1 files changed, 4 insertions, 13 deletions
diff --git a/include/sysemu/vhost-user-backend.h b/include/sysemu/vhost-user-backend.h
index 9abf8f06a1..23205edeb8 100644
--- a/include/sysemu/vhost-user-backend.h
+++ b/include/sysemu/vhost-user-backend.h
@@ -22,19 +22,10 @@
 #include "io/channel.h"
 
 #define TYPE_VHOST_USER_BACKEND "vhost-user-backend"
-#define VHOST_USER_BACKEND(obj) \
-    OBJECT_CHECK(VhostUserBackend, (obj), TYPE_VHOST_USER_BACKEND)
-#define VHOST_USER_BACKEND_GET_CLASS(obj) \
-    OBJECT_GET_CLASS(VhostUserBackendClass, (obj), TYPE_VHOST_USER_BACKEND)
-#define VHOST_USER_BACKEND_CLASS(klass) \
-    OBJECT_CLASS_CHECK(VhostUserBackendClass, (klass), TYPE_VHOST_USER_BACKEND)
-
-typedef struct VhostUserBackend VhostUserBackend;
-typedef struct VhostUserBackendClass VhostUserBackendClass;
-
-struct VhostUserBackendClass {
-    ObjectClass parent_class;
-};
+OBJECT_DECLARE_SIMPLE_TYPE(VhostUserBackend, vhost_user_backend,
+                           VHOST_USER_BACKEND, ObjectClass)
+
+
 
 struct VhostUserBackend {
     /* private */