--- mesa/src/mesa/drivers/dri/i965/brw_tex_layout.c	2006-11-16 14:35:13.000000000 +0800
+++ mesa-fix/src/mesa/drivers/dri/i965/brw_tex_layout.c	2006-11-20 09:41:54.000000000 +0800
@@ -138,7 +138,7 @@ GLboolean brw_miptree_layout( struct int
 	 
 	 /* Layout_below: step right after second mipmap.
 	  */
-	 if (level == mt->first_level + 1) {
+	 if (level == mt->first_level + 1 && mt->pitch > 4) {
 	    x += mt->pitch / 2;
 	    x = (x + 3) & ~ 3;
 	 }