PERFORCE change 154927 for review

[Weongyo Jeong]

http://perforce.freebsd.org/chv.cgi?CH=154927

Change 154927 by weongyo at weongyo_ws on 2008/12/18 11:57:57

	fix a fault that sometimes ndis_getstate_80211() function is called
	just after the attach is done.
	
	Should be committed into HEAD.

Affected files ...

.. //depot/projects/ndisusb/sys/dev/if_ndis/if_ndis.c#10 edit

Differences ...

==== //depot/projects/ndisusb/sys/dev/if_ndis/if_ndis.c#10 (text+ko) ====

@@ -2699,6 +2699,8 @@
 	ifp = sc->ifp;
 	ic = ifp->if_l2com;
 	vap = TAILQ_FIRST(&ic->ic_vaps);
+	if (vap == NULL)
+		return;
 	ni = vap->iv_bss;
 
 	if (!NDIS_INITIALIZED(sc))