diff options
Diffstat (limited to 'net/wireless/mlme.c')
| -rw-r--r-- | net/wireless/mlme.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index ac2e5e732d94..450be1ec70b8 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -905,13 +905,13 @@ void cfg80211_dfs_channels_update_work(struct work_struct *work) } -void cfg80211_radar_event(struct wiphy *wiphy, - struct cfg80211_chan_def *chandef, - gfp_t gfp) +void __cfg80211_radar_event(struct wiphy *wiphy, + struct cfg80211_chan_def *chandef, + bool offchan, gfp_t gfp) { struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy); - trace_cfg80211_radar_event(wiphy, chandef); + trace_cfg80211_radar_event(wiphy, chandef, offchan); /* only set the chandef supplied channel to unavailable, in * case the radar is detected on only one of multiple channels @@ -919,6 +919,9 @@ void cfg80211_radar_event(struct wiphy *wiphy, */ cfg80211_set_dfs_state(wiphy, chandef, NL80211_DFS_UNAVAILABLE); + if (offchan) + queue_work(cfg80211_wq, &rdev->offchan_cac_abort_wk); + cfg80211_sched_dfs_chan_update(rdev); nl80211_radar_notify(rdev, chandef, NL80211_RADAR_DETECTED, NULL, gfp); @@ -926,7 +929,7 @@ void cfg80211_radar_event(struct wiphy *wiphy, memcpy(&rdev->radar_chandef, chandef, sizeof(struct cfg80211_chan_def)); queue_work(cfg80211_wq, &rdev->propagate_radar_detect_wk); } -EXPORT_SYMBOL(cfg80211_radar_event); +EXPORT_SYMBOL(__cfg80211_radar_event); void cfg80211_cac_event(struct net_device *netdev, const struct cfg80211_chan_def *chandef, @@ -998,7 +1001,8 @@ __cfg80211_offchan_cac_event(struct cfg80211_registered_device *rdev, rdev->offchan_radar_wdev = NULL; break; case NL80211_RADAR_CAC_ABORTED: - cancel_delayed_work(&rdev->offchan_cac_done_wk); + if (!cancel_delayed_work(&rdev->offchan_cac_done_wk)) + return; wdev = rdev->offchan_radar_wdev; rdev->offchan_radar_wdev = NULL; break; |