==== //depot/user/rwatson/netperf/sys/kern/kern_conf.c#3 - /home/robert/p4/rwatson_netperf/sys/kern/kern_conf.c ====
@@ -693,6 +693,16 @@
 	LIST_HEAD(,cdev)	head;
 };
 
+void
+clone_setup(struct clonedevs **cdp)
+{
+	struct clonedevs *cd;
+
+	cd = malloc(sizeof *cd, M_DEVBUF, M_WAITOK | M_ZERO);
+	LIST_INIT(&cd->head);
+	*cdp = cd;
+}
+
 int
 clone_create(struct clonedevs **cdp, struct cdevsw *csw, int *up, dev_t *dp, u_int extra)
 {
@@ -709,10 +719,11 @@
 		find_major(csw);
 	/* if clonedevs have not been initialized, we do it here */
 	cd = *cdp;
+	/* compatibility for old API, this will go away */
 	if (cd == NULL) {
-		cd = malloc(sizeof *cd, M_DEVBUF, M_WAITOK | M_ZERO);
-		LIST_INIT(&cd->head);
-		*cdp = cd;
+		printf("clone_create: old API use\n");
+		clone_setup(cdp);
+		cd = *cdp;
 	}
 
 	/*