From 92b39790edb920036f0317924781eb447dbbe47e Mon Sep 17 00:00:00 2001
From: Vincent Batts <vbatts@redhat.com>
Date: Fri, 22 Nov 2013 14:28:49 -0500
Subject: [PATCH] fix the nil pointer panic on closing a disabled network
 manager Issue #2768 Upstream-commit: ef14aaf627377b24edb55fe2080e10f748c0e444
 Component: engine

---
 components/engine/network.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/components/engine/network.go b/components/engine/network.go
index 3864cca8cd..1397de0557 100644
--- a/components/engine/network.go
+++ b/components/engine/network.go
@@ -661,6 +661,9 @@ func (manager *NetworkManager) Allocate() (*NetworkInterface, error) {
 }
 
 func (manager *NetworkManager) Close() error {
+	if manager.disabled {
+		return nil
+	}
 	err1 := manager.tcpPortAllocator.Close()
 	err2 := manager.udpPortAllocator.Close()
 	err3 := manager.ipAllocator.Close()