ArmPkg: Fix Ecc error 5007 in ArmCacheMaintenanceLib

[mirror_edk2.git] / ArmPkg / Library / ArmCacheMaintenanceLib / ArmCacheMaintenanceLib.c

diff --git a/ArmPkg/Library/ArmCacheMaintenanceLib/ArmCacheMaintenanceLib.c b/ArmPkg/Library/ArmCacheMaintenanceLib/ArmCacheMaintenanceLib.c
index 440a5c372566bc28fc1e748eecf1b124fb995f8e..db9290f275db59cd0097d9a07f5845376d322caf 100644 (file)
--- a/ArmPkg/Library/ArmCacheMaintenanceLib/ArmCacheMaintenanceLib.c
+++ b/ArmPkg/Library/ArmCacheMaintenanceLib/ArmCacheMaintenanceLib.c
@@ -1,7 +1,7 @@
 /** @file\r
 \r
   Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
-  Copyright (c) 2011 - 2014, ARM Limited. All rights reserved.\r
+  Copyright (c) 2011 - 2021, ARM Limited. All rights reserved.\r
 \r
   SPDX-License-Identifier: BSD-2-Clause-Patent\r
 \r
@@ -20,11 +20,14 @@ CacheRangeOperation (
   IN  UINTN           LineLength\r
   )\r
 {\r
-  UINTN ArmCacheLineAlignmentMask  = LineLength - 1;\r
-\r
+  UINTN ArmCacheLineAlignmentMask;\r
   // Align address (rounding down)\r
-  UINTN AlignedAddress = (UINTN)Start - ((UINTN)Start & ArmCacheLineAlignmentMask);\r
-  UINTN EndAddress     = (UINTN)Start + Length;\r
+  UINTN AlignedAddress;\r
+  UINTN EndAddress;\r
+\r
+  ArmCacheLineAlignmentMask = LineLength - 1;\r
+  AlignedAddress = (UINTN)Start - ((UINTN)Start & ArmCacheLineAlignmentMask);\r
+  EndAddress     = (UINTN)Start + Length;\r
 \r
   // Perform the line operation on an address in each cache line\r
   while (AlignedAddress < EndAddress) {\r