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contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,sami.mujawar@arm.com X-Gm-Message-State: 29FRZKUhGvaDoIHvCidkwHDjx1787277AA= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1657817472; bh=wus+PAPZCM8bnv8h2I0shHLvIQDXEoElay/PtGCCnfI=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=tRfftvFppyfsEflsRA1vHP6LGWfWyZFpy19f2AhUckhzPmzqUdxsioo3XwruZn2nY6G fDItYpCOMvGuXg+y1kAUcOPggCD8GH576td8i+JobmfFOs8I3lq8WCc328Ql+26gd49c9 octy1u5zkFA3zqYBy+gsmFSkD3rbf5MuquE= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1657817473626100001 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add error handling when the IdMappingCount is not zero and the IdMappingToken is NULL. Signed-off-by: Sami Mujawar --- Notes: v6: - No changes since v3. Resending with v6 series. [SAMI] =20 v5: - No changes since v3. Resending with v5 series. [SAMI] =20 v4: - No changes since v3. Resending with v4 series. [SAMI] v3: - New patch in this series. Moves error handling code for [SAMI] IdMappingToken from patch v2 6/8 and v2 8/8 into this patch. Ref: https://edk2.groups.io/g/devel/topic/83600728#76662 https://edk2.groups.io/g/devel/topic/83600726#76661 DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.c | 82 ++++= ++++++++++++---- 1 file changed, 66 insertions(+), 16 deletions(-) diff --git a/DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator= .c b/DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.c index 0f13c32b838bf4fe42b53a1e9c3ce817d74681fb..daf9ff00c3deab4005814bbfcf1= 650469d1e7d92 100644 --- a/DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.c +++ b/DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.c @@ -1,7 +1,7 @@ /** @file IORT Table Generator =20 - Copyright (c) 2017 - 2020, ARM Limited. All rights reserved. + Copyright (c) 2017 - 2022, Arm Limited. All rights reserved. SPDX-License-Identifier: BSD-2-Clause-Patent =20 @par Reference(s): @@ -905,9 +905,19 @@ AddNamedComponentNodes ( return Status; } =20 - if ((NodeList->IdMappingCount > 0) && - (NodeList->IdMappingToken !=3D CM_NULL_TOKEN)) - { + if (NodeList->IdMappingCount > 0) { + if (NodeList->IdMappingToken =3D=3D CM_NULL_TOKEN) { + Status =3D EFI_INVALID_PARAMETER; + DEBUG (( + DEBUG_ERROR, + "ERROR: IORT: Invalid Id Mapping token," + " Token =3D 0x%x, Status =3D%r\n", + NodeList->IdMappingToken, + Status + )); + return Status; + } + // Ids for Named Component IdMapArray =3D (EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE *)((UINT8 *)NcNod= e + NcNode->Node.IdR= eference); @@ -1011,9 +1021,19 @@ AddRootComplexNodes ( RcNode->Reserved1[1] =3D EFI_ACPI_RESERVED_BYTE; RcNode->Reserved1[2] =3D EFI_ACPI_RESERVED_BYTE; =20 - if ((NodeList->IdMappingCount > 0) && - (NodeList->IdMappingToken !=3D CM_NULL_TOKEN)) - { + if (NodeList->IdMappingCount > 0) { + if (NodeList->IdMappingToken =3D=3D CM_NULL_TOKEN) { + Status =3D EFI_INVALID_PARAMETER; + DEBUG (( + DEBUG_ERROR, + "ERROR: IORT: Invalid Id Mapping token," + " Token =3D 0x%x, Status =3D%r\n", + NodeList->IdMappingToken, + Status + )); + return Status; + } + // Ids for Root Complex IdMapArray =3D (EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE *)((UINT8 *)RcNod= e + RcNode->Node.IdR= eference); @@ -1242,9 +1262,19 @@ AddSmmuV1V2Nodes ( } } =20 - if ((NodeList->IdMappingCount > 0) && - (NodeList->IdMappingToken !=3D CM_NULL_TOKEN)) - { + if (NodeList->IdMappingCount > 0) { + if (NodeList->IdMappingToken =3D=3D CM_NULL_TOKEN) { + Status =3D EFI_INVALID_PARAMETER; + DEBUG (( + DEBUG_ERROR, + "ERROR: IORT: Invalid Id Mapping token," + " Token =3D 0x%x, Status =3D%r\n", + NodeList->IdMappingToken, + Status + )); + return Status; + } + // Ids for SMMU v1/v2 Node IdMapArray =3D (EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE *)((UINT8 *)SmmuN= ode + SmmuNode->Node.I= dReference); @@ -1361,9 +1391,19 @@ AddSmmuV3Nodes ( SmmuV3Node->DeviceIdMappingIndex =3D NodeList->DeviceIdMappingIndex; } =20 - if ((NodeList->IdMappingCount > 0) && - (NodeList->IdMappingToken !=3D CM_NULL_TOKEN)) - { + if (NodeList->IdMappingCount > 0) { + if (NodeList->IdMappingToken =3D=3D CM_NULL_TOKEN) { + Status =3D EFI_INVALID_PARAMETER; + DEBUG (( + DEBUG_ERROR, + "ERROR: IORT: Invalid Id Mapping token," + " Token =3D 0x%x, Status =3D%r\n", + NodeList->IdMappingToken, + Status + )); + return Status; + } + // Ids for SMMUv3 node IdMapArray =3D (EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE *)((UINT8 *)SmmuV= 3Node + SmmuV3Node->Node= .IdReference); @@ -1476,9 +1516,19 @@ AddPmcgNodes ( return Status; } =20 - if ((NodeList->IdMappingCount > 0) && - (NodeList->IdMappingToken !=3D CM_NULL_TOKEN)) - { + if (NodeList->IdMappingCount > 0) { + if (NodeList->IdMappingToken =3D=3D CM_NULL_TOKEN) { + Status =3D EFI_INVALID_PARAMETER; + DEBUG (( + DEBUG_ERROR, + "ERROR: IORT: Invalid Id Mapping token," + " Token =3D 0x%x, Status =3D%r\n", + NodeList->IdMappingToken, + Status + )); + return Status; + } + // Ids for PMCG node IdMapArray =3D (EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE *)((UINT8 *)PmcgN= ode + PmcgNode->Node.I= dReference); --=20 'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)' -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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