From c9c4d65c2cf9c3dff1612ff80dc542a270bbdb4a Mon Sep 17 00:00:00 2001
From: Michael Vines <mvines@gmail.com>
Date: Wed, 29 Jul 2015 16:21:02 -0700
Subject: [PATCH] Set errorFired flag on timeout

An 'error' callback can occur after the setTimeout() fires in rare occasions,
which should be ignored to prevent multiple error callbacks.
---
 lib/ntp-client.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/ntp-client.js b/lib/ntp-client.js
index 4b9a840..e4db7a2 100644
--- a/lib/ntp-client.js
+++ b/lib/ntp-client.js
@@ -50,6 +50,7 @@
         var timeout = setTimeout(function () {
             client.close();
             callback("Timeout waiting for NTP response.", null);
+            errorFired = true;
         }, exports.ntpReplyTimeout);
 
         // Some errors can happen before/after send() or cause send() to was impossible.