From 1622581fc988043a29650d20f90f5b43abd4fc53 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 25 Aug 2020 20:03:24 -0400
Subject: [PATCH] Fix some modded clients getting kicked for invalid payload -
 Fixes #4201

---
 Spigot-Server-Patches/0554-Brand-support.patch | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Spigot-Server-Patches/0554-Brand-support.patch b/Spigot-Server-Patches/0554-Brand-support.patch
index a340ec4c8..5fd277c70 100644
--- a/Spigot-Server-Patches/0554-Brand-support.patch
+++ b/Spigot-Server-Patches/0554-Brand-support.patch
@@ -40,8 +40,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
                  packetplayincustompayload.data.readBytes(data);
 +
 +                // Paper start - Brand support
-+                if (packetplayincustompayload.tag.equals(MINECRAFT_BRAND))
-+                    this.clientBrandName = new PacketDataSerializer(Unpooled.copiedBuffer(data)).readUTF(256);
++                if (packetplayincustompayload.tag.equals(MINECRAFT_BRAND)) {
++                     this.clientBrandName = data.length < 512 ? new String(data) : "unknown-too-large";
++                }
 +                // Paper end
                  server.getMessenger().dispatchIncomingMessage(player.getBukkitEntity(), packetplayincustompayload.tag.toString(), data);
              } catch (Exception ex) {