From: Min M Xu <min.m...@intel.com>
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4237
The handle of mQemuAcpiHandle is not needed for anything, beyond the
scope of the InstallQemuFwCfgTables(). So a local variable will
suffice for storing the handle.
Cc: Laszlo Ersek <ler...@redhat.com>
Cc: Erdem Aktas <erdemak...@google.com>
Cc: James Bottomley <j...@linux.ibm.com>
Cc: Jiewen Yao <jiewen....@intel.com>
Cc: Gerd Hoffmann <kra...@redhat.com>
Cc: Tom Lendacky <thomas.lenda...@amd.com>
Reported-by: Laszlo Ersek <ler...@redhat.com>
Signed-off-by: Min Xu <min.m...@intel.com>
---
OvmfPkg/AcpiPlatformDxe/QemuFwCfgAcpi.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/OvmfPkg/AcpiPlatformDxe/QemuFwCfgAcpi.c
b/OvmfPkg/AcpiPlatformDxe/QemuFwCfgAcpi.c
index 1a3852904df9..693cb8c8a83e 100644
--- a/OvmfPkg/AcpiPlatformDxe/QemuFwCfgAcpi.c
+++ b/OvmfPkg/AcpiPlatformDxe/QemuFwCfgAcpi.c
@@ -20,7 +20,6 @@
#include <Library/UefiBootServicesTableLib.h> // gBS
#include "AcpiPlatform.h"
-EFI_HANDLE mQemuAcpiHandle = NULL;
//
// The user structure for the ordered collection that will track the fw_cfg
@@ -1101,6 +1100,9 @@ InstallQemuFwCfgTables (
ORDERED_COLLECTION_ENTRY *TrackerEntry, *TrackerEntry2;
ORDERED_COLLECTION *SeenPointers;
ORDERED_COLLECTION_ENTRY *SeenPointerEntry, *SeenPointerEntry2;
+ EFI_HANDLE QemuAcpiHandle;
+
+ QemuAcpiHandle = NULL;
Status = QemuFwCfgFindFile ("etc/table-loader", &FwCfgItem, &FwCfgSize);
if (EFI_ERROR (Status)) {
@@ -1279,7 +1281,7 @@ UninstallAcpiTables:
// ready.
//
gBS->InstallProtocolInterface (
- &mQemuAcpiHandle,
+ &QemuAcpiHandle,
&gQemuAcpiTableNotifyProtocolGuid,
EFI_NATIVE_INTERFACE,
NULL
--
2.29.2.windows.2
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