From b4d2527caae36848b39f153c2c307ca0695a4571 Mon Sep 17 00:00:00 2001
From: Clemens Kirchgatterer <clemens@1541.org>
Date: Fri, 12 Aug 2016 13:03:45 +0200
Subject: [PATCH] fixed crash in mDNS destructor

---
 libraries/ESP8266mDNS/ESP8266mDNS.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libraries/ESP8266mDNS/ESP8266mDNS.cpp b/libraries/ESP8266mDNS/ESP8266mDNS.cpp
index 7b73bf4c0d..1576f4de5f 100644
--- a/libraries/ESP8266mDNS/ESP8266mDNS.cpp
+++ b/libraries/ESP8266mDNS/ESP8266mDNS.cpp
@@ -140,6 +140,10 @@ MDNSResponder::~MDNSResponder() {
     answer = 0;
   }
   _answers = 0;
+
+  if (_conn) {
+    _conn->unref();
+  }
 }
 
 bool MDNSResponder::begin(const char* hostName){