1 files changed, 6 insertions, 4 deletions
diff --git a/hw/i2c/smbus_ich9.c b/hw/i2c/smbus_ich9.c
index 48f1ff4191..2d4578511d 100644
--- a/hw/i2c/smbus_ich9.c
+++ b/hw/i2c/smbus_ich9.c
@@ -28,17 +28,19 @@
 #include "qemu/module.h"
 
 #include "hw/i386/ich9.h"
+#include "qom/object.h"
 
-#define ICH9_SMB_DEVICE(obj) \
-     OBJECT_CHECK(ICH9SMBState, (obj), TYPE_ICH9_SMB_DEVICE)
+typedef struct ICH9SMBState ICH9SMBState;
+DECLARE_INSTANCE_CHECKER(ICH9SMBState, ICH9_SMB_DEVICE,
+                         TYPE_ICH9_SMB_DEVICE)
 
-typedef struct ICH9SMBState {
+struct ICH9SMBState {
     PCIDevice dev;
 
     bool irq_enabled;
 
     PMSMBus smb;
-} ICH9SMBState;
+};
 
 static bool ich9_vmstate_need_smbus(void *opaque, int version_id)
 {