nfc: nfcmrvl: refactor endpoint lookup

Use the common USB helper for looking up bulk and interrupt endpoints
instead of open coding.

Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260330103655.1672331-2-johan@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/nfc/nfcmrvl/usb.c b/drivers/nfc/nfcmrvl/usb.c
index ac62358445bf8e08548ed4680541977f78a0f164..4babde8e4249bd6aac9c473b23f4ee295e7b030e 100644 (file)
--- a/drivers/nfc/nfcmrvl/usb.c
+++ b/drivers/nfc/nfcmrvl/usb.c
@@ -288,9 +288,9 @@ static int nfcmrvl_probe(struct usb_interface *intf,
 {
        struct nfcmrvl_usb_drv_data *drv_data;
        struct nfcmrvl_private *priv;
-       int i;
        struct usb_device *udev = interface_to_usbdev(intf);
        struct nfcmrvl_platform_data config;
+       int ret;
 
        /* No configuration for USB */
        memset(&config, 0, sizeof(config));
@@ -302,21 +302,9 @@ static int nfcmrvl_probe(struct usb_interface *intf,
        if (!drv_data)
                return -ENOMEM;
 
-       for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) {
-               struct usb_endpoint_descriptor *ep_desc;
-
-               ep_desc = &intf->cur_altsetting->endpoint[i].desc;
-
-               if (!drv_data->bulk_tx_ep &&
-                   usb_endpoint_is_bulk_out(ep_desc)) {
-                       drv_data->bulk_tx_ep = ep_desc;
-               } else if (!drv_data->bulk_rx_ep &&
-                          usb_endpoint_is_bulk_in(ep_desc)) {
-                       drv_data->bulk_rx_ep = ep_desc;
-               }
-       }
-
-       if (!drv_data->bulk_tx_ep || !drv_data->bulk_rx_ep)
+       ret = usb_find_common_endpoints(intf->cur_altsetting, &drv_data->bulk_rx_ep,
+                                       &drv_data->bulk_tx_ep, NULL, NULL);
+       if (ret)
                return -ENODEV;
 
        drv_data->udev = udev;