diff options
| -rw-r--r-- | MdeModulePkg/Universal/LockBox/SmmLockBox/SmmLockBox.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/MdeModulePkg/Universal/LockBox/SmmLockBox/SmmLockBox.c b/MdeModulePkg/Universal/LockBox/SmmLockBox/SmmLockBox.c index 1f9c3b4836..35862c6223 100644 --- a/MdeModulePkg/Universal/LockBox/SmmLockBox/SmmLockBox.c +++ b/MdeModulePkg/Universal/LockBox/SmmLockBox/SmmLockBox.c @@ -1,6 +1,6 @@ /** @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
are licensed and made available under the terms and conditions
@@ -183,11 +183,19 @@ SmmLockBoxRestore ( //
// Restore data
//
- Status = RestoreLockBox (
- &LockBoxParameterRestore->Guid,
- (VOID *)(UINTN)LockBoxParameterRestore->Buffer,
- (UINTN *)&LockBoxParameterRestore->Length
- );
+ if ((LockBoxParameterRestore->Length == 0) && (LockBoxParameterRestore->Buffer == 0)) {
+ Status = RestoreLockBox (
+ &LockBoxParameterRestore->Guid,
+ NULL,
+ NULL
+ );
+ } else {
+ Status = RestoreLockBox (
+ &LockBoxParameterRestore->Guid,
+ (VOID *)(UINTN)LockBoxParameterRestore->Buffer,
+ (UINTN *)&LockBoxParameterRestore->Length
+ );
+ }
LockBoxParameterRestore->Header.ReturnStatus = (UINT64)Status;
return ;
}
|