USB: serial: add symbol serial driver

This is for the Symbol 6608 barcode scanner in a fake "HID" mode.

Thanks to Dalibor Grgec for working with me to get this to start to work
properly.

Cc: Dalibor Grgec <dalibor.grgec@zemris.fer.hr>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig
index b361f05..dbc0781 100644
--- a/drivers/usb/serial/Kconfig
+++ b/drivers/usb/serial/Kconfig
@@ -515,6 +515,15 @@
 	  To compile this driver as a module, choose M here: the
 	  module will be called sierra.
 
+config USB_SERIAL_SYMBOL
+	tristate "USB Symbol Barcode driver (serial mode)"
+	help
+	  Say Y here if you want to use a Symbol USB Barcode device
+	  in serial emulation mode.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called symbolserial.
+
 config USB_SERIAL_TI
 	tristate "USB TI 3410/5052 Serial Driver"
 	help