Reviewed-by: Hao A Wu <hao.a...@intel.com>

Best Regards,
Hao Wu

> -----Original Message-----
> From: Pedro Falcato <pedro.falc...@gmail.com>
> Sent: Wednesday, May 10, 2023 12:32 AM
> To: devel@edk2.groups.io
> Cc: Laszlo Ersek <ler...@redhat.com>; Pedro Falcato
> <pedro.falc...@gmail.com>; Wang, Jian J <jian.j.w...@intel.com>; Gao,
> Liming <gaolim...@byosoft.com.cn>; Wu, Hao A <hao.a...@intel.com>; Ni,
> Ray <ray...@intel.com>; Mike Maslenkin <mike.maslen...@gmail.com>
> Subject: [PATCH v2 04/12] MdeModulePkg/SataControllerDxe: Fix up ASSERTS
> (Private != NULL)
> 
> ASSERT (Private != NULL) (where Private = CR(...)) is ineffective as
> CR(Ptr, Type, Member, Sig) either returns Ptr - offsetof(Type, Member),
> or ASSERTS on the signature, so it's unlikely to ever return NULL
> (must be passed a pointer = member's offset, or in this case, 0x4).
> 
> ASSERT on This != NULL instead.
> 
> Cc: Jian J Wang <jian.j.w...@intel.com>
> Cc: Liming Gao <gaolim...@byosoft.com.cn>
> Cc: Hao A Wu <hao.a...@intel.com>
> Cc: Ray Ni <ray...@intel.com>
> Cc: Laszlo Ersek <ler...@redhat.com>
> Cc: Mike Maslenkin <mike.maslen...@gmail.com>
> Signed-off-by: Pedro Falcato <pedro.falc...@gmail.com>
> ---
>  MdeModulePkg/Bus/Pci/SataControllerDxe/SataController.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)
> 
> diff --git a/MdeModulePkg/Bus/Pci/SataControllerDxe/SataController.c
> b/MdeModulePkg/Bus/Pci/SataControllerDxe/SataController.c
> index f0ffd311d7b9..ea0116071c6a 100644
> --- a/MdeModulePkg/Bus/Pci/SataControllerDxe/SataController.c
> +++ b/MdeModulePkg/Bus/Pci/SataControllerDxe/SataController.c
> @@ -611,7 +611,6 @@ SataControllerStop (
>    }
> 
>    Private = SATA_CONTROLLER_PRIVATE_DATA_FROM_THIS (IdeInit);
> -  ASSERT (Private != NULL);
> 
>    //
>    // Uninstall the IDE Controller Init Protocol from this instance
> @@ -745,8 +744,8 @@ IdeInitGetChannelInfo (
>  {
>    EFI_SATA_CONTROLLER_PRIVATE_DATA  *Private;
> 
> +  ASSERT (This != NULL);
>    Private = SATA_CONTROLLER_PRIVATE_DATA_FROM_THIS (This);
> -  ASSERT (Private != NULL);
> 
>    if (Channel < This->ChannelCount) {
>      *Enabled    = TRUE;
> @@ -845,8 +844,8 @@ IdeInitSubmitData (
>    EFI_SATA_CONTROLLER_PRIVATE_DATA  *Private;
>    UINTN                             DeviceIndex;
> 
> +  ASSERT (This != NULL);
>    Private = SATA_CONTROLLER_PRIVATE_DATA_FROM_THIS (This);
> -  ASSERT (Private != NULL);
> 
>    if ((Channel >= This->ChannelCount) || (Device >= Private->DeviceCount)) {
>      return EFI_INVALID_PARAMETER;
> @@ -924,8 +923,8 @@ IdeInitDisqualifyMode (
>    EFI_SATA_CONTROLLER_PRIVATE_DATA  *Private;
>    UINTN                             DeviceIndex;
> 
> +  ASSERT (This != NULL);
>    Private = SATA_CONTROLLER_PRIVATE_DATA_FROM_THIS (This);
> -  ASSERT (Private != NULL);
> 
>    if ((Channel >= This->ChannelCount) || (BadModes == NULL) || (Device >=
> Private->DeviceCount)) {
>      return EFI_INVALID_PARAMETER;
> @@ -1017,8 +1016,8 @@ IdeInitCalculateMode (
>    EFI_STATUS                        Status;
>    UINTN                             DeviceIndex;
> 
> +  ASSERT (This != NULL);
>    Private = SATA_CONTROLLER_PRIVATE_DATA_FROM_THIS (This);
> -  ASSERT (Private != NULL);
> 
>    if ((Channel >= This->ChannelCount) || (SupportedModes == NULL) ||
> (Device >= Private->DeviceCount)) {
>      return EFI_INVALID_PARAMETER;
> --
> 2.40.1



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