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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>
This commit is contained in:
Eliad Peller 2015-01-07 17:50:11 +02:00 committed by Johannes Berg
parent e7f2337ae7
commit 2726f23d2d
1 changed files with 1 additions and 1 deletions
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2
net/mac80211/scan.c
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@ -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)) {