[MAC80211]: remove spy wext ioctls

mac80211 never calls wireless_spy_update so these aren't
useful.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Michael Wu <flamingice@sourmilk.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/mac80211/ieee80211_ioctl.c

@@ -1268,10 +1268,10 @@ static const iw_handler ieee80211_handler[] =
 	(iw_handler) NULL /* kernel code */,		/* SIOCGIWPRIV */
 	(iw_handler) NULL /* not used */,		/* SIOCSIWSTATS */
 	(iw_handler) NULL /* kernel code */,		/* SIOCGIWSTATS */
-	iw_handler_set_spy,				/* SIOCSIWSPY */
-	iw_handler_get_spy,				/* SIOCGIWSPY */
-	iw_handler_set_thrspy,				/* SIOCSIWTHRSPY */
-	iw_handler_get_thrspy,				/* SIOCGIWTHRSPY */
+	(iw_handler) NULL,				/* SIOCSIWSPY */
+	(iw_handler) NULL,				/* SIOCGIWSPY */
+	(iw_handler) NULL,				/* SIOCSIWTHRSPY */
+	(iw_handler) NULL,				/* SIOCGIWTHRSPY */
 	(iw_handler) ieee80211_ioctl_siwap,		/* SIOCSIWAP */
 	(iw_handler) ieee80211_ioctl_giwap,		/* SIOCGIWAP */
 	(iw_handler) ieee80211_ioctl_siwmlme,		/* SIOCSIWMLME */