In DxeCheckBootVariable.c, add check for BootOrder and Variable
that return EFI_NOT_FOUND when they are NULL.
In DxeCheckGcd.c, add check for GcdIoMap to ensure it not NULL
when allocating memory to what it points to.

Cc: Michael Kubacki <michael.a.kuba...@intel.com>
Cc: Chasel Chiu <chasel.c...@intel.com>
Cc: Nate DeSimone <nathaniel.l.desim...@intel.com>
Cc: Liming Gao <liming....@intel.com>
Signed-off-by: Shenglei Zhang <shenglei.zh...@intel.com>
---

v2: Update copyright

v3: Fix the coding style.

v4: Update the logic in DxeCheckBootVariable.c.
We directly return when BootOrder/Variable == NULL, in previous versions.

v5: Update the format of copyright and the coding style.

 .../Test/Library/TestPointCheckLib/DxeCheckBootVariable.c | 6 +++---
 .../Test/Library/TestPointCheckLib/DxeCheckGcd.c          | 8 +++++---
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git 
a/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckBootVariable.c
 
b/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckBootVariable.c
index 85bd5b3d..5437cf6a 100644
--- 
a/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckBootVariable.c
+++ 
b/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckBootVariable.c
@@ -1,6 +1,6 @@
 /** @file
 
-Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>
 SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
@@ -130,7 +130,7 @@ TestPointCheckLoadOptionVariable (
   for (ListIndex = 0; ListIndex < 
sizeof(mLoadOptionVariableList)/sizeof(mLoadOptionVariableList[0]); 
ListIndex++) {
     UnicodeSPrint (BootOrderName, sizeof(BootOrderName), L"%sOrder", 
mLoadOptionVariableList[ListIndex]);
     Status = GetVariable2 (BootOrderName, &gEfiGlobalVariableGuid, (VOID 
**)&BootOrder, &OrderSize);
-    if (EFI_ERROR(Status)) {
+    if (EFI_ERROR(Status) || (BootOrder == NULL)) {
       continue;
     }
     for (Index = 0; Index < OrderSize/sizeof(CHAR16); Index++) {
@@ -222,7 +222,7 @@ TestPointCheckKeyOptionVariable (
     for (Index = 0; ; Index++) {
       UnicodeSPrint (KeyOptionName, sizeof(KeyOptionName), L"%s%04x", 
mKeyOptionVariableList[ListIndex], Index);
       Status = GetVariable2 (KeyOptionName, &gEfiGlobalVariableGuid, 
&Variable, &Size);
-      if (!EFI_ERROR(Status)) {
+      if (!EFI_ERROR(Status) && (Variable != NULL)) {
         DumpKeyOption (KeyOptionName, Variable, Size);
       } else {
         break;
diff --git 
a/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckGcd.c 
b/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckGcd.c
index 82709d44..066121c7 100644
--- a/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckGcd.c
+++ b/Platform/Intel/MinPlatformPkg/Test/Library/TestPointCheckLib/DxeCheckGcd.c
@@ -1,6 +1,6 @@
 /** @file
 
-Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>
 SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
@@ -241,11 +241,13 @@ TestPointDumpGcd (
       }
     }
     if (GcdMemoryMap != NULL) {
-      *GcdIoMap = AllocateCopyPool (NumberOfDescriptors * 
sizeof(EFI_GCD_IO_SPACE_DESCRIPTOR), IoMap);
+      if (GcdIoMap != NULL) {
+        *GcdIoMap = AllocateCopyPool (NumberOfDescriptors * 
sizeof(EFI_GCD_IO_SPACE_DESCRIPTOR), IoMap);
+      }
       *GcdIoMapNumberOfDescriptors = NumberOfDescriptors;
     }
   }
-  
+
   if (DumpPrint) {
     DEBUG ((DEBUG_INFO, "==== TestPointDumpGcd - Exit\n"));
   }
-- 
2.18.0.windows.1


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