Reviewed-by: Hao Wu <[email protected]>

Best Regards,
Hao Wu

> -----Original Message-----
> From: edk2-devel [mailto:[email protected]] On Behalf Of Laszlo
> Ersek
> Sent: Thursday, May 18, 2017 11:04 PM
> To: edk2-devel-01
> Cc: Ni, Ruiyu; Justen, Jordan L
> Subject: [edk2] [PATCH 2/8] DuetPkg/FvbRuntimeService: correct NumOfLba
> vararg type in EraseBlocks()
> 
> According to the PI spec, Volume 3,
> EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL.EraseBlocks():
> 
> > The variable argument list is a list of tuples. Each tuple describes a
> > range of LBAs to erase and consists of the following:
> > * An EFI_LBA that indicates the starting LBA
> > * A UINTN that indicates the number of blocks to erase
> 
> (NB, in edk2, EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL is a typedef to
> EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL.)
> 
> In this driver, the NumOfLba local variable is defined with type UINTN,
> but the TYPE argument passed to VA_ARG() is UINT32. Fix the mismatch.
> 
> Cc: Jordan Justen <[email protected]>
> Cc: Ruiyu Ni <[email protected]>
> Reported-by: Jordan Justen <[email protected]>
> Contributed-under: TianoCore Contribution Agreement 1.0
> Signed-off-by: Laszlo Ersek <[email protected]>
> ---
> 
> Notes:
>     unbuilt, untested
> 
>  DuetPkg/FvbRuntimeService/FWBlockService.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/DuetPkg/FvbRuntimeService/FWBlockService.c
> b/DuetPkg/FvbRuntimeService/FWBlockService.c
> index e0ddbd53121b..bc663273d4ce 100644
> --- a/DuetPkg/FvbRuntimeService/FWBlockService.c
> +++ b/DuetPkg/FvbRuntimeService/FWBlockService.c
> @@ -991,7 +991,7 @@ Returns:
>        break;
>      }
> 
> -    NumOfLba = VA_ARG (args, UINT32);
> +    NumOfLba = VA_ARG (args, UINTN);
> 
>      //
>      // Check input parameters
> @@ -1011,7 +1011,7 @@ Returns:
>        break;
>      }
> 
> -    NumOfLba = VA_ARG (args, UINT32);
> +    NumOfLba = VA_ARG (args, UINTN);
> 
>      while (NumOfLba > 0) {
>        Status = FvbEraseBlock (FvbDevice->Instance, StartingLba,
> mFvbModuleGlobal, EfiGoneVirtual ());
> --
> 2.9.3
> 
> 
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