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Commit 9fdc1c6f authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
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USB: uss720: add debug endpoint-type check 



Use the new endpoint helpers to lookup the interrupt-in endpoint,
and only print the corresponding debugging information in case it is
found.

Note that the descriptors are searched in reverse order to avoid any
regressions.

Signed-off-by: default avatarJohan Hovold <johan@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent aac96ef9

drivers/usb/misc/uss720.c

+6 −4
Original line number Diff line number Diff line
@@ -689,7 +689,7 @@ static int uss720_probe(struct usb_interface *intf, 
{

	struct usb_device *usbdev = usb_get_dev(interface_to_usbdev(intf));

	struct usb_host_interface *interface;

	struct usb_host_endpoint *endpoint;

	struct usb_endpoint_descriptor *epd;

	struct parport_uss720_private *priv;

	struct parport *pp;

	unsigned char reg;
@@ -740,9 +740,11 @@ static int uss720_probe(struct usb_interface *intf, 
	get_1284_register(pp, 0, &reg, GFP_KERNEL);

	dev_dbg(&intf->dev, "reg: %7ph\n", priv->reg);



	endpoint = &interface->endpoint[2];

	i = usb_find_last_int_in_endpoint(interface, &epd);

	if (!i) {

		dev_dbg(&intf->dev, "epaddr %d interval %d\n",

		endpoint->desc.bEndpointAddress, endpoint->desc.bInterval);

				epd->bEndpointAddress, epd->bInterval);

	}

	parport_announce_port(pp);



	usb_set_intfdata(intf, pp);