staging: vt6656: main_usb.c correct pDevice->pControlURB goto

Correct goto of patch
staging: vt6656: make pControlURB available life time of driver.

Which should free_netdev.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vt6656/main_usb.c

@@ -710,7 +710,7 @@ vt6656_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	pDevice->pControlURB = usb_alloc_urb(0, GFP_ATOMIC);
 	if (!pDevice->pControlURB) {
 		DBG_PRT(MSG_LEVEL_ERR, KERN_ERR"Failed to alloc control urb\n");
-		goto err_nomem;
+		goto err_netdev;
 	}
 
 	pDevice->tx_80211 = device_dma0_tx_80211;