diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c
index e4eb666c6eea..b8277285795c 100644
--- a/drivers/net/wireless/ath/carl9170/usb.c
+++ b/drivers/net/wireless/ath/carl9170/usb.c
@@ -1120,6 +1120,7 @@ static void carl9170_usb_disconnect(struct usb_interface *intf)
 	carl9170_usb_cancel_urbs(ar);
 	carl9170_unregister(ar);
 
+	usb_put_intf(intf);
 	usb_set_intfdata(intf, NULL);
 
 	carl9170_release_firmware(ar);