PaperMC/patches/server/0900-Treat-sequence-violations-like-they-should-be.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Thu, 30 Mar 2023 03:13:58 +0100
Subject: [PATCH] Treat sequence violations like they should be


diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 7fea36c86d5f11604aa910c84a26898519b61422..ac126672d5fa58be8110c573abce5628f0532967 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2038,6 +2038,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
 
     public void ackBlockChangesUpTo(int sequence) {
         if (sequence < 0) {
+            this.disconnect("Expected packet sequence nr >= 0", org.bukkit.event.player.PlayerKickEvent.Cause.ILLEGAL_ACTION); // Paper - Treat sequence violations like they should be
             throw new IllegalArgumentException("Expected packet sequence nr >= 0");
         } else {
             this.ackBlockChangesUpTo = Math.max(sequence, this.ackBlockChangesUpTo);