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* [PATCH EDK2 v1 0/1] SecurityPkg/FvReportPei: remove redundant sizeof
@ 2021-04-13 12:33 wenyi,xie
  2021-04-13 12:33 ` [PATCH EDK2 v1 1/1] " wenyi,xie
  0 siblings, 1 reply; 3+ messages in thread
From: wenyi,xie @ 2021-04-13 12:33 UTC (permalink / raw)
  To: devel, jiewen.yao, jian.j.wang, lersek; +Cc: songdongkuang, xiewenyi2

Main Changes :
remove redundant sizeof.

Wenyi Xie (1):
  SecurityPkg/FvReportPei: remove redundant sizeof

 SecurityPkg/FvReportPei/FvReportPei.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.20.1.windows.1


^ permalink raw reply	[flat|nested] 3+ messages in thread

* [PATCH EDK2 v1 1/1] SecurityPkg/FvReportPei: remove redundant sizeof
  2021-04-13 12:33 [PATCH EDK2 v1 0/1] SecurityPkg/FvReportPei: remove redundant sizeof wenyi,xie
@ 2021-04-13 12:33 ` wenyi,xie
  2021-04-13 13:16   ` Laszlo Ersek
  0 siblings, 1 reply; 3+ messages in thread
From: wenyi,xie @ 2021-04-13 12:33 UTC (permalink / raw)
  To: devel, jiewen.yao, jian.j.wang, lersek; +Cc: songdongkuang, xiewenyi2

REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3333

In function InstallPreHashFvPpi, when calculatuing the size
of struct HASH_INFO,sizeof is used twice.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Wenyi Xie <xiewenyi2@huawei.com>
---
 SecurityPkg/FvReportPei/FvReportPei.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/SecurityPkg/FvReportPei/FvReportPei.c b/SecurityPkg/FvReportPei/FvReportPei.c
index d709760ea3ce..e82413e090c0 100644
--- a/SecurityPkg/FvReportPei/FvReportPei.c
+++ b/SecurityPkg/FvReportPei/FvReportPei.c
@@ -67,7 +67,7 @@ InstallPreHashFvPpi (
   HASH_INFO                                         *HashInfo;
 
   PpiSize = sizeof (EDKII_PEI_FIRMWARE_VOLUME_INFO_PREHASHED_FV_PPI)
-            + sizeof (sizeof (HASH_INFO))
+            + sizeof (HASH_INFO)
             + HashSize;
 
   PreHashedFvPpi = AllocatePool (PpiSize);
-- 
2.20.1.windows.1


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH EDK2 v1 1/1] SecurityPkg/FvReportPei: remove redundant sizeof
  2021-04-13 12:33 ` [PATCH EDK2 v1 1/1] " wenyi,xie
@ 2021-04-13 13:16   ` Laszlo Ersek
  0 siblings, 0 replies; 3+ messages in thread
From: Laszlo Ersek @ 2021-04-13 13:16 UTC (permalink / raw)
  To: Wenyi Xie, devel, jiewen.yao, jian.j.wang; +Cc: songdongkuang

On 04/13/21 14:33, Wenyi Xie wrote:
> REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3333
> 
> In function InstallPreHashFvPpi, when calculatuing the size

(1) s/calculatuing/calculating/

(2) I suggest remarking, in the commit message, that this bug does not
lead to buffer overflow, given that "sizeof (HASH_INFO)" is 4, whereas
"sizeof (sizeof (HASH_INFO))" is 4 or 8.

> of struct HASH_INFO,sizeof is used twice.
> 
> Cc: Jiewen Yao <jiewen.yao@intel.com>
> Cc: Jian J Wang <jian.j.wang@intel.com>
> Cc: Laszlo Ersek <lersek@redhat.com>
> Signed-off-by: Wenyi Xie <xiewenyi2@huawei.com>
> ---
>  SecurityPkg/FvReportPei/FvReportPei.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/SecurityPkg/FvReportPei/FvReportPei.c b/SecurityPkg/FvReportPei/FvReportPei.c
> index d709760ea3ce..e82413e090c0 100644
> --- a/SecurityPkg/FvReportPei/FvReportPei.c
> +++ b/SecurityPkg/FvReportPei/FvReportPei.c
> @@ -67,7 +67,7 @@ InstallPreHashFvPpi (
>    HASH_INFO                                         *HashInfo;
>  
>    PpiSize = sizeof (EDKII_PEI_FIRMWARE_VOLUME_INFO_PREHASHED_FV_PPI)
> -            + sizeof (sizeof (HASH_INFO))
> +            + sizeof (HASH_INFO)
>              + HashSize;
>  
>    PreHashedFvPpi = AllocatePool (PpiSize);
> 

>From my perspective:

Reviewed-by: Laszlo Ersek <lersek@redhat.com>


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-04-13 13:16 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2021-04-13 12:33 [PATCH EDK2 v1 0/1] SecurityPkg/FvReportPei: remove redundant sizeof wenyi,xie
2021-04-13 12:33 ` [PATCH EDK2 v1 1/1] " wenyi,xie
2021-04-13 13:16   ` Laszlo Ersek

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