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media: si470x-usb: 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>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
This commit is contained in:
Johan Hovold
2026-03-30 12:11:36 +02:00
committed by Hans Verkuil
parent 237b133817
commit 99feb05904
1 changed files with 3 additions and 8 deletions
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11
drivers/media/radio/si470x/radio-si470x-usb.c
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@@ -565,8 +565,7 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
{
struct si470x_device *radio;
struct usb_host_interface *iface_desc;
struct usb_endpoint_descriptor *endpoint;
int i, int_end_size, retval;
int int_end_size, retval;
unsigned char version_warning = 0;
/* private data allocation and initialization */
@@ -595,12 +594,8 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
iface_desc = intf->cur_altsetting;
/* Set up interrupt endpoint information. */
for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
endpoint = &iface_desc->endpoint[i].desc;
if (usb_endpoint_is_int_in(endpoint))
radio->int_in_endpoint = endpoint;
}
if (!radio->int_in_endpoint) {
retval = usb_find_int_in_endpoint(iface_desc, &radio->int_in_endpoint);
if (retval) {
dev_info(&intf->dev, "could not find interrupt in endpoint\n");
retval = -EIO;
goto err_usbbuf;