Guard against wrong packet types being passed into AddNewClient.

Actually, the exception handler seems to be a valid execution
path here, this needs some love.

1 files changed, 2 insertions, 0 deletions

diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
index 570ebe9..321c2ff 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
@@ -380,6 +380,8 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             //Slave regions don't accept new clients
             if (m_localScene.Region_Status != RegionStatus.SlaveScene)
             {
+                                if (!(packet is UseCircuitCodePacket))
+                                        return;
                 UseCircuitCodePacket useCircuit = (UseCircuitCodePacket) packet;
                 lock (clientCircuits)
                 {