USB: add a pl2303 device id

As reported by Ken A Scott <kscott9@sent.com>

Cc: Ken A Scott <kscott9@sent.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/serial/pl2303.c

@@ -57,6 +57,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_PHAROS) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_ALDIGA) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MMX) },
+	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_GPRS) },
 	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) },
 	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID_RSAQ5) },
 	{ USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID) },

drivers/usb/serial/pl2303.h

@@ -15,6 +15,7 @@
 #define PL2303_PRODUCT_ID_RSAQ3		0xaaa2
 #define PL2303_PRODUCT_ID_ALDIGA	0x0611
 #define PL2303_PRODUCT_ID_MMX		0x0612
+#define PL2303_PRODUCT_ID_GPRS		0x0609
 
 #define ATEN_VENDOR_ID		0x0557
 #define ATEN_VENDOR_ID2		0x0547