--- ./src/cairo-directfb-surface.c	2009-02-13 11:08:39.000000000 +0100
+++ ./src/cairo-directfb-surface.c	2010-04-05 19:36:00.122823262 +0200
@@ -1439,6 +1439,7 @@
 	cache = scaled_font->surface_private;
 	x = cache->x;
 	y = cache->y;
+    h = cache->height;
     }
 
     for (i = 0; i < num_glyphs; i++) {