From 5efa373d7f53e33f5bcdaa920b4ccc713af4ba8a Mon Sep 17 00:00:00 2001
From: tterrag <tterrag1098@gmail.com>
Date: Sun, 8 Sep 2019 01:33:21 -0400
Subject: [PATCH] Fix SCommandListPacket underflowing buffer when encountering
 a missing argument type

---
 .../play/server/SCommandListPacket.java.patch        | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 patches/minecraft/net/minecraft/network/play/server/SCommandListPacket.java.patch

diff --git a/patches/minecraft/net/minecraft/network/play/server/SCommandListPacket.java.patch b/patches/minecraft/net/minecraft/network/play/server/SCommandListPacket.java.patch
new file mode 100644
index 000000000..34a406a83
--- /dev/null
+++ b/patches/minecraft/net/minecraft/network/play/server/SCommandListPacket.java.patch
@@ -0,0 +1,12 @@
+--- a/net/minecraft/network/play/server/SCommandListPacket.java
++++ b/net/minecraft/network/play/server/SCommandListPacket.java
+@@ -110,6 +110,9 @@
+          String s = p_197695_1_.func_150789_c(32767);
+          ArgumentType<?> argumenttype = ArgumentTypes.func_197486_a(p_197695_1_);
+          if (argumenttype == null) {
++            if ((p_197695_2_ & 16) != 0) { // FORGE: Flush unused suggestion data
++               p_197695_1_.func_192575_l();
++            }
+             return null;
+          } else {
+             RequiredArgumentBuilder<ISuggestionProvider, ?> requiredargumentbuilder = RequiredArgumentBuilder.argument(s, argumenttype);