diff --git a/[refs] b/[refs]
index e59153ee8809..8cb9d2611afb 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a59048d46303c4146993c37f51ed97a760fc4c0a
+refs/heads/master: 437f375f262417b484f28007c3e8d21bd01d0e01
diff --git a/trunk/drivers/usb/gadget/serial.c b/trunk/drivers/usb/gadget/serial.c
index afdf71f76f7e..a2a1ebc947d2 100644
--- a/trunk/drivers/usb/gadget/serial.c
+++ b/trunk/drivers/usb/gadget/serial.c
@@ -1470,6 +1470,12 @@ static void /* __init_or_exit */ gs_unbind(struct usb_gadget *gadget)
 			dev->dev_ctrl_req = NULL;
 		}
 		gs_free_ports(dev);
+		if (dev->dev_notify_ep)
+			usb_ep_disable(dev->dev_notify_ep);
+		if (dev->dev_in_ep)
+			usb_ep_disable(dev->dev_in_ep);
+		if (dev->dev_out_ep)
+			usb_ep_disable(dev->dev_out_ep);
 		kfree(dev);
 		set_gadget_data(gadget, NULL);
 	}