From 34165fe75c08a64fc686faef7ead7eaf5aaa5500 Mon Sep 17 00:00:00 2001
From: repo_alt <wvk17@yandex.ru>
Date: Sun, 12 Dec 2021 08:50:06 +0300
Subject: [PATCH] - check slot validity in server packet handler

---
 src/main/scala/li/cil/oc/server/PacketHandler.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/scala/li/cil/oc/server/PacketHandler.scala b/src/main/scala/li/cil/oc/server/PacketHandler.scala
index 48204c53b..41b41d0a4 100644
--- a/src/main/scala/li/cil/oc/server/PacketHandler.scala
+++ b/src/main/scala/li/cil/oc/server/PacketHandler.scala
@@ -227,7 +227,7 @@ object PacketHandler extends CommonPacketHandler {
     val slot = p.readByte()
     val stack = p.readItemStack()
     p.player.openContainer match {
-      case db: Database => db.putStackInSlot(slot, stack)
+      case db: Database => if (slot < db.rows*db.rows && slot >= 0) db.putStackInSlot(slot, stack)
       case _ => // Invalid packet.
     }
   }