--- zzzz-none-000/linux-2.6.39.4/drivers/char/agp/ati-agp.c	2011-08-03 19:43:28.000000000 +0000
+++ puma6-atom-6490-729/linux-2.6.39.4/drivers/char/agp/ati-agp.c	2021-11-10 13:38:14.000000000 +0000
@@ -69,7 +69,7 @@
 		readl(page_map->remapped+i);	/* PCI Posting. */
 	}
 
-	return 0;
+	return err;
 }