Paper/patches/server/0409-Prevent-teleporting-dead-entities.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Tue, 3 Mar 2020 05:26:40 +0000
Subject: [PATCH] Prevent teleporting dead entities


diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 59d80414bf8fbf490d9e174a33860f035df3a8ac..d5b7a909a26135abce682c062cedd9b2de0239d0 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -1558,6 +1558,13 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
     }
 
     private void internalTeleport(double d0, double d1, double d2, float f, float f1, Set<ClientboundPlayerPositionPacket.RelativeArgument> set, boolean flag) {
+        // Paper start
+        if (player.isRemoved()) {
+            LOGGER.info("Attempt to teleport removed player {} restricted", player.getScoreboardName());
+            if (server.isDebugging()) io.papermc.paper.util.TraceUtil.dumpTraceForThread("Attempt to teleport removed player");
+            return;
+        }
+        // Paper end
         // CraftBukkit start
         if (Float.isNaN(f)) {
             f = 0;