net/mac80211/scan.c: removes unnecessary semicolon

removes unnecessary semicolon

Found by Coccinelle: http://coccinelle.lip6.fr/

Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index e9b1929..c4cdbde 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -407,7 +407,7 @@
 	enum ieee80211_band band = local->hw.conf.channel->band;
 
 	sdata = rcu_dereference_protected(local->scan_sdata,
-					  lockdep_is_held(&local->mtx));;
+					  lockdep_is_held(&local->mtx));
 
 	for (i = 0; i < local->scan_req->n_ssids; i++)
 		ieee80211_send_probe_req(