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We have things all over the place, no point listing them.

Browse Source 
One thing is notable: I applied two patches and later
 reverted them - we'll get back to that once all the driver
 situation is sorted out.
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Merge tag 'mac80211-next-for-davem-2018-01-04' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next

Johannes Berg says:

====================
We have things all over the place, no point listing them.

One thing is notable: I applied two patches and later
reverted them - we'll get back to that once all the driver
situation is sorted out.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2018-01-04 14:33:29 -05:00
commit 72deacce01
30 changed files with 219 additions and 126 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/net/wireless/mac80211_hwsim.c
View File

@ -728,16 +728,21 @@ static int hwsim_fops_ps_write(void *dat, u64 val)
val != PS_MANUAL_POLL)
return -EINVAL;
if (val == PS_MANUAL_POLL) {
if (data->ps != PS_ENABLED)
return -EINVAL;
local_bh_disable();
ieee80211_iterate_active_interfaces_atomic(
data->hw, IEEE80211_IFACE_ITER_NORMAL,
hwsim_send_ps_poll, data);
local_bh_enable();
return 0;
}
old_ps = data->ps;
data->ps = val;
local_bh_disable();
if (val == PS_MANUAL_POLL) {
ieee80211_iterate_active_interfaces_atomic(
data->hw, IEEE80211_IFACE_ITER_NORMAL,
hwsim_send_ps_poll, data);
data->ps_poll_pending = true;
} else if (old_ps == PS_DISABLED && val != PS_DISABLED) {
if (old_ps == PS_DISABLED && val != PS_DISABLED) {
ieee80211_iterate_active_interfaces_atomic(
data->hw, IEEE80211_IFACE_ITER_NORMAL,
hwsim_send_nullfunc_ps, data);

17
include/net/cfg80211.h
View File

@ -1773,6 +1773,8 @@ enum cfg80211_signal_type {
* by %parent_bssid.
* @parent_bssid: the BSS according to which %parent_tsf is set. This is set to
* the BSS that requested the scan in which the beacon/probe was received.
* @chains: bitmask for filled values in @chain_signal.
* @chain_signal: per-chain signal strength of last received BSS in dBm.
*/
struct cfg80211_inform_bss {
struct ieee80211_channel *chan;
@ -1781,6 +1783,8 @@ struct cfg80211_inform_bss {
u64 boottime_ns;
u64 parent_tsf;
u8 parent_bssid[ETH_ALEN] __aligned(2);
u8 chains;
s8 chain_signal[IEEE80211_MAX_CHAINS];
};
/**
@ -1824,6 +1828,8 @@ struct cfg80211_bss_ies {
* that holds the beacon data. @beacon_ies is still valid, of course, and
* points to the same data as hidden_beacon_bss->beacon_ies in that case.
* @signal: signal strength value (type depends on the wiphy's signal_type)
* @chains: bitmask for filled values in @chain_signal.
* @chain_signal: per-chain signal strength of last received BSS in dBm.
* @priv: private area for driver use, has at least wiphy->bss_priv_size bytes
*/
struct cfg80211_bss {
@ -1842,6 +1848,8 @@ struct cfg80211_bss {
u16 capability;
u8 bssid[ETH_ALEN];
u8 chains;
s8 chain_signal[IEEE80211_MAX_CHAINS];
u8 priv[0] __aligned(sizeof(void *));
};
@ -2021,6 +2029,9 @@ struct cfg80211_disassoc_request {
* @ht_capa: HT Capabilities over-rides. Values set in ht_capa_mask
* will be used in ht_capa. Un-supported values will be ignored.
* @ht_capa_mask: The bits of ht_capa which are to be used.
* @wep_keys: static WEP keys, if not NULL points to an array of
* CFG80211_MAX_WEP_KEYS WEP keys
* @wep_tx_key: key index (0..3) of the default TX static WEP key
*/
struct cfg80211_ibss_params {
const u8 *ssid;
@ -2037,6 +2048,8 @@ struct cfg80211_ibss_params {
int mcast_rate[NUM_NL80211_BANDS];
struct ieee80211_ht_cap ht_capa;
struct ieee80211_ht_cap ht_capa_mask;
struct key_params *wep_keys;
int wep_tx_key;
};
/**
@ -5575,7 +5588,7 @@ void cfg80211_conn_failed(struct net_device *dev, const u8 *mac_addr,
* cfg80211_rx_mgmt - notification of received, unprocessed management frame
* @wdev: wireless device receiving the frame
* @freq: Frequency on which the frame was received in MHz
* @sig_dbm: signal strength in mBm, or 0 if unknown
* @sig_dbm: signal strength in dBm, or 0 if unknown
* @buf: Management frame (header + body)
* @len: length of the frame data
* @flags: flags, as defined in enum nl80211_rxmgmt_flags
@ -5754,7 +5767,7 @@ void cfg80211_probe_status(struct net_device *dev, const u8 *addr,
* @frame: the frame
* @len: length of the frame
* @freq: frequency the frame was received on
* @sig_dbm: signal strength in mBm, or 0 if unknown
* @sig_dbm: signal strength in dBm, or 0 if unknown
*
* Use this function to report to userspace when a beacon was
* received. It is not useful to call this when there is no

10
include/net/mac80211.h
View File

@ -1552,6 +1552,9 @@ struct wireless_dev *ieee80211_vif_to_wdev(struct ieee80211_vif *vif);
* @IEEE80211_KEY_FLAG_RESERVE_TAILROOM: This flag should be set by the
* driver for a key to indicate that sufficient tailroom must always
* be reserved for ICV or MIC, even when HW encryption is enabled.
* @IEEE80211_KEY_FLAG_PUT_MIC_SPACE: This flag should be set by the driver for
* a TKIP key if it only requires MIC space. Do not set together with
* @IEEE80211_KEY_FLAG_GENERATE_MMIC on the same key.
*/
enum ieee80211_key_flags {
IEEE80211_KEY_FLAG_GENERATE_IV_MGMT = BIT(0),
@ -1562,6 +1565,7 @@ enum ieee80211_key_flags {
IEEE80211_KEY_FLAG_PUT_IV_SPACE = BIT(5),
IEEE80211_KEY_FLAG_RX_MGMT = BIT(6),
IEEE80211_KEY_FLAG_RESERVE_TAILROOM = BIT(7),
IEEE80211_KEY_FLAG_PUT_MIC_SPACE = BIT(8),
};
/**
@ -1593,8 +1597,8 @@ struct ieee80211_key_conf {
u8 icv_len;
u8 iv_len;
u8 hw_key_idx;
u8 flags;
s8 keyidx;
u16 flags;
u8 keylen;
u8 key[0];
};
@ -2056,6 +2060,9 @@ struct ieee80211_txq {
* The stack will not do fragmentation.
* The callback for @set_frag_threshold should be set as well.
*
* @IEEE80211_HW_SUPPORTS_TDLS_BUFFER_STA: Hardware supports buffer STA on
* TDLS links.
*
* @NUM_IEEE80211_HW_FLAGS: number of hardware flags, used for sizing arrays
*/
enum ieee80211_hw_flags {
@ -2098,6 +2105,7 @@ enum ieee80211_hw_flags {
IEEE80211_HW_TX_FRAG_LIST,
IEEE80211_HW_REPORTS_LOW_ACK,
IEEE80211_HW_SUPPORTS_TX_FRAG,
IEEE80211_HW_SUPPORTS_TDLS_BUFFER_STA,
/* keep last, obviously */
NUM_IEEE80211_HW_FLAGS

4
include/uapi/linux/nl80211.h
View File

@ -3862,6 +3862,9 @@ enum nl80211_bss_scan_width {
* @NL80211_BSS_PARENT_BSSID. (u64).
* @NL80211_BSS_PARENT_BSSID: the BSS according to which @NL80211_BSS_PARENT_TSF
* is set.
* @NL80211_BSS_CHAIN_SIGNAL: per-chain signal strength of last BSS update.
* Contains a nested array of signal strength attributes (u8, dBm),
* using the nesting index as the antenna number.
* @__NL80211_BSS_AFTER_LAST: internal
* @NL80211_BSS_MAX: highest BSS attribute
*/
@ -3885,6 +3888,7 @@ enum nl80211_bss {
NL80211_BSS_PAD,
NL80211_BSS_PARENT_TSF,
NL80211_BSS_PARENT_BSSID,
NL80211_BSS_CHAIN_SIGNAL,
/* keep last */
__NL80211_BSS_AFTER_LAST,

26
net/mac80211/agg-rx.c
View File

@ -153,27 +153,16 @@ EXPORT_SYMBOL(ieee80211_stop_rx_ba_session);
*/
static void sta_rx_agg_session_timer_expired(struct timer_list *t)
{
struct tid_ampdu_rx *tid_rx_timer =
from_timer(tid_rx_timer, t, session_timer);
struct sta_info *sta = tid_rx_timer->sta;
u8 tid = tid_rx_timer->tid;
struct tid_ampdu_rx *tid_rx;
struct tid_ampdu_rx *tid_rx = from_timer(tid_rx, t, session_timer);
struct sta_info *sta = tid_rx->sta;
u8 tid = tid_rx->tid;
unsigned long timeout;
rcu_read_lock();
tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[tid]);
if (!tid_rx) {
rcu_read_unlock();
return;
}
timeout = tid_rx->last_rx + TU_TO_JIFFIES(tid_rx->timeout);
if (time_is_after_jiffies(timeout)) {
mod_timer(&tid_rx->session_timer, timeout);
rcu_read_unlock();
return;
}
rcu_read_unlock();
ht_dbg(sta->sdata, "RX session timer expired on %pM tid %d\n",
sta->sta.addr, tid);
@ -415,10 +404,11 @@ end:
timeout);
}
void __ieee80211_start_rx_ba_session(struct sta_info *sta,
u8 dialog_token, u16 timeout,
u16 start_seq_num, u16 ba_policy, u16 tid,
u16 buf_size, bool tx, bool auto_seq)
static void __ieee80211_start_rx_ba_session(struct sta_info *sta,
u8 dialog_token, u16 timeout,
u16 start_seq_num, u16 ba_policy,
u16 tid, u16 buf_size, bool tx,
bool auto_seq)
{
mutex_lock(&sta->ampdu_mlme.mtx);
___ieee80211_start_rx_ba_session(sta, dialog_token, timeout,

34
net/mac80211/agg-tx.c
View File

@ -392,7 +392,8 @@ int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
* telling the driver. New packets will not go through since
* the aggregation session is no longer OPERATIONAL.
*/
synchronize_net();
if (!local->in_reconfig)
synchronize_net();
tid_tx->stop_initiator = reason == AGG_STOP_PEER_REQUEST ?
WLAN_BACK_RECIPIENT :
@ -429,18 +430,12 @@ int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
*/
static void sta_addba_resp_timer_expired(struct timer_list *t)
{
struct tid_ampdu_tx *tid_tx_timer =
from_timer(tid_tx_timer, t, addba_resp_timer);
struct sta_info *sta = tid_tx_timer->sta;
u8 tid = tid_tx_timer->tid;
struct tid_ampdu_tx *tid_tx;
struct tid_ampdu_tx *tid_tx = from_timer(tid_tx, t, addba_resp_timer);
struct sta_info *sta = tid_tx->sta;
u8 tid = tid_tx->tid;
/* check if the TID waits for addBA response */
rcu_read_lock();
tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[tid]);
if (!tid_tx ||
test_bit(HT_AGG_STATE_RESPONSE_RECEIVED, &tid_tx->state)) {
rcu_read_unlock();
if (test_bit(HT_AGG_STATE_RESPONSE_RECEIVED, &tid_tx->state)) {
ht_dbg(sta->sdata,
"timer expired on %pM tid %d not expecting addBA response\n",
sta->sta.addr, tid);
@ -451,7 +446,6 @@ static void sta_addba_resp_timer_expired(struct timer_list *t)
sta->sta.addr, tid);
ieee80211_stop_tx_ba_session(&sta->sta, tid);
rcu_read_unlock();
}
void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
@ -529,29 +523,21 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
*/
static void sta_tx_agg_session_timer_expired(struct timer_list *t)
{
struct tid_ampdu_tx *tid_tx_timer =
from_timer(tid_tx_timer, t, session_timer);
struct sta_info *sta = tid_tx_timer->sta;
u8 tid = tid_tx_timer->tid;
struct tid_ampdu_tx *tid_tx;
struct tid_ampdu_tx *tid_tx = from_timer(tid_tx, t, session_timer);
struct sta_info *sta = tid_tx->sta;
u8 tid = tid_tx->tid;
unsigned long timeout;
rcu_read_lock();
tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[tid]);
if (!tid_tx || test_bit(HT_AGG_STATE_STOPPING, &tid_tx->state)) {
rcu_read_unlock();
if (test_bit(HT_AGG_STATE_STOPPING, &tid_tx->state)) {
return;
}
timeout = tid_tx->last_tx + TU_TO_JIFFIES(tid_tx->timeout);
if (time_is_after_jiffies(timeout)) {
mod_timer(&tid_tx->session_timer, timeout);
rcu_read_unlock();
return;
}
rcu_read_unlock();
ht_dbg(sta->sdata, "tx session timer expired on %pM tid %d\n",
sta->sta.addr, tid);

31
net/mac80211/cfg.c
View File

@ -573,10 +573,12 @@ static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
case WLAN_CIPHER_SUITE_BIP_CMAC_256:
BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) !=
offsetof(typeof(kseq), aes_cmac));
/* fall through */
case WLAN_CIPHER_SUITE_BIP_GMAC_128:
case WLAN_CIPHER_SUITE_BIP_GMAC_256:
BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) !=
offsetof(typeof(kseq), aes_gmac));
/* fall through */
case WLAN_CIPHER_SUITE_GCMP:
case WLAN_CIPHER_SUITE_GCMP_256:
BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) !=
@ -2205,6 +2207,7 @@ static int ieee80211_scan(struct wiphy *wiphy,
* for now fall through to allow scanning only when
* beaconing hasn't been configured yet
*/
/* fall through */
case NL80211_IFTYPE_AP:
/*
* If the scan has been forced (and the driver supports
@ -2373,10 +2376,17 @@ static int ieee80211_set_tx_power(struct wiphy *wiphy,
struct ieee80211_sub_if_data *sdata;
enum nl80211_tx_power_setting txp_type = type;
bool update_txp_type = false;
bool has_monitor = false;
if (wdev) {
sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
if (sdata->vif.type == NL80211_IFTYPE_MONITOR) {
sdata = rtnl_dereference(local->monitor_sdata);
if (!sdata)
return -EOPNOTSUPP;
}
switch (type) {
case NL80211_TX_POWER_AUTOMATIC:
sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
@ -2415,15 +2425,34 @@ static int ieee80211_set_tx_power(struct wiphy *wiphy,
mutex_lock(&local->iflist_mtx);
list_for_each_entry(sdata, &local->interfaces, list) {
if (sdata->vif.type == NL80211_IFTYPE_MONITOR) {
has_monitor = true;
continue;
}
sdata->user_power_level = local->user_power_level;
if (txp_type != sdata->vif.bss_conf.txpower_type)
update_txp_type = true;
sdata->vif.bss_conf.txpower_type = txp_type;
}
list_for_each_entry(sdata, &local->interfaces, list)
list_for_each_entry(sdata, &local->interfaces, list) {
if (sdata->vif.type == NL80211_IFTYPE_MONITOR)
continue;
ieee80211_recalc_txpower(sdata, update_txp_type);
}
mutex_unlock(&local->iflist_mtx);
if (has_monitor) {
sdata = rtnl_dereference(local->monitor_sdata);
if (sdata) {
sdata->user_power_level = local->user_power_level;
if (txp_type != sdata->vif.bss_conf.txpower_type)
update_txp_type = true;
sdata->vif.bss_conf.txpower_type = txp_type;
ieee80211_recalc_txpower(sdata, update_txp_type);
}
}
return 0;
}

1
net/mac80211/debugfs.c
View File

@ -211,6 +211,7 @@ static const char *hw_flag_names[] = {
FLAG(TX_FRAG_LIST),
FLAG(REPORTS_LOW_ACK),
FLAG(SUPPORTS_TX_FRAG),
FLAG(SUPPORTS_TDLS_BUFFER_STA),
#undef FLAG
};

3
net/mac80211/driver-ops.h
View File

@ -165,7 +165,8 @@ static inline void drv_bss_info_changed(struct ieee80211_local *local,
if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE ||
sdata->vif.type == NL80211_IFTYPE_NAN ||
(sdata->vif.type == NL80211_IFTYPE_MONITOR &&
!sdata->vif.mu_mimo_owner)))
!sdata->vif.mu_mimo_owner &&
!(changed & BSS_CHANGED_TXPOWER))))
return;
if (!check_sdata_in_driver(sdata))

1
net/mac80211/ht.c
View File

@ -492,6 +492,7 @@ int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata,
case IEEE80211_SMPS_AUTOMATIC:
case IEEE80211_SMPS_NUM_MODES:
WARN_ON(1);
/* fall through */
case IEEE80211_SMPS_OFF:
action_frame->u.action.u.ht_smps.smps_control =
WLAN_HT_SMPS_CONTROL_DISABLED;

4
net/mac80211/ieee80211_i.h
View File

@ -1757,10 +1757,6 @@ void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
u16 initiator, u16 reason, bool stop);
void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
u16 initiator, u16 reason, bool stop);
void __ieee80211_start_rx_ba_session(struct sta_info *sta,
u8 dialog_token, u16 timeout,
u16 start_seq_num, u16 ba_policy, u16 tid,
u16 buf_size, bool tx, bool auto_seq);
void ___ieee80211_start_rx_ba_session(struct sta_info *sta,
u8 dialog_token, u16 timeout,
u16 start_seq_num, u16 ba_policy, u16 tid,

4
net/mac80211/iface.c
View File

@ -1474,7 +1474,7 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata,
break;
case NL80211_IFTYPE_UNSPECIFIED:
case NUM_NL80211_IFTYPES:
BUG();
WARN_ON(1);
break;
}
@ -1633,7 +1633,7 @@ static void ieee80211_assign_perm_addr(struct ieee80211_local *local,
goto out_unlock;
}
}
/* otherwise fall through */
/* fall through */
default:
/* assign a new address if possible -- try n_addresses first */
for (i = 0; i < local->hw.wiphy->n_addresses; i++) {

12
net/mac80211/key.c
View File

@ -178,13 +178,17 @@ static int ieee80211_key_enable_hw_accel(struct ieee80211_key *key)
if (!ret) {
key->flags |= KEY_FLAG_UPLOADED_TO_HARDWARE;
if (!((key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) ||
if (!((key->conf.flags & (IEEE80211_KEY_FLAG_GENERATE_MMIC |
IEEE80211_KEY_FLAG_PUT_MIC_SPACE)) ||
(key->conf.flags & IEEE80211_KEY_FLAG_RESERVE_TAILROOM)))
decrease_tailroom_need_count(sdata, 1);
WARN_ON((key->conf.flags & IEEE80211_KEY_FLAG_PUT_IV_SPACE) &&
(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV));
WARN_ON((key->conf.flags & IEEE80211_KEY_FLAG_PUT_MIC_SPACE) &&
(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC));
return 0;
}
@ -237,7 +241,8 @@ static void ieee80211_key_disable_hw_accel(struct ieee80211_key *key)
sta = key->sta;
sdata = key->sdata;
if (!((key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) ||
if (!((key->conf.flags & (IEEE80211_KEY_FLAG_GENERATE_MMIC |
IEEE80211_KEY_FLAG_PUT_MIC_SPACE)) ||
(key->conf.flags & IEEE80211_KEY_FLAG_RESERVE_TAILROOM)))
increment_tailroom_need_count(sdata);
@ -1104,7 +1109,8 @@ void ieee80211_remove_key(struct ieee80211_key_conf *keyconf)
if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) {
key->flags &= ~KEY_FLAG_UPLOADED_TO_HARDWARE;
if (!((key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) ||
if (!((key->conf.flags & (IEEE80211_KEY_FLAG_GENERATE_MMIC |
IEEE80211_KEY_FLAG_PUT_MIC_SPACE)) ||
(key->conf.flags & IEEE80211_KEY_FLAG_RESERVE_TAILROOM)))
increment_tailroom_need_count(key->sdata);
}

3
net/mac80211/main.c
View File

@ -263,6 +263,9 @@ static void ieee80211_restart_work(struct work_struct *work)
flush_delayed_work(&local->roc_work);
flush_work(&local->hw_roc_done);
/* wait for all packet processing to be done */
synchronize_net();
ieee80211_reconfig(local);
rtnl_unlock();
}

2
net/mac80211/mesh.c
View File

@ -989,8 +989,10 @@ ieee80211_mesh_process_chnswitch(struct ieee80211_sub_if_data *sdata,
switch (sdata->vif.bss_conf.chandef.width) {
case NL80211_CHAN_WIDTH_20_NOHT:
sta_flags |= IEEE80211_STA_DISABLE_HT;
/* fall through */
case NL80211_CHAN_WIDTH_20:
sta_flags |= IEEE80211_STA_DISABLE_40MHZ;
/* fall through */
case NL80211_CHAN_WIDTH_40:
sta_flags |= IEEE80211_STA_DISABLE_VHT;
break;

1
net/mac80211/mesh_hwmp.c
View File

@ -1250,6 +1250,7 @@ void mesh_path_tx_root_frame(struct ieee80211_sub_if_data *sdata)
break;
case IEEE80211_PROACTIVE_PREQ_WITH_PREP:
flags |= IEEE80211_PREQ_PROACTIVE_PREP_FLAG;
/* fall through */
case IEEE80211_PROACTIVE_PREQ_NO_PREP:
interval = ifmsh->mshcfg.dot11MeshHWMPactivePathToRootTimeout;
target_flags |= IEEE80211_PREQ_TO_FLAG |

2
net/mac80211/mesh_plink.c
View File

@ -672,7 +672,7 @@ void mesh_plink_timer(struct timer_list *t)
break;
}
reason = WLAN_REASON_MESH_MAX_RETRIES;
/* fall through on else */
/* fall through */
case NL80211_PLINK_CNF_RCVD:
/* confirm timer */
if (!reason)

10
net/mac80211/mlme.c
View File

@ -473,6 +473,7 @@ static void ieee80211_add_ht_ie(struct ieee80211_sub_if_data *sdata,
case IEEE80211_SMPS_AUTOMATIC:
case IEEE80211_SMPS_NUM_MODES:
WARN_ON(1);
/* fall through */
case IEEE80211_SMPS_OFF:
cap |= WLAN_HT_CAP_SM_PS_DISABLED <<
IEEE80211_HT_CAP_SM_PS_SHIFT;
@ -2861,10 +2862,11 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
aid = le16_to_cpu(mgmt->u.assoc_resp.aid);
capab_info = le16_to_cpu(mgmt->u.assoc_resp.capab_info);
if ((aid & (BIT(15) | BIT(14))) != (BIT(15) | BIT(14)))
sdata_info(sdata, "invalid AID value 0x%x; bits 15:14 not set\n",
aid);
aid &= ~(BIT(15) | BIT(14));
/*
* The 5 MSB of the AID field are reserved
* (802.11-2016 9.4.1.8 AID field)
*/
aid &= 0x7ff;
ifmgd->broken_ap = false;

4
net/mac80211/offchannel.c
View File

@ -801,14 +801,14 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
case NL80211_IFTYPE_ADHOC:
if (!sdata->vif.bss_conf.ibss_joined)
need_offchan = true;
/* fall through */
#ifdef CONFIG_MAC80211_MESH
/* fall through */
case NL80211_IFTYPE_MESH_POINT:
if (ieee80211_vif_is_mesh(&sdata->vif) &&
!sdata->u.mesh.mesh_id_len)
need_offchan = true;
/* fall through */
#endif
/* fall through */
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_AP_VLAN:
case NL80211_IFTYPE_P2P_GO:

17
net/mac80211/rx.c
View File

@ -1607,23 +1607,16 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
/*
* Change STA power saving mode only at the end of a frame
* exchange sequence.
* exchange sequence, and only for a data or management
* frame as specified in IEEE 802.11-2016 11.2.3.2
*/
if (!ieee80211_hw_check(&sta->local->hw, AP_LINK_PS) &&
!ieee80211_has_morefrags(hdr->frame_control) &&
!ieee80211_is_back_req(hdr->frame_control) &&
(ieee80211_is_mgmt(hdr->frame_control) ||
ieee80211_is_data(hdr->frame_control)) &&
!(status->rx_flags & IEEE80211_RX_DEFERRED_RELEASE) &&
(rx->sdata->vif.type == NL80211_IFTYPE_AP ||
rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN) &&
/*
* PM bit is only checked in frames where it isn't reserved,
* in AP mode it's reserved in non-bufferable management frames
* (cf. IEEE 802.11-2012 8.2.4.1.7 Power Management field)
* BAR frames should be ignored as specified in
* IEEE 802.11-2012 10.2.1.2.
*/
(!ieee80211_is_mgmt(hdr->frame_control) ||
ieee80211_is_bufferable_mmpdu(hdr->frame_control))) {
rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN)) {
if (test_sta_flag(sta, WLAN_STA_PS_STA)) {
if (!ieee80211_has_pm(hdr->frame_control))
sta_ps_end(sta);

6
net/mac80211/tdls.c
View File

@ -47,6 +47,8 @@ static void ieee80211_tdls_add_ext_capab(struct ieee80211_sub_if_data *sdata,
NL80211_FEATURE_TDLS_CHANNEL_SWITCH;
bool wider_band = ieee80211_hw_check(&local->hw, TDLS_WIDER_BW) &&
!ifmgd->tdls_wider_bw_prohibited;
bool buffer_sta = ieee80211_hw_check(&local->hw,
SUPPORTS_TDLS_BUFFER_STA);
struct ieee80211_supported_band *sband = ieee80211_get_sband(sdata);
bool vht = sband && sband->vht_cap.vht_supported;
u8 *pos = skb_put(skb, 10);
@ -56,7 +58,8 @@ static void ieee80211_tdls_add_ext_capab(struct ieee80211_sub_if_data *sdata,
*pos++ = 0x0;
*pos++ = 0x0;
*pos++ = 0x0;
*pos++ = chan_switch ? WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH : 0;
*pos++ = (chan_switch ? WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH : 0) |
(buffer_sta ? WLAN_EXT_CAPA4_TDLS_BUFFER_STA : 0);
*pos++ = WLAN_EXT_CAPA5_TDLS_ENABLED;
*pos++ = 0;
*pos++ = 0;
@ -236,6 +239,7 @@ static enum ieee80211_ac_numbers ieee80211_ac_from_wmm(int ac)
switch (ac) {
default:
WARN_ON_ONCE(1);
/* fall through */
case 0:
return IEEE80211_AC_BE;
case 1:

4
net/mac80211/tx.c
View File

@ -2922,7 +2922,9 @@ void ieee80211_check_fast_xmit(struct sta_info *sta)
gen_iv = build.key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV;
iv_spc = build.key->conf.flags & IEEE80211_KEY_FLAG_PUT_IV_SPACE;
mmic = build.key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC;
mmic = build.key->conf.flags &
(IEEE80211_KEY_FLAG_GENERATE_MMIC |
IEEE80211_KEY_FLAG_PUT_MIC_SPACE);
/* don't handle software crypto */
if (!(build.key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))

19
net/mac80211/util.c
View File

@ -2110,15 +2110,6 @@ int ieee80211_reconfig(struct ieee80211_local *local)
cfg80211_sched_scan_stopped_rtnl(local->hw.wiphy, 0);
wake_up:
if (local->in_reconfig) {
local->in_reconfig = false;
barrier();
/* Restart deferred ROCs */
mutex_lock(&local->mtx);
ieee80211_start_next_roc(local);
mutex_unlock(&local->mtx);
}
if (local->monitors == local->open_count && local->monitors > 0)
ieee80211_add_virtual_monitor(local);
@ -2146,6 +2137,16 @@ int ieee80211_reconfig(struct ieee80211_local *local)
mutex_unlock(&local->sta_mtx);
}
if (local->in_reconfig) {
local->in_reconfig = false;
barrier();
/* Restart deferred ROCs */
mutex_lock(&local->mtx);
ieee80211_start_next_roc(local);
mutex_unlock(&local->mtx);
}
ieee80211_wake_queues_by_reason(hw, IEEE80211_MAX_QUEUE_MAP,
IEEE80211_QUEUE_STOP_REASON_SUSPEND,
false);

1
net/mac80211/wme.c
View File

@ -165,6 +165,7 @@ u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
qos = sta->sta.wme;
break;
}
/* fall through */
case NL80211_IFTYPE_AP:
ra = skb->data;
break;

16
net/mac80211/wpa.c
View File

@ -1,7 +1,7 @@
/*
* Copyright 2002-2004, Instant802 Networks, Inc.
* Copyright 2008, Jouni Malinen <j@w1.fi>
* Copyright (C) 2016 Intel Deutschland GmbH
* Copyright (C) 2016-2017 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@ -59,8 +59,9 @@ ieee80211_tx_h_michael_mic_add(struct ieee80211_tx_data *tx)
if (info->control.hw_key &&
(info->flags & IEEE80211_TX_CTL_DONTFRAG ||
ieee80211_hw_check(&tx->local->hw, SUPPORTS_TX_FRAG)) &&
!(tx->key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC)) {
/* hwaccel - with no need for SW-generated MMIC */
!(tx->key->conf.flags & (IEEE80211_KEY_FLAG_GENERATE_MMIC |
IEEE80211_KEY_FLAG_PUT_MIC_SPACE))) {
/* hwaccel - with no need for SW-generated MMIC or MIC space */
return TX_CONTINUE;
}
@ -75,8 +76,15 @@ ieee80211_tx_h_michael_mic_add(struct ieee80211_tx_data *tx)
skb_tailroom(skb), tail))
return TX_DROP;
key = &tx->key->conf.key[NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY];
mic = skb_put(skb, MICHAEL_MIC_LEN);
if (tx->key->conf.flags & IEEE80211_KEY_FLAG_PUT_MIC_SPACE) {
/* Zeroed MIC can help with debug */
memset(mic, 0, MICHAEL_MIC_LEN);
return TX_CONTINUE;
}
key = &tx->key->conf.key[NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY];
michael_mic(key, hdr, data, data_len, mic);
if (unlikely(info->flags & IEEE80211_TX_INTFL_TKIP_MIC_FAILURE))
mic[0]++;

5
net/wireless/ibss.c
View File

@ -126,6 +126,11 @@ static int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev,
wdev->ibss_fixed = params->channel_fixed;
wdev->ibss_dfs_possible = params->userspace_handles_dfs;
wdev->chandef = params->chandef;
if (connkeys) {
params->wep_keys = connkeys->params;
params->wep_tx_key = connkeys->def;
}
#ifdef CONFIG_CFG80211_WEXT
wdev->wext.ibss.chandef = params->chandef;
#endif

6
net/wireless/mlme.c
View File

@ -692,7 +692,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
return rdev_mgmt_tx(rdev, wdev, params, cookie);
}
bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_mbm,
bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_dbm,
const u8 *buf, size_t len, u32 flags)
{
struct wiphy *wiphy = wdev->wiphy;
@ -708,7 +708,7 @@ bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_mbm,
cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE);
u16 stype;
trace_cfg80211_rx_mgmt(wdev, freq, sig_mbm);
trace_cfg80211_rx_mgmt(wdev, freq, sig_dbm);
stype = (le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE) >> 4;
if (!(stypes->rx & BIT(stype))) {
@ -735,7 +735,7 @@ bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_mbm,
/* Indicate the received Action frame to user space */
if (nl80211_send_mgmt(rdev, wdev, reg->nlportid,
freq, sig_mbm,
freq, sig_dbm,
buf, len, flags, GFP_ATOMIC))
continue;

68
net/wireless/nl80211.c
View File

@ -734,11 +734,12 @@ struct key_parse {
bool def_uni, def_multi;
};
static int nl80211_parse_key_new(struct nlattr *key, struct key_parse *k)
static int nl80211_parse_key_new(struct genl_info *info, struct nlattr *key,
struct key_parse *k)
{
struct nlattr *tb[NL80211_KEY_MAX + 1];
int err = nla_parse_nested(tb, NL80211_KEY_MAX, key,
nl80211_key_policy, NULL);
nl80211_key_policy, info->extack);
if (err)
return err;
@ -771,7 +772,8 @@ static int nl80211_parse_key_new(struct nlattr *key, struct key_parse *k)
if (tb[NL80211_KEY_TYPE]) {
k->type = nla_get_u32(tb[NL80211_KEY_TYPE]);
if (k->type < 0 || k->type >= NUM_NL80211_KEYTYPES)
return -EINVAL;
return genl_err_attr(info, -EINVAL,
tb[NL80211_KEY_TYPE]);
}
if (tb[NL80211_KEY_DEFAULT_TYPES]) {
@ -779,7 +781,8 @@ static int nl80211_parse_key_new(struct nlattr *key, struct key_parse *k)
err = nla_parse_nested(kdt, NUM_NL80211_KEY_DEFAULT_TYPES - 1,
tb[NL80211_KEY_DEFAULT_TYPES],
nl80211_key_default_policy, NULL);
nl80211_key_default_policy,
info->extack);
if (err)
return err;
@ -820,8 +823,10 @@ static int nl80211_parse_key_old(struct genl_info *info, struct key_parse *k)
if (info->attrs[NL80211_ATTR_KEY_TYPE]) {
k->type = nla_get_u32(info->attrs[NL80211_ATTR_KEY_TYPE]);
if (k->type < 0 || k->type >= NUM_NL80211_KEYTYPES)
if (k->type < 0 || k->type >= NUM_NL80211_KEYTYPES) {
GENL_SET_ERR_MSG(info, "key type out of range");
return -EINVAL;
}
}
if (info->attrs[NL80211_ATTR_KEY_DEFAULT_TYPES]) {
@ -850,31 +855,42 @@ static int nl80211_parse_key(struct genl_info *info, struct key_parse *k)
k->type = -1;
if (info->attrs[NL80211_ATTR_KEY])
err = nl80211_parse_key_new(info->attrs[NL80211_ATTR_KEY], k);
err = nl80211_parse_key_new(info, info->attrs[NL80211_ATTR_KEY], k);
else
err = nl80211_parse_key_old(info, k);
if (err)
return err;
if (k->def && k->defmgmt)
if (k->def && k->defmgmt) {
GENL_SET_ERR_MSG(info, "key with def && defmgmt is invalid");
return -EINVAL;
}
if (k->defmgmt) {
if (k->def_uni || !k->def_multi)
if (k->def_uni || !k->def_multi) {
GENL_SET_ERR_MSG(info, "defmgmt key must be mcast");
return -EINVAL;
}
}
if (k->idx != -1) {
if (k->defmgmt) {
if (k->idx < 4 || k->idx > 5)
if (k->idx < 4 || k->idx > 5) {
GENL_SET_ERR_MSG(info,
"defmgmt key idx not 4 or 5");
return -EINVAL;
}
} else if (k->def) {
if (k->idx < 0 || k->idx > 3)
if (k->idx < 0 || k->idx > 3) {
GENL_SET_ERR_MSG(info, "def key idx not 0-3");
return -EINVAL;
}
} else {
if (k->idx < 0 || k->idx > 5)
if (k->idx < 0 || k->idx > 5) {
GENL_SET_ERR_MSG(info, "key idx not 0-5");
return -EINVAL;
}
}
}
@ -883,8 +899,9 @@ static int nl80211_parse_key(struct genl_info *info, struct key_parse *k)
static struct cfg80211_cached_keys *
nl80211_parse_connkeys(struct cfg80211_registered_device *rdev,
struct nlattr *keys, bool *no_ht)
struct genl_info *info, bool *no_ht)
{
struct nlattr *keys = info->attrs[NL80211_ATTR_KEYS];
struct key_parse parse;
struct nlattr *key;
struct cfg80211_cached_keys *result;
@ -909,17 +926,22 @@ nl80211_parse_connkeys(struct cfg80211_registered_device *rdev,
memset(&parse, 0, sizeof(parse));
parse.idx = -1;
err = nl80211_parse_key_new(key, &parse);
err = nl80211_parse_key_new(info, key, &parse);
if (err)
goto error;
err = -EINVAL;
if (!parse.p.key)
goto error;
if (parse.idx < 0 || parse.idx > 3)
if (parse.idx < 0 || parse.idx > 3) {
GENL_SET_ERR_MSG(info, "key index out of range [0-3]");
goto error;
}
if (parse.def) {
if (def)
if (def) {
GENL_SET_ERR_MSG(info,
"only one key can be default");
goto error;
}
def = 1;
result->def = parse.idx;
if (!parse.def_uni || !parse.def_multi)
@ -932,6 +954,7 @@ nl80211_parse_connkeys(struct cfg80211_registered_device *rdev,
goto error;
if (parse.p.cipher != WLAN_CIPHER_SUITE_WEP40 &&
parse.p.cipher != WLAN_CIPHER_SUITE_WEP104) {
GENL_SET_ERR_MSG(info, "connect key must be WEP");
err = -EINVAL;
goto error;
}
@ -947,6 +970,7 @@ nl80211_parse_connkeys(struct cfg80211_registered_device *rdev,
if (result->def < 0) {
err = -EINVAL;
GENL_SET_ERR_MSG(info, "need a default/TX key");
goto error;
}
@ -7817,6 +7841,11 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb,
intbss->ts_boottime, NL80211_BSS_PAD))
goto nla_put_failure;
if (!nl80211_put_signal(msg, intbss->pub.chains,
intbss->pub.chain_signal,
NL80211_BSS_CHAIN_SIGNAL))
goto nla_put_failure;
switch (rdev->wiphy.signal_type) {
case CFG80211_SIGNAL_TYPE_MBM:
if (nla_put_u32(msg, NL80211_BSS_SIGNAL_MBM, res->signal))
@ -8613,9 +8642,7 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
if (ibss.privacy && info->attrs[NL80211_ATTR_KEYS]) {
bool no_ht = false;
connkeys = nl80211_parse_connkeys(rdev,
info->attrs[NL80211_ATTR_KEYS],
&no_ht);
connkeys = nl80211_parse_connkeys(rdev, info, &no_ht);
if (IS_ERR(connkeys))
return PTR_ERR(connkeys);
@ -9019,8 +9046,7 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info)
}
if (connect.privacy && info->attrs[NL80211_ATTR_KEYS]) {
connkeys = nl80211_parse_connkeys(rdev,
info->attrs[NL80211_ATTR_KEYS], NULL);
connkeys = nl80211_parse_connkeys(rdev, info, NULL);
if (IS_ERR(connkeys))
return PTR_ERR(connkeys);
}
@ -13944,7 +13970,7 @@ void nl80211_send_disconnected(struct cfg80211_registered_device *rdev,
if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
(from_ap && reason &&
(reason &&
nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason)) ||
(from_ap &&
nla_put_flag(msg, NL80211_ATTR_DISCONNECTED_BY_AP)) ||

5
net/wireless/scan.c
View File

@ -981,6 +981,9 @@ cfg80211_bss_update(struct cfg80211_registered_device *rdev,
found->ts = tmp->ts;
found->ts_boottime = tmp->ts_boottime;
found->parent_tsf = tmp->parent_tsf;
found->pub.chains = tmp->pub.chains;
memcpy(found->pub.chain_signal, tmp->pub.chain_signal,
IEEE80211_MAX_CHAINS);
ether_addr_copy(found->parent_bssid, tmp->parent_bssid);
} else {
struct cfg80211_internal_bss *new;
@ -1233,6 +1236,8 @@ cfg80211_inform_bss_frame_data(struct wiphy *wiphy,
tmp.pub.capability = le16_to_cpu(mgmt->u.probe_resp.capab_info);
tmp.ts_boottime = data->boottime_ns;
tmp.parent_tsf = data->parent_tsf;
tmp.pub.chains = data->chains;
memcpy(tmp.pub.chain_signal, data->chain_signal, IEEE80211_MAX_CHAINS);
ether_addr_copy(tmp.parent_bssid, data->parent_bssid);
signal_valid = abs(data->chan->center_freq - channel->center_freq) <=

12
net/wireless/trace.h
View File

@ -2544,20 +2544,20 @@ DEFINE_EVENT(cfg80211_netdev_mac_evt, cfg80211_del_sta,
);
TRACE_EVENT(cfg80211_rx_mgmt,
TP_PROTO(struct wireless_dev *wdev, int freq, int sig_mbm),
TP_ARGS(wdev, freq, sig_mbm),
TP_PROTO(struct wireless_dev *wdev, int freq, int sig_dbm),
TP_ARGS(wdev, freq, sig_dbm),
TP_STRUCT__entry(
WDEV_ENTRY
__field(int, freq)
__field(int, sig_mbm)
__field(int, sig_dbm)
),
TP_fast_assign(
WDEV_ASSIGN;
__entry->freq = freq;
__entry->sig_mbm = sig_mbm;
__entry->sig_dbm = sig_dbm;
),
TP_printk(WDEV_PR_FMT ", freq: %d, sig mbm: %d",
WDEV_PR_ARG, __entry->freq, __entry->sig_mbm)
TP_printk(WDEV_PR_FMT ", freq: %d, sig dbm: %d",
WDEV_PR_ARG, __entry->freq, __entry->sig_dbm)
);
TRACE_EVENT(cfg80211_mgmt_tx_status,