USB: serial: set drain delay at port probe

The port drain delay is constant and should be set at port probe rather
than open.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c
index ddf6c47..4abac28 100644
--- a/drivers/usb/serial/spcp8x5.c
+++ b/drivers/usb/serial/spcp8x5.c
@@ -169,6 +169,8 @@
 
 	usb_set_serial_port_data(port, priv);
 
+	port->port.drain_delay = 256;
+
 	return 0;
 }
 
@@ -411,8 +413,6 @@
 	if (tty)
 		spcp8x5_set_termios(tty, port, NULL);
 
-	port->port.drain_delay = 256;
-
 	return usb_serial_generic_open(tty, port);
 }