SecurityPkg: Fix Tcg2 SubmitRequestToPreOSFunction() fail in second times.

[mirror_edk2.git] / SecurityPkg / Library / DxeTcg2PhysicalPresenceLib / DxeTcg2PhysicalPresenceLib.c

diff --git a/SecurityPkg/Library/DxeTcg2PhysicalPresenceLib/DxeTcg2PhysicalPresenceLib.c b/SecurityPkg/Library/DxeTcg2PhysicalPresenceLib/DxeTcg2PhysicalPresenceLib.c
index 46fc616d5e7ed3a26f567229a299592ad06392a4..8912ee4108e329e367b5679198fe4d572d650536 100644 (file)
--- a/SecurityPkg/Library/DxeTcg2PhysicalPresenceLib/DxeTcg2PhysicalPresenceLib.c
+++ b/SecurityPkg/Library/DxeTcg2PhysicalPresenceLib/DxeTcg2PhysicalPresenceLib.c
@@ -7,7 +7,7 @@
 \r
   Tpm2ExecutePendingTpmRequest() will receive untrusted input and do validation.\r
 \r
-Copyright (c) 2013 - 2015, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2013 - 2016, Intel Corporation. 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
 which accompanies this distribution.  The full text of the license may be found at \r
@@ -1208,7 +1208,8 @@ Tcg2PhysicalPresenceLibSubmitRequestToPreOSFunction (
     return TCG_PP_SUBMIT_REQUEST_TO_PREOS_NOT_IMPLEMENTED;\r
   }\r
 \r
-  if (PpData.PPRequest != OperationRequest) {\r
+  if ((PpData.PPRequest != OperationRequest) ||\r
+      (PpData.PPRequestParameter != RequestParameter)) {\r
     PpData.PPRequest = (UINT8)OperationRequest;\r
     PpData.PPRequestParameter = RequestParameter;\r
     DataSize = sizeof (EFI_TCG2_PHYSICAL_PRESENCE);\r