Input: gtco - fix extra-descriptor debug message

Make sure to use the current altsetting when printing size of any extra
descriptors of the interface.

Also fix the s/endpoint/interface/ mixup in the message itself.

Signed-off-by: Johan Hovold <[email protected]>
Acked-by: Vladis Dronov <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Dmitry Torokhov <[email protected]>

Author: jhovold

drivers/input/tablet/gtco.c

@@ -892,7 +892,8 @@ static int gtco_probe(struct usb_interface *usbinterface,
 	if (usb_endpoint_xfer_int(endpoint))
 		dev_dbg(&usbinterface->dev, "endpoint: we have interrupt endpoint\n");
 
-	dev_dbg(&usbinterface->dev, "endpoint extra len:%d\n", usbinterface->altsetting[0].extralen);
+	dev_dbg(&usbinterface->dev, "interface extra len:%d\n",
+		usbinterface->cur_altsetting->extralen);
 
 	/*
 	 * Find the HID descriptor so we can find out the size of the