Use the new endpoint helpers to lookup the required interrupt-in
endpoint.
Signed-off-by: Johan Hovold <[email protected]>
---
drivers/usb/misc/yurex.c | 15 ++++-----------
1 file changed, 4 insertions(+), 11 deletions(-)
diff --git a/drivers/usb/misc/yurex.c b/drivers/usb/misc/yurex.c
index 54e53ac4c08f..9853df669b0f 100644
--- a/drivers/usb/misc/yurex.c
+++ b/drivers/usb/misc/yurex.c
@@ -195,7 +195,6 @@ 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);
/* allocate memory for our device state and initialize it */
@@ -212,22 +211,16 @@ 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;
+ retval = usb_find_int_in_endpoint(iface_desc, &endpoint);
+ if (retval) {
dev_err(&interface->dev, "Could not find endpoints\n");
goto error;
}
+ dev->int_in_endpointAddr = endpoint->bEndpointAddress;
/* allocate control URB */
+ retval = -ENOMEM;
dev->cntl_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!dev->cntl_urb)
goto error;
--
2.12.0
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