1 files changed, 9 insertions, 27 deletions

diff --git a/hw/s390x/s390-skeys.c b/hw/s390x/s390-skeys.c
index 5024faf411..8f5159d85d 100644
--- a/hw/s390x/s390-skeys.c
+++ b/hw/s390x/s390-skeys.c
@@ -12,6 +12,7 @@
 #include "qemu/osdep.h"
 #include "qemu/units.h"
 #include "hw/boards.h"
+#include "hw/qdev-properties.h"
 #include "hw/s390x/storage-keys.h"
 #include "qapi/error.h"
 #include "qapi/qapi-commands-misc-target.h"
@@ -432,58 +433,39 @@ static int s390_storage_keys_load(QEMUFile *f, void *opaque, int version_id)
     return ret;
 }
 
-static inline bool s390_skeys_get_migration_enabled(Object *obj, Error **errp)
-{
-    S390SKeysState *ss = S390_SKEYS(obj);
-
-    return ss->migration_enabled;
-}
-
 static SaveVMHandlers savevm_s390_storage_keys = {
     .save_state = s390_storage_keys_save,
     .load_state = s390_storage_keys_load,
 };
 
-static inline void s390_skeys_set_migration_enabled(Object *obj, bool value,
-                                            Error **errp)
+static void s390_skeys_realize(DeviceState *dev, Error **errp)
 {
-    S390SKeysState *ss = S390_SKEYS(obj);
-
-    /* Prevent double registration of savevm handler */
-    if (ss->migration_enabled == value) {
-        return;
-    }
-
-    ss->migration_enabled = value;
+    S390SKeysState *ss = S390_SKEYS(dev);
 
     if (ss->migration_enabled) {
         register_savevm_live(TYPE_S390_SKEYS, 0, 1,
                              &savevm_s390_storage_keys, ss);
-    } else {
-        unregister_savevm(VMSTATE_IF(ss), TYPE_S390_SKEYS, ss);
     }
 }
 
-static void s390_skeys_instance_init(Object *obj)
-{
-    object_property_add_bool(obj, "migration-enabled",
-                             s390_skeys_get_migration_enabled,
-                             s390_skeys_set_migration_enabled);
-    object_property_set_bool(obj, "migration-enabled", true, NULL);
-}
+static Property s390_skeys_props[] = {
+    DEFINE_PROP_BOOL("migration-enabled", S390SKeysState, migration_enabled, true),
+    DEFINE_PROP_END_OF_LIST(),
+};
 
 static void s390_skeys_class_init(ObjectClass *oc, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(oc);
 
     dc->hotpluggable = false;
+    dc->realize = s390_skeys_realize;
+    device_class_set_props(dc, s390_skeys_props);
     set_bit(DEVICE_CATEGORY_MISC, dc->categories);
 }
 
 static const TypeInfo s390_skeys_info = {
     .name          = TYPE_S390_SKEYS,
     .parent        = TYPE_DEVICE,
-    .instance_init = s390_skeys_instance_init,
     .instance_size = sizeof(S390SKeysState),
     .class_init    = s390_skeys_class_init,
     .class_size    = sizeof(S390SKeysClass),