[MAC80211]: remove IEEE80211_CONF_SSID_HIDDEN

The IEEE80211_CONF_SSID_HIDDEN setting is not useful for any driver
we have and should be a per-interface setting anyway. Remove it.
Signed-off-by: NJohannes Berg <johannes@sipsolutions.net>
Signed-off-by: NMichael Wu <flamingice@sourmilk.net>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/net/mac80211.h

@@ -322,8 +322,7 @@ struct ieee80211_conf {
 
 #define IEEE80211_CONF_SHORT_SLOT_TIME	(1<<0) /* use IEEE 802.11g Short Slot
 						* Time */
-#define IEEE80211_CONF_SSID_HIDDEN	(1<<1) /* do not broadcast the ssid */
-#define IEEE80211_CONF_RADIOTAP		(1<<2) /* use radiotap if supported
+#define IEEE80211_CONF_RADIOTAP		(1<<1) /* use radiotap if supported
 						  check this bit at RX time */
 	u32 flags;			/* configuration flags defined above */