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-rw-r--r--net/mac80211/mlme.c798
1 files changed, 553 insertions, 245 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 73f8df03d1..241e615189 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -8,7 +8,7 @@
* Copyright 2007, Michael Wu <flamingice@sourmilk.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright (C) 2015 - 2017 Intel Deutschland GmbH
- * Copyright (C) 2018 - 2023 Intel Corporation
+ * Copyright (C) 2018 - 2024 Intel Corporation
*/
#include <linux/delay.h>
@@ -43,6 +43,9 @@
#define IEEE80211_ASSOC_TIMEOUT_SHORT (HZ / 10)
#define IEEE80211_ASSOC_MAX_TRIES 3
+#define IEEE80211_ADV_TTLM_SAFETY_BUFFER_MS msecs_to_jiffies(100)
+#define IEEE80211_ADV_TTLM_ST_UNDERFLOW 0xff00
+
static int max_nullfunc_tries = 2;
module_param(max_nullfunc_tries, int, 0644);
MODULE_PARM_DESC(max_nullfunc_tries,
@@ -110,7 +113,8 @@ ieee80211_extract_dis_subch_bmap(const struct ieee80211_eht_operation *eht_oper,
return 0;
/* set 160/320 supported to get the full AP definition */
- ieee80211_chandef_eht_oper(eht_oper, true, true, &ap_chandef);
+ ieee80211_chandef_eht_oper((const void *)eht_oper->optional,
+ true, true, &ap_chandef);
ap_center_freq = ap_chandef.center_freq1;
ap_bw = 20 * BIT(u8_get_bits(info->control,
IEEE80211_EHT_OPER_CHAN_WIDTH));
@@ -175,7 +179,7 @@ ieee80211_handle_puncturing_bitmap(struct ieee80211_link_data *link,
static void run_again(struct ieee80211_sub_if_data *sdata,
unsigned long timeout)
{
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
if (!timer_pending(&sdata->u.mgd.timer) ||
time_before(timeout, sdata->u.mgd.timer.expires))
@@ -388,7 +392,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
if (eht_oper && (eht_oper->params & IEEE80211_EHT_OPER_INFO_PRESENT)) {
struct cfg80211_chan_def eht_chandef = *chandef;
- ieee80211_chandef_eht_oper(eht_oper,
+ ieee80211_chandef_eht_oper((const void *)eht_oper->optional,
eht_chandef.width ==
NL80211_CHAN_WIDTH_160,
false, &eht_chandef);
@@ -830,7 +834,6 @@ static void ieee80211_assoc_add_rates(struct sk_buff *skb,
struct ieee80211_supported_band *sband,
struct ieee80211_mgd_assoc_data *assoc_data)
{
- unsigned int shift = ieee80211_chanwidth_get_shift(width);
unsigned int rates_len, supp_rates_len;
u32 rates = 0;
int i, count;
@@ -869,8 +872,7 @@ static void ieee80211_assoc_add_rates(struct sk_buff *skb,
count = 0;
for (i = 0; i < sband->n_bitrates; i++) {
if (BIT(i) & rates) {
- int rate = DIV_ROUND_UP(sband->bitrates[i].bitrate,
- 5 * (1 << shift));
+ int rate = DIV_ROUND_UP(sband->bitrates[i].bitrate, 5);
*pos++ = (u8)rate;
if (++count == 8)
break;
@@ -886,8 +888,7 @@ static void ieee80211_assoc_add_rates(struct sk_buff *skb,
if (BIT(i) & rates) {
int rate;
- rate = DIV_ROUND_UP(sband->bitrates[i].bitrate,
- 5 * (1 << shift));
+ rate = DIV_ROUND_UP(sband->bitrates[i].bitrate, 5);
*pos++ = (u8)rate;
}
}
@@ -1401,7 +1402,7 @@ static int ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
assoc_data->ie,
assoc_data->ie_len);
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
size = local->hw.extra_tx_headroom +
sizeof(*mgmt) + /* bit too much but doesn't matter */
@@ -1586,6 +1587,7 @@ static int ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
ifmgd->assoc_req_ies_len = pos - ie_start;
+ info.link_id = assoc_data->assoc_link_id;
drv_mgd_prepare_tx(local, sdata, &info);
IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
@@ -1689,15 +1691,13 @@ static void ieee80211_chswitch_work(struct wiphy *wiphy,
if (!ieee80211_sdata_running(sdata))
return;
- sdata_lock(sdata);
- mutex_lock(&local->mtx);
- mutex_lock(&local->chanctx_mtx);
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!ifmgd->associated)
- goto out;
+ return;
if (!link->conf->csa_active)
- goto out;
+ return;
/*
* using reservation isn't immediate as it may be deferred until later
@@ -1713,7 +1713,7 @@ static void ieee80211_chswitch_work(struct wiphy *wiphy,
* reservations
*/
if (link->reserved_ready)
- goto out;
+ return;
ret = ieee80211_link_use_reserved_context(link);
if (ret) {
@@ -1722,10 +1722,8 @@ static void ieee80211_chswitch_work(struct wiphy *wiphy,
ret);
wiphy_work_queue(sdata->local->hw.wiphy,
&ifmgd->csa_connection_drop_work);
- goto out;
}
-
- goto out;
+ return;
}
if (!cfg80211_chandef_identical(&link->conf->chandef,
@@ -1734,18 +1732,13 @@ static void ieee80211_chswitch_work(struct wiphy *wiphy,
"failed to finalize channel switch, disconnecting\n");
wiphy_work_queue(sdata->local->hw.wiphy,
&ifmgd->csa_connection_drop_work);
- goto out;
+ return;
}
link->u.mgd.csa_waiting_bcn = true;
ieee80211_sta_reset_beacon_monitor(sdata);
ieee80211_sta_reset_conn_monitor(sdata);
-
-out:
- mutex_unlock(&local->chanctx_mtx);
- mutex_unlock(&local->mtx);
- sdata_unlock(sdata);
}
static void ieee80211_chswitch_post_beacon(struct ieee80211_link_data *link)
@@ -1755,7 +1748,7 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_link_data *link)
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
int ret;
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
WARN_ON(!link->conf->csa_active);
@@ -1773,7 +1766,7 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_link_data *link)
*/
link->u.mgd.beacon_crc_valid = false;
- ret = drv_post_channel_switch(sdata);
+ ret = drv_post_channel_switch(link);
if (ret) {
sdata_info(sdata,
"driver post channel switch failed, disconnecting\n");
@@ -1782,28 +1775,38 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_link_data *link)
return;
}
- cfg80211_ch_switch_notify(sdata->dev, &link->reserved_chandef, 0, 0);
+ cfg80211_ch_switch_notify(sdata->dev, &link->reserved_chandef,
+ link->link_id, 0);
}
-void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success)
+void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success,
+ unsigned int link_id)
{
struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
- struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
- if (WARN_ON(ieee80211_vif_is_mld(&sdata->vif)))
- success = false;
+ trace_api_chswitch_done(sdata, success, link_id);
+
+ rcu_read_lock();
- trace_api_chswitch_done(sdata, success);
if (!success) {
sdata_info(sdata,
"driver channel switch failed, disconnecting\n");
wiphy_work_queue(sdata->local->hw.wiphy,
- &ifmgd->csa_connection_drop_work);
+ &sdata->u.mgd.csa_connection_drop_work);
} else {
+ struct ieee80211_link_data *link =
+ rcu_dereference(sdata->link[link_id]);
+
+ if (WARN_ON(!link)) {
+ rcu_read_unlock();
+ return;
+ }
+
wiphy_delayed_work_queue(sdata->local->hw.wiphy,
- &sdata->deflink.u.mgd.chswitch_work,
- 0);
+ &link->u.mgd.chswitch_work, 0);
}
+
+ rcu_read_unlock();
}
EXPORT_SYMBOL(ieee80211_chswitch_done);
@@ -1813,14 +1816,12 @@ ieee80211_sta_abort_chanswitch(struct ieee80211_link_data *link)
struct ieee80211_sub_if_data *sdata = link->sdata;
struct ieee80211_local *local = sdata->local;
+ lockdep_assert_wiphy(local->hw.wiphy);
+
if (!local->ops->abort_channel_switch)
return;
- mutex_lock(&local->mtx);
-
- mutex_lock(&local->chanctx_mtx);
ieee80211_link_unreserve_chanctx(link);
- mutex_unlock(&local->chanctx_mtx);
if (link->csa_block_tx)
ieee80211_wake_vif_queues(local, sdata,
@@ -1829,8 +1830,6 @@ ieee80211_sta_abort_chanswitch(struct ieee80211_link_data *link)
link->csa_block_tx = false;
link->conf->csa_active = false;
- mutex_unlock(&local->mtx);
-
drv_abort_channel_switch(sdata);
}
@@ -1853,7 +1852,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
unsigned long timeout;
int res;
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!cbss)
return;
@@ -1875,7 +1874,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
}
if (res < 0)
- goto lock_and_drop_connection;
+ goto drop_connection;
if (beacon && link->conf->csa_active &&
!link->u.mgd.csa_waiting_bcn) {
@@ -1897,7 +1896,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
csa_ie.chandef.chan->center_freq,
csa_ie.chandef.width, csa_ie.chandef.center_freq1,
csa_ie.chandef.center_freq2);
- goto lock_and_drop_connection;
+ goto drop_connection;
}
if (!cfg80211_chandef_usable(local->hw.wiphy, &csa_ie.chandef,
@@ -1912,7 +1911,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
csa_ie.chandef.width, csa_ie.chandef.center_freq1,
csa_ie.chandef.freq1_offset,
csa_ie.chandef.center_freq2);
- goto lock_and_drop_connection;
+ goto drop_connection;
}
if (cfg80211_chandef_identical(&csa_ie.chandef,
@@ -1935,10 +1934,8 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
*/
ieee80211_teardown_tdls_peers(sdata);
- mutex_lock(&local->mtx);
- mutex_lock(&local->chanctx_mtx);
conf = rcu_dereference_protected(link->conf->chanctx_conf,
- lockdep_is_held(&local->chanctx_mtx));
+ lockdep_is_held(&local->hw.wiphy->mtx));
if (!conf) {
sdata_info(sdata,
"no channel context assigned to vif?, disconnecting\n");
@@ -1968,7 +1965,6 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
res);
goto drop_connection;
}
- mutex_unlock(&local->chanctx_mtx);
link->conf->csa_active = true;
link->csa_chandef = csa_ie.chandef;
@@ -1979,7 +1975,6 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
if (link->csa_block_tx)
ieee80211_stop_vif_queues(local, sdata,
IEEE80211_QUEUE_STOP_REASON_CSA);
- mutex_unlock(&local->mtx);
cfg80211_ch_switch_started_notify(sdata->dev, &csa_ie.chandef,
link->link_id, csa_ie.count,
@@ -1998,9 +1993,6 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
&link->u.mgd.chswitch_work,
timeout);
return;
- lock_and_drop_connection:
- mutex_lock(&local->mtx);
- mutex_lock(&local->chanctx_mtx);
drop_connection:
/*
* This is just so that the disconnect flow will know that
@@ -2014,8 +2006,6 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
wiphy_work_queue(sdata->local->hw.wiphy,
&ifmgd->csa_connection_drop_work);
- mutex_unlock(&local->chanctx_mtx);
- mutex_unlock(&local->mtx);
}
static bool
@@ -2211,7 +2201,8 @@ static void ieee80211_change_ps(struct ieee80211_local *local)
conf->flags &= ~IEEE80211_CONF_PS;
ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
del_timer_sync(&local->dynamic_ps_timer);
- cancel_work_sync(&local->dynamic_ps_enable_work);
+ wiphy_work_cancel(local->hw.wiphy,
+ &local->dynamic_ps_enable_work);
}
}
@@ -2308,7 +2299,8 @@ void ieee80211_recalc_ps_vif(struct ieee80211_sub_if_data *sdata)
}
}
-void ieee80211_dynamic_ps_disable_work(struct work_struct *work)
+void ieee80211_dynamic_ps_disable_work(struct wiphy *wiphy,
+ struct wiphy_work *work)
{
struct ieee80211_local *local =
container_of(work, struct ieee80211_local,
@@ -2325,7 +2317,8 @@ void ieee80211_dynamic_ps_disable_work(struct work_struct *work)
false);
}
-void ieee80211_dynamic_ps_enable_work(struct work_struct *work)
+void ieee80211_dynamic_ps_enable_work(struct wiphy *wiphy,
+ struct wiphy_work *work)
{
struct ieee80211_local *local =
container_of(work, struct ieee80211_local,
@@ -2398,26 +2391,25 @@ void ieee80211_dynamic_ps_timer(struct timer_list *t)
{
struct ieee80211_local *local = from_timer(local, t, dynamic_ps_timer);
- ieee80211_queue_work(&local->hw, &local->dynamic_ps_enable_work);
+ wiphy_work_queue(local->hw.wiphy, &local->dynamic_ps_enable_work);
}
-void ieee80211_dfs_cac_timer_work(struct work_struct *work)
+void ieee80211_dfs_cac_timer_work(struct wiphy *wiphy, struct wiphy_work *work)
{
- struct delayed_work *delayed_work = to_delayed_work(work);
struct ieee80211_link_data *link =
- container_of(delayed_work, struct ieee80211_link_data,
- dfs_cac_timer_work);
+ container_of(work, struct ieee80211_link_data,
+ dfs_cac_timer_work.work);
struct cfg80211_chan_def chandef = link->conf->chandef;
struct ieee80211_sub_if_data *sdata = link->sdata;
- mutex_lock(&sdata->local->mtx);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
+
if (sdata->wdev.cac_started) {
ieee80211_link_release_channel(link);
cfg80211_cac_event(sdata->dev, &chandef,
NL80211_RADAR_CAC_FINISHED,
GFP_KERNEL);
}
- mutex_unlock(&sdata->local->mtx);
}
static bool
@@ -2487,8 +2479,10 @@ __ieee80211_sta_handle_tspec_ac_params(struct ieee80211_sub_if_data *sdata)
ac);
tx_tspec->action = TX_TSPEC_ACTION_NONE;
ret = true;
- schedule_delayed_work(&ifmgd->tx_tspec_wk,
- tx_tspec->time_slice_start + HZ - now + 1);
+ wiphy_delayed_work_queue(local->hw.wiphy,
+ &ifmgd->tx_tspec_wk,
+ tx_tspec->time_slice_start +
+ HZ - now + 1);
break;
case TX_TSPEC_ACTION_NONE:
/* nothing now */
@@ -2506,7 +2500,8 @@ void ieee80211_sta_handle_tspec_ac_params(struct ieee80211_sub_if_data *sdata)
BSS_CHANGED_QOS);
}
-static void ieee80211_sta_handle_tspec_ac_params_wk(struct work_struct *work)
+static void ieee80211_sta_handle_tspec_ac_params_wk(struct wiphy *wiphy,
+ struct wiphy_work *work)
{
struct ieee80211_sub_if_data *sdata;
@@ -2681,7 +2676,7 @@ ieee80211_sta_wmm_params(struct ieee80211_local *local,
static void __ieee80211_stop_poll(struct ieee80211_sub_if_data *sdata)
{
- lockdep_assert_held(&sdata->local->mtx);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
sdata->u.mgd.flags &= ~IEEE80211_STA_CONNECTION_POLL;
ieee80211_run_deferred_scan(sdata->local);
@@ -2689,9 +2684,9 @@ static void __ieee80211_stop_poll(struct ieee80211_sub_if_data *sdata)
static void ieee80211_stop_poll(struct ieee80211_sub_if_data *sdata)
{
- mutex_lock(&sdata->local->mtx);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
+
__ieee80211_stop_poll(sdata);
- mutex_unlock(&sdata->local->mtx);
}
static u64 ieee80211_handle_bss_capability(struct ieee80211_link_data *link,
@@ -2809,6 +2804,8 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
u64 vif_changed = BSS_CHANGED_ASSOC;
unsigned int link_id;
+ lockdep_assert_wiphy(local->hw.wiphy);
+
sdata->u.mgd.associated = true;
for (link_id = 0; link_id < IEEE80211_MLD_MAX_NUM_LINKS; link_id++) {
@@ -2870,9 +2867,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
vif_changed | changed[0]);
}
- mutex_lock(&local->iflist_mtx);
ieee80211_recalc_ps(local);
- mutex_unlock(&local->iflist_mtx);
/* leave this here to not change ordering in non-MLO cases */
if (!ieee80211_vif_is_mld(&sdata->vif))
@@ -2894,7 +2889,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
.subtype = stype,
};
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(local->hw.wiphy);
if (WARN_ON_ONCE(tx && !frame_buf))
return;
@@ -2908,6 +2903,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
/* other links will be destroyed */
sdata->deflink.u.mgd.bss = NULL;
+ sdata->deflink.smps_mode = IEEE80211_SMPS_OFF;
netif_carrier_off(sdata->dev);
@@ -2945,9 +2941,22 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
* deauthentication frame by calling mgd_prepare_tx, if the
* driver requested so.
*/
- if (ieee80211_hw_check(&local->hw, DEAUTH_NEED_MGD_TX_PREP) &&
- !sdata->deflink.u.mgd.have_beacon) {
- drv_mgd_prepare_tx(sdata->local, sdata, &info);
+ if (ieee80211_hw_check(&local->hw, DEAUTH_NEED_MGD_TX_PREP)) {
+ for (link_id = 0; link_id < ARRAY_SIZE(sdata->link);
+ link_id++) {
+ struct ieee80211_link_data *link;
+
+ link = sdata_dereference(sdata->link[link_id],
+ sdata);
+ if (!link)
+ continue;
+ if (link->u.mgd.have_beacon)
+ break;
+ }
+ if (link_id == IEEE80211_MLD_MAX_NUM_LINKS) {
+ info.link_id = ffs(sdata->vif.active_links) - 1;
+ drv_mgd_prepare_tx(sdata->local, sdata, &info);
+ }
}
ieee80211_send_deauth_disassoc(sdata, sdata->vif.cfg.ap_addr,
@@ -3003,7 +3012,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
sdata->deflink.ap_power_level = IEEE80211_UNSET_POWER_LEVEL;
del_timer_sync(&local->dynamic_ps_timer);
- cancel_work_sync(&local->dynamic_ps_enable_work);
+ wiphy_work_cancel(local->hw.wiphy, &local->dynamic_ps_enable_work);
/* Disable ARP filtering */
if (sdata->vif.cfg.arp_addr_cnt)
@@ -3035,7 +3044,6 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
ifmgd->flags = 0;
sdata->deflink.u.mgd.conn_flags = 0;
- mutex_lock(&local->mtx);
for (link_id = 0; link_id < ARRAY_SIZE(sdata->link); link_id++) {
struct ieee80211_link_data *link;
@@ -3054,17 +3062,19 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
IEEE80211_QUEUE_STOP_REASON_CSA);
sdata->deflink.csa_block_tx = false;
}
- mutex_unlock(&local->mtx);
/* existing TX TSPEC sessions no longer exist */
memset(ifmgd->tx_tspec, 0, sizeof(ifmgd->tx_tspec));
- cancel_delayed_work_sync(&ifmgd->tx_tspec_wk);
+ wiphy_delayed_work_cancel(local->hw.wiphy, &ifmgd->tx_tspec_wk);
sdata->vif.bss_conf.pwr_reduction = 0;
sdata->vif.bss_conf.tx_pwr_env_num = 0;
memset(sdata->vif.bss_conf.tx_pwr_env, 0,
sizeof(sdata->vif.bss_conf.tx_pwr_env));
+ memset(&sdata->u.mgd.ttlm_info, 0,
+ sizeof(sdata->u.mgd.ttlm_info));
+ wiphy_delayed_work_cancel(sdata->local->hw.wiphy, &ifmgd->ttlm_work);
ieee80211_vif_set_links(sdata, 0, 0);
}
@@ -3073,18 +3083,17 @@ static void ieee80211_reset_ap_probe(struct ieee80211_sub_if_data *sdata)
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
struct ieee80211_local *local = sdata->local;
- mutex_lock(&local->mtx);
+ lockdep_assert_wiphy(local->hw.wiphy);
+
if (!(ifmgd->flags & IEEE80211_STA_CONNECTION_POLL))
- goto out;
+ return;
__ieee80211_stop_poll(sdata);
- mutex_lock(&local->iflist_mtx);
ieee80211_recalc_ps(local);
- mutex_unlock(&local->iflist_mtx);
if (ieee80211_hw_check(&sdata->local->hw, CONNECTION_MONITOR))
- goto out;
+ return;
/*
* We've received a probe response, but are not sure whether
@@ -3096,8 +3105,6 @@ static void ieee80211_reset_ap_probe(struct ieee80211_sub_if_data *sdata)
mod_timer(&ifmgd->conn_mon_timer,
round_jiffies_up(jiffies +
IEEE80211_CONNECTION_IDLE_TIME));
-out:
- mutex_unlock(&local->mtx);
}
static void ieee80211_sta_tx_wmm_ac_notify(struct ieee80211_sub_if_data *sdata,
@@ -3126,7 +3133,8 @@ static void ieee80211_sta_tx_wmm_ac_notify(struct ieee80211_sub_if_data *sdata,
if (tx_tspec->downgraded) {
tx_tspec->action = TX_TSPEC_ACTION_STOP_DOWNGRADE;
- schedule_delayed_work(&ifmgd->tx_tspec_wk, 0);
+ wiphy_delayed_work_queue(sdata->local->hw.wiphy,
+ &ifmgd->tx_tspec_wk, 0);
}
}
@@ -3138,7 +3146,8 @@ static void ieee80211_sta_tx_wmm_ac_notify(struct ieee80211_sub_if_data *sdata,
if (tx_tspec->consumed_tx_time >= tx_tspec->admitted_time) {
tx_tspec->downgraded = true;
tx_tspec->action = TX_TSPEC_ACTION_DOWNGRADE;
- schedule_delayed_work(&ifmgd->tx_tspec_wk, 0);
+ wiphy_delayed_work_queue(sdata->local->hw.wiphy,
+ &ifmgd->tx_tspec_wk, 0);
}
}
@@ -3179,6 +3188,8 @@ static void ieee80211_mgd_probe_ap_send(struct ieee80211_sub_if_data *sdata)
u8 unicast_limit = max(1, max_probe_tries - 3);
struct sta_info *sta;
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
+
if (WARN_ON(ieee80211_vif_is_mld(&sdata->vif)))
return;
@@ -3200,11 +3211,9 @@ static void ieee80211_mgd_probe_ap_send(struct ieee80211_sub_if_data *sdata)
ifmgd->probe_send_count++;
if (dst) {
- mutex_lock(&sdata->local->sta_mtx);
sta = sta_info_get(sdata, dst);
if (!WARN_ON(!sta))
ieee80211_check_fast_rx(sta);
- mutex_unlock(&sdata->local->sta_mtx);
}
if (ieee80211_hw_check(&sdata->local->hw, REPORTS_TX_ACK_STATUS)) {
@@ -3227,29 +3236,24 @@ static void ieee80211_mgd_probe_ap(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
bool already = false;
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
+
if (WARN_ON_ONCE(ieee80211_vif_is_mld(&sdata->vif)))
return;
if (!ieee80211_sdata_running(sdata))
return;
- sdata_lock(sdata);
-
if (!ifmgd->associated)
- goto out;
-
- mutex_lock(&sdata->local->mtx);
+ return;
- if (sdata->local->tmp_channel || sdata->local->scanning) {
- mutex_unlock(&sdata->local->mtx);
- goto out;
- }
+ if (sdata->local->tmp_channel || sdata->local->scanning)
+ return;
if (sdata->local->suspending) {
/* reschedule after resume */
- mutex_unlock(&sdata->local->mtx);
ieee80211_reset_ap_probe(sdata);
- goto out;
+ return;
}
if (beacon) {
@@ -3276,19 +3280,13 @@ static void ieee80211_mgd_probe_ap(struct ieee80211_sub_if_data *sdata,
ifmgd->flags |= IEEE80211_STA_CONNECTION_POLL;
- mutex_unlock(&sdata->local->mtx);
-
if (already)
- goto out;
+ return;
- mutex_lock(&sdata->local->iflist_mtx);
ieee80211_recalc_ps(sdata->local);
- mutex_unlock(&sdata->local->iflist_mtx);
ifmgd->probe_send_count = 0;
ieee80211_mgd_probe_ap_send(sdata);
- out:
- sdata_unlock(sdata);
}
struct sk_buff *ieee80211_ap_probereq_get(struct ieee80211_hw *hw,
@@ -3301,12 +3299,12 @@ struct sk_buff *ieee80211_ap_probereq_get(struct ieee80211_hw *hw,
const struct element *ssid;
int ssid_len;
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
+
if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION ||
ieee80211_vif_is_mld(&sdata->vif)))
return NULL;
- sdata_assert_lock(sdata);
-
if (ifmgd->associated)
cbss = sdata->deflink.u.mgd.bss;
else if (ifmgd->auth_data)
@@ -3353,13 +3351,15 @@ static void ieee80211_report_disconnect(struct ieee80211_sub_if_data *sdata,
drv_event_callback(sdata->local, sdata, &event);
}
-static void ___ieee80211_disconnect(struct ieee80211_sub_if_data *sdata)
+static void __ieee80211_disconnect(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN];
bool tx;
+ lockdep_assert_wiphy(local->hw.wiphy);
+
if (!ifmgd->associated)
return;
@@ -3395,7 +3395,6 @@ static void ___ieee80211_disconnect(struct ieee80211_sub_if_data *sdata)
WLAN_REASON_DEAUTH_LEAVING :
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY,
tx, frame_buf);
- mutex_lock(&local->mtx);
/* the other links will be destroyed */
sdata->vif.bss_conf.csa_active = false;
sdata->deflink.u.mgd.csa_waiting_bcn = false;
@@ -3404,7 +3403,6 @@ static void ___ieee80211_disconnect(struct ieee80211_sub_if_data *sdata)
IEEE80211_QUEUE_STOP_REASON_CSA);
sdata->deflink.csa_block_tx = false;
}
- mutex_unlock(&local->mtx);
ieee80211_report_disconnect(sdata, frame_buf, sizeof(frame_buf), tx,
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY,
@@ -3412,13 +3410,6 @@ static void ___ieee80211_disconnect(struct ieee80211_sub_if_data *sdata)
ifmgd->reconnect = false;
}
-static void __ieee80211_disconnect(struct ieee80211_sub_if_data *sdata)
-{
- sdata_lock(sdata);
- ___ieee80211_disconnect(sdata);
- sdata_unlock(sdata);
-}
-
static void ieee80211_beacon_connection_loss_work(struct wiphy *wiphy,
struct wiphy_work *work)
{
@@ -3500,7 +3491,7 @@ static void ieee80211_destroy_auth_data(struct ieee80211_sub_if_data *sdata,
{
struct ieee80211_mgd_auth_data *auth_data = sdata->u.mgd.auth_data;
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
if (!assoc) {
/*
@@ -3518,10 +3509,8 @@ static void ieee80211_destroy_auth_data(struct ieee80211_sub_if_data *sdata,
BSS_CHANGED_BSSID);
sdata->u.mgd.flags = 0;
- mutex_lock(&sdata->local->mtx);
ieee80211_link_release_channel(&sdata->deflink);
ieee80211_vif_set_links(sdata, 0, 0);
- mutex_unlock(&sdata->local->mtx);
}
cfg80211_put_bss(sdata->local->hw.wiphy, auth_data->bss);
@@ -3541,7 +3530,7 @@ static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata,
{
struct ieee80211_mgd_assoc_data *assoc_data = sdata->u.mgd.assoc_data;
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
if (status != ASSOC_SUCCESS) {
/*
@@ -3577,10 +3566,8 @@ static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata,
cfg80211_assoc_failure(sdata->dev, &data);
}
- mutex_lock(&sdata->local->mtx);
ieee80211_link_release_channel(&sdata->deflink);
ieee80211_vif_set_links(sdata, 0, 0);
- mutex_unlock(&sdata->local->mtx);
}
kfree(assoc_data);
@@ -3597,6 +3584,7 @@ static void ieee80211_auth_challenge(struct ieee80211_sub_if_data *sdata,
u32 tx_flags = 0;
struct ieee80211_prep_tx_info info = {
.subtype = IEEE80211_STYPE_AUTH,
+ .link_id = auth_data->link_id,
};
pos = mgmt->u.auth.variable;
@@ -3622,7 +3610,8 @@ static bool ieee80211_mark_sta_auth(struct ieee80211_sub_if_data *sdata)
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
const u8 *ap_addr = ifmgd->auth_data->ap_addr;
struct sta_info *sta;
- bool result = true;
+
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
sdata_info(sdata, "authenticated\n");
ifmgd->auth_data->done = true;
@@ -3631,22 +3620,17 @@ static bool ieee80211_mark_sta_auth(struct ieee80211_sub_if_data *sdata)
run_again(sdata, ifmgd->auth_data->timeout);
/* move station state to auth */
- mutex_lock(&sdata->local->sta_mtx);
sta = sta_info_get(sdata, ap_addr);
if (!sta) {
WARN_ONCE(1, "%s: STA %pM not found", sdata->name, ap_addr);
- result = false;
- goto out;
+ return false;
}
if (sta_info_move_state(sta, IEEE80211_STA_AUTH)) {
sdata_info(sdata, "failed moving %pM to auth\n", ap_addr);
- result = false;
- goto out;
+ return false;
}
-out:
- mutex_unlock(&sdata->local->sta_mtx);
- return result;
+ return true;
}
static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
@@ -3662,7 +3646,7 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
.subtype = IEEE80211_STYPE_AUTH,
};
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
if (len < 24 + 6)
return;
@@ -3820,7 +3804,7 @@ static void ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
u16 reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
if (len < 24 + 2)
return;
@@ -3864,7 +3848,7 @@ static void ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
u16 reason_code;
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
if (len < 24 + 2)
return;
@@ -3894,8 +3878,7 @@ static void ieee80211_get_rates(struct ieee80211_supported_band *sband,
u8 *supp_rates, unsigned int supp_rates_len,
u32 *rates, u32 *basic_rates,
bool *have_higher_than_11mbit,
- int *min_rate, int *min_rate_index,
- int shift)
+ int *min_rate, int *min_rate_index)
{
int i, j;
@@ -3903,7 +3886,7 @@ static void ieee80211_get_rates(struct ieee80211_supported_band *sband,
int rate = supp_rates[i] & 0x7f;
bool is_basic = !!(supp_rates[i] & 0x80);
- if ((rate * 5 * (1 << shift)) > 110)
+ if ((rate * 5) > 110)
*have_higher_than_11mbit = true;
/*
@@ -3927,7 +3910,7 @@ static void ieee80211_get_rates(struct ieee80211_supported_band *sband,
br = &sband->bitrates[j];
- brate = DIV_ROUND_UP(br->bitrate, (1 << shift) * 5);
+ brate = DIV_ROUND_UP(br->bitrate, 5);
if (brate == rate) {
*rates |= BIT(j);
if (is_basic)
@@ -4394,8 +4377,6 @@ static int ieee80211_mgd_setup_link_sta(struct ieee80211_link_data *link,
u32 rates = 0, basic_rates = 0;
bool have_higher_than_11mbit = false;
int min_rate = INT_MAX, min_rate_index = -1;
- /* this is clearly wrong for MLO but we'll just remove it later */
- int shift = ieee80211_vif_get_shift(&sdata->vif);
struct ieee80211_supported_band *sband;
memcpy(link_sta->addr, cbss->bssid, ETH_ALEN);
@@ -4411,7 +4392,7 @@ static int ieee80211_mgd_setup_link_sta(struct ieee80211_link_data *link,
ieee80211_get_rates(sband, bss->supp_rates, bss->supp_rates_len,
&rates, &basic_rates, &have_higher_than_11mbit,
- &min_rate, &min_rate_index, shift);
+ &min_rate, &min_rate_index);
/*
* This used to be a workaround for basic rates missing
@@ -4817,6 +4798,7 @@ ieee80211_verify_sta_eht_mcs_support(struct ieee80211_sub_if_data *sdata,
static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
struct ieee80211_link_data *link,
struct cfg80211_bss *cbss,
+ bool mlo,
ieee80211_conn_flags_t *conn_flags)
{
struct ieee80211_local *local = sdata->local;
@@ -4830,6 +4812,7 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
struct cfg80211_chan_def chandef;
bool is_6ghz = cbss->channel->band == NL80211_BAND_6GHZ;
bool is_5ghz = cbss->channel->band == NL80211_BAND_5GHZ;
+ bool supports_mlo = false;
struct ieee80211_bss *bss = (void *)cbss->priv;
struct ieee80211_elems_parse_params parse_params = {
.link_id = -1,
@@ -4841,6 +4824,8 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
u32 i;
bool have_80mhz;
+ lockdep_assert_wiphy(local->hw.wiphy);
+
rcu_read_lock();
ies = rcu_dereference(cbss->ies);
@@ -4981,6 +4966,8 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
ieee80211_mle_type_ok(eht_ml_elem->data + 1,
IEEE80211_ML_CONTROL_TYPE_BASIC,
eht_ml_elem->datalen - 1)) {
+ supports_mlo = true;
+
sdata->vif.cfg.eml_cap =
ieee80211_mle_get_eml_cap(eht_ml_elem->data + 1);
sdata->vif.cfg.eml_med_sync_delay =
@@ -5036,13 +5023,14 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
return -EINVAL;
}
+ if (mlo && !supports_mlo) {
+ sdata_info(sdata, "Rejecting MLO as it is not supported by AP\n");
+ return -EINVAL;
+ }
+
if (!link)
return 0;
- /* will change later if needed */
- link->smps_mode = IEEE80211_SMPS_OFF;
-
- mutex_lock(&local->mtx);
/*
* If this fails (possibly due to channel context sharing
* on incompatible channels, e.g. 80+80 and 160 sharing the
@@ -5063,7 +5051,6 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
IEEE80211_CHANCTX_SHARED);
}
out:
- mutex_unlock(&local->mtx);
return ret;
}
@@ -5115,7 +5102,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
u16 valid_links = 0, dormant_links = 0;
int err;
- mutex_lock(&sdata->local->sta_mtx);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
/*
* station info was already allocated and inserted before
* the association and should be available to us
@@ -5164,7 +5151,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
" (assoc)" : "");
link_sta = rcu_dereference_protected(sta->link[link_id],
- lockdep_is_held(&local->sta_mtx));
+ lockdep_is_held(&local->hw.wiphy->mtx));
if (WARN_ON(!link_sta))
goto out_err;
@@ -5187,7 +5174,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
link->conf->dtim_period = link->u.mgd.dtim_period ?: 1;
if (link_id != assoc_data->assoc_link_id) {
- err = ieee80211_prep_channel(sdata, link, cbss,
+ err = ieee80211_prep_channel(sdata, link, cbss, true,
&link->u.mgd.conn_flags);
if (err) {
link_info(link, "prep_channel failed\n");
@@ -5251,8 +5238,6 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
if (sdata->wdev.use_4addr)
drv_sta_set_4addr(local, sdata, &sta->sta, true);
- mutex_unlock(&sdata->local->sta_mtx);
-
ieee80211_set_associated(sdata, assoc_data, changed);
/*
@@ -5272,7 +5257,6 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
return true;
out_err:
eth_zero_addr(sdata->vif.cfg.ap_addr);
- mutex_unlock(&sdata->local->sta_mtx);
return false;
}
@@ -5298,13 +5282,13 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
.u.mlme.data = ASSOC_EVENT,
};
struct ieee80211_prep_tx_info info = {};
- struct cfg80211_rx_assoc_resp resp = {
+ struct cfg80211_rx_assoc_resp_data resp = {
.uapsd_queues = -1,
};
u8 ap_mld_addr[ETH_ALEN] __aligned(2);
unsigned int link_id;
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
if (!assoc_data)
return;
@@ -5505,7 +5489,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_link_data *link,
struct ieee80211_bss *bss;
struct ieee80211_channel *channel;
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
channel = ieee80211_get_channel_khz(local->hw.wiphy,
ieee80211_rx_status_to_khz(rx_status));
@@ -5532,7 +5516,7 @@ static void ieee80211_rx_mgmt_probe_resp(struct ieee80211_link_data *link,
ifmgd = &sdata->u.mgd;
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
/*
* According to Draft P802.11ax D6.0 clause 26.17.2.3.2:
@@ -5743,21 +5727,16 @@ static void ieee80211_ml_reconf_work(struct wiphy *wiphy,
u16 new_valid_links, new_active_links, new_dormant_links;
int ret;
- sdata_lock(sdata);
- if (!sdata->u.mgd.removed_links) {
- sdata_unlock(sdata);
+ if (!sdata->u.mgd.removed_links)
return;
- }
sdata_info(sdata,
"MLO Reconfiguration: work: valid=0x%x, removed=0x%x\n",
sdata->vif.valid_links, sdata->u.mgd.removed_links);
new_valid_links = sdata->vif.valid_links & ~sdata->u.mgd.removed_links;
- if (new_valid_links == sdata->vif.valid_links) {
- sdata_unlock(sdata);
+ if (new_valid_links == sdata->vif.valid_links)
return;
- }
if (!new_valid_links ||
!(new_valid_links & ~sdata->vif.dormant_links)) {
@@ -5773,8 +5752,7 @@ static void ieee80211_ml_reconf_work(struct wiphy *wiphy,
BIT(ffs(new_valid_links &
~sdata->vif.dormant_links) - 1);
- ret = __ieee80211_set_active_links(&sdata->vif,
- new_active_links);
+ ret = ieee80211_set_active_links(&sdata->vif, new_active_links);
if (ret) {
sdata_info(sdata,
"Failed setting active links\n");
@@ -5789,15 +5767,15 @@ static void ieee80211_ml_reconf_work(struct wiphy *wiphy,
if (ret)
sdata_info(sdata, "Failed setting valid links\n");
+ ieee80211_vif_cfg_change_notify(sdata, BSS_CHANGED_MLD_VALID_LINKS);
+
out:
if (!ret)
cfg80211_links_removed(sdata->dev, sdata->u.mgd.removed_links);
else
- ___ieee80211_disconnect(sdata);
+ __ieee80211_disconnect(sdata);
sdata->u.mgd.removed_links = 0;
-
- sdata_unlock(sdata);
}
static void ieee80211_ml_reconfiguration(struct ieee80211_sub_if_data *sdata,
@@ -5899,6 +5877,222 @@ static void ieee80211_ml_reconfiguration(struct ieee80211_sub_if_data *sdata,
TU_TO_JIFFIES(delay));
}
+static void ieee80211_tid_to_link_map_work(struct wiphy *wiphy,
+ struct wiphy_work *work)
+{
+ u16 new_active_links, new_dormant_links;
+ struct ieee80211_sub_if_data *sdata =
+ container_of(work, struct ieee80211_sub_if_data,
+ u.mgd.ttlm_work.work);
+ int ret;
+
+ new_active_links = sdata->u.mgd.ttlm_info.map &
+ sdata->vif.valid_links;
+ new_dormant_links = ~sdata->u.mgd.ttlm_info.map &
+ sdata->vif.valid_links;
+ if (!new_active_links) {
+ ieee80211_disconnect(&sdata->vif, false);
+ return;
+ }
+
+ ieee80211_vif_set_links(sdata, sdata->vif.valid_links, 0);
+ new_active_links = BIT(ffs(new_active_links) - 1);
+ ieee80211_set_active_links(&sdata->vif, new_active_links);
+
+ ret = ieee80211_vif_set_links(sdata, sdata->vif.valid_links,
+ new_dormant_links);
+
+ sdata->u.mgd.ttlm_info.active = true;
+ sdata->u.mgd.ttlm_info.switch_time = 0;
+
+ if (!ret)
+ ieee80211_vif_cfg_change_notify(sdata,
+ BSS_CHANGED_MLD_VALID_LINKS);
+}
+
+static u16 ieee80211_get_ttlm(u8 bm_size, u8 *data)
+{
+ if (bm_size == 1)
+ return *data;
+ else
+ return get_unaligned_le16(data);
+}
+
+static int
+ieee80211_parse_adv_t2l(struct ieee80211_sub_if_data *sdata,
+ const struct ieee80211_ttlm_elem *ttlm,
+ struct ieee80211_adv_ttlm_info *ttlm_info)
+{
+ /* The element size was already validated in
+ * ieee80211_tid_to_link_map_size_ok()
+ */
+ u8 control, link_map_presence, map_size, tid;
+ u8 *pos;
+
+ memset(ttlm_info, 0, sizeof(*ttlm_info));
+ pos = (void *)ttlm->optional;
+ control = ttlm->control;
+
+ if ((control & IEEE80211_TTLM_CONTROL_DEF_LINK_MAP) ||
+ !(control & IEEE80211_TTLM_CONTROL_SWITCH_TIME_PRESENT))
+ return 0;
+
+ if ((control & IEEE80211_TTLM_CONTROL_DIRECTION) !=
+ IEEE80211_TTLM_DIRECTION_BOTH) {
+ sdata_info(sdata, "Invalid advertised T2L map direction\n");
+ return -EINVAL;
+ }
+
+ link_map_presence = *pos;
+ pos++;
+
+ ttlm_info->switch_time = get_unaligned_le16(pos);
+
+ /* Since ttlm_info->switch_time == 0 means no switch time, bump it
+ * by 1.
+ */
+ if (!ttlm_info->switch_time)
+ ttlm_info->switch_time = 1;
+
+ pos += 2;
+
+ if (control & IEEE80211_TTLM_CONTROL_EXPECTED_DUR_PRESENT) {
+ ttlm_info->duration = pos[0] | pos[1] << 8 | pos[2] << 16;
+ pos += 3;
+ }
+
+ if (control & IEEE80211_TTLM_CONTROL_LINK_MAP_SIZE)
+ map_size = 1;
+ else
+ map_size = 2;
+
+ /* According to Draft P802.11be_D3.0 clause 35.3.7.1.7, an AP MLD shall
+ * not advertise a TID-to-link mapping that does not map all TIDs to the
+ * same link set, reject frame if not all links have mapping
+ */
+ if (link_map_presence != 0xff) {
+ sdata_info(sdata,
+ "Invalid advertised T2L mapping presence indicator\n");
+ return -EINVAL;
+ }
+
+ ttlm_info->map = ieee80211_get_ttlm(map_size, pos);
+ if (!ttlm_info->map) {
+ sdata_info(sdata,
+ "Invalid advertised T2L map for TID 0\n");
+ return -EINVAL;
+ }
+
+ pos += map_size;
+
+ for (tid = 1; tid < 8; tid++) {
+ u16 map = ieee80211_get_ttlm(map_size, pos);
+
+ if (map != ttlm_info->map) {
+ sdata_info(sdata, "Invalid advertised T2L map for tid %d\n",
+ tid);
+ return -EINVAL;
+ }
+
+ pos += map_size;
+ }
+ return 0;
+}
+
+static void ieee80211_process_adv_ttlm(struct ieee80211_sub_if_data *sdata,
+ struct ieee802_11_elems *elems,
+ u64 beacon_ts)
+{
+ u8 i;
+ int ret;
+
+ if (!ieee80211_vif_is_mld(&sdata->vif))
+ return;
+
+ if (!elems->ttlm_num) {
+ if (sdata->u.mgd.ttlm_info.switch_time) {
+ /* if a planned TID-to-link mapping was cancelled -
+ * abort it
+ */
+ wiphy_delayed_work_cancel(sdata->local->hw.wiphy,
+ &sdata->u.mgd.ttlm_work);
+ } else if (sdata->u.mgd.ttlm_info.active) {
+ /* if no TID-to-link element, set to default mapping in
+ * which all TIDs are mapped to all setup links
+ */
+ ret = ieee80211_vif_set_links(sdata,
+ sdata->vif.valid_links,
+ 0);
+ if (ret) {
+ sdata_info(sdata, "Failed setting valid/dormant links\n");
+ return;
+ }
+ ieee80211_vif_cfg_change_notify(sdata,
+ BSS_CHANGED_MLD_VALID_LINKS);
+ }
+ memset(&sdata->u.mgd.ttlm_info, 0,
+ sizeof(sdata->u.mgd.ttlm_info));
+ return;
+ }
+
+ for (i = 0; i < elems->ttlm_num; i++) {
+ struct ieee80211_adv_ttlm_info ttlm_info;
+ u32 res;
+
+ res = ieee80211_parse_adv_t2l(sdata, elems->ttlm[i],
+ &ttlm_info);
+
+ if (res) {
+ __ieee80211_disconnect(sdata);
+ return;
+ }
+
+ if (ttlm_info.switch_time) {
+ u16 beacon_ts_tu, st_tu, delay;
+ u32 delay_jiffies;
+ u64 mask;
+
+ /* The t2l map switch time is indicated with a partial
+ * TSF value (bits 10 to 25), get the partial beacon TS
+ * as well, and calc the delay to the start time.
+ */
+ mask = GENMASK_ULL(25, 10);
+ beacon_ts_tu = (beacon_ts & mask) >> 10;
+ st_tu = ttlm_info.switch_time;
+ delay = st_tu - beacon_ts_tu;
+
+ /*
+ * If the switch time is far in the future, then it
+ * could also be the previous switch still being
+ * announced.
+ * We can simply ignore it for now, if it is a future
+ * switch the AP will continue to announce it anyway.
+ */
+ if (delay > IEEE80211_ADV_TTLM_ST_UNDERFLOW)
+ return;
+
+ delay_jiffies = TU_TO_JIFFIES(delay);
+
+ /* Link switching can take time, so schedule it
+ * 100ms before to be ready on time
+ */
+ if (delay_jiffies > IEEE80211_ADV_TTLM_SAFETY_BUFFER_MS)
+ delay_jiffies -=
+ IEEE80211_ADV_TTLM_SAFETY_BUFFER_MS;
+ else
+ delay_jiffies = 0;
+
+ sdata->u.mgd.ttlm_info = ttlm_info;
+ wiphy_delayed_work_cancel(sdata->local->hw.wiphy,
+ &sdata->u.mgd.ttlm_work);
+ wiphy_delayed_work_queue(sdata->local->hw.wiphy,
+ &sdata->u.mgd.ttlm_work,
+ delay_jiffies);
+ return;
+ }
+ }
+}
+
static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
struct ieee80211_hdr *hdr, size_t len,
struct ieee80211_rx_status *rx_status)
@@ -5927,7 +6121,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
.from_ap = true,
};
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(local->hw.wiphy);
/* Process beacon from the current BSS */
bssid = ieee80211_get_bssid(hdr, len, sdata->vif.type);
@@ -6143,9 +6337,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
changed |= BSS_CHANGED_BEACON_INFO;
link->u.mgd.have_beacon = true;
- mutex_lock(&local->iflist_mtx);
ieee80211_recalc_ps(local);
- mutex_unlock(&local->iflist_mtx);
ieee80211_recalc_ps_vif(sdata);
}
@@ -6162,16 +6354,13 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
le16_to_cpu(mgmt->u.beacon.capab_info),
erp_valid, erp_value);
- mutex_lock(&local->sta_mtx);
sta = sta_info_get(sdata, sdata->vif.cfg.ap_addr);
if (WARN_ON(!sta)) {
- mutex_unlock(&local->sta_mtx);
goto free;
}
link_sta = rcu_dereference_protected(sta->link[link->link_id],
- lockdep_is_held(&local->sta_mtx));
+ lockdep_is_held(&local->hw.wiphy->mtx));
if (WARN_ON(!link_sta)) {
- mutex_unlock(&local->sta_mtx);
goto free;
}
@@ -6187,7 +6376,6 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
elems->vht_operation, elems->he_operation,
elems->eht_operation,
elems->s1g_oper, bssid, &changed)) {
- mutex_unlock(&local->sta_mtx);
sdata_info(sdata,
"failed to follow AP %pM bandwidth change, disconnect\n",
bssid);
@@ -6205,7 +6393,6 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
ieee80211_vht_handle_opmode(sdata, link_sta,
*elems->opmode_notif,
rx_status->band);
- mutex_unlock(&local->sta_mtx);
changed |= ieee80211_handle_pwr_constr(link, chan, mgmt,
elems->country_elem,
@@ -6229,6 +6416,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
}
ieee80211_ml_reconfiguration(sdata, elems);
+ ieee80211_process_adv_ttlm(sdata, elems,
+ le64_to_cpu(mgmt->u.beacon.timestamp));
ieee80211_link_info_change_notify(sdata, link, changed);
free:
@@ -6243,17 +6432,17 @@ void ieee80211_sta_rx_queued_ext(struct ieee80211_sub_if_data *sdata,
struct ieee80211_hdr *hdr;
u16 fc;
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
+
rx_status = (struct ieee80211_rx_status *) skb->cb;
hdr = (struct ieee80211_hdr *) skb->data;
fc = le16_to_cpu(hdr->frame_control);
- sdata_lock(sdata);
switch (fc & IEEE80211_FCTL_STYPE) {
case IEEE80211_STYPE_S1G_BEACON:
ieee80211_rx_mgmt_beacon(link, hdr, skb->len, rx_status);
break;
}
- sdata_unlock(sdata);
}
void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
@@ -6265,17 +6454,17 @@ void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
u16 fc;
int ies_len;
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
+
rx_status = (struct ieee80211_rx_status *) skb->cb;
mgmt = (struct ieee80211_mgmt *) skb->data;
fc = le16_to_cpu(mgmt->frame_control);
- sdata_lock(sdata);
-
if (rx_status->link_valid) {
link = sdata_dereference(sdata->link[rx_status->link_id],
sdata);
if (!link)
- goto out;
+ return;
}
switch (fc & IEEE80211_FCTL_STYPE) {
@@ -6358,8 +6547,6 @@ void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
}
break;
}
-out:
- sdata_unlock(sdata);
}
static void ieee80211_sta_timer(struct timer_list *t)
@@ -6394,7 +6581,7 @@ static int ieee80211_auth(struct ieee80211_sub_if_data *sdata)
.subtype = IEEE80211_STYPE_AUTH,
};
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
if (WARN_ON_ONCE(!auth_data))
return -EINVAL;
@@ -6417,6 +6604,7 @@ static int ieee80211_auth(struct ieee80211_sub_if_data *sdata)
if (auth_data->algorithm == WLAN_AUTH_SAE)
info.duration = jiffies_to_msecs(IEEE80211_AUTH_TIMEOUT_SAE);
+ info.link_id = auth_data->link_id;
drv_mgd_prepare_tx(local, sdata, &info);
sdata_info(sdata, "send auth to %pM (try %d/%d)\n",
@@ -6463,7 +6651,7 @@ static int ieee80211_do_assoc(struct ieee80211_sub_if_data *sdata)
struct ieee80211_local *local = sdata->local;
int ret;
- sdata_assert_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
assoc_data->tries++;
if (assoc_data->tries > IEEE80211_ASSOC_MAX_TRIES) {
@@ -6519,7 +6707,7 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata)
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
- sdata_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
if (ifmgd->status_received) {
__le16 fc = ifmgd->status_fc;
@@ -6654,8 +6842,6 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata)
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY, false);
}
}
-
- sdata_unlock(sdata);
}
static void ieee80211_sta_bcn_mon_timer(struct timer_list *t)
@@ -6711,10 +6897,11 @@ static void ieee80211_sta_conn_mon_timer(struct timer_list *t)
return;
}
- ieee80211_queue_work(&local->hw, &ifmgd->monitor_work);
+ wiphy_work_queue(local->hw.wiphy, &sdata->u.mgd.monitor_work);
}
-static void ieee80211_sta_monitor_work(struct work_struct *work)
+static void ieee80211_sta_monitor_work(struct wiphy *wiphy,
+ struct wiphy_work *work)
{
struct ieee80211_sub_if_data *sdata =
container_of(work, struct ieee80211_sub_if_data,
@@ -6730,8 +6917,8 @@ static void ieee80211_restart_sta_timer(struct ieee80211_sub_if_data *sdata)
/* let's probe the connection once */
if (!ieee80211_hw_check(&sdata->local->hw, CONNECTION_MONITOR))
- ieee80211_queue_work(&sdata->local->hw,
- &sdata->u.mgd.monitor_work);
+ wiphy_work_queue(sdata->local->hw.wiphy,
+ &sdata->u.mgd.monitor_work);
}
}
@@ -6741,7 +6928,7 @@ void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data *sdata)
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN];
- sdata_lock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
if (ifmgd->auth_data || ifmgd->assoc_data) {
const u8 *ap_addr = ifmgd->auth_data ?
@@ -6793,8 +6980,6 @@ void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data *sdata)
memcpy(bssid, sdata->vif.cfg.ap_addr, ETH_ALEN);
ieee80211_mgd_deauth(sdata, &req);
}
-
- sdata_unlock(sdata);
}
#endif
@@ -6802,11 +6987,10 @@ void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
- sdata_lock(sdata);
- if (!ifmgd->associated) {
- sdata_unlock(sdata);
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
+
+ if (!ifmgd->associated)
return;
- }
if (sdata->flags & IEEE80211_SDATA_DISCONNECT_RESUME) {
sdata->flags &= ~IEEE80211_SDATA_DISCONNECT_RESUME;
@@ -6814,7 +6998,6 @@ void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata)
ieee80211_sta_connection_lost(sdata,
WLAN_REASON_UNSPECIFIED,
true);
- sdata_unlock(sdata);
return;
}
@@ -6824,11 +7007,8 @@ void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata)
ieee80211_sta_connection_lost(sdata,
WLAN_REASON_UNSPECIFIED,
true);
- sdata_unlock(sdata);
return;
}
-
- sdata_unlock(sdata);
}
static void ieee80211_request_smps_mgd_work(struct wiphy *wiphy,
@@ -6838,10 +7018,8 @@ static void ieee80211_request_smps_mgd_work(struct wiphy *wiphy,
container_of(work, struct ieee80211_link_data,
u.mgd.request_smps_work);
- sdata_lock(link->sdata);
__ieee80211_request_smps_mgd(link->sdata, link,
link->u.mgd.driver_smps_mode);
- sdata_unlock(link->sdata);
}
/* interface setup */
@@ -6849,20 +7027,22 @@ void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
- INIT_WORK(&ifmgd->monitor_work, ieee80211_sta_monitor_work);
+ wiphy_work_init(&ifmgd->monitor_work, ieee80211_sta_monitor_work);
wiphy_work_init(&ifmgd->beacon_connection_loss_work,
ieee80211_beacon_connection_loss_work);
wiphy_work_init(&ifmgd->csa_connection_drop_work,
ieee80211_csa_connection_drop_work);
- INIT_DELAYED_WORK(&ifmgd->tdls_peer_del_work,
- ieee80211_tdls_peer_del_work);
+ wiphy_delayed_work_init(&ifmgd->tdls_peer_del_work,
+ ieee80211_tdls_peer_del_work);
wiphy_delayed_work_init(&ifmgd->ml_reconf_work,
ieee80211_ml_reconf_work);
timer_setup(&ifmgd->timer, ieee80211_sta_timer, 0);
timer_setup(&ifmgd->bcn_mon_timer, ieee80211_sta_bcn_mon_timer, 0);
timer_setup(&ifmgd->conn_mon_timer, ieee80211_sta_conn_mon_timer, 0);
- INIT_DELAYED_WORK(&ifmgd->tx_tspec_wk,
- ieee80211_sta_handle_tspec_ac_params_wk);
+ wiphy_delayed_work_init(&ifmgd->tx_tspec_wk,
+ ieee80211_sta_handle_tspec_ac_params_wk);
+ wiphy_delayed_work_init(&ifmgd->ttlm_work,
+ ieee80211_tid_to_link_map_work);
ifmgd->flags = 0;
ifmgd->powersave = sdata->wdev.ps;
@@ -6874,6 +7054,16 @@ void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata)
ifmgd->orig_teardown_skb = NULL;
}
+static void ieee80211_recalc_smps_work(struct wiphy *wiphy,
+ struct wiphy_work *work)
+{
+ struct ieee80211_link_data *link =
+ container_of(work, struct ieee80211_link_data,
+ u.mgd.recalc_smps);
+
+ ieee80211_recalc_smps(link->sdata, link);
+}
+
void ieee80211_mgd_setup_link(struct ieee80211_link_data *link)
{
struct ieee80211_sub_if_data *sdata = link->sdata;
@@ -6883,9 +7073,12 @@ void ieee80211_mgd_setup_link(struct ieee80211_link_data *link)
link->u.mgd.p2p_noa_index = -1;
link->u.mgd.conn_flags = 0;
link->conf->bssid = link->u.mgd.bssid;
+ link->smps_mode = IEEE80211_SMPS_OFF;
wiphy_work_init(&link->u.mgd.request_smps_work,
ieee80211_request_smps_mgd_work);
+ wiphy_work_init(&link->u.mgd.recalc_smps,
+ ieee80211_recalc_smps_work);
if (local->hw.wiphy->features & NL80211_FEATURE_DYNAMIC_SMPS)
link->u.mgd.req_smps = IEEE80211_SMPS_AUTOMATIC;
else
@@ -7049,7 +7242,7 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
}
if (new_sta || override) {
- err = ieee80211_prep_channel(sdata, link, cbss,
+ err = ieee80211_prep_channel(sdata, link, cbss, mlo,
&link->u.mgd.conn_flags);
if (err) {
if (new_sta)
@@ -7094,6 +7287,75 @@ out_err:
return err;
}
+static bool ieee80211_mgd_csa_present(struct ieee80211_sub_if_data *sdata,
+ const struct cfg80211_bss_ies *ies,
+ u8 cur_channel, bool ignore_ecsa)
+{
+ const struct element *csa_elem, *ecsa_elem;
+ struct ieee80211_channel_sw_ie *csa = NULL;
+ struct ieee80211_ext_chansw_ie *ecsa = NULL;
+
+ if (!ies)
+ return false;
+
+ csa_elem = cfg80211_find_elem(WLAN_EID_CHANNEL_SWITCH,
+ ies->data, ies->len);
+ if (csa_elem && csa_elem->datalen == sizeof(*csa))
+ csa = (void *)csa_elem->data;
+
+ ecsa_elem = cfg80211_find_elem(WLAN_EID_EXT_CHANSWITCH_ANN,
+ ies->data, ies->len);
+ if (ecsa_elem && ecsa_elem->datalen == sizeof(*ecsa))
+ ecsa = (void *)ecsa_elem->data;
+
+ if (csa && csa->count == 0)
+ csa = NULL;
+ if (csa && !csa->mode && csa->new_ch_num == cur_channel)
+ csa = NULL;
+
+ if (ecsa && ecsa->count == 0)
+ ecsa = NULL;
+ if (ecsa && !ecsa->mode && ecsa->new_ch_num == cur_channel)
+ ecsa = NULL;
+
+ if (ignore_ecsa && ecsa) {
+ sdata_info(sdata,
+ "Ignoring ECSA in probe response - was considered stuck!\n");
+ return csa;
+ }
+
+ return csa || ecsa;
+}
+
+static bool ieee80211_mgd_csa_in_process(struct ieee80211_sub_if_data *sdata,
+ struct cfg80211_bss *bss)
+{
+ u8 cur_channel;
+ bool ret;
+
+ cur_channel = ieee80211_frequency_to_channel(bss->channel->center_freq);
+
+ rcu_read_lock();
+ if (ieee80211_mgd_csa_present(sdata,
+ rcu_dereference(bss->beacon_ies),
+ cur_channel, false)) {
+ ret = true;
+ goto out;
+ }
+
+ if (ieee80211_mgd_csa_present(sdata,
+ rcu_dereference(bss->proberesp_ies),
+ cur_channel, bss->proberesp_ecsa_stuck)) {
+ ret = true;
+ goto out;
+ }
+
+ ret = false;
+out:
+ rcu_read_unlock();
+ return ret;
+}
+
/* config hooks */
int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
struct cfg80211_auth_request *req)
@@ -7101,10 +7363,13 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
struct ieee80211_mgd_auth_data *auth_data;
+ struct ieee80211_link_data *link;
u16 auth_alg;
int err;
bool cont_auth;
+ lockdep_assert_wiphy(sdata->local->hw.wiphy);
+
/* prepare auth data structure */
switch (req->auth_type) {
@@ -7141,6 +7406,11 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
if (ifmgd->assoc_data)
return -EBUSY;
+ if (ieee80211_mgd_csa_in_process(sdata, req->bss)) {
+ sdata_info(sdata, "AP is in CSA process, reject auth\n");
+ return -EINVAL;
+ }
+
auth_data = kzalloc(sizeof(*auth_data) + req->auth_data_len +
req->ie_len, GFP_KERNEL);
if (!auth_data)
@@ -7224,8 +7494,6 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
false);
}
- sdata_info(sdata, "authenticate with %pM\n", auth_data->ap_addr);
-
/* needed for transmitting the auth frame(s) properly */
memcpy(sdata->vif.cfg.ap_addr, auth_data->ap_addr, ETH_ALEN);
@@ -7234,6 +7502,19 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
if (err)
goto err_clear;
+ if (req->link_id > 0)
+ link = sdata_dereference(sdata->link[req->link_id], sdata);
+ else
+ link = sdata_dereference(sdata->link[0], sdata);
+
+ if (WARN_ON(!link)) {
+ err = -ENOLINK;
+ goto err_clear;
+ }
+
+ sdata_info(sdata, "authenticate with %pM (local address=%pM)\n",
+ auth_data->ap_addr, link->conf->addr);
+
err = ieee80211_auth(sdata);
if (err) {
sta_info_destroy_addr(sdata, auth_data->ap_addr);
@@ -7249,9 +7530,7 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
eth_zero_addr(sdata->deflink.u.mgd.bssid);
ieee80211_link_info_change_notify(sdata, &sdata->deflink,
BSS_CHANGED_BSSID);
- mutex_lock(&sdata->local->mtx);
ieee80211_link_release_channel(&sdata->deflink);
- mutex_unlock(&sdata->local->mtx);
}
ifmgd->auth_data = NULL;
kfree(auth_data);
@@ -7266,7 +7545,7 @@ ieee80211_setup_assoc_link(struct ieee80211_sub_if_data *sdata,
unsigned int link_id)
{
struct ieee80211_local *local = sdata->local;
- const struct cfg80211_bss_ies *beacon_ies;
+ const struct cfg80211_bss_ies *bss_ies;
struct ieee80211_supported_band *sband;
const struct element *ht_elem, *vht_elem;
struct ieee80211_link_data *link;
@@ -7341,32 +7620,37 @@ ieee80211_setup_assoc_link(struct ieee80211_sub_if_data *sdata,
link->conf->eht_puncturing = 0;
rcu_read_lock();
- beacon_ies = rcu_dereference(cbss->beacon_ies);
- if (beacon_ies) {
- const struct ieee80211_eht_operation *eht_oper;
- const struct element *elem;
+ bss_ies = rcu_dereference(cbss->beacon_ies);
+ if (bss_ies) {
u8 dtim_count = 0;
- ieee80211_get_dtim(beacon_ies, &dtim_count,
+ ieee80211_get_dtim(bss_ies, &dtim_count,
&link->u.mgd.dtim_period);
sdata->deflink.u.mgd.have_beacon = true;
if (ieee80211_hw_check(&local->hw, TIMING_BEACON_ONLY)) {
- link->conf->sync_tsf = beacon_ies->tsf;
+ link->conf->sync_tsf = bss_ies->tsf;
link->conf->sync_device_ts = bss->device_ts_beacon;
link->conf->sync_dtim_count = dtim_count;
}
+ } else {
+ bss_ies = rcu_dereference(cbss->ies);
+ }
+
+ if (bss_ies) {
+ const struct ieee80211_eht_operation *eht_oper;
+ const struct element *elem;
elem = cfg80211_find_ext_elem(WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION,
- beacon_ies->data, beacon_ies->len);
+ bss_ies->data, bss_ies->len);
if (elem && elem->datalen >= 3)
link->conf->profile_periodicity = elem->data[2];
else
link->conf->profile_periodicity = 0;
elem = cfg80211_find_elem(WLAN_EID_EXT_CAPABILITY,
- beacon_ies->data, beacon_ies->len);
+ bss_ies->data, bss_ies->len);
if (elem && elem->datalen >= 11 &&
(elem->data[10] & WLAN_EXT_CAPA11_EMA_SUPPORT))
link->conf->ema_ap = true;
@@ -7374,7 +7658,7 @@ ieee80211_setup_assoc_link(struct ieee80211_sub_if_data *sdata,
link->conf->ema_ap = false;
elem = cfg80211_find_ext_elem(WLAN_EID_EXT_EHT_OPERATION,
- beacon_ies->data, beacon_ies->len);
+ bss_ies->data, bss_ies->len);
eht_oper = (const void *)(elem->data + 1);
if (elem &&
@@ -7457,6 +7741,12 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
cbss = req->link_id < 0 ? req->bss : req->links[req->link_id].bss;
+ if (ieee80211_mgd_csa_in_process(sdata, cbss)) {
+ sdata_info(sdata, "AP is in CSA process, reject assoc\n");
+ kfree(assoc_data);
+ return -EINVAL;
+ }
+
rcu_read_lock();
ssid_elem = ieee80211_bss_get_elem(cbss, WLAN_EID_SSID);
if (!ssid_elem || ssid_elem->datalen > sizeof(assoc_data->ssid)) {
@@ -7464,6 +7754,7 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
kfree(assoc_data);
return -EINVAL;
}
+
memcpy(assoc_data->ssid, ssid_elem->data, ssid_elem->datalen);
assoc_data->ssid_len = ssid_elem->datalen;
memcpy(vif_cfg->ssid, assoc_data->ssid, assoc_data->ssid_len);
@@ -7524,7 +7815,10 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
match = ether_addr_equal(ifmgd->auth_data->ap_addr,
assoc_data->ap_addr) &&
ifmgd->auth_data->link_id == req->link_id;
- ieee80211_destroy_auth_data(sdata, match);
+
+ /* Cleanup is delayed if auth_data matches */
+ if (!match)
+ ieee80211_destroy_auth_data(sdata, false);
}
/* prepare assoc data */
@@ -7705,10 +7999,13 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
if (i == assoc_data->assoc_link_id)
continue;
/* only calculate the flags, hence link == NULL */
- err = ieee80211_prep_channel(sdata, NULL, assoc_data->link[i].bss,
+ err = ieee80211_prep_channel(sdata, NULL,
+ assoc_data->link[i].bss, true,
&assoc_data->link[i].conn_flags);
- if (err)
+ if (err) {
+ req->links[i].error = err;
goto err_clear;
+ }
}
/* needed for transmitting the assoc frames properly */
@@ -7727,8 +8024,7 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
rcu_read_lock();
beacon_ies = rcu_dereference(req->bss->beacon_ies);
-
- if (beacon_ies) {
+ if (!beacon_ies) {
/*
* Wait up to one beacon interval ...
* should this be more if we miss one?
@@ -7744,11 +8040,17 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
run_again(sdata, assoc_data->timeout);
+ /* We are associating, clean up auth_data */
+ if (ifmgd->auth_data)
+ ieee80211_destroy_auth_data(sdata, true);
+
return 0;
err_clear:
- eth_zero_addr(sdata->deflink.u.mgd.bssid);
- ieee80211_link_info_change_notify(sdata, &sdata->deflink,
- BSS_CHANGED_BSSID);
+ if (!ifmgd->auth_data) {
+ eth_zero_addr(sdata->deflink.u.mgd.bssid);
+ ieee80211_link_info_change_notify(sdata, &sdata->deflink,
+ BSS_CHANGED_BSSID);
+ }
ifmgd->assoc_data = NULL;
err_free:
kfree(assoc_data);
@@ -7772,6 +8074,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
req->bssid, req->reason_code,
ieee80211_get_reason_code_string(req->reason_code));
+ info.link_id = ifmgd->auth_data->link_id;
drv_mgd_prepare_tx(sdata->local, sdata, &info);
ieee80211_send_deauth_disassoc(sdata, req->bssid, req->bssid,
IEEE80211_STYPE_DEAUTH,
@@ -7792,6 +8095,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
req->bssid, req->reason_code,
ieee80211_get_reason_code_string(req->reason_code));
+ info.link_id = ifmgd->assoc_data->assoc_link_id;
drv_mgd_prepare_tx(sdata->local, sdata, &info);
ieee80211_send_deauth_disassoc(sdata, req->bssid, req->bssid,
IEEE80211_STYPE_DEAUTH,
@@ -7801,6 +8105,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
ieee80211_report_disconnect(sdata, frame_buf,
sizeof(frame_buf), true,
req->reason_code, false);
+ drv_mgd_complete_tx(sdata->local, sdata, &info);
return 0;
}
@@ -7851,6 +8156,8 @@ void ieee80211_mgd_stop_link(struct ieee80211_link_data *link)
{
wiphy_work_cancel(link->sdata->local->hw.wiphy,
&link->u.mgd.request_smps_work);
+ wiphy_work_cancel(link->sdata->local->hw.wiphy,
+ &link->u.mgd.recalc_smps);
wiphy_delayed_work_cancel(link->sdata->local->hw.wiphy,
&link->u.mgd.chswitch_work);
}
@@ -7864,16 +8171,18 @@ void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata)
* they will not do anything but might not have been
* cancelled when disconnecting.
*/
- cancel_work_sync(&ifmgd->monitor_work);
+ wiphy_work_cancel(sdata->local->hw.wiphy,
+ &ifmgd->monitor_work);
wiphy_work_cancel(sdata->local->hw.wiphy,
&ifmgd->beacon_connection_loss_work);
wiphy_work_cancel(sdata->local->hw.wiphy,
&ifmgd->csa_connection_drop_work);
- cancel_delayed_work_sync(&ifmgd->tdls_peer_del_work);
+ wiphy_delayed_work_cancel(sdata->local->hw.wiphy,
+ &ifmgd->tdls_peer_del_work);
wiphy_delayed_work_cancel(sdata->local->hw.wiphy,
&ifmgd->ml_reconf_work);
+ wiphy_delayed_work_cancel(sdata->local->hw.wiphy, &ifmgd->ttlm_work);
- sdata_lock(sdata);
if (ifmgd->assoc_data)
ieee80211_destroy_assoc_data(sdata, ASSOC_TIMEOUT);
if (ifmgd->auth_data)
@@ -7889,7 +8198,6 @@ void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata)
ifmgd->assoc_req_ies_len = 0;
spin_unlock_bh(&ifmgd->teardown_lock);
del_timer_sync(&ifmgd->timer);
- sdata_unlock(sdata);
}
void ieee80211_cqm_rssi_notify(struct ieee80211_vif *vif,
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-16 06:08:47 +0000