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authorJohannes Berg <johannes.berg@intel.com>2013-05-25 00:01:30 +0200
committerJohannes Berg <johannes.berg@intel.com>2013-05-25 00:01:30 +0200
commitdde7dc759b777f385fc5df2af691c82eb455c7f3 (patch)
tree5e8f1fcd10a6b264d60bc8a0503656c0611de222 /net
parentb422c6cd7e93bb613030f14d7d8a0cc73f115629 (diff)
parent4c8a9d4bfaf7dbc7d2168494904d79d22cc01db7 (diff)
Merge remote-tracking branch 'mac80211/master' into mac80211-next
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/ieee80211_i.h1
-rw-r--r--net/mac80211/iface.c18
-rw-r--r--net/mac80211/mlme.c45
-rw-r--r--net/mac80211/rate.c9
-rw-r--r--net/mac80211/rx.c3
-rw-r--r--net/mac80211/tkip.c4
-rw-r--r--net/mac80211/util.c7
-rw-r--r--net/wireless/core.c17
-rw-r--r--net/wireless/nl80211.c6
-rw-r--r--net/wireless/sme.c6
-rw-r--r--net/wireless/trace.h23
11 files changed, 106 insertions, 33 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index b7cbd4ebf0e0..ba3cd284d104 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1267,6 +1267,7 @@ void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata);
void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata);
void ieee80211_mgd_conn_tx_status(struct ieee80211_sub_if_data *sdata,
__le16 fc, bool acked);
+void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata);
/* IBSS code */
void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local);
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 60f1ce5e5e52..ceef64426a8d 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -474,6 +474,9 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
master->control_port_protocol;
sdata->control_port_no_encrypt =
master->control_port_no_encrypt;
+ sdata->vif.cab_queue = master->vif.cab_queue;
+ memcpy(sdata->vif.hw_queue, master->vif.hw_queue,
+ sizeof(sdata->vif.hw_queue));
break;
}
case NL80211_IFTYPE_AP:
@@ -653,7 +656,11 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
ieee80211_recalc_ps(local, -1);
- if (dev) {
+ if (sdata->vif.type == NL80211_IFTYPE_MONITOR ||
+ sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
+ /* XXX: for AP_VLAN, actually track AP queues */
+ netif_tx_start_all_queues(dev);
+ } else if (dev) {
unsigned long flags;
int n_acs = IEEE80211_NUM_ACS;
int ac;
@@ -1696,6 +1703,15 @@ void ieee80211_remove_interfaces(struct ieee80211_local *local)
ASSERT_RTNL();
+ /*
+ * Close all AP_VLAN interfaces first, as otherwise they
+ * might be closed while the AP interface they belong to
+ * is closed, causing unregister_netdevice_many() to crash.
+ */
+ list_for_each_entry(sdata, &local->interfaces, list)
+ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+ dev_close(sdata->dev);
+
mutex_lock(&local->iflist_mtx);
list_for_each_entry_safe(sdata, tmp, &local->interfaces, list) {
list_del(&sdata->list);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index ef378b9a32ec..1da3d6be8e11 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3325,10 +3325,6 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
if (WARN_ON_ONCE(!auth_data))
return -EINVAL;
- if (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS)
- tx_flags = IEEE80211_TX_CTL_REQ_TX_STATUS |
- IEEE80211_TX_INTFL_MLME_CONN_TX;
-
auth_data->tries++;
if (auth_data->tries > IEEE80211_AUTH_MAX_TRIES) {
@@ -3362,6 +3358,10 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
auth_data->expected_transaction = trans;
}
+ if (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS)
+ tx_flags = IEEE80211_TX_CTL_REQ_TX_STATUS |
+ IEEE80211_TX_INTFL_MLME_CONN_TX;
+
ieee80211_send_auth(sdata, trans, auth_data->algorithm, status,
auth_data->data, auth_data->data_len,
auth_data->bss->bssid,
@@ -3385,12 +3385,12 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
* will not answer to direct packet in unassociated state.
*/
ieee80211_send_probe_req(sdata, NULL, ssidie + 2, ssidie[1],
- NULL, 0, (u32) -1, true, tx_flags,
+ NULL, 0, (u32) -1, true, 0,
auth_data->bss->channel, false);
rcu_read_unlock();
}
- if (!(local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS)) {
+ if (tx_flags == 0) {
auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
ifmgd->auth_data->timeout_started = true;
run_again(ifmgd, auth_data->timeout);
@@ -3643,6 +3643,31 @@ static void ieee80211_restart_sta_timer(struct ieee80211_sub_if_data *sdata)
}
}
+#ifdef CONFIG_PM
+void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata)
+{
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+
+ mutex_lock(&ifmgd->mtx);
+ if (!ifmgd->associated) {
+ mutex_unlock(&ifmgd->mtx);
+ return;
+ }
+
+ if (sdata->flags & IEEE80211_SDATA_DISCONNECT_RESUME) {
+ sdata->flags &= ~IEEE80211_SDATA_DISCONNECT_RESUME;
+ mlme_dbg(sdata, "driver requested disconnect after resume\n");
+ ieee80211_sta_connection_lost(sdata,
+ ifmgd->associated->bssid,
+ WLAN_REASON_UNSPECIFIED,
+ true);
+ mutex_unlock(&ifmgd->mtx);
+ return;
+ }
+ mutex_unlock(&ifmgd->mtx);
+}
+#endif
+
/* interface setup */
void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata)
{
@@ -4349,7 +4374,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN];
bool tx = !req->local_state_change;
- bool sent_frame = false;
+ bool report_frame = false;
mutex_lock(&ifmgd->mtx);
@@ -4366,7 +4391,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
ieee80211_destroy_auth_data(sdata, false);
mutex_unlock(&ifmgd->mtx);
- sent_frame = tx;
+ report_frame = true;
goto out;
}
@@ -4374,12 +4399,12 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
ether_addr_equal(ifmgd->associated->bssid, req->bssid)) {
ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
req->reason_code, tx, frame_buf);
- sent_frame = tx;
+ report_frame = true;
}
mutex_unlock(&ifmgd->mtx);
out:
- if (sent_frame)
+ if (report_frame)
__cfg80211_send_deauth(sdata->dev, frame_buf,
IEEE80211_DEAUTH_FRAME_LEN);
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index 0d51877efdb7..d3f414fe67e0 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -688,8 +688,15 @@ int rate_control_set_rates(struct ieee80211_hw *hw,
struct ieee80211_sta *pubsta,
struct ieee80211_sta_rates *rates)
{
- struct ieee80211_sta_rates *old = rcu_dereference(pubsta->rates);
+ struct ieee80211_sta_rates *old;
+ /*
+ * mac80211 guarantees that this function will not be called
+ * concurrently, so the following RCU access is safe, even without
+ * extra locking. This can not be checked easily, so we just set
+ * the condition to true.
+ */
+ old = rcu_dereference_protected(pubsta->rates, true);
rcu_assign_pointer(pubsta->rates, rates);
if (old)
kfree_rcu(old, rcu_head);
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 7507f7cdd68c..bdd7b4a719e9 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -3054,6 +3054,9 @@ static int prepare_for_handlers(struct ieee80211_rx_data *rx,
* and location updates. Note that mac80211
* itself never looks at these frames.
*/
+ if (!multicast &&
+ !ether_addr_equal(sdata->vif.addr, hdr->addr1))
+ return 0;
if (ieee80211_is_public_action(hdr, skb->len))
return 1;
if (!ieee80211_is_beacon(hdr->frame_control))
diff --git a/net/mac80211/tkip.c b/net/mac80211/tkip.c
index 3ed801d90f1e..124b1fdc20d0 100644
--- a/net/mac80211/tkip.c
+++ b/net/mac80211/tkip.c
@@ -208,10 +208,10 @@ void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf,
u32 iv32 = get_unaligned_le32(&data[4]);
u16 iv16 = data[2] | (data[0] << 8);
- spin_lock_bh(&key->u.tkip.txlock);
+ spin_lock(&key->u.tkip.txlock);
ieee80211_compute_tkip_p1k(key, iv32);
tkip_mixing_phase2(tk, ctx, iv16, p2k);
- spin_unlock_bh(&key->u.tkip.txlock);
+ spin_unlock(&key->u.tkip.txlock);
}
EXPORT_SYMBOL(ieee80211_get_tkip_p2k);
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 707953fd8324..ffdfe4bc89ad 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1714,6 +1714,13 @@ int ieee80211_reconfig(struct ieee80211_local *local)
mb();
local->resuming = false;
+ list_for_each_entry(sdata, &local->interfaces, list) {
+ if (!ieee80211_sdata_running(sdata))
+ continue;
+ if (sdata->vif.type == NL80211_IFTYPE_STATION)
+ ieee80211_sta_restart(sdata);
+ }
+
mod_timer(&local->sta_cleanup, jiffies + 1);
#else
WARN_ON(1);
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 68f0c96c0565..58e69d691601 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -639,17 +639,21 @@ int wiphy_register(struct wiphy *wiphy)
* cfg80211_mutex lock
*/
res = rfkill_register(rdev->rfkill);
- if (res)
- goto out_rm_dev;
+ if (res) {
+ device_del(&rdev->wiphy.dev);
+
+ mutex_lock(&cfg80211_mutex);
+ debugfs_remove_recursive(rdev->wiphy.debugfsdir);
+ list_del_rcu(&rdev->list);
+ wiphy_regulatory_deregister(wiphy);
+ mutex_unlock(&cfg80211_mutex);
+ return res;
+ }
rtnl_lock();
rdev->wiphy.registered = true;
rtnl_unlock();
return 0;
-
-out_rm_dev:
- device_del(&rdev->wiphy.dev);
- return res;
}
EXPORT_SYMBOL(wiphy_register);
@@ -867,7 +871,6 @@ void cfg80211_leave(struct cfg80211_registered_device *rdev,
#endif
__cfg80211_disconnect(rdev, dev,
WLAN_REASON_DEAUTH_LEAVING, true);
- cfg80211_mlme_down(rdev, dev);
wdev_unlock(wdev);
break;
case NL80211_IFTYPE_MESH_POINT:
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 14276af7964b..5bcf3a5b6465 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -3438,7 +3438,7 @@ static int nl80211_send_station(struct sk_buff *msg, u32 portid, u32 seq,
(u32)sinfo->rx_bytes))
goto nla_put_failure;
if ((sinfo->filled & (STATION_INFO_TX_BYTES |
- NL80211_STA_INFO_TX_BYTES64)) &&
+ STATION_INFO_TX_BYTES64)) &&
nla_put_u32(msg, NL80211_STA_INFO_TX_BYTES,
(u32)sinfo->tx_bytes))
goto nla_put_failure;
@@ -7630,6 +7630,8 @@ static int nl80211_send_wowlan_tcp(struct sk_buff *msg,
&tcp->payload_tok))
return -ENOBUFS;
+ nla_nest_end(msg, nl_tcp);
+
return 0;
}
@@ -10023,6 +10025,7 @@ int nl80211_send_mgmt(struct cfg80211_registered_device *rdev,
if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
(netdev && nla_put_u32(msg, NL80211_ATTR_IFINDEX,
netdev->ifindex)) ||
+ nla_put_u64(msg, NL80211_ATTR_WDEV, wdev_id(wdev)) ||
nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
(sig_dbm &&
nla_put_u32(msg, NL80211_ATTR_RX_SIGNAL_DBM, sig_dbm)) ||
@@ -10063,6 +10066,7 @@ void cfg80211_mgmt_tx_status(struct wireless_dev *wdev, u64 cookie,
if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
(netdev && nla_put_u32(msg, NL80211_ATTR_IFINDEX,
netdev->ifindex)) ||
+ nla_put_u64(msg, NL80211_ATTR_WDEV, wdev_id(wdev)) ||
nla_put(msg, NL80211_ATTR_FRAME, len, buf) ||
nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie) ||
(ack && nla_put_flag(msg, NL80211_ATTR_ACK)))
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index a9dc5c736df0..3ed35c345cae 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -231,6 +231,9 @@ void cfg80211_conn_work(struct work_struct *work)
mutex_lock(&rdev->sched_scan_mtx);
list_for_each_entry(wdev, &rdev->wdev_list, list) {
+ if (!wdev->netdev)
+ continue;
+
wdev_lock(wdev);
if (!netif_running(wdev->netdev)) {
wdev_unlock(wdev);
@@ -961,7 +964,7 @@ int __cfg80211_disconnect(struct cfg80211_registered_device *rdev,
/* was it connected by userspace SME? */
if (!wdev->conn) {
cfg80211_mlme_down(rdev, dev);
- return 0;
+ goto disconnect;
}
if (wdev->sme_state == CFG80211_SME_CONNECTING &&
@@ -987,6 +990,7 @@ int __cfg80211_disconnect(struct cfg80211_registered_device *rdev,
return err;
}
+ disconnect:
if (wdev->sme_state == CFG80211_SME_CONNECTED)
__cfg80211_disconnected(dev, NULL, 0, 0, false);
else if (wdev->sme_state == CFG80211_SME_CONNECTING)
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index ecd4fcec3c94..5755bc14abbd 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -2441,6 +2441,7 @@ TRACE_EVENT(cfg80211_report_wowlan_wakeup,
TP_STRUCT__entry(
WIPHY_ENTRY
WDEV_ENTRY
+ __field(bool, non_wireless)
__field(bool, disconnect)
__field(bool, magic_pkt)
__field(bool, gtk_rekey_failure)
@@ -2449,20 +2450,22 @@ TRACE_EVENT(cfg80211_report_wowlan_wakeup,
__field(bool, rfkill_release)
__field(s32, pattern_idx)
__field(u32, packet_len)
- __dynamic_array(u8, packet, wakeup->packet_present_len)
+ __dynamic_array(u8, packet,
+ wakeup ? wakeup->packet_present_len : 0)
),
TP_fast_assign(
WIPHY_ASSIGN;
WDEV_ASSIGN;
- __entry->disconnect = wakeup->disconnect;
- __entry->magic_pkt = wakeup->magic_pkt;
- __entry->gtk_rekey_failure = wakeup->gtk_rekey_failure;
- __entry->eap_identity_req = wakeup->eap_identity_req;
- __entry->four_way_handshake = wakeup->four_way_handshake;
- __entry->rfkill_release = wakeup->rfkill_release;
- __entry->pattern_idx = wakeup->pattern_idx;
- __entry->packet_len = wakeup->packet_len;
- if (wakeup->packet && wakeup->packet_present_len)
+ __entry->non_wireless = !wakeup;
+ __entry->disconnect = wakeup ? wakeup->disconnect : false;
+ __entry->magic_pkt = wakeup ? wakeup->magic_pkt : false;
+ __entry->gtk_rekey_failure = wakeup ? wakeup->gtk_rekey_failure : false;
+ __entry->eap_identity_req = wakeup ? wakeup->eap_identity_req : false;
+ __entry->four_way_handshake = wakeup ? wakeup->four_way_handshake : false;
+ __entry->rfkill_release = wakeup ? wakeup->rfkill_release : false;
+ __entry->pattern_idx = wakeup ? wakeup->pattern_idx : false;
+ __entry->packet_len = wakeup ? wakeup->packet_len : false;
+ if (wakeup && wakeup->packet && wakeup->packet_present_len)
memcpy(__get_dynamic_array(packet), wakeup->packet,
wakeup->packet_present_len);
),