diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c
index d42cd1d036bdf2164dedb36a0147608803acec2e..d1e36941c9249dd1ec008b80cd11356aa3c520a7 100644
--- a/drivers/usb/gadget/function/f_ncm.c
+++ b/drivers/usb/gadget/function/f_ncm.c
@@ -890,7 +890,7 @@ static int ncm_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
 		if (alt > 1)
 			goto fail;
 
-		if (ncm->port.in_ep->enabled) {
+		if (ncm->netdev) {
 			DBG(cdev, "reset ncm\n");
 			ncm->timer_stopping = true;
 			ncm->netdev = NULL;
@@ -1370,7 +1370,7 @@ static void ncm_disable(struct usb_function *f)
 
 	DBG(cdev, "ncm deactivated\n");
 
-	if (ncm->port.in_ep->enabled) {
+	if (ncm->netdev) {
 		ncm->timer_stopping = true;
 		ncm->netdev = NULL;
 		gether_disconnect(&ncm->port);