>-----Original Message-----
>From: Wu, Hao A
>Sent: Tuesday, June 18, 2019 1:15 PM
>To: devel@edk2.groups.io; ler...@redhat.com; Gao, Zhichao
><zhichao....@intel.com>; Gao, Liming <liming....@intel.com>
>Cc: Bret Barkelew <bret.barke...@microsoft.com>; Wang, Jian J
><jian.j.w...@intel.com>; Ni, Ray <ray...@intel.com>; Zeng, Star
><star.z...@intel.com>; Sean Brogan <sean.bro...@microsoft.com>; Michael
>Turner <michael.tur...@microsoft.com>
>Subject: RE: [edk2-devel] [PATCH] MdeModulePkg/PeiMain: Substantial
>change for PeiAllocatePool
>
>> -----Original Message-----
>> From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of
>> Laszlo Ersek
>> Sent: Wednesday, June 12, 2019 4:34 PM
>> To: devel@edk2.groups.io; Gao, Zhichao
>> Cc: Bret Barkelew; Wang, Jian J; Wu, Hao A; Ni, Ray; Zeng, Star; Gao, Liming;
>> Sean Brogan; Michael Turner
>> Subject: Re: [edk2-devel] [PATCH] MdeModulePkg/PeiMain: Substantial
>> change for PeiAllocatePool
>>
>> Hi Zhichao,
>>
>> On 06/12/19 06:50, Gao, Zhichao wrote:
>> > From: Bret Barkelew <bret.barke...@microsoft.com>
>> >
>> > REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1901
>> >
>> > The original logic is ASSERT if fail to create HOB. But
>> > that doesn't make sense for release version. So it is required
>> > to set the Buffer to null to indicate the failure.
>>
>> this patch may or may not be worthwhile; that's for the PEI Core
>> maintainers to evaluate.
>
>
>Looks to me like a valid enhancement for error handling.
>
>Liming,
>Do you have any comment on this one?
>
I agree the code change. With subject update, Reviewed-by: Liming Gao
<liming....@intel.com>
>Best Regards,
>Hao Wu
>
>
>>
>> Either way, the subject line is completely useless. "Substantial change"
>> means nothing at all. Please write a subject line that reflects what
>> this patch *actually does*.
>>
>> For example:
>>
>> MdeModulePkg/PeiMain: PeiAllocatePool: output NULL if HOB creation fails
>>
>> (72 characters).
>>
>> Thanks
>> Laszlo
>>
>> > Cc: Jian J Wang <jian.j.w...@intel.com>
>> > Cc: Hao Wu <hao.a...@intel.com>
>> > Cc: Ray Ni <ray...@intel.com>
>> > Cc: Star Zeng <star.z...@intel.com>
>> > Cc: Liming Gao <liming....@intel.com>
>> > Cc: Sean Brogan <sean.bro...@microsoft.com>
>> > Cc: Michael Turner <michael.tur...@microsoft.com>
>> > Cc: Bret Barkelew <bret.barke...@microsoft.com>
>> > Signed-off-by: Zhichao Gao <zhichao....@intel.com>
>> > ---
>> > MdeModulePkg/Core/Pei/Memory/MemoryServices.c | 7 ++++++-
>> > 1 file changed, 6 insertions(+), 1 deletion(-)
>> >
>> > diff --git a/MdeModulePkg/Core/Pei/Memory/MemoryServices.c
>> b/MdeModulePkg/Core/Pei/Memory/MemoryServices.c
>> > index 42f79ab076..37b0cfa3cf 100644
>> > --- a/MdeModulePkg/Core/Pei/Memory/MemoryServices.c
>> > +++ b/MdeModulePkg/Core/Pei/Memory/MemoryServices.c
>> > @@ -802,7 +802,12 @@ PeiAllocatePool (
>> > (VOID **)&Hob
>> > );
>> > ASSERT_EFI_ERROR (Status);
>> > - *Buffer = Hob+1;
>> > +
>> > + if (EFI_ERROR (Status)) {
>> > + *Buffer = NULL;
>> > + } else {
>> > + *Buffer = Hob+1;
>> > + }
>> >
>> > return Status;
>> > }
>> >
>>
>>
>>
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