MdeModulePkg/Core: fix too many available pages between BS_Data

[mirror_edk2.git] / MdeModulePkg / Core / Dxe / Mem / HeapGuard.c

diff --git a/MdeModulePkg/Core/Dxe/Mem/HeapGuard.c b/MdeModulePkg/Core/Dxe/Mem/HeapGuard.c
index d7906e08c53c4f795aaf05fe5b0207eb1b1d84e7..19245049c28b847c66665c5ea08a4a967632dd0b 100644 (file)
--- a/MdeModulePkg/Core/Dxe/Mem/HeapGuard.c
+++ b/MdeModulePkg/Core/Dxe/Mem/HeapGuard.c
@@ -1,7 +1,7 @@
 /** @file\r
   UEFI Heap Guard functions.\r
 \r
-Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2017-2018, Intel Corporation. All rights reserved.<BR>\r
 This program and the accompanying materials\r
 are licensed and made available under the terms and conditions of the BSD License\r
 which accompanies this distribution.  The full text of the license may be found at\r
@@ -905,13 +905,6 @@ AdjustMemoryS (
 \r
   Target = Start + Size - SizeRequested;\r
 \r
-  //\r
-  // At least one more page needed for Guard page.\r
-  //\r
-  if (Size < (SizeRequested + EFI_PAGES_TO_SIZE (1))) {\r
-    return 0;\r
-  }\r
-\r
   if (!IsGuardPage (Start + Size)) {\r
     // No Guard at tail to share. One more page is needed.\r
     Target -= EFI_PAGES_TO_SIZE (1);\r