mac80211: rename scan_state to next_scan_state

Rename scan_state to next_scan_state to better reflect
what it is used for.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index efda19e..c6b25cb7 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -715,7 +715,7 @@
 	int scan_channel_idx;
 	int scan_ies_len;
 
-	enum mac80211_scan_state scan_state;
+	enum mac80211_scan_state next_scan_state;
 	struct delayed_work scan_work;
 	struct ieee80211_sub_if_data *scan_sdata;
 	enum nl80211_channel_type oper_channel_type;