mac80211: restore AP scan patch

Signed-off-by: Dmitry Ivanov <dima@ubnt.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@46535 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/kernel/mac80211/patches/210-ap_scan.patch

+--- a/net/mac80211/cfg.c
++++ b/net/mac80211/cfg.c
+@@ -2008,7 +2008,7 @@ static int ieee80211_scan(struct wiphy *
+ 		 * the  frames sent while scanning on other channel will be
+ 		 * lost)
+ 		 */
+-		if (sdata->u.ap.beacon &&
++		if (0 && sdata->u.ap.beacon &&
+ 		    (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
+ 		     !(req->flags & NL80211_SCAN_FLAG_AP)))
+ 			return -EOPNOTSUPP;