diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 5298dbbb5341..86b69bd94b4c 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2505,6 +2505,21 @@ static void ieee80211_csa_switch_work(struct wiphy *wiphy, } } + /* + * It is not necessary to reset these timers if any link does not + * have an active CSA and that link still receives the beacons + * when other links have active CSA. + */ + for_each_link_data(sdata, link) { + if (!link->conf->csa_active) + return; + } + + /* + * Reset the beacon monitor and connection monitor timers when CSA + * is active for all links in MLO when channel switch occurs in all + * the links. + */ ieee80211_sta_reset_beacon_monitor(sdata); ieee80211_sta_reset_conn_monitor(sdata); } @@ -8473,16 +8488,32 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata) } } +static bool +ieee80211_is_csa_in_progress(struct ieee80211_sub_if_data *sdata) +{ + /* + * In MLO, check the CSA flags 'active' and 'waiting_bcn' for all + * the links. + */ + struct ieee80211_link_data *link; + + guard(rcu)(); + + for_each_link_data_rcu(sdata, link) { + if (!(link->conf->csa_active && + !link->u.mgd.csa.waiting_bcn)) + return false; + } + + return true; +} + static void ieee80211_sta_bcn_mon_timer(struct timer_list *t) { struct ieee80211_sub_if_data *sdata = timer_container_of(sdata, t, u.mgd.bcn_mon_timer); - if (WARN_ON(ieee80211_vif_is_mld(&sdata->vif))) - return; - - if (sdata->vif.bss_conf.csa_active && - !sdata->deflink.u.mgd.csa.waiting_bcn) + if (ieee80211_is_csa_in_progress(sdata)) return; if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER)