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| author | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-02-28 17:20:34 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-02-28 17:20:34 +0000 |
| commit | 5ed2368498307ee0f635012fefb58c51feb98bd5 (patch) | |
| tree | 537d090047340357a98c449f87b9001b4bebffa1 /ArmPkg/Library | |
| parent | 3b73c91b65a2da28ea2a836a7e4b10535d93f141 (diff) | |
| download | edk2-5ed2368498307ee0f635012fefb58c51feb98bd5.tar.gz edk2-5ed2368498307ee0f635012fefb58c51feb98bd5.tar.bz2 edk2-5ed2368498307ee0f635012fefb58c51feb98bd5.zip | |
ArmPkg/ArmLib: Fixed 'ArmConfigureMmu()' to avoid overflow when an entry is mapped at 0xFFFFFFFF
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13056 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPkg/Library')
| -rw-r--r-- | ArmPkg/Library/ArmLib/ArmV7/ArmV7Mmu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/ArmPkg/Library/ArmLib/ArmV7/ArmV7Mmu.c b/ArmPkg/Library/ArmLib/ArmV7/ArmV7Mmu.c index f57e48b3a5..69f360c3a6 100644 --- a/ArmPkg/Library/ArmLib/ArmV7/ArmV7Mmu.c +++ b/ArmPkg/Library/ArmLib/ArmV7/ArmV7Mmu.c @@ -1,7 +1,7 @@ /** @file
* File managing the MMU for ARMv7 architecture
*
-* Copyright (c) 2011, ARM Limited. All rights reserved.
+* Copyright (c) 2011-2012, ARM Limited. All rights reserved.
*
* This program and the accompanying materials
* are licensed and made available under the terms and conditions of the BSD License
@@ -235,7 +235,7 @@ ArmConfigureMmu ( TranslationTableAttribute = (ARM_MEMORY_REGION_ATTRIBUTES)0;
while (MemoryTable->Length != 0) {
// Find the memory attribute for the Translation Table
- if ((TranslationTable >= MemoryTable->PhysicalBase) && (TranslationTable < MemoryTable->PhysicalBase + MemoryTable->Length)) {
+ if ((TranslationTable >= MemoryTable->PhysicalBase) && (TranslationTable <= MemoryTable->PhysicalBase - 1 + MemoryTable->Length)) {
TranslationTableAttribute = MemoryTable->Attributes;
}
|