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Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c105
1 files changed, 76 insertions, 29 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 85ac364f4636..c2a2dcbfdf01 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -353,6 +353,7 @@ void sta_set_rate_info_tx(struct sta_info *sta,
static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
{
struct ieee80211_sub_if_data *sdata = sta->sdata;
+ struct ieee80211_local *local = sdata->local;
struct timespec uptime;
sinfo->generation = sdata->local->sta_generation;
@@ -388,7 +389,9 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
if ((sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) ||
(sta->local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)) {
sinfo->filled |= STATION_INFO_SIGNAL | STATION_INFO_SIGNAL_AVG;
- sinfo->signal = (s8)sta->last_signal;
+ if (!local->ops->get_rssi ||
+ drv_get_rssi(local, sdata, &sta->sta, &sinfo->signal))
+ sinfo->signal = (s8)sta->last_signal;
sinfo->signal_avg = (s8) -ewma_read(&sta->avg_signal);
}
@@ -517,7 +520,7 @@ static void ieee80211_get_et_stats(struct wiphy *wiphy,
* network device.
*/
- rcu_read_lock();
+ mutex_lock(&local->sta_mtx);
if (sdata->vif.type == NL80211_IFTYPE_STATION) {
sta = sta_info_get_bss(sdata, sdata->u.mgd.bssid);
@@ -546,7 +549,7 @@ static void ieee80211_get_et_stats(struct wiphy *wiphy,
data[i] = (u8)sinfo.signal_avg;
i++;
} else {
- list_for_each_entry_rcu(sta, &local->sta_list, list) {
+ list_for_each_entry(sta, &local->sta_list, list) {
/* Make sure this station belongs to the proper dev */
if (sta->sdata->dev != dev)
continue;
@@ -603,7 +606,7 @@ do_survey:
else
data[i++] = -1LL;
- rcu_read_unlock();
+ mutex_unlock(&local->sta_mtx);
if (WARN_ON(i != STA_STATS_LEN))
return;
@@ -629,10 +632,11 @@ static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
int idx, u8 *mac, struct station_info *sinfo)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
int ret = -ENOENT;
- rcu_read_lock();
+ mutex_lock(&local->sta_mtx);
sta = sta_info_get_by_idx(sdata, idx);
if (sta) {
@@ -641,7 +645,7 @@ static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
sta_set_sinfo(sta, sinfo);
}
- rcu_read_unlock();
+ mutex_unlock(&local->sta_mtx);
return ret;
}
@@ -658,10 +662,11 @@ static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
u8 *mac, struct station_info *sinfo)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
int ret = -ENOENT;
- rcu_read_lock();
+ mutex_lock(&local->sta_mtx);
sta = sta_info_get_bss(sdata, mac);
if (sta) {
@@ -669,7 +674,7 @@ static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
sta_set_sinfo(sta, sinfo);
}
- rcu_read_unlock();
+ mutex_unlock(&local->sta_mtx);
return ret;
}
@@ -689,7 +694,8 @@ static int ieee80211_set_channel(struct wiphy *wiphy,
case CHAN_MODE_HOPPING:
return -EBUSY;
case CHAN_MODE_FIXED:
- if (local->oper_channel != chan)
+ if (local->oper_channel != chan ||
+ (!sdata && local->_oper_channel_type != channel_type))
return -EBUSY;
if (!sdata && local->_oper_channel_type == channel_type)
return 0;
@@ -1529,7 +1535,7 @@ static int ieee80211_update_mesh_config(struct wiphy *wiphy,
if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
conf->dot11MeshTTL = nconf->dot11MeshTTL;
if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
- conf->dot11MeshTTL = nconf->element_ttl;
+ conf->element_ttl = nconf->element_ttl;
if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask))
conf->auto_open_plinks = nconf->auto_open_plinks;
if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask))
@@ -1564,17 +1570,16 @@ static int ieee80211_update_mesh_config(struct wiphy *wiphy,
* announcements, so require this ifmsh to also be a root node
* */
if (nconf->dot11MeshGateAnnouncementProtocol &&
- !conf->dot11MeshHWMPRootMode) {
- conf->dot11MeshHWMPRootMode = 1;
+ !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) {
+ conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN;
ieee80211_mesh_root_setup(ifmsh);
}
conf->dot11MeshGateAnnouncementProtocol =
nconf->dot11MeshGateAnnouncementProtocol;
}
- if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask)) {
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask))
conf->dot11MeshHWMPRannInterval =
nconf->dot11MeshHWMPRannInterval;
- }
if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask))
conf->dot11MeshForwarding = nconf->dot11MeshForwarding;
if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) {
@@ -1590,6 +1595,15 @@ static int ieee80211_update_mesh_config(struct wiphy *wiphy,
sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode;
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT);
}
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask))
+ conf->dot11MeshHWMPactivePathToRootTimeout =
+ nconf->dot11MeshHWMPactivePathToRootTimeout;
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask))
+ conf->dot11MeshHWMProotInterval =
+ nconf->dot11MeshHWMProotInterval;
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask))
+ conf->dot11MeshHWMPconfirmationInterval =
+ nconf->dot11MeshHWMPconfirmationInterval;
return 0;
}
@@ -2309,6 +2323,21 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local,
mutex_lock(&local->mtx);
list_for_each_entry_safe(roc, tmp, &local->roc_list, list) {
+ struct ieee80211_roc_work *dep, *tmp2;
+
+ list_for_each_entry_safe(dep, tmp2, &roc->dependents, list) {
+ if (!mgmt_tx && (unsigned long)dep != cookie)
+ continue;
+ else if (mgmt_tx && dep->mgmt_tx_cookie != cookie)
+ continue;
+ /* found dependent item -- just remove it */
+ list_del(&dep->list);
+ mutex_unlock(&local->mtx);
+
+ ieee80211_roc_notify_destroy(dep);
+ return 0;
+ }
+
if (!mgmt_tx && (unsigned long)roc != cookie)
continue;
else if (mgmt_tx && roc->mgmt_tx_cookie != cookie)
@@ -2323,6 +2352,13 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local,
return -ENOENT;
}
+ /*
+ * We found the item to cancel, so do that. Note that it
+ * may have dependents, which we also cancel (and send
+ * the expired signal for.) Not doing so would be quite
+ * tricky here, but we may need to fix it later.
+ */
+
if (local->ops->remain_on_channel) {
if (found->started) {
ret = drv_cancel_remain_on_channel(local);
@@ -2334,8 +2370,8 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local,
list_del(&found->list);
- ieee80211_run_deferred_scan(local);
- ieee80211_start_next_roc(local);
+ if (found->started)
+ ieee80211_start_next_roc(local);
mutex_unlock(&local->mtx);
ieee80211_roc_notify_destroy(found);
@@ -2489,16 +2525,30 @@ static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
u16 frame_type, bool reg)
{
struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ))
- return;
+ switch (frame_type) {
+ case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH:
+ if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
+ struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
- if (reg)
- local->probe_req_reg++;
- else
- local->probe_req_reg--;
+ if (reg)
+ ifibss->auth_frame_registrations++;
+ else
+ ifibss->auth_frame_registrations--;
+ }
+ break;
+ case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ:
+ if (reg)
+ local->probe_req_reg++;
+ else
+ local->probe_req_reg--;
- ieee80211_queue_work(&local->hw, &local->reconfig_filter);
+ ieee80211_queue_work(&local->hw, &local->reconfig_filter);
+ break;
+ default:
+ break;
+ }
}
static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
@@ -2724,9 +2774,8 @@ static int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
!sdata->u.mgd.associated)
return -EINVAL;
-#ifdef CONFIG_MAC80211_VERBOSE_TDLS_DEBUG
- pr_debug("TDLS mgmt action %d peer %pM\n", action_code, peer);
-#endif
+ tdls_dbg(sdata, "TDLS mgmt action %d peer %pM\n",
+ action_code, peer);
skb = dev_alloc_skb(local->hw.extra_tx_headroom +
max(sizeof(struct ieee80211_mgmt),
@@ -2835,9 +2884,7 @@ static int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
if (sdata->vif.type != NL80211_IFTYPE_STATION)
return -EINVAL;
-#ifdef CONFIG_MAC80211_VERBOSE_TDLS_DEBUG
- pr_debug("TDLS oper %d peer %pM\n", oper, peer);
-#endif
+ tdls_dbg(sdata, "TDLS oper %d peer %pM\n", oper, peer);
switch (oper) {
case NL80211_TDLS_ENABLE_LINK:
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.