From 55564fda1d119bbbec46c0af98af96c30f37a355 Mon Sep 17 00:00:00 2001
From: Alexander Morozov <lk4d4math@gmail.com>
Date: Mon, 15 Aug 2016 13:59:12 -0700
Subject: [PATCH] network: fix race in read access to map

Signed-off-by: Alexander Morozov <lk4d4math@gmail.com>
---
 libnetwork/network.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libnetwork/network.go b/libnetwork/network.go
index 5c83bef903..ffdc232486 100644
--- a/libnetwork/network.go
+++ b/libnetwork/network.go
@@ -1110,8 +1110,8 @@ func (n *network) getSvcRecords(ep *endpoint) []etchosts.Record {
 	epName := ep.Name()
 
 	n.ctrlr.Lock()
+	defer n.ctrlr.Unlock()
 	sr, _ := n.ctrlr.svcRecords[n.id]
-	n.ctrlr.Unlock()
 
 	for h, ip := range sr.svcMap {
 		if strings.Split(h, ".")[0] == epName {