diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index c4d1b19a2057..905ec6e30e59 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -4078,7 +4078,7 @@ static int btusb_probe(struct usb_interface *intf,
 
 	err = hci_register_dev(hdev);
 	if (err < 0)
-		goto out_free_dev;
+		goto err_release_siblings;
 
 	usb_set_intfdata(intf, data);
 
@@ -4087,6 +4087,15 @@ static int btusb_probe(struct usb_interface *intf,
 
 	return 0;
 
+err_release_siblings:
+	if (data->diag) {
+		usb_set_intfdata(data->diag, NULL);
+		usb_driver_release_interface(&btusb_driver, data->diag);
+	}
+	if (data->isoc) {
+		usb_set_intfdata(data->isoc, NULL);
+		usb_driver_release_interface(&btusb_driver, data->isoc);
+	}
 out_free_dev:
 	if (data->reset_gpio)
 		gpiod_put(data->reset_gpio);