Activate serial device interface only at the very end of IRP_MN_START_DEVICE

Modified: trunk/reactos/drivers/dd/serial/pnp.c

--- trunk/reactos/drivers/dd/serial/pnp.c	2006-01-20 17:29:50 UTC (rev 20953)
+++ trunk/reactos/drivers/dd/serial/pnp.c	2006-01-20 17:41:59 UTC (rev 20954)
@@ -242,15 +242,6 @@

 		return Status;
 	}
 

-	/* Activate serial interface */
-	Status = IoSetDeviceInterfaceState(&DeviceExtension->SerialInterfaceName, TRUE);
-	if (!NT_SUCCESS(Status))
-	{
-		DPRINT("Serial: IoSetDeviceInterfaceState() failed with status 0x%08x\n", Status);
-		IoDeleteSymbolicLink(&LinkName);
-		return Status;
-	}
-

 	/* Connect interrupt and enable them */
 	Status = IoConnectInterrupt(
 		&DeviceExtension->Interrupt, SerialInterruptService,
@@ -289,6 +280,10 @@

 	DeviceExtension->MCR |= SR_MCR_DTR | SR_MCR_RTS;
 	WRITE_PORT_UCHAR(SER_MCR(ComPortBase), DeviceExtension->MCR);
 

+	/* Activate serial interface */
+	IoSetDeviceInterfaceState(&DeviceExtension->SerialInterfaceName, TRUE);
+	/* We don't really care if the call succeeded or not... */
+

 	return STATUS_SUCCESS;
 }