Commit 499841e6 authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
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USB: yurex: refactor endpoint retrieval 



Use the new endpoint helpers to lookup the required interrupt-in
endpoint.

Signed-off-by: default avatarJohan Hovold <johan@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 9fdc1c6f

drivers/usb/misc/yurex.c

+5 −11
Original line number Diff line number Diff line
@@ -195,8 +195,8 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ 
	struct usb_host_interface *iface_desc;

	struct usb_endpoint_descriptor *endpoint;

	int retval = -ENOMEM;

	int i;

	DEFINE_WAIT(wait);

	int res;



	/* allocate memory for our device state and initialize it */

	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
@@ -212,20 +212,14 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ 


	/* set up the endpoint information */

	iface_desc = interface->cur_altsetting;

	for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) {

		endpoint = &iface_desc->endpoint[i].desc;



		if (usb_endpoint_is_int_in(endpoint)) {

			dev->int_in_endpointAddr = endpoint->bEndpointAddress;

			break;

		}

	}

	if (!dev->int_in_endpointAddr) {

		retval = -ENODEV;

	res = usb_find_int_in_endpoint(iface_desc, &endpoint);

	if (res) {

		dev_err(&interface->dev, "Could not find endpoints\n");

		retval = res;

		goto error;

	}



	dev->int_in_endpointAddr = endpoint->bEndpointAddress;



	/* allocate control URB */

	dev->cntl_urb = usb_alloc_urb(0, GFP_KERNEL);