stasis_system: Remove silly usage of RAII_VAR.

Change-Id: Iedbe5656cee68cd3a96a953558764aa02d4a0c3b

main/stasis_system.c

@@ -119,9 +119,9 @@ STASIS_MESSAGE_TYPE_DEFN(ast_cluster_discovery_type);
 
 void ast_system_publish_registry(const char *channeltype, const char *username, const char *domain, const char *status, const char *cause)
 {
-	RAII_VAR(struct ast_json *, registry, NULL, ast_json_unref);
-	RAII_VAR(struct ast_json_payload *, payload, NULL, ao2_cleanup);
-	RAII_VAR(struct stasis_message *, message, NULL, ao2_cleanup);
+	struct ast_json *registry;
+	struct ast_json_payload *payload;
+	struct stasis_message *message;
 
 	if (!ast_system_registry_type()) {
 		return;
@@ -135,15 +135,20 @@ void ast_system_publish_registry(const char *channeltype, const char *username,
 		"status", status,
 		"cause", S_OR(cause, ""));
 
-	if (!(payload = ast_json_payload_create(registry))) {
+	payload = ast_json_payload_create(registry);
+	ast_json_unref(registry);
+	if (!payload) {
 		return;
 	}
 
-	if (!(message = stasis_message_create(ast_system_registry_type(), payload))) {
+	message = stasis_message_create(ast_system_registry_type(), payload);
+	ao2_ref(payload, -1);
+	if (!message) {
 		return;
 	}
 
 	stasis_publish(ast_system_topic(), message);
+	ao2_ref(message, -1);
 }
 
 static struct ast_manager_event_blob *system_registry_to_ami(struct stasis_message *message)