diff --git a/sys/compat/linuxkpi/common/include/linux/netdevice.h b/sys/compat/linuxkpi/common/include/linux/netdevice.h
--- a/sys/compat/linuxkpi/common/include/linux/netdevice.h
+++ b/sys/compat/linuxkpi/common/include/linux/netdevice.h
@@ -466,6 +466,8 @@
 
 #define	alloc_netdev(_l, _n, _f, _func)						\
 	linuxkpi_alloc_netdev(_l, _n, _f, _func)
+#define	alloc_netdev_dummy(_l)							\
+	linuxkpi_alloc_netdev(_l, "dummy", NET_NAME_UNKNOWN, NULL)
 #define	free_netdev(_n)								\
 	linuxkpi_free_netdev(_n)
 
diff --git a/sys/compat/linuxkpi/common/src/linux_netdev.c b/sys/compat/linuxkpi/common/src/linux_netdev.c
--- a/sys/compat/linuxkpi/common/src/linux_netdev.c
+++ b/sys/compat/linuxkpi/common/src/linux_netdev.c
@@ -409,7 +409,8 @@
 
 	/* This needs extending as we support more. */
 
-	setup_func(ndev);
+	if (setup_func != NULL)
+		setup_func(ndev);
 
 	return (ndev);
 }