hw/arm/virt-acpi-build:Remove dead assignment in build_madt()

Clang static code analyzer show warning:
hw/arm/virt-acpi-build.c:641:5: warning: Value stored to 'madt' is never read
    madt = acpi_data_push(table_data, sizeof *madt);
    ^      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Chen Qun <kuhn.chenqun@huawei.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Li Qiang <liq3ea@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20200827110311.164316-2-kuhn.chenqun@huawei.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index 0a482ff..9efd7a3 100644 (file)
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -633,12 +633,11 @@ build_madt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
     int madt_start = table_data->len;
     const MemMapEntry *memmap = vms->memmap;
     const int *irqmap = vms->irqmap;
-    AcpiMultipleApicTable *madt;
     AcpiMadtGenericDistributor *gicd;
     AcpiMadtGenericMsiFrame *gic_msi;
     int i;
 
-    madt = acpi_data_push(table_data, sizeof *madt);
+    acpi_data_push(table_data, sizeof(AcpiMultipleApicTable));
 
     gicd = acpi_data_push(table_data, sizeof *gicd);
     gicd->type = ACPI_APIC_GENERIC_DISTRIBUTOR;