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-rw-r--r--hw/isa/piix.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/hw/isa/piix.c b/hw/isa/piix.c
index 7fc9e3ec9d..2c6e76f97c 100644
--- a/hw/isa/piix.c
+++ b/hw/isa/piix.c
@@ -417,7 +417,7 @@ static const Property pci_piix_props[] = {
     DEFINE_PROP_BOOL("smm-enabled", PIIXState, smm_enabled, false),
 };
 
-static void pci_piix_class_init(ObjectClass *klass, void *data)
+static void pci_piix_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
@@ -464,7 +464,7 @@ static void piix3_init(Object *obj)
     object_initialize_child(obj, "ide", &d->ide, TYPE_PIIX3_IDE);
 }
 
-static void piix3_class_init(ObjectClass *klass, void *data)
+static void piix3_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
@@ -494,7 +494,7 @@ static void piix4_init(Object *obj)
     object_initialize_child(obj, "ide", &s->ide, TYPE_PIIX4_IDE);
 }
 
-static void piix4_class_init(ObjectClass *klass, void *data)
+static void piix4_class_init(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);