The calculation of the chassis SKU number field was being calculated
incorrectly, forgetting that there's one element already present in
the structure.
Fix the calculation and improve code readability by introducing a
SkuNumberField variable.
Signed-off-by: Rebecca Cran <rebe...@nuviainc.com>
---
ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type03/MiscChassisManufacturerFunction.c
| 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git
a/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type03/MiscChassisManufacturerFunction.c
b/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type03/MiscChassisManufacturerFunction.c
index 344343ed60a5..66e3e5327fc3 100644
---
a/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type03/MiscChassisManufacturerFunction.c
+++
b/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type03/MiscChassisManufacturerFunction.c
@@ -39,6 +39,7 @@ SMBIOS_MISC_TABLE_FUNCTION(MiscChassisManufacturer)
{
CHAR8 *OptionalStrStart;
CHAR8 *StrStart;
+ UINT8 *SkuNumberField;
UINTN RecordLength;
UINTN ManuStrLen;
UINTN VerStrLen;
@@ -117,10 +118,7 @@ SMBIOS_MISC_TABLE_FUNCTION(MiscChassisManufacturer)
ChaNumStrLen = StrLen (ChassisSkuNumber);
ContainedElementCount = InputData->ContainedElementCount;
-
- if (ContainedElementCount > 1) {
- ExtendLength = (ContainedElementCount - 1) * sizeof (CONTAINED_ELEMENT);
- }
+ ExtendLength = ContainedElementCount * sizeof (CONTAINED_ELEMENT);
//
// Two zeros following the last string.
@@ -149,7 +147,11 @@ SMBIOS_MISC_TABLE_FUNCTION(MiscChassisManufacturer)
(VOID)CopyMem (SmbiosRecord + 1, &ContainedElements, ExtendLength);
//ChassisSkuNumber
- *((UINT8 *)SmbiosRecord + sizeof (SMBIOS_TABLE_TYPE3) + ExtendLength) = 5;
+ SkuNumberField = (UINT8 *)SmbiosRecord +
+ sizeof (SMBIOS_TABLE_TYPE3) -
+ sizeof (CONTAINED_ELEMENT) + ExtendLength;
+
+ *SkuNumberField = 5;
OptionalStrStart = (CHAR8 *)((UINT8 *)SmbiosRecord + sizeof
(SMBIOS_TABLE_TYPE3) +
ExtendLength + 1);
--
2.26.2
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