From: Michael Kubacki <michael.kuba...@microsoft.com>

REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3518

Per the protocol definition, the caller must allocate the input
structure and set the size field. TestPointCheckTcgTrustedBoot()
does not do this which can result in an EFI_BUFFER_TOO_SMALL error.

Cc: Chasel Chiu <chasel.c...@intel.com>
Cc: Nate DeSimone <nathaniel.l.desim...@intel.com>
Cc: Liming Gao <gaolim...@byosoft.com.cn>
Cc: Eric Dong <eric.d...@intel.com>
Signed-off-by: Michael Kubacki <michael.kuba...@microsoft.com>
---
 
Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckTcgTrustedBoot.c
 | 3 +++
 
Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeTestPointCheckLib.inf
 | 1 +
 2 files changed, 4 insertions(+)

diff --git 
a/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckTcgTrustedBoot.c
 
b/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckTcgTrustedBoot.c
index 2a04f86fedac..5ec32fd2e875 100644
--- 
a/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckTcgTrustedBoot.c
+++ 
b/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckTcgTrustedBoot.c
@@ -9,6 +9,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
 #include <PiDxe.h>
 #include <Library/TestPointCheckLib.h>
 #include <Library/TestPointLib.h>
+#include <Library/BaseMemoryLib.h>
 #include <Library/DebugLib.h>
 #include <Library/UefiLib.h>
 #include <Library/PrintLib.h>
@@ -41,6 +42,8 @@ TestPointCheckTcgTrustedBoot (
     goto Done;
   }
 
+  ZeroMem ((VOID *) &ProtocolCapability, sizeof (ProtocolCapability));
+  ProtocolCapability.Size = (UINT8) sizeof (ProtocolCapability);
   Status = Tcg2->GetCapability (Tcg2, &ProtocolCapability);
   if (EFI_ERROR(Status)) {
     DEBUG ((DEBUG_ERROR, "Tcg2->GetCapability - %r\n", Status));
diff --git 
a/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeTestPointCheckLib.inf
 
b/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeTestPointCheckLib.inf
index 54b4015d6767..195729e0ff5b 100644
--- 
a/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeTestPointCheckLib.inf
+++ 
b/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeTestPointCheckLib.inf
@@ -18,6 +18,7 @@ [Defines]
 
 [LibraryClasses]
   BaseLib
+  BaseMemoryLib
   DebugLib
   DxeServicesTableLib
   UefiBootServicesTableLib
-- 
2.28.0.windows.1



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