[edk2-devel] [PATCH v2] MdeModulePkg/SetupBrowserDxe: Fix IsZeroGuid() ASSERT.

[Dandan Bi]

Reviewed-by: Dandan Bi <dandan.bi at intel.com>


Thanks,
Dandan
> -----Original Message-----
> From: Nickle Wang [mailto:nickle.wang at hpe.com]
> Sent: Friday, February 21, 2020 9:57 AM
> To: devel at edk2.groups.io; nickle.wang at hpe.com
> Cc: Bi, Dandan <dandan.bi at intel.com>
> Subject: [PATCH v2] MdeModulePkg/SetupBrowserDxe: Fix IsZeroGuid() ASSERT.
> 
> From the function description of GetIfrBinaryData(), FormSetGuid can be NULL.
> However, FormSetGuid is passed to IsZeroGuid(). This causes exception when
> FormSetGuid is NULL.
> 
> Signed-off-by: Nickle Wang <nickle.wang at hpe.com>
> ---
>  MdeModulePkg/Universal/SetupBrowserDxe/Setup.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c
> b/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c
> index 288f1c3197..82067b541c 100644
> --- a/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c
> +++ b/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c
> @@ -2,6 +2,7 @@
>  Entry and initialization module for the browser.
> 
>  Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
> +(C) Copyright 2020 Hewlett Packard Enterprise Development LP<BR>
>  SPDX-License-Identifier: BSD-2-Clause-Patent
> 
>  **/
> @@ -5844,7 +5845,7 @@ GetIfrBinaryData (
>            //
>            // Try to compare against formset GUID
>            //
> -          if (IsZeroGuid (FormSetGuid) ||
> +          if (IsZeroGuid (ComparingGuid) ||
>                CompareGuid (ComparingGuid, (EFI_GUID *)(OpCodeData + sizeof
> (EFI_IFR_OP_HEADER)))) {
>              break;
>            }
> --
> 2.20.1.windows.1


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