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authorJeff Fan <jeff.fan@intel.com>2015-12-10 07:31:51 +0000
committervanjeff <vanjeff@Edk2>2015-12-10 07:31:51 +0000
commit8cdd99bb2f9628037ca339b273c273a7c7c4cdb5 (patch)
tree1c62a377c2d56f55c07b8c1c0a754e8f4108f3e8 /UefiCpuPkg/Library
parente01bbd9f84666a8d0f1d364e7301b99e72ce8f44 (diff)
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UefiCpuPkg/MtrrLib:Initialize local variables before use them
(Sync patch r19183 from main trunk.) Cc: Shumin Qiu <shumin.qiu@intel.com> Cc: Michael Kinney <michael.d.kinney@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jeff Fan <jeff.fan@intel.com> Reviewed-by: Shumin Qiu <shumin.qiu@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/branches/UDK2015@19211 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'UefiCpuPkg/Library')
-rw-r--r--UefiCpuPkg/Library/MtrrLib/MtrrLib.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/UefiCpuPkg/Library/MtrrLib/MtrrLib.c b/UefiCpuPkg/Library/MtrrLib/MtrrLib.c
index f5b3460f13..199e165d46 100644
--- a/UefiCpuPkg/Library/MtrrLib/MtrrLib.c
+++ b/UefiCpuPkg/Library/MtrrLib/MtrrLib.c
@@ -1489,7 +1489,9 @@ MtrrSetMemoryAttributeWorker (
UINT64 NewValue;
MTRR_VARIABLE_SETTINGS *VariableSettings;
- MtrrContextValid = FALSE;
+ MtrrContextValid = FALSE;
+ VariableMtrrCount = 0;
+ ZeroMem (&WorkingFixedSettings, sizeof (WorkingFixedSettings));
for (Index = 0; Index < MTRR_NUMBER_OF_FIXED_MTRR; Index++) {
FixedSettingsValid[Index] = FALSE;
FixedSettingsModified[Index] = FALSE;