Commit 2726f23d authored Jan 07, 2015 by Eliad Peller Committed by Johannes Berg Jan 14, 2015

mac80211: don't defer scans in case of radar detection



Radar detection can last indefinite time. There is no
point in deferring a scan request in this case - simply
return -EBUSY.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

parent e7f2337a

net/mac80211/scan.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -505,7 +505,7 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata,

		lockdep_assert_held(&local->mtx);

		if (local->scan_req)
		if (local->scan_req \|\| ieee80211_is_radar_required(local))
		return -EBUSY;

		if (!ieee80211_can_scan(local, sdata)) {