6 files changed, 7 insertions, 7 deletions
diff --git a/hw/acpi/erst.c b/hw/acpi/erst.c
index 2e49b551f2..90148ec9dc 100644
--- a/hw/acpi/erst.c
+++ b/hw/acpi/erst.c
@@ -1018,7 +1018,7 @@ static const Property erst_properties[] = {
                      default_record_size, ERST_RECORD_SIZE),
 };
 
-static void erst_class_init(ObjectClass *klass, void *data)
+static void erst_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
diff --git a/hw/acpi/generic_event_device.c b/hw/acpi/generic_event_device.c
index c85d97ca37..f589e79a2b 100644
--- a/hw/acpi/generic_event_device.c
+++ b/hw/acpi/generic_event_device.c
@@ -469,7 +469,7 @@ static void acpi_ged_initfn(Object *obj)
     sysbus_init_mmio(sbd, &ged_st->regs);
 }
 
-static void acpi_ged_class_init(ObjectClass *class, void *data)
+static void acpi_ged_class_init(ObjectClass *class, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(class);
     HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(class);
diff --git a/hw/acpi/pci.c b/hw/acpi/pci.c
index f88f450af3..d511a85029 100644
--- a/hw/acpi/pci.c
+++ b/hw/acpi/pci.c
@@ -133,7 +133,7 @@ static void acpi_generic_initiator_set_node(Object *obj, Visitor *v,
     ms->numa_state->nodes[gi->node].has_gi = true;
 }
 
-static void acpi_generic_initiator_class_init(ObjectClass *oc, void *data)
+static void acpi_generic_initiator_class_init(ObjectClass *oc, const void *data)
 {
     object_class_property_add_str(oc, "pci-dev", NULL,
         acpi_generic_initiator_set_pci_device);
@@ -247,7 +247,7 @@ static void acpi_generic_port_set_node(Object *obj, Visitor *v,
     gp->node = value;
 }
 
-static void acpi_generic_port_class_init(ObjectClass *oc, void *data)
+static void acpi_generic_port_class_init(ObjectClass *oc, const void *data)
 {
     object_class_property_add_str(oc, "pci-bus", NULL,
         acpi_generic_port_set_pci_bus);
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c
index 6d023e595b..5860e8408b 100644
--- a/hw/acpi/piix4.c
+++ b/hw/acpi/piix4.c
@@ -619,7 +619,7 @@ static const Property piix4_pm_properties[] = {
                       not_migrate_acpi_index, false),
 };
 
-static void piix4_pm_class_init(ObjectClass *klass, void *data)
+static void piix4_pm_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
diff --git a/hw/acpi/vmclock.c b/hw/acpi/vmclock.c
index 7387e5c9ca..c582c0c1f8 100644
--- a/hw/acpi/vmclock.c
+++ b/hw/acpi/vmclock.c
@@ -154,7 +154,7 @@ static void vmclock_realize(DeviceState *dev, Error **errp)
     vmclock_update_guest(vms);
 }
 
-static void vmclock_device_class_init(ObjectClass *klass, void *data)
+static void vmclock_device_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 
diff --git a/hw/acpi/vmgenid.c b/hw/acpi/vmgenid.c
index 008768e036..fac3d6d97e 100644
--- a/hw/acpi/vmgenid.c
+++ b/hw/acpi/vmgenid.c
@@ -218,7 +218,7 @@ static const Property vmgenid_device_properties[] = {
     DEFINE_PROP_UUID(VMGENID_GUID, VmGenIdState, guid),
 };
 
-static void vmgenid_device_class_init(ObjectClass *klass, void *data)
+static void vmgenid_device_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);