Re: [PATCH edk2-test 1/1] uefi-sct/SctPkg: illegal dereference in CheckEbcProtocol()

["Samer El-Haj-Mahmoud" <samer.el-haj-mahmoud@arm.com>]

Reviewed-by: Samer El-Haj-Mahmoud <Samer.El-Haj-Mahmoud@arm.com>


> -----Original Message-----
> From: Heinrich Schuchardt <xypron.glpk@gmx.de>
> Sent: Wednesday, November 11, 2020 2:56 AM
> To: EDK II Development <devel@edk2.groups.io>
> Cc: Eric Jin <eric.jin@intel.com>; G Edhaya Chandran
> <Edhaya.Chandran@arm.com>; Samer El-Haj-Mahmoud <Samer.El-Haj-
> Mahmoud@arm.com>; gaoliming@byosoft.com.cn; Heinrich Schuchardt
> <xypron.glpk@gmx.de>
> Subject: [PATCH edk2-test 1/1] uefi-sct/SctPkg: illegal dereference in
> CheckEbcProtocol()
>
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3065
>
> If LocateProtocol() has failed, variable Ebc is not valid and we may not
> dereference it.
>
> Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
> ---
>  .../BlackBoxTest/EfiCompliantBBTestPlatform_uefi.c          | 6 ------
>  1 file changed, 6 deletions(-)
>
> diff --git a/uefi-
> sct/SctPkg/TestCase/UEFI/EFI/Generic/EfiCompliant/BlackBoxTest/EfiCompli
> antBBTestPlatform_uefi.c b/uefi-
> sct/SctPkg/TestCase/UEFI/EFI/Generic/EfiCompliant/BlackBoxTest/EfiCompli
> antBBTestPlatform_uefi.c
> index be06d139d59e..052f45b71599 100644
> --- a/uefi-
> sct/SctPkg/TestCase/UEFI/EFI/Generic/EfiCompliant/BlackBoxTest/EfiCompli
> antBBTestPlatform_uefi.c
> +++ b/uefi-
> sct/SctPkg/TestCase/UEFI/EFI/Generic/EfiCompliant/BlackBoxTest/EfiCompli
> antBBTestPlatform_uefi.c
> @@ -3162,12 +3162,6 @@ CheckEbcProtocol (
>                          );
>
>      if (!EFI_ERROR (Status) && (SctStriCmp (String, L"yes") == 0)) {
>
>        AssertionType = EFI_TEST_ASSERTION_FAILED;
>
> -      if (!GenTestConfigTitle (IniFile, &AssertionType, L"EBCSupport")) {
>
> -        GenTestConfigContent (L"Ebc->CreateThunk", Ebc->CreateThunk !=
> NULL);
>
> -        GenTestConfigContent (L"Ebc->UnloadImage", Ebc->UnloadImage !=
> NULL);
>
> -        GenTestConfigContent (L"Ebc->RegisterICacheFlush", Ebc-
> >RegisterICacheFlush != NULL);
>
> -        GenTestConfigContent (L"Ebc->GetVersion ", Ebc->GetVersion !=
> NULL);
>
> -      }
>
>      }
>
>    }
>
>
>
> --
> 2.28.0

IMPORTANT NOTICE: The contents of this email and any attachments are confidential and may also be privileged. If you are not the intended recipient, please notify the sender immediately and do not disclose the contents to any other person, use it for any purpose, or store or copy the information in any medium. Thank you.