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Move the memory allocation and variable set to BdsEntry, use VariableLock protocol to lock the L”PerfDataMemAddr” variable and prevent malware to update it.

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Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14386 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lzeng14
2013-05-23 02:56:41 +00:00
parent d0cec2da21
commit f6c07313d1
6 changed files with 76 additions and 58 deletions
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6
IntelFrameworkModulePkg/Library/GenericBdsLib/BdsBoot.c
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@ -1,7 +1,7 @@
/** @file
BDS Lib functions which relate with create or process the boot option.
Copyright (c) 2004 - 2012, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2004 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -2229,10 +2229,6 @@ BdsLibBootViaBootOption (
LIST_ENTRY TempBootLists;
EFI_BOOT_LOGO_PROTOCOL *BootLogo;
PERF_CODE (
AllocateMemoryForPerformanceData ();
);
*ExitDataSize = 0;
*ExitData = NULL;