r8152: add Linksys USB3GIGV1 id

BugLink: http://bugs.launchpad.net/bugs/1768474

commit 90841047 upstream.

This linksys dongle by default comes up in cdc_ether mode.
This patch allows r8152 to claim the device:
   Bus 002 Device 002: ID 13b1:0041 Linksys
Signed-off-by: Grant Grundler <grundler@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
[krzk: Rebase on v4.4]
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Juerg Haefliger <juergh@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>

drivers/net/usb/cdc_ether.c

@@ -461,6 +461,7 @@ static const struct driver_info wwan_info = {
 #define REALTEK_VENDOR_ID	0x0bda
 #define SAMSUNG_VENDOR_ID	0x04e8
 #define LENOVO_VENDOR_ID	0x17ef
+#define LINKSYS_VENDOR_ID	0x13b1
 #define NVIDIA_VENDOR_ID	0x0955
 #define HP_VENDOR_ID		0x03f0
 
@@ -650,6 +651,15 @@ static const struct usb_device_id	products[] = {
 	.driver_info = 0,
 },
 
+#if IS_ENABLED(CONFIG_USB_RTL8152)
+/* Linksys USB3GIGV1 Ethernet Adapter */
+{
+	USB_DEVICE_AND_INTERFACE_INFO(LINKSYS_VENDOR_ID, 0x0041, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),
+	.driver_info = 0,
+},
+#endif
+
 /* Lenovo Thinkpad USB 3.0 Ethernet Adapters (based on Realtek RTL8153) */
 {
 	USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x7205, USB_CLASS_COMM,

drivers/net/usb/r8152.c

@@ -513,6 +513,7 @@ enum rtl8152_flags {
 #define VENDOR_ID_REALTEK		0x0bda
 #define VENDOR_ID_SAMSUNG		0x04e8
 #define VENDOR_ID_LENOVO		0x17ef
+#define VENDOR_ID_LINKSYS		0x13b1
 #define VENDOR_ID_NVIDIA		0x0955
 
 #define MCU_TYPE_PLA			0x0100
@@ -4461,6 +4462,7 @@ static struct usb_device_id rtl8152_table[] = {
 	{REALTEK_USB_DEVICE(VENDOR_ID_SAMSUNG, 0xa101)},
 	{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO,  0x7205)},
 	{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO,  0x304f)},
+	{REALTEK_USB_DEVICE(VENDOR_ID_LINKSYS, 0x0041)},
 	{REALTEK_USB_DEVICE(VENDOR_ID_NVIDIA,  0x09ff)},
 	{}
 };