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path: root/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c
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Diffstat (limited to 'ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c')
-rw-r--r--ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c b/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c
index f6bb3fb2c1..95bf10bcb2 100644
--- a/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c
+++ b/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c
@@ -265,7 +265,7 @@ GetMemoryRegionRec (
BlockEntry = (UINT64*)TT_GET_ENTRY_FOR_ADDRESS (TranslationTable, TableLevel, *BaseAddress);
EntryType = *BlockEntry & TT_TYPE_MASK;
- if (EntryType == TT_TYPE_TABLE_ENTRY) {
+ if ((TableLevel < 3) && (EntryType == TT_TYPE_TABLE_ENTRY)) {
NextTranslationTable = (UINT64*)(*BlockEntry & TT_ADDRESS_MASK_DESCRIPTION_TABLE);
// The entry is a page table, so we go to the next level