1 files changed, 6 insertions, 4 deletions
diff --git a/backends/rng-egd.c b/backends/rng-egd.c
index 7aaa6ee239..d905fe657c 100644
--- a/backends/rng-egd.c
+++ b/backends/rng-egd.c
@@ -16,17 +16,19 @@
 #include "qapi/error.h"
 #include "qapi/qmp/qerror.h"
 #include "qemu/module.h"
+#include "qom/object.h"
 
 #define TYPE_RNG_EGD "rng-egd"
-#define RNG_EGD(obj) OBJECT_CHECK(RngEgd, (obj), TYPE_RNG_EGD)
+typedef struct RngEgd RngEgd;
+DECLARE_INSTANCE_CHECKER(RngEgd, RNG_EGD,
+                         TYPE_RNG_EGD)
 
-typedef struct RngEgd
-{
+struct RngEgd {
     RngBackend parent;
 
     CharBackend chr;
     char *chr_name;
-} RngEgd;
+};
 
 static void rng_egd_request_entropy(RngBackend *b, RngRequest *req)
 {