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authorlzeng14 <lzeng14@6f19259b-4bc3-4df7-8a09-765794883524>2012-06-18 01:34:27 +0000
committerlzeng14 <lzeng14@6f19259b-4bc3-4df7-8a09-765794883524>2012-06-18 01:34:27 +0000
commitd69a7bc71207e4e607cfbde652d63adad7c0bd2d (patch)
tree9fe101b55d6762911c567aa62e682b592331d916 /MdeModulePkg
parenta7a8363d86ec8ad445fb73619b1ca5cac4e56a86 (diff)
downloadedk2-platforms-d69a7bc71207e4e607cfbde652d63adad7c0bd2d.tar.xz
Fix potential memory leak issue.
Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13458 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg')
-rw-r--r--MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableSmm/FirmwarePerformanceSmm.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableSmm/FirmwarePerformanceSmm.c b/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableSmm/FirmwarePerformanceSmm.c
index 6de22d4a1c..771c7f95d9 100644
--- a/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableSmm/FirmwarePerformanceSmm.c
+++ b/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableSmm/FirmwarePerformanceSmm.c
@@ -101,14 +101,15 @@ FpdtStatusCodeListenerSmm (
// Try to allocate big SMRAM data to store Boot record.
//
if (mSmramIsOutOfResource) {
+ ReleaseSpinLock (&mSmmFpdtLock);
return EFI_OUT_OF_RESOURCES;
}
- NewRecordBuffer = AllocatePool (mBootRecordSize + Data->Size + EXTENSION_RECORD_SIZE);
+ NewRecordBuffer = ReallocatePool (mBootRecordSize, mBootRecordSize + Data->Size + EXTENSION_RECORD_SIZE, mBootRecordBuffer);
if (NewRecordBuffer == NULL) {
+ ReleaseSpinLock (&mSmmFpdtLock);
mSmramIsOutOfResource = TRUE;
return EFI_OUT_OF_RESOURCES;
}
- CopyMem (NewRecordBuffer, mBootRecordBuffer, mBootRecordSize);
mBootRecordBuffer = NewRecordBuffer;
mBootRecordMaxSize = mBootRecordSize + Data->Size + EXTENSION_RECORD_SIZE;
}