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RestoreLockBox in DXE with Length NULL, Buffer NULL will fail to get data from Lockbox. Fix this issue. 

Signed-off-by: li-elvin
Reviewed-by: jyao1

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12208 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
li-elvin 2011-08-25 08:25:13 +00:00
parent f6c014fb14
commit 1476a25761
1 changed files with 14 additions and 6 deletions
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20
MdeModulePkg/Universal/LockBox/SmmLockBox/SmmLockBox.c
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@ -1,6 +1,6 @@
/** @file /** @file
Copyright (c) 2010, Intel Corporation. All rights reserved.<BR> Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials This program and the accompanying materials
are licensed and made available under the terms and conditions are licensed and made available under the terms and conditions
@ -183,11 +183,19 @@ SmmLockBoxRestore (
// //
// Restore data // Restore data
// //
Status = RestoreLockBox ( if ((LockBoxParameterRestore->Length == 0) && (LockBoxParameterRestore->Buffer == 0)) {
&LockBoxParameterRestore->Guid, Status = RestoreLockBox (
(VOID *)(UINTN)LockBoxParameterRestore->Buffer, &LockBoxParameterRestore->Guid,
(UINTN *)&LockBoxParameterRestore->Length NULL,
); NULL
);
} else {
Status = RestoreLockBox (
&LockBoxParameterRestore->Guid,
(VOID *)(UINTN)LockBoxParameterRestore->Buffer,
(UINTN *)&LockBoxParameterRestore->Length
);
}
LockBoxParameterRestore->Header.ReturnStatus = (UINT64)Status; LockBoxParameterRestore->Header.ReturnStatus = (UINT64)Status;
return ; return ;
} }