From 305fe5c372f973db3130871e7514b531487a9891 Mon Sep 17 00:00:00 2001
From: Nick Genovese <ngenovese@pepperdash.com>
Date: Thu, 28 May 2020 14:02:43 -0400
Subject: [PATCH] added check when adding sink device for if the device is
 actually a sink

---
 .../Routing/IRoutingInputsExtensions.cs                        | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/essentials-framework/Essentials Core/PepperDashEssentialsBase/Routing/IRoutingInputsExtensions.cs b/essentials-framework/Essentials Core/PepperDashEssentialsBase/Routing/IRoutingInputsExtensions.cs
index 4ff9f123..aeb08088 100644
--- a/essentials-framework/Essentials Core/PepperDashEssentialsBase/Routing/IRoutingInputsExtensions.cs	
+++ b/essentials-framework/Essentials Core/PepperDashEssentialsBase/Routing/IRoutingInputsExtensions.cs	
@@ -152,7 +152,8 @@ namespace PepperDash.Essentials.Core
 				if (outputPortToUse == null)
 				{
 					// it's a sink device
-					routeTable.Routes.Add(new RouteSwitchDescriptor(goodInputPort));
+                    if (destination is IRoutingSinkWithSwitching)
+                        routeTable.Routes.Add(new RouteSwitchDescriptor(goodInputPort));
 				}
 				else if (destination is IRouting)
 				{