From 52d15eecd8e1a7fea1b20cf09ded9987c72e90f2 Mon Sep 17 00:00:00 2001
From: Michael Scire <SciresM@gmail.com>
Date: Thu, 23 Jul 2020 04:16:00 -0700
Subject: [PATCH] kern: Fix bug when reducing heap size

---
 libmesosphere/source/kern_k_page_table_base.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libmesosphere/source/kern_k_page_table_base.cpp b/libmesosphere/source/kern_k_page_table_base.cpp
index cf59c3b0..11544058 100644
--- a/libmesosphere/source/kern_k_page_table_base.cpp
+++ b/libmesosphere/source/kern_k_page_table_base.cpp
@@ -1181,7 +1181,7 @@ namespace ams::kern {
                 KScopedPageTableUpdater updater(this);
 
                 /* Validate memory state. */
-                R_TRY(this->CheckMemoryState(this->heap_region_start + size, (this->heap_region_end - this->heap_region_start) - size,
+                R_TRY(this->CheckMemoryState(this->heap_region_start + size, (this->current_heap_end - this->heap_region_start) - size,
                                              KMemoryState_All, KMemoryState_Normal,
                                              KMemoryPermission_All, KMemoryPermission_UserReadWrite,
                                              KMemoryAttribute_All,  KMemoryAttribute_None));