diff --git a/sys/mips/adm5120/if_admsw.c b/sys/mips/adm5120/if_admsw.c
index 1f6a4b313d31..71971cdd7a8f 100644
--- a/sys/mips/adm5120/if_admsw.c
+++ b/sys/mips/adm5120/if_admsw.c
@@ -133,8 +133,6 @@ static int	admsw_ioctl(struct ifnet *, u_long, caddr_t);
 static void	admsw_init(void *);
 static void	admsw_stop(struct ifnet *, int);
 
-static void	admsw_shutdown(void *);
-
 static void	admsw_reset(struct admsw_softc *);
 static void	admsw_set_filter(struct admsw_softc *);
 
@@ -153,6 +151,7 @@ static int	admsw_intr(void *);
 static int	admsw_probe(device_t dev);
 static int	admsw_attach(device_t dev);
 static int	admsw_detach(device_t dev);
+static int	admsw_shutdown(device_t dev);
 
 static void
 admsw_dma_map_addr(void *arg, bus_dma_segment_t *segs, int nseg, int error)
@@ -571,14 +570,17 @@ admsw_detach(device_t dev)
  *
  *	Make sure the interface is stopped at reboot time.
  */
-static void
-admsw_shutdown(void *arg)
+static int
+admsw_shutdown(device_t dev)
 {
-	struct admsw_softc *sc = arg;
+	struct admsw_softc *sc;
 	int i;
 
+	sc = device_get_softc(dev);
 	for (i = 0; i < SW_DEVS; i++)
 		admsw_stop(sc->sc_ifnet[i], 1);
+
+	return (0);
 }
 
 /*
diff --git a/sys/mips/idt/if_kr.c b/sys/mips/idt/if_kr.c
index 45378b00c8d0..bbc800fd3e1d 100644
--- a/sys/mips/idt/if_kr.c
+++ b/sys/mips/idt/if_kr.c
@@ -89,7 +89,7 @@ static void kr_reset(struct kr_softc *);
 static int kr_resume(device_t);
 static int kr_rx_ring_init(struct kr_softc *);
 static int kr_tx_ring_init(struct kr_softc *);
-static void kr_shutdown(device_t);
+static int kr_shutdown(device_t);
 static void kr_start(struct ifnet *);
 static void kr_start_locked(struct ifnet *);
 static void kr_stop(struct kr_softc *);
@@ -392,7 +392,7 @@ kr_resume(device_t dev)
 	return 0;
 }
 
-static void
+static int
 kr_shutdown(device_t dev)
 {
 	struct kr_softc	*sc;
@@ -402,6 +402,8 @@ kr_shutdown(device_t dev)
 	KR_LOCK(sc);
 	kr_stop(sc);
 	KR_UNLOCK(sc);
+
+	return (0);
 }
 
 static int