diff --git a/second/bank.c b/second/bank.c
index b632038..72cd55d 100644
--- a/second/bank.c
+++ b/second/bank.c
@@ -221,6 +221,8 @@ int logical2physical(unsigned long logical, unsigned long *physical)
 	}
 
 	return MMU030_logical2physical(logical, physical);
+#else
+	return 0;
 #endif
 }