diff options
-rw-r--r-- | MdePkg/Library/UefiLib/Acpi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/MdePkg/Library/UefiLib/Acpi.c b/MdePkg/Library/UefiLib/Acpi.c index 4df6731ff0..59a828835c 100644 --- a/MdePkg/Library/UefiLib/Acpi.c +++ b/MdePkg/Library/UefiLib/Acpi.c @@ -67,7 +67,7 @@ ScanTableInSDT ( EntryPtr = 0;
CopyMem (&EntryPtr, (VOID *)(BasePtr + Index * TablePointerSize), TablePointerSize);
Table = (EFI_ACPI_COMMON_HEADER *)((UINTN)(EntryPtr));
- if (Table->Signature == Signature) {
+ if ((Table != NULL) && (Table->Signature == Signature)) {
if (PreviousTable != NULL) {
if (Table == PreviousTable) {
*PreviousTableLocated = TRUE;
|