X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdeModulePkg%2FLibrary%2FSmmLockBoxLib%2FSmmLockBoxSmmLib.c;h=23a786d56ec5e14a2aec72debb085d7b26376fdf;hp=a789daf9a8d4cf603bda7ca0ba5f4039fdafb0a2;hb=579b5ef204947defbd6fc60c11bdd740ad09d6e9;hpb=d7fc5cfd68bdf7d0b3d94fe08a523130c961d296

diff --git a/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxSmmLib.c b/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxSmmLib.c
index a789daf9a8..23a786d56e 100644
--- a/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxSmmLib.c
+++ b/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxSmmLib.c
@@ -1,6 +1,6 @@
 /** @file
 
-Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2010 - 2015, Intel Corporation. All rights reserved.<BR>
 
 This program and the accompanying materials
 are licensed and made available under the terms and conditions
@@ -394,6 +394,7 @@ UpdateLockBox (
     DEBUG ((EFI_D_INFO, "SmmLockBoxSmmLib UpdateLockBox - Exit (%r)\n", EFI_BUFFER_TOO_SMALL));
     return EFI_BUFFER_TOO_SMALL;
   }
+  ASSERT ((UINTN)LockBox->SmramBuffer <= (MAX_ADDRESS - Offset));
   CopyMem ((VOID *)((UINTN)LockBox->SmramBuffer + Offset), Buffer, Length);
 
   //