1 files changed, 5 insertions, 4 deletions
diff --git a/include/hw/ppc/spapr_tpm_proxy.h b/include/hw/ppc/spapr_tpm_proxy.h
index c574e22ba4..300c81b1f0 100644
--- a/include/hw/ppc/spapr_tpm_proxy.h
+++ b/include/hw/ppc/spapr_tpm_proxy.h
@@ -17,15 +17,16 @@
 #include "hw/qdev-core.h"
 
 #define TYPE_SPAPR_TPM_PROXY "spapr-tpm-proxy"
-#define SPAPR_TPM_PROXY(obj) OBJECT_CHECK(SpaprTpmProxy, (obj), \
-                                          TYPE_SPAPR_TPM_PROXY)
+typedef struct SpaprTpmProxy SpaprTpmProxy;
+DECLARE_INSTANCE_CHECKER(SpaprTpmProxy, SPAPR_TPM_PROXY,
+                         TYPE_SPAPR_TPM_PROXY)
 
-typedef struct SpaprTpmProxy {
+struct SpaprTpmProxy {
     /*< private >*/
     DeviceState parent;
 
     char *host_path;
     int host_fd;
-} SpaprTpmProxy;
+};
 
 #endif /* HW_SPAPR_TPM_PROXY_H */