Paper/Spigot-Server-Patches/0169-Don-t-allow-entities-to-ride-themselves-572.patch

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From 55d44b2de264f4b08c1ee8ccdb61f3b4b3b6eaeb Mon Sep 17 00:00:00 2001
From: Alfie Cleveland <alfeh@me.com>
Date: Sun, 8 Jan 2017 04:31:36 +0000
Subject: [PATCH] Don't allow entities to ride themselves - #572
diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
index a41dfb6e50..45cd8dca16 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -2076,6 +2076,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
}
protected boolean o(Entity entity) { // CraftBukkit
+ if (entity == this) throw new IllegalArgumentException("Entities cannot become a passenger of themselves"); // Paper - issue 572
2018-07-17 22:32:05 +02:00
if (entity.getVehicle() != this) {
throw new IllegalStateException("Use x.startRiding(y), not y.addPassenger(x)");
} else {
--
2.19.0