diff --git a/sys/kern/device_if.m b/sys/kern/device_if.m
--- a/sys/kern/device_if.m
+++ b/sys/kern/device_if.m
@@ -69,7 +69,7 @@
 
 	static void * null_register(device_t dev)
 	{
-		return NULL;
+	    return NULL;
 	}
 };