Don't fire PlayerPortalEvent when we don't have a target

CraftBukkit-Patches/0146-Don-t-fire-PlayerPortalEvent-when-we-don-t-have-a-ta.patch

@@ -0,0 +1,26 @@
+From 9bb3098ad4fb9a1bcdf99d80aeaf3b8d32971703 Mon Sep 17 00:00:00 2001
+From: Thinkofdeath <thinkofdeath@spigotmc.org>
+Date: Sun, 11 May 2014 11:24:20 +0100
+Subject: [PATCH] Don't fire PlayerPortalEvent when we don't have a target
+
+
+diff --git a/src/main/java/net/minecraft/server/PlayerList.java b/src/main/java/net/minecraft/server/PlayerList.java
+index a4a59ee..355e589 100644
+--- a/src/main/java/net/minecraft/server/PlayerList.java
++++ b/src/main/java/net/minecraft/server/PlayerList.java
+@@ -609,6 +609,12 @@ public abstract class PlayerList {
+         }
+ 
+         TravelAgent agent = exit != null ? (TravelAgent) ((CraftWorld) exit.getWorld()).getHandle().getTravelAgent() : org.bukkit.craftbukkit.CraftTravelAgent.DEFAULT; // return arbitrary TA to compensate for implementation dependent plugins
++        // Spigot start
++        if ( exit == null )
++        {
++            return;
++        }
++        // Spigot
+         PlayerPortalEvent event = new PlayerPortalEvent(entityplayer.getBukkitEntity(), enter, exit, agent, cause);
+         event.useTravelAgent(useTravelAgent);
+         Bukkit.getServer().getPluginManager().callEvent(event);
+-- 
+1.9.1
+