From e9d2ce49f0e8c2b0e2a58e206c48dc941bfa7763 Mon Sep 17 00:00:00 2001
From: Sebastian Zagrodzki <sebek@zagrodzki.net>
Date: Mon, 13 Feb 2017 03:17:29 +0100
Subject: [PATCH] Add missing attach.

---
 usb/endpoint.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/usb/endpoint.go b/usb/endpoint.go
index 6247ffa..9ae4005 100644
--- a/usb/endpoint.go
+++ b/usb/endpoint.go
@@ -66,6 +66,7 @@ func (e *endpoint) transfer(buf []byte, timeout time.Duration) (int, error) {
 	if err != nil {
 		return 0, err
 	}
+	t.attach(e.Device.handle)
 	defer t.free()
 
 	if err := t.submit(); err != nil {