From dbd72850dcc9738b42a9762ef8c4a1a66b30d897 Mon Sep 17 00:00:00 2001 From: Michal Kazior Date: Wed, 29 Jan 2014 07:56:21 +0100 Subject: mac80211: add missing CSA locking The patch adds a missing sdata lock and adds a few lockdeps for easier maintenance. Signed-off-by: Michal Kazior Signed-off-by: Johannes Berg --- net/mac80211/iface.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'net/mac80211/iface.c') diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 3dfd20a453ab..8880bc8fce0d 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -822,7 +822,9 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, cancel_work_sync(&local->dynamic_ps_enable_work); cancel_work_sync(&sdata->recalc_smps); + sdata_lock(sdata); sdata->vif.csa_active = false; + sdata_unlock(sdata); cancel_work_sync(&sdata->csa_finalize_work); cancel_delayed_work_sync(&sdata->dfs_cac_timer_work); -- cgit v1.2.3