No, I can have a dummy variable to work around this issue.

Nickle

-----Original Message-----
From: Gao, Liming [mailto:liming....@intel.com] 
Sent: Friday, February 21, 2020 10:23 AM
To: Wang, Nickle (HPS SW) <nickle.w...@hpe.com>; devel@edk2.groups.io; Bi, 
Dandan <dandan...@intel.com>
Subject: RE: [edk2-devel] [PATCH] MdeModulePkg/SetupBrowserDxe: Fix 
IsZeroGuid() ASSERT.

Do you request to catch this fix into this edk2 stable tag 202002?

> -----Original Message-----
> From: Wang, Nickle (HPS SW) <nickle.w...@hpe.com>
> Sent: Friday, February 21, 2020 10:21 AM
> To: Gao, Liming <liming....@intel.com>; devel@edk2.groups.io; Bi, 
> Dandan <dandan...@intel.com>
> Subject: RE: [edk2-devel] [PATCH] MdeModulePkg/SetupBrowserDxe: Fix 
> IsZeroGuid() ASSERT.
> 
> Hi Liming,
> 
> Yes, I made a function and call GetIfrBinaryData() with NULL value to second 
> parameter. Then I see system assert.
> 
> Thanks,
> Nickle
> 
> -----Original Message-----
> From: Gao, Liming [mailto:liming....@intel.com]
> Sent: Thursday, February 20, 2020 10:20 PM
> To: devel@edk2.groups.io; Bi, Dandan <dandan...@intel.com>; Wang, 
> Nickle (HPS SW) <nickle.w...@hpe.com>
> Subject: RE: [edk2-devel] [PATCH] MdeModulePkg/SetupBrowserDxe: Fix 
> IsZeroGuid() ASSERT.
> 
> Nickle:
>   Is this a real issue found in production?
> 
> Thanks
> Liming
> > -----Original Message-----
> > From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of 
> > Dandan Bi
> > Sent: Thursday, February 20, 2020 4:24 PM
> > To: devel@edk2.groups.io; nickle.w...@hpe.com
> > Subject: Re: [edk2-devel] [PATCH] MdeModulePkg/SetupBrowserDxe: Fix 
> > IsZeroGuid() ASSERT.
> >
> > Thanks Nickle for the fix.
> > One minor comment is that please pay attention to the format of commit 
> > message.
> > Refer to
> > https://github.com/tianocore/tianocore.github.io/wiki/Commit-Message
> > -Format, Line length of commit message should be less than
> 76 characters when possible.
> > Please address it when submit the patch.
> > Reviewed-by: Dandan Bi <dandan...@intel.com>
> >
> >
> > Thanks,
> > Dandan
> >
> > > -----Original Message-----
> > > From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf 
> > > Of Nickle Wang
> > > Sent: Wednesday, February 19, 2020 10:23 PM
> > > To: devel@edk2.groups.io; nickle.w...@hpe.com
> > > Cc: Bi, Dandan <dandan...@intel.com>
> > > Subject: [edk2-devel] [PATCH] 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.w...@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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