usb: option: Add support for FS040U modem

FS040U modem is manufactured by omega, and sold by Fujisoft. This patch
adds ID of the modem to use option1 driver. Interface 3 is used as
qmi_wwan, so the interface is ignored.

Signed-off-by: Yoshiaki Okamoto <yokamoto@allied-telesis.co.jp>
Signed-off-by: Hiroyuki Yamamoto <hyamamo@allied-telesis.co.jp>
Cc: stable <stable@vger.kernel.org>
Acked-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index b6320e3..5db8ed5 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -380,6 +380,9 @@ static void option_instat_callback(struct urb *urb);
 #define FOUR_G_SYSTEMS_PRODUCT_W14		0x9603
 #define FOUR_G_SYSTEMS_PRODUCT_W100		0x9b01
 
+/* Fujisoft products */
+#define FUJISOFT_PRODUCT_FS040U			0x9b02
+
 /* iBall 3.5G connect wireless modem */
 #define IBALL_3_5G_CONNECT			0x9605
 
@@ -1894,6 +1897,8 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE(LONGCHEER_VENDOR_ID, FOUR_G_SYSTEMS_PRODUCT_W100),
 	  .driver_info = (kernel_ulong_t)&four_g_w100_blacklist
 	},
+	{USB_DEVICE(LONGCHEER_VENDOR_ID, FUJISOFT_PRODUCT_FS040U),
+	 .driver_info = (kernel_ulong_t)&net_intf3_blacklist},
 	{ USB_DEVICE_INTERFACE_CLASS(LONGCHEER_VENDOR_ID, SPEEDUP_PRODUCT_SU9800, 0xff) },
 	{ USB_DEVICE_INTERFACE_CLASS(LONGCHEER_VENDOR_ID, 0x9801, 0xff),
 	  .driver_info = (kernel_ulong_t)&net_intf3_blacklist },