Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 5d22eda..70739e7 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1,12 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* mac80211 configuration hooks for cfg80211
*
* Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2015 Intel Mobile Communications GmbH
* Copyright (C) 2015-2017 Intel Deutschland GmbH
+ * Copyright (C) 2018-2019 Intel Corporation
* Copyright (C) 2018 Intel Corporation
- *
- * This file is GPLv2 as found in COPYING.
*/
#include <linux/ieee80211.h>
@@ -15,6 +15,7 @@
#include <linux/slab.h>
#include <net/net_namespace.h>
#include <linux/rcupdate.h>
+#include <linux/fips.h>
#include <linux/if_ether.h>
#include <net/cfg80211.h>
#include "ieee80211_i.h"
@@ -158,12 +159,10 @@
if (ret)
return ret;
- if (type == NL80211_IFTYPE_AP_VLAN &&
- params && params->use_4addr == 0) {
+ if (type == NL80211_IFTYPE_AP_VLAN && params->use_4addr == 0) {
RCU_INIT_POINTER(sdata->u.vlan.sta, NULL);
ieee80211_check_fast_rx_iface(sdata);
- } else if (type == NL80211_IFTYPE_STATION &&
- params && params->use_4addr >= 0) {
+ } else if (type == NL80211_IFTYPE_STATION && params->use_4addr >= 0) {
sdata->u.mgd.use_4addr = params->use_4addr;
}
@@ -353,6 +352,36 @@
return 0;
}
+static int ieee80211_set_tx(struct ieee80211_sub_if_data *sdata,
+ const u8 *mac_addr, u8 key_idx)
+{
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_key *key;
+ struct sta_info *sta;
+ int ret = -EINVAL;
+
+ if (!wiphy_ext_feature_isset(local->hw.wiphy,
+ NL80211_EXT_FEATURE_EXT_KEY_ID))
+ return -EINVAL;
+
+ sta = sta_info_get_bss(sdata, mac_addr);
+
+ if (!sta)
+ return -EINVAL;
+
+ if (sta->ptk_idx == key_idx)
+ return 0;
+
+ mutex_lock(&local->key_mtx);
+ key = key_mtx_dereference(local, sta->ptk[key_idx]);
+
+ if (key && key->conf.flags & IEEE80211_KEY_FLAG_NO_AUTO_TX)
+ ret = ieee80211_set_tx_key(key);
+
+ mutex_unlock(&local->key_mtx);
+ return ret;
+}
+
static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
u8 key_idx, bool pairwise, const u8 *mac_addr,
struct key_params *params)
@@ -367,14 +396,16 @@
if (!ieee80211_sdata_running(sdata))
return -ENETDOWN;
+ if (pairwise && params->mode == NL80211_KEY_SET_TX)
+ return ieee80211_set_tx(sdata, mac_addr, key_idx);
+
/* reject WEP and TKIP keys if WEP failed to initialize */
switch (params->cipher) {
case WLAN_CIPHER_SUITE_WEP40:
case WLAN_CIPHER_SUITE_TKIP:
case WLAN_CIPHER_SUITE_WEP104:
- if (IS_ERR(local->wep_tx_tfm))
+ if (WARN_ON_ONCE(fips_enabled))
return -EINVAL;
- break;
case WLAN_CIPHER_SUITE_CCMP:
case WLAN_CIPHER_SUITE_CCMP_256:
case WLAN_CIPHER_SUITE_AES_CMAC:
@@ -398,6 +429,9 @@
if (pairwise)
key->conf.flags |= IEEE80211_KEY_FLAG_PAIRWISE;
+ if (params->mode == NL80211_KEY_NO_TX)
+ key->conf.flags |= IEEE80211_KEY_FLAG_NO_AUTO_TX;
+
mutex_lock(&local->sta_mtx);
if (mac_addr) {
@@ -792,6 +826,48 @@
return 0;
}
+static int ieee80211_set_ftm_responder_params(
+ struct ieee80211_sub_if_data *sdata,
+ const u8 *lci, size_t lci_len,
+ const u8 *civicloc, size_t civicloc_len)
+{
+ struct ieee80211_ftm_responder_params *new, *old;
+ struct ieee80211_bss_conf *bss_conf;
+ u8 *pos;
+ int len;
+
+ if (!lci_len && !civicloc_len)
+ return 0;
+
+ bss_conf = &sdata->vif.bss_conf;
+ old = bss_conf->ftmr_params;
+ len = lci_len + civicloc_len;
+
+ new = kzalloc(sizeof(*new) + len, GFP_KERNEL);
+ if (!new)
+ return -ENOMEM;
+
+ pos = (u8 *)(new + 1);
+ if (lci_len) {
+ new->lci_len = lci_len;
+ new->lci = pos;
+ memcpy(pos, lci, lci_len);
+ pos += lci_len;
+ }
+
+ if (civicloc_len) {
+ new->civicloc_len = civicloc_len;
+ new->civicloc = pos;
+ memcpy(pos, civicloc, civicloc_len);
+ pos += civicloc_len;
+ }
+
+ bss_conf->ftmr_params = new;
+ kfree(old);
+
+ return 0;
+}
+
static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
struct cfg80211_beacon_data *params,
const struct ieee80211_csa_settings *csa)
@@ -860,11 +936,29 @@
err = ieee80211_set_probe_resp(sdata, params->probe_resp,
params->probe_resp_len, csa);
- if (err < 0)
+ if (err < 0) {
+ kfree(new);
return err;
+ }
if (err == 0)
changed |= BSS_CHANGED_AP_PROBE_RESP;
+ if (params->ftm_responder != -1) {
+ sdata->vif.bss_conf.ftm_responder = params->ftm_responder;
+ err = ieee80211_set_ftm_responder_params(sdata,
+ params->lci,
+ params->lci_len,
+ params->civicloc,
+ params->civicloc_len);
+
+ if (err < 0) {
+ kfree(new);
+ return err;
+ }
+
+ changed |= BSS_CHANGED_FTM_RESPONDER;
+ }
+
rcu_assign_pointer(sdata->u.ap.beacon, new);
if (old)
@@ -885,8 +979,11 @@
BSS_CHANGED_BEACON |
BSS_CHANGED_SSID |
BSS_CHANGED_P2P_PS |
- BSS_CHANGED_TXPOWER;
+ BSS_CHANGED_TXPOWER |
+ BSS_CHANGED_TWT |
+ BSS_CHANGED_HE_OBSS_PD;
int err;
+ int prev_beacon_int;
old = sdata_dereference(sdata->u.ap.beacon, sdata);
if (old)
@@ -909,16 +1006,22 @@
sdata->needed_rx_chains = sdata->local->rx_chains;
+ prev_beacon_int = sdata->vif.bss_conf.beacon_int;
sdata->vif.bss_conf.beacon_int = params->beacon_interval;
+ if (params->he_cap)
+ sdata->vif.bss_conf.he_support = true;
+
mutex_lock(&local->mtx);
err = ieee80211_vif_use_channel(sdata, ¶ms->chandef,
IEEE80211_CHANCTX_SHARED);
if (!err)
ieee80211_vif_copy_chanctx_to_vlans(sdata, false);
mutex_unlock(&local->mtx);
- if (err)
+ if (err) {
+ sdata->vif.bss_conf.beacon_int = prev_beacon_int;
return err;
+ }
/*
* Apply control port protocol, this allows us to
@@ -948,6 +1051,9 @@
sdata->vif.bss_conf.dtim_period = params->dtim_period;
sdata->vif.bss_conf.enable_beacon = true;
sdata->vif.bss_conf.allow_p2p_go_ps = sdata->vif.p2p;
+ sdata->vif.bss_conf.twt_responder = params->twt_responder;
+ memcpy(&sdata->vif.bss_conf.he_obss_pd, ¶ms->he_obss_pd,
+ sizeof(struct ieee80211_he_obss_pd));
sdata->vif.bss_conf.ssid_len = params->ssid_len;
if (params->ssid_len)
@@ -1062,6 +1168,9 @@
kfree_rcu(old_probe_resp, rcu_head);
sdata->u.ap.driver_smps_mode = IEEE80211_SMPS_OFF;
+ kfree(sdata->vif.bss_conf.ftmr_params);
+ sdata->vif.bss_conf.ftmr_params = NULL;
+
__sta_info_flush(sdata, true);
ieee80211_free_keys(sdata, true);
@@ -1092,50 +1201,6 @@
return 0;
}
-/* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
-struct iapp_layer2_update {
- u8 da[ETH_ALEN]; /* broadcast */
- u8 sa[ETH_ALEN]; /* STA addr */
- __be16 len; /* 6 */
- u8 dsap; /* 0 */
- u8 ssap; /* 0 */
- u8 control;
- u8 xid_info[3];
-} __packed;
-
-static void ieee80211_send_layer2_update(struct sta_info *sta)
-{
- struct iapp_layer2_update *msg;
- struct sk_buff *skb;
-
- /* Send Level 2 Update Frame to update forwarding tables in layer 2
- * bridge devices */
-
- skb = dev_alloc_skb(sizeof(*msg));
- if (!skb)
- return;
- msg = skb_put(skb, sizeof(*msg));
-
- /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID)
- * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */
-
- eth_broadcast_addr(msg->da);
- memcpy(msg->sa, sta->sta.addr, ETH_ALEN);
- msg->len = htons(6);
- msg->dsap = 0;
- msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */
- msg->control = 0xaf; /* XID response lsb.1111F101.
- * F=0 (no poll command; unsolicited frame) */
- msg->xid_info[0] = 0x81; /* XID format identifier */
- msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */
- msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */
-
- skb->dev = sta->sdata->dev;
- skb->protocol = eth_type_trans(skb, sta->sdata->dev);
- memset(skb->cb, 0, sizeof(skb->cb));
- netif_rx_ni(skb);
-}
-
static int sta_apply_auth_flags(struct ieee80211_local *local,
struct sta_info *sta,
u32 mask, u32 set)
@@ -1215,6 +1280,11 @@
ieee80211_mps_sta_status_update(sta);
changed |= ieee80211_mps_set_sta_local_pm(sta,
sdata->u.mesh.mshcfg.power_mode);
+
+ ewma_mesh_tx_rate_avg_init(&sta->mesh->tx_rate_avg);
+ /* init at low value */
+ ewma_mesh_tx_rate_avg_add(&sta->mesh->tx_rate_avg, 10);
+
break;
case NL80211_PLINK_LISTEN:
case NL80211_PLINK_BLOCKED:
@@ -1396,7 +1466,16 @@
if (params->listen_interval >= 0)
sta->listen_interval = params->listen_interval;
- if (params->supported_rates) {
+ if (params->sta_modify_mask & STATION_PARAM_APPLY_STA_TXPOWER) {
+ sta->sta.txpwr.type = params->txpwr.type;
+ if (params->txpwr.type == NL80211_TX_POWER_LIMITED)
+ sta->sta.txpwr.power = params->txpwr.power;
+ ret = drv_sta_set_txpwr(local, sdata, sta);
+ if (ret)
+ return ret;
+ }
+
+ if (params->supported_rates && params->supported_rates_len) {
ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef,
sband, params->supported_rates,
params->supported_rates_len,
@@ -1431,6 +1510,9 @@
if (ieee80211_vif_is_mesh(&sdata->vif))
sta_apply_mesh_params(local, sta, params);
+ if (params->airtime_weight)
+ sta->airtime_weight = params->airtime_weight;
+
/* set the STA state after all sta info from usermode has been set */
if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) ||
set & BIT(NL80211_STA_FLAG_ASSOCIATED)) {
@@ -1450,7 +1532,6 @@
struct sta_info *sta;
struct ieee80211_sub_if_data *sdata;
int err;
- int layer2_update;
if (params->vlan) {
sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
@@ -1464,7 +1545,12 @@
if (ether_addr_equal(mac, sdata->vif.addr))
return -EINVAL;
- if (is_multicast_ether_addr(mac))
+ if (!is_valid_ether_addr(mac))
+ return -EINVAL;
+
+ if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER) &&
+ sdata->vif.type == NL80211_IFTYPE_STATION &&
+ !sdata->u.mgd.associated)
return -EINVAL;
sta = sta_info_alloc(sdata, mac, GFP_KERNEL);
@@ -1489,18 +1575,12 @@
test_sta_flag(sta, WLAN_STA_ASSOC))
rate_control_rate_init(sta);
- layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
- sdata->vif.type == NL80211_IFTYPE_AP;
-
err = sta_info_insert_rcu(sta);
if (err) {
rcu_read_unlock();
return err;
}
- if (layer2_update)
- ieee80211_send_layer2_update(sta);
-
rcu_read_unlock();
return 0;
@@ -1598,10 +1678,11 @@
sta->sdata = vlansdata;
ieee80211_check_fast_xmit(sta);
- if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
+ if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) {
ieee80211_vif_inc_num_mcast(sta->sdata);
-
- ieee80211_send_layer2_update(sta);
+ cfg80211_send_layer2_update(sta->sdata->dev,
+ sta->sta.addr);
+ }
}
err = sta_apply_parameters(local, sta, params);
@@ -1726,7 +1807,9 @@
MPATH_INFO_EXPTIME |
MPATH_INFO_DISCOVERY_TIMEOUT |
MPATH_INFO_DISCOVERY_RETRIES |
- MPATH_INFO_FLAGS;
+ MPATH_INFO_FLAGS |
+ MPATH_INFO_HOP_COUNT |
+ MPATH_INFO_PATH_CHANGE;
pinfo->frame_qlen = mpath->frame_queue.qlen;
pinfo->sn = mpath->sn;
@@ -1746,6 +1829,8 @@
pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
if (mpath->flags & MESH_PATH_RESOLVED)
pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED;
+ pinfo->hop_count = mpath->hop_count;
+ pinfo->path_change_count = mpath->path_change_count;
}
static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
@@ -2012,6 +2097,9 @@
nconf->dot11MeshAwakeWindowDuration;
if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask))
conf->plink_timeout = nconf->plink_timeout;
+ if (_chg_mesh_attr(NL80211_MESHCONF_CONNECTED_TO_GATE, mask))
+ conf->dot11MeshConnectedToMeshGate =
+ nconf->dot11MeshConnectedToMeshGate;
ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON);
return 0;
}
@@ -2875,7 +2963,7 @@
len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len +
beacon->proberesp_ies_len + beacon->assocresp_ies_len +
- beacon->probe_resp_len;
+ beacon->probe_resp_len + beacon->lci_len + beacon->civicloc_len;
new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL);
if (!new_beacon)
@@ -2919,6 +3007,21 @@
pos += beacon->probe_resp_len;
}
+ /* might copy -1, meaning no changes requested */
+ new_beacon->ftm_responder = beacon->ftm_responder;
+ if (beacon->lci) {
+ new_beacon->lci_len = beacon->lci_len;
+ new_beacon->lci = pos;
+ memcpy(pos, beacon->lci, beacon->lci_len);
+ pos += beacon->lci_len;
+ }
+ if (beacon->civicloc) {
+ new_beacon->civicloc_len = beacon->civicloc_len;
+ new_beacon->civicloc = pos;
+ memcpy(pos, beacon->civicloc, beacon->civicloc_len);
+ pos += beacon->civicloc_len;
+ }
+
return new_beacon;
}
@@ -3808,6 +3911,37 @@
return ret;
}
+static int
+ieee80211_get_ftm_responder_stats(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_ftm_responder_stats *ftm_stats)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+ return drv_get_ftm_responder_stats(local, sdata, ftm_stats);
+}
+
+static int
+ieee80211_start_pmsr(struct wiphy *wiphy, struct wireless_dev *dev,
+ struct cfg80211_pmsr_request *request)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(dev);
+
+ return drv_start_pmsr(local, sdata, request);
+}
+
+static void
+ieee80211_abort_pmsr(struct wiphy *wiphy, struct wireless_dev *dev,
+ struct cfg80211_pmsr_request *request)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(dev);
+
+ return drv_abort_pmsr(local, sdata, request);
+}
+
const struct cfg80211_ops mac80211_config_ops = {
.add_virtual_intf = ieee80211_add_iface,
.del_virtual_intf = ieee80211_del_iface,
@@ -3902,4 +4036,8 @@
.set_multicast_to_unicast = ieee80211_set_multicast_to_unicast,
.tx_control_port = ieee80211_tx_control_port,
.get_txq_stats = ieee80211_get_txq_stats,
+ .get_ftm_responder_stats = ieee80211_get_ftm_responder_stats,
+ .start_pmsr = ieee80211_start_pmsr,
+ .abort_pmsr = ieee80211_abort_pmsr,
+ .probe_mesh_link = ieee80211_probe_mesh_link,
};