1 files changed, 6 insertions, 1 deletions
diff --git a/firmware/usbstack/drivers/device/usb_serial.c b/firmware/usbstack/drivers/device/usb_serial.c
index 578e9a1..c243821 100644
--- a/firmware/usbstack/drivers/device/usb_serial.c
+++ b/firmware/usbstack/drivers/device/usb_serial.c
@@ -25,7 +25,7 @@ static struct usb_dcd_controller_ops* ops;
 struct usb_device_driver usb_serial_driver = {
     .name =         "serial",
     .bind =         usb_serial_driver_bind,
-    .unbind =       NULL,
+    .unbind =       usb_serial_driver_unbind,
     .request =      usb_serial_driver_request,
     .suspend =      NULL,
     .resume =       NULL,
@@ -212,6 +212,11 @@ autoconf_fail:
     return -EOPNOTSUPP;
 }
 
+void usb_serial_driver_unbind(void) {
+
+    /* disable endpoints... */
+}
+
 int usb_serial_driver_request(struct usb_ctrlrequest* request)
 {
     int ret = -EOPNOTSUPP;