Index: VirtualBox-5.1.2/src/VBox/Devices/PC/vbox.dsl
===================================================================
--- VirtualBox-5.1.2.orig/src/VBox/Devices/PC/vbox.dsl
+++ VirtualBox-5.1.2/src/VBox/Devices/PC/vbox.dsl
@@ -1179,7 +1179,7 @@ DefinitionBlock ("DSDT.aml", "DSDT", 1,
Device (SMC)
{
Name (_HID, EisaId ("APP0001"))
- Name (_CID, "smc-napa")
+ Name (_CID, "smcnapa")
Method (_STA, 0, NotSerialized)