From 116df8d166d89d7437b7862466a791ceecdbb3d4 Mon Sep 17 00:00:00 2001
From: Mike Auty <mike.auty@gmail.com>
Date: Tue, 22 Dec 2020 17:17:14 +0000
Subject: [PATCH] Objects: Avoid reconstructing pointed objects

---
 volatility3/framework/objects/__init__.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/volatility3/framework/objects/__init__.py b/volatility3/framework/objects/__init__.py
index c3b4f9343..4660b14cc 100644
--- a/volatility3/framework/objects/__init__.py
+++ b/volatility3/framework/objects/__init__.py
@@ -3,6 +3,7 @@
 #
 
 import collections
+import functools
 import logging
 import struct
 from typing import Any, ClassVar, Dict, List, Iterable, Optional, Tuple, Type, Union as TUnion, overload
@@ -307,6 +308,7 @@ class Pointer(Integer):
         value = int.from_bytes(data, byteorder = endian, signed = signed)
         return value & mask
 
+    @functools.lru_cache(3)
     def dereference(self, layer_name: Optional[str] = None) -> interfaces.objects.ObjectInterface:
         """Dereferences the pointer.