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Input: keyspan-remote - refactor endpoint lookup

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Use the common USB helper for looking up interrupt-in endpoints instead
of open coding.

Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260330095948.1663141-2-johan@kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Johan Hovold 2026-03-30 11:59:45 +02:00 committed by Dmitry Torokhov
parent 734fd5ba78
commit a7675c1f1f
1 changed files with 2 additions and 20 deletions
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22
drivers/input/misc/keyspan_remote.c
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@ -420,24 +420,6 @@ static void keyspan_close(struct input_dev *dev)
usb_kill_urb(remote->irq_urb);
}
static struct usb_endpoint_descriptor *keyspan_get_in_endpoint(struct usb_host_interface *iface)
{
struct usb_endpoint_descriptor *endpoint;
int i;
for (i = 0; i < iface->desc.bNumEndpoints; ++i) {
endpoint = &iface->endpoint[i].desc;
if (usb_endpoint_is_int_in(endpoint)) {
/* we found our interrupt in endpoint */
return endpoint;
}
}
return NULL;
}
/*
* Routine that sets up the driver to handle a specific USB device detected on the bus.
*/
@ -449,8 +431,8 @@ static int keyspan_probe(struct usb_interface *interface, const struct usb_devic
struct input_dev *input_dev;
int i, error;
endpoint = keyspan_get_in_endpoint(interface->cur_altsetting);
if (!endpoint)
error = usb_find_int_in_endpoint(interface->cur_altsetting, &endpoint);
if (error)
return -ENODEV;
remote = kzalloc_obj(*remote);