/*++ @file\r
\r
-Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
Portions copyright (c) 2010 0 2011,Apple Inc. 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
EFI_STATUS Status;\r
EFI_TPL OldTpl;\r
\r
+ if (KeyToggleState == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
Private = GOP_PRIVATE_DATA_FROM_TEXT_IN_EX_THIS (This);\r
if (Private->EmuGraphicsWindow == NULL) {\r
return EFI_NOT_READY;\r
}\r
\r
+ if (((Private->KeyState.KeyToggleState & EFI_TOGGLE_STATE_VALID) != EFI_TOGGLE_STATE_VALID) ||\r
+ ((*KeyToggleState & EFI_TOGGLE_STATE_VALID) != EFI_TOGGLE_STATE_VALID)) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
//\r
// Enter critical section\r
//\r