From 0676a56352b4d6e6be2ee7a502086734f149f51c Mon Sep 17 00:00:00 2001
From: Tim Young <tim.young@lightsys.org>
Date: Wed, 28 Jun 2017 11:41:48 -0500
Subject: [PATCH] Minor bug if SSID was null.  We were comparing with "" to see
 if it was empty, but null != "".  So we also compare with null now.

---
 EduNetworkBuilder/NetworkLink.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/EduNetworkBuilder/NetworkLink.cs b/EduNetworkBuilder/NetworkLink.cs
index 1a25414..7ac62b7 100644
--- a/EduNetworkBuilder/NetworkLink.cs
+++ b/EduNetworkBuilder/NetworkLink.cs
@@ -205,6 +205,10 @@ namespace EduNetworkBuilder
                 {
                     if (sNic.WirelessKey != dNic.WirelessKey)
                         deleteme = true;
+                    if (sNic.SSID == "" || sNic.SSID == null) //if no SSID set
+                        deleteme = true;
+                    if (dNic.SSID == "" || dNic.SSID == null) //if no SSID set
+                        deleteme = true;
                     if (sNic.SSID != dNic.SSID)
                         deleteme = true;
                     if (LinkDistance() > NB.WirelessMaxUnsuccessfulLink)