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Diffstat (limited to 'net/mac80211/ibss.c')
-rw-r--r--net/mac80211/ibss.c51
1 files changed, 20 insertions, 31 deletions
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 3f74bbceeca5..168f84a1353b 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -9,7 +9,7 @@
* Copyright 2009, Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright(c) 2016 Intel Deutschland GmbH
- * Copyright(c) 2018-2024 Intel Corporation
+ * Copyright(c) 2018-2025 Intel Corporation
*/
#include <linux/delay.h>
@@ -48,7 +48,7 @@ ieee80211_ibss_build_presp(struct ieee80211_sub_if_data *sdata,
struct ieee80211_mgmt *mgmt;
u8 *pos;
struct ieee80211_supported_band *sband;
- u32 rate_flags, rates = 0, rates_added = 0;
+ u32 rates = 0, rates_added = 0;
struct beacon_data *presp;
int frame_len;
@@ -90,14 +90,11 @@ ieee80211_ibss_build_presp(struct ieee80211_sub_if_data *sdata,
pos += ifibss->ssid_len;
sband = local->hw.wiphy->bands[chandef->chan->band];
- rate_flags = ieee80211_chandef_rate_flags(chandef);
rates_n = 0;
if (have_higher_than_11mbit)
*have_higher_than_11mbit = false;
for (i = 0; i < sband->n_bitrates; i++) {
- if ((rate_flags & sband->bitrates[i].flags) != rate_flags)
- continue;
if (sband->bitrates[i].bitrate > 110 &&
have_higher_than_11mbit)
*have_higher_than_11mbit = true;
@@ -245,6 +242,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
sdata->vif.cfg.ibss_creator = false;
sdata->vif.bss_conf.enable_beacon = false;
netif_carrier_off(sdata->dev);
+ synchronize_net();
ieee80211_bss_info_change_notify(sdata,
BSS_CHANGED_IBSS |
BSS_CHANGED_BEACON_ENABLED);
@@ -394,7 +392,6 @@ static void ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
const struct cfg80211_bss_ies *ies;
enum nl80211_channel_type chan_type;
u64 tsf;
- u32 rate_flags;
lockdep_assert_wiphy(sdata->local->hw.wiphy);
@@ -428,7 +425,6 @@ static void ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
}
sband = sdata->local->hw.wiphy->bands[cbss->channel->band];
- rate_flags = ieee80211_chandef_rate_flags(&sdata->u.ibss.chandef);
basic_rates = 0;
@@ -438,9 +434,6 @@ static void ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
for (j = 0; j < sband->n_bitrates; j++) {
int brate;
- if ((rate_flags & sband->bitrates[j].flags)
- != rate_flags)
- continue;
brate = DIV_ROUND_UP(sband->bitrates[j].bitrate, 5);
if (brate == rate) {
@@ -569,7 +562,7 @@ static struct sta_info *ieee80211_ibss_finish_sta(struct sta_info *sta)
if (!sta->sdata->u.ibss.control_port)
sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
- rate_control_rate_init(sta);
+ rate_control_rate_init(&sta->deflink);
/* If it fails, maybe we raced another insertion? */
if (sta_info_insert_rcu(sta))
@@ -642,7 +635,7 @@ static int ieee80211_sta_active_ibss(struct ieee80211_sub_if_data *sdata)
rcu_read_lock();
list_for_each_entry_rcu(sta, &local->sta_list, list) {
- unsigned long last_active = ieee80211_sta_last_active(sta);
+ unsigned long last_active = ieee80211_sta_last_active(sta, -1);
if (sta->sdata == sdata &&
time_is_after_jiffies(last_active +
@@ -1068,11 +1061,12 @@ static void ieee80211_update_sta_info(struct ieee80211_sub_if_data *sdata,
/* Force rx_nss recalculation */
sta->sta.deflink.rx_nss = 0;
- rate_control_rate_init(sta);
+ rate_control_rate_init(&sta->deflink);
if (sta->sta.deflink.rx_nss != rx_nss)
changed |= IEEE80211_RC_NSS_CHANGED;
- drv_sta_rc_update(local, sdata, &sta->sta, changed);
+ drv_link_sta_rc_update(local, sdata, &sta->sta.deflink,
+ changed);
}
rcu_read_unlock();
@@ -1234,7 +1228,7 @@ static void ieee80211_ibss_sta_expire(struct ieee80211_sub_if_data *sdata)
lockdep_assert_wiphy(local->hw.wiphy);
list_for_each_entry_safe(sta, tmp, &local->sta_list, list) {
- unsigned long last_active = ieee80211_sta_last_active(sta);
+ unsigned long last_active = ieee80211_sta_last_active(sta, -1);
if (sdata != sta->sdata)
continue;
@@ -1560,6 +1554,7 @@ void ieee80211_rx_mgmt_probe_beacon(struct ieee80211_sub_if_data *sdata,
{
size_t baselen;
struct ieee802_11_elems *elems;
+ u16 type;
BUILD_BUG_ON(offsetof(typeof(mgmt->u.probe_resp), variable) !=
offsetof(typeof(mgmt->u.beacon), variable));
@@ -1572,8 +1567,9 @@ void ieee80211_rx_mgmt_probe_beacon(struct ieee80211_sub_if_data *sdata,
if (baselen > len)
return;
+ type = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_TYPE;
elems = ieee802_11_parse_elems(mgmt->u.probe_resp.variable,
- len - baselen, false, NULL);
+ len - baselen, type, NULL);
if (elems) {
ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, elems);
@@ -1622,9 +1618,11 @@ void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
if (ies_len < 0)
break;
- elems = ieee802_11_parse_elems(
- mgmt->u.action.u.chan_switch.variable,
- ies_len, true, NULL);
+ elems = ieee802_11_parse_elems(mgmt->u.action.u.chan_switch.variable,
+ ies_len,
+ IEEE80211_FTYPE_MGMT |
+ IEEE80211_STYPE_ACTION,
+ NULL);
if (elems && !elems->parse_error)
ieee80211_rx_mgmt_spectrum_mgmt(sdata, mgmt,
@@ -1679,7 +1677,7 @@ void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata)
static void ieee80211_ibss_timer(struct timer_list *t)
{
struct ieee80211_sub_if_data *sdata =
- from_timer(sdata, t, u.ibss.timer);
+ timer_container_of(sdata, t, u.ibss.timer);
wiphy_work_queue(sdata->local->hw.wiphy, &sdata->work);
}
@@ -1715,12 +1713,9 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
struct cfg80211_ibss_params *params)
{
u64 changed = 0;
- u32 rate_flags;
- struct ieee80211_supported_band *sband;
enum ieee80211_chanctx_mode chanmode;
struct ieee80211_local *local = sdata->local;
int radar_detect_width = 0;
- int i;
int ret;
lockdep_assert_wiphy(local->hw.wiphy);
@@ -1763,12 +1758,6 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
sdata->u.ibss.last_scan_completed = jiffies;
/* fix basic_rates if channel does not support these rates */
- rate_flags = ieee80211_chandef_rate_flags(&params->chandef);
- sband = local->hw.wiphy->bands[params->chandef.chan->band];
- for (i = 0; i < sband->n_bitrates; i++) {
- if ((rate_flags & sband->bitrates[i].flags) != rate_flags)
- sdata->u.ibss.basic_rates &= ~BIT(i);
- }
memcpy(sdata->vif.bss_conf.mcast_rate, params->mcast_rate,
sizeof(params->mcast_rate));
@@ -1825,8 +1814,8 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
- ieee80211_ibss_disconnect(sdata);
ifibss->ssid_len = 0;
+ ieee80211_ibss_disconnect(sdata);
eth_zero_addr(ifibss->bssid);
/* remove beacon */
@@ -1842,7 +1831,7 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata)
skb_queue_purge(&sdata->skb_queue);
- del_timer_sync(&sdata->u.ibss.timer);
+ timer_delete_sync(&sdata->u.ibss.timer);
return 0;
}
generated by cgit (git 2.34.1) at 2025-12-25 04:02:50 +0000