
 	video_visual = (video_bpp == 8) ?
 		FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;