Index: src/sys/dev/wpi/if_wpi.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/wpi/if_wpi.c,v
retrieving revision 1.27
diff -u -r1.27 if_wpi.c
--- src/sys/dev/wpi/if_wpi.c	10 Jul 2009 15:28:33 -0000	1.27
+++ src/sys/dev/wpi/if_wpi.c	23 Sep 2009 14:27:38 -0000
@@ -713,13 +713,13 @@
 {
 	struct wpi_softc *sc = device_get_softc(dev);
 	struct ifnet *ifp = sc->sc_ifp;
-	struct ieee80211com *ic = ifp->if_l2com;
+	struct ieee80211com *ic;
 	int ac;
 
-	ieee80211_draintask(ic, &sc->sc_restarttask);
-	ieee80211_draintask(ic, &sc->sc_radiotask);
-
 	if (ifp != NULL) {
+		ic = ifp->if_l2com;
+		ieee80211_draintask(ic, &sc->sc_restarttask);
+		ieee80211_draintask(ic, &sc->sc_radiotask);
 		wpi_stop(sc);
 		callout_drain(&sc->watchdog_to);
 		callout_drain(&sc->calib_to);