diff --git a/sys/net/if_tapvar.h b/sys/net/if_tapvar.h
index ae6c3cd442e1..5b7312f02dc5 100644
--- a/sys/net/if_tapvar.h
+++ b/sys/net/if_tapvar.h
@@ -44,8 +44,6 @@
 struct tap_softc {
 	struct arpcom	arpcom;			/* ethernet common data      */
 #define tap_if		arpcom.ac_if
-	struct resource	*tap_unit;		/* unit                      */
-
 	u_short		tap_flags;		/* misc flags                */
 #define	TAP_OPEN	(1 << 0)
 #define	TAP_INITED	(1 << 1)
diff --git a/sys/net/if_tun.c b/sys/net/if_tun.c
index 3bedf1c130a9..78aa6548b310 100644
--- a/sys/net/if_tun.c
+++ b/sys/net/if_tun.c
@@ -57,7 +57,6 @@
 
 struct tun_softc {
 	TAILQ_ENTRY(tun_softc)	tun_list;
-	int			tun_unit;
 	dev_t			tun_dev;
 	u_short	tun_flags;		/* misc flags */
 #define	TUN_OPEN	0x0001