Index: src/router/httpd/modules/broadcom.c
===================================================================
--- src/router/httpd/modules/broadcom.c	(revision 18865)
+++ src/router/httpd/modules/broadcom.c	(revision 18869)
@@ -1475,8 +1475,10 @@
 		eval("erase", "nvram");
 #endif
-		nvram_set("sv_restore_defaults", "1");
 #ifdef HAVE_BUFFALO_SA
 		if(region_sa)
+		{
+			nvram_set("sv_restore_defaults", "1");
 			nvram_set("region", "SA");
+		}
 #endif
 		sys_commit();