Signed-off-by: Luiz Fernando N. Capitulino <lcapitulino@mandriva.com.br>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
 
        endpoint = &desc->endpoint[0].desc;
 
-       /* Output endpoint? Curiouser and curiouser.. */
-       if (!(endpoint->bEndpointAddress & USB_DIR_IN))
-               goto descriptor_error;
-
-       /* If it's not an interrupt endpoint, we'd better punt! */
-       if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-                       != USB_ENDPOINT_XFER_INT)
+       /* If it's not an interrupt in endpoint, we'd better punt! */
+       if (!usb_endpoint_is_int_in(endpoint))
                goto descriptor_error;
 
        /* We found a hub */