From: Mordechay Goodstein Date: Mon, 29 Nov 2021 13:32:42 +0000 (+0200) Subject: mac80211: update channel context before station state X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4dde3c3627b52ca515a34f6f4de3898224aa1dd3;p=linux.git mac80211: update channel context before station state Currently channel context is updated only after station got an update about new assoc state, this results in station using the old channel context. Fix this by moving the update channel context before updating station, enabling the driver to immediately use the updated channel context in the new assoc state. Signed-off-by: Mordechay Goodstein Signed-off-by: Luca Coelho Link: https://lore.kernel.org/r/iwlwifi.20211129152938.1c80c17ffd8a.I94ae31378b363c1182cfdca46c4b7e7165cff984@changeid Signed-off-by: Johannes Berg --- diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 840ad1a860fa2..537535a88990c 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -667,6 +667,15 @@ static int sta_info_insert_finish(struct sta_info *sta) __acquires(RCU) list_add_tail_rcu(&sta->list, &local->sta_list); + /* update channel context before notifying the driver about state + * change, this enables driver using the updated channel context right away. + */ + if (sta->sta_state >= IEEE80211_STA_ASSOC) { + ieee80211_recalc_min_chandef(sta->sdata); + if (!sta->sta.support_p2p_ps) + ieee80211_recalc_p2p_go_ps_allowed(sta->sdata); + } + /* notify driver */ err = sta_info_insert_drv_state(local, sdata, sta); if (err) @@ -674,12 +683,6 @@ static int sta_info_insert_finish(struct sta_info *sta) __acquires(RCU) set_sta_flag(sta, WLAN_STA_INSERTED); - if (sta->sta_state >= IEEE80211_STA_ASSOC) { - ieee80211_recalc_min_chandef(sta->sdata); - if (!sta->sta.support_p2p_ps) - ieee80211_recalc_p2p_go_ps_allowed(sta->sdata); - } - /* accept BA sessions now */ clear_sta_flag(sta, WLAN_STA_BLOCK_BA);