Reviewed-by: Shenglei Zhang <shenglei.zh...@intel.com>

> -----Original Message-----
> From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of
> GuoMinJ
> Sent: Thursday, March 5, 2020 2:18 PM
> To: devel@edk2.groups.io
> Cc: GuoMinJ <newexplor...@gmail.com>; Kinney, Michael D
> <michael.d.kin...@intel.com>; Sean Brogan <sean.bro...@microsoft.com>;
> Bret Barkelew <bret.barke...@microsoft.com>
> Subject: [edk2-devel] [PATCH v2] UnitTestFrameworkPkg/UnitTestLib: Check
> Suite pointer before use.
> 
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2530
> 
> The Suite pointer is used before check if it is valid,
> correct it to check the validation before use.
> 
> Cc: Michael D Kinney <michael.d.kin...@intel.com>
> Cc: Sean Brogan <sean.bro...@microsoft.com>
> Cc: Bret Barkelew <bret.barke...@microsoft.com>
> Signed-off-by: GuoMinJ <newexplor...@gmail.com>
> ---
>  UnitTestFrameworkPkg/Library/UnitTestLib/RunTests.c    | 6 +++---
>  UnitTestFrameworkPkg/Library/UnitTestLib/UnitTestLib.c | 2 +-
>  2 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/UnitTestFrameworkPkg/Library/UnitTestLib/RunTests.c
> b/UnitTestFrameworkPkg/Library/UnitTestLib/RunTests.c
> index fb247c59e7..b053e04959 100644
> --- a/UnitTestFrameworkPkg/Library/UnitTestLib/RunTests.c
> +++ b/UnitTestFrameworkPkg/Library/UnitTestLib/RunTests.c
> @@ -33,13 +33,13 @@ RunTestSuite (
>    UNIT_TEST             *Test;
>    UNIT_TEST_FRAMEWORK   *ParentFramework;
> 
> -  TestEntry       = NULL;
> -  ParentFramework = (UNIT_TEST_FRAMEWORK *)Suite->ParentFramework;
> -
>    if (Suite == NULL) {
>      return EFI_INVALID_PARAMETER;
>    }
> 
> +  TestEntry       = NULL;
> +  ParentFramework = (UNIT_TEST_FRAMEWORK *)Suite-
> >ParentFramework;
> +
>    DEBUG ((DEBUG_VERBOSE, 
> "--------------------------------------------------------
> -\n"));
>    DEBUG ((DEBUG_VERBOSE, "RUNNING TEST SUITE: %a\n", Suite->Title));
>    DEBUG ((DEBUG_VERBOSE, 
> "--------------------------------------------------------
> -\n"));
> diff --git a/UnitTestFrameworkPkg/Library/UnitTestLib/UnitTestLib.c
> b/UnitTestFrameworkPkg/Library/UnitTestLib/UnitTestLib.c
> index fd15991ea4..b136992d99 100644
> --- a/UnitTestFrameworkPkg/Library/UnitTestLib/UnitTestLib.c
> +++ b/UnitTestFrameworkPkg/Library/UnitTestLib/UnitTestLib.c
> @@ -436,7 +436,6 @@ AddTestCase (
> 
>    Status          = EFI_SUCCESS;
>    Suite           = (UNIT_TEST_SUITE *)SuiteHandle;
> -  ParentFramework = (UNIT_TEST_FRAMEWORK *)Suite->ParentFramework;
> 
>    //
>    // First, let's check to make sure that our parameters look good.
> @@ -445,6 +444,7 @@ AddTestCase (
>      return EFI_INVALID_PARAMETER;
>    }
> 
> +  ParentFramework = (UNIT_TEST_FRAMEWORK *)Suite-
> >ParentFramework;
>    //
>    // Create the new entry.
>    NewTestEntry = AllocateZeroPool (sizeof( UNIT_TEST_LIST_ENTRY ));
> --
> 2.17.1
> 
> 
> 


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