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-rw-r--r--net/wireless/core.c5
-rw-r--r--net/wireless/mesh.c3
-rw-r--r--net/wireless/mlme.c59
-rw-r--r--net/wireless/nl80211.c59
-rw-r--r--net/wireless/nl80211.h4
-rw-r--r--net/wireless/reg.c10
-rw-r--r--net/wireless/scan.c2
7 files changed, 123 insertions, 19 deletions
diff --git a/net/wireless/core.c b/net/wireless/core.c
index ccdfed897651..59f4a7e7c092 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -708,6 +708,10 @@ void wiphy_unregister(struct wiphy *wiphy)
flush_work(&rdev->scan_done_wk);
cancel_work_sync(&rdev->conn_work);
flush_work(&rdev->event_work);
+
+ if (rdev->wowlan && rdev->ops->set_wakeup)
+ rdev->ops->set_wakeup(&rdev->wiphy, false);
+ cfg80211_rdev_free_wowlan(rdev);
}
EXPORT_SYMBOL(wiphy_unregister);
@@ -720,7 +724,6 @@ void cfg80211_dev_free(struct cfg80211_registered_device *rdev)
mutex_destroy(&rdev->sched_scan_mtx);
list_for_each_entry_safe(scan, tmp, &rdev->bss_list, list)
cfg80211_put_bss(&scan->pub);
- cfg80211_rdev_free_wowlan(rdev);
kfree(rdev);
}
diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c
index ba21ab22187b..8c747fa9319b 100644
--- a/net/wireless/mesh.c
+++ b/net/wireless/mesh.c
@@ -38,6 +38,7 @@
#define MESH_MAX_PREQ_RETRIES 4
+#define MESH_SYNC_NEIGHBOR_OFFSET_MAX 50
const struct mesh_config default_mesh_config = {
.dot11MeshRetryTimeout = MESH_RET_T,
@@ -48,6 +49,7 @@ const struct mesh_config default_mesh_config = {
.element_ttl = MESH_DEFAULT_ELEMENT_TTL,
.auto_open_plinks = true,
.dot11MeshMaxPeerLinks = MESH_MAX_ESTAB_PLINKS,
+ .dot11MeshNbrOffsetMaxNeighbor = MESH_SYNC_NEIGHBOR_OFFSET_MAX,
.dot11MeshHWMPactivePathTimeout = MESH_PATH_TIMEOUT,
.dot11MeshHWMPpreqMinInterval = MESH_PREQ_MIN_INT,
.dot11MeshHWMPperrMinInterval = MESH_PERR_MIN_INT,
@@ -62,6 +64,7 @@ const struct mesh_config default_mesh_config = {
};
const struct mesh_setup default_mesh_setup = {
+ .sync_method = IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET,
.path_sel_proto = IEEE80211_PATH_PROTOCOL_HWMP,
.path_metric = IEEE80211_PATH_METRIC_AIRTIME,
.ie = NULL,
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index f5a7ac3a0939..6801d96bc224 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -6,6 +6,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/etherdevice.h>
#include <linux/netdevice.h>
#include <linux/nl80211.h>
#include <linux/slab.h>
@@ -100,7 +101,7 @@ void __cfg80211_send_deauth(struct net_device *dev,
ASSERT_WDEV_LOCK(wdev);
if (wdev->current_bss &&
- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) {
cfg80211_unhold_bss(wdev->current_bss);
cfg80211_put_bss(&wdev->current_bss->pub);
wdev->current_bss = NULL;
@@ -115,7 +116,7 @@ void __cfg80211_send_deauth(struct net_device *dev,
reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
- from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0;
+ from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0;
__cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
} else if (wdev->sme_state == CFG80211_SME_CONNECTING) {
__cfg80211_connect_result(dev, mgmt->bssid, NULL, 0, NULL, 0,
@@ -154,7 +155,7 @@ void __cfg80211_send_disassoc(struct net_device *dev,
return;
if (wdev->current_bss &&
- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) {
cfg80211_sme_disassoc(dev, wdev->current_bss);
cfg80211_unhold_bss(wdev->current_bss);
cfg80211_put_bss(&wdev->current_bss->pub);
@@ -165,7 +166,7 @@ void __cfg80211_send_disassoc(struct net_device *dev,
reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
- from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0;
+ from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0;
__cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
}
EXPORT_SYMBOL(__cfg80211_send_disassoc);
@@ -285,7 +286,7 @@ int __cfg80211_mlme_auth(struct cfg80211_registered_device *rdev,
return -EINVAL;
if (wdev->current_bss &&
- memcmp(bssid, wdev->current_bss->pub.bssid, ETH_ALEN) == 0)
+ compare_ether_addr(bssid, wdev->current_bss->pub.bssid) == 0)
return -EALREADY;
memset(&req, 0, sizeof(req));
@@ -362,7 +363,7 @@ int __cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev,
memset(&req, 0, sizeof(req));
if (wdev->current_bss && prev_bssid &&
- memcmp(wdev->current_bss->pub.bssid, prev_bssid, ETH_ALEN) == 0) {
+ compare_ether_addr(wdev->current_bss->pub.bssid, prev_bssid) == 0) {
/*
* Trying to reassociate: Allow this to proceed and let the old
* association to be dropped when the new one is completed.
@@ -446,7 +447,8 @@ int __cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev,
if (local_state_change) {
if (wdev->current_bss &&
- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid)
+ == 0) {
cfg80211_unhold_bss(wdev->current_bss);
cfg80211_put_bss(&wdev->current_bss->pub);
wdev->current_bss = NULL;
@@ -495,7 +497,7 @@ static int __cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev,
req.local_state_change = local_state_change;
req.ie = ie;
req.ie_len = ie_len;
- if (memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0)
+ if (compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0)
req.bss = &wdev->current_bss->pub;
else
return -ENOTCONN;
@@ -758,8 +760,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
break;
}
- if (memcmp(wdev->current_bss->pub.bssid,
- mgmt->bssid, ETH_ALEN)) {
+ if (compare_ether_addr(wdev->current_bss->pub.bssid,
+ mgmt->bssid)) {
err = -ENOTCONN;
break;
}
@@ -772,8 +774,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
break;
/* for station, check that DA is the AP */
- if (memcmp(wdev->current_bss->pub.bssid,
- mgmt->da, ETH_ALEN)) {
+ if (compare_ether_addr(wdev->current_bss->pub.bssid,
+ mgmt->da)) {
err = -ENOTCONN;
break;
}
@@ -781,11 +783,11 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_AP_VLAN:
- if (memcmp(mgmt->bssid, dev->dev_addr, ETH_ALEN))
+ if (compare_ether_addr(mgmt->bssid, dev->dev_addr))
err = -EINVAL;
break;
case NL80211_IFTYPE_MESH_POINT:
- if (memcmp(mgmt->sa, mgmt->bssid, ETH_ALEN)) {
+ if (compare_ether_addr(mgmt->sa, mgmt->bssid)) {
err = -EINVAL;
break;
}
@@ -804,7 +806,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
return err;
}
- if (memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0)
+ if (compare_ether_addr(mgmt->sa, dev->dev_addr) != 0)
return -EINVAL;
/* Transmit the Action frame as requested by user space */
@@ -928,6 +930,33 @@ void cfg80211_pmksa_candidate_notify(struct net_device *dev, int index,
}
EXPORT_SYMBOL(cfg80211_pmksa_candidate_notify);
+void cfg80211_ch_switch_notify(struct net_device *dev, int freq,
+ enum nl80211_channel_type type)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+ struct ieee80211_channel *chan;
+
+ wdev_lock(wdev);
+
+ if (WARN_ON(wdev->iftype != NL80211_IFTYPE_AP &&
+ wdev->iftype != NL80211_IFTYPE_P2P_GO))
+ goto out;
+
+ chan = rdev_freq_to_chan(rdev, freq, type);
+ if (WARN_ON(!chan))
+ goto out;
+
+ wdev->channel = chan;
+
+ nl80211_ch_switch_notify(rdev, dev, freq, type, GFP_KERNEL);
+out:
+ wdev_unlock(wdev);
+ return;
+}
+EXPORT_SYMBOL(cfg80211_ch_switch_notify);
+
bool cfg80211_rx_spurious_frame(struct net_device *dev,
const u8 *addr, gfp_t gfp)
{
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index f432c57af05d..5e261234d271 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -1104,17 +1104,20 @@ static const struct nla_policy txq_params_policy[NL80211_TXQ_ATTR_MAX + 1] = {
static int parse_txq_params(struct nlattr *tb[],
struct ieee80211_txq_params *txq_params)
{
- if (!tb[NL80211_TXQ_ATTR_QUEUE] || !tb[NL80211_TXQ_ATTR_TXOP] ||
+ if (!tb[NL80211_TXQ_ATTR_AC] || !tb[NL80211_TXQ_ATTR_TXOP] ||
!tb[NL80211_TXQ_ATTR_CWMIN] || !tb[NL80211_TXQ_ATTR_CWMAX] ||
!tb[NL80211_TXQ_ATTR_AIFS])
return -EINVAL;
- txq_params->queue = nla_get_u8(tb[NL80211_TXQ_ATTR_QUEUE]);
+ txq_params->ac = nla_get_u8(tb[NL80211_TXQ_ATTR_AC]);
txq_params->txop = nla_get_u16(tb[NL80211_TXQ_ATTR_TXOP]);
txq_params->cwmin = nla_get_u16(tb[NL80211_TXQ_ATTR_CWMIN]);
txq_params->cwmax = nla_get_u16(tb[NL80211_TXQ_ATTR_CWMAX]);
txq_params->aifs = nla_get_u8(tb[NL80211_TXQ_ATTR_AIFS]);
+ if (txq_params->ac >= NL80211_NUM_ACS)
+ return -EINVAL;
+
return 0;
}
@@ -2492,6 +2495,9 @@ static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
NLA_PUT(msg, NL80211_STA_INFO_STA_FLAGS,
sizeof(struct nl80211_sta_flag_update),
&sinfo->sta_flags);
+ if (sinfo->filled & STATION_INFO_T_OFFSET)
+ NLA_PUT_U64(msg, NL80211_STA_INFO_T_OFFSET,
+ sinfo->t_offset);
nla_nest_end(msg, sinfoattr);
if (sinfo->filled & STATION_INFO_ASSOC_REQ_IES)
@@ -3290,6 +3296,8 @@ static int nl80211_get_mesh_config(struct sk_buff *skb,
cur_params.element_ttl);
NLA_PUT_U8(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
cur_params.auto_open_plinks);
+ NLA_PUT_U32(msg, NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR,
+ cur_params.dot11MeshNbrOffsetMaxNeighbor);
NLA_PUT_U8(msg, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
cur_params.dot11MeshHWMPmaxPREQretries);
NLA_PUT_U32(msg, NL80211_MESHCONF_PATH_REFRESH_TIME,
@@ -3334,6 +3342,7 @@ static const struct nla_policy nl80211_meshconf_params_policy[NL80211_MESHCONF_A
[NL80211_MESHCONF_TTL] = { .type = NLA_U8 },
[NL80211_MESHCONF_ELEMENT_TTL] = { .type = NLA_U8 },
[NL80211_MESHCONF_AUTO_OPEN_PLINKS] = { .type = NLA_U8 },
+ [NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR] = { .type = NLA_U32 },
[NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES] = { .type = NLA_U8 },
[NL80211_MESHCONF_PATH_REFRESH_TIME] = { .type = NLA_U32 },
@@ -3351,6 +3360,7 @@ static const struct nla_policy nl80211_meshconf_params_policy[NL80211_MESHCONF_A
static const struct nla_policy
nl80211_mesh_setup_params_policy[NL80211_MESH_SETUP_ATTR_MAX+1] = {
+ [NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC] = { .type = NLA_U8 },
[NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL] = { .type = NLA_U8 },
[NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC] = { .type = NLA_U8 },
[NL80211_MESH_SETUP_USERSPACE_AUTH] = { .type = NLA_FLAG },
@@ -3403,6 +3413,9 @@ do {\
mask, NL80211_MESHCONF_ELEMENT_TTL, nla_get_u8);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, auto_open_plinks,
mask, NL80211_MESHCONF_AUTO_OPEN_PLINKS, nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshNbrOffsetMaxNeighbor,
+ mask, NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR,
+ nla_get_u32);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPmaxPREQretries,
mask, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
nla_get_u8);
@@ -3460,6 +3473,12 @@ static int nl80211_parse_mesh_setup(struct genl_info *info,
nl80211_mesh_setup_params_policy))
return -EINVAL;
+ if (tb[NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC])
+ setup->sync_method =
+ (nla_get_u8(tb[NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC])) ?
+ IEEE80211_SYNC_METHOD_VENDOR :
+ IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET;
+
if (tb[NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL])
setup->path_sel_proto =
(nla_get_u8(tb[NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL])) ?
@@ -6000,6 +6019,7 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info)
struct cfg80211_wowlan new_triggers = {};
struct wiphy_wowlan_support *wowlan = &rdev->wiphy.wowlan;
int err, i;
+ bool prev_enabled = rdev->wowlan;
if (!rdev->wiphy.wowlan.flags && !rdev->wiphy.wowlan.n_patterns)
return -EOPNOTSUPP;
@@ -6132,6 +6152,9 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info)
rdev->wowlan = NULL;
}
+ if (rdev->ops->set_wakeup && prev_enabled != !!rdev->wowlan)
+ rdev->ops->set_wakeup(&rdev->wiphy, rdev->wowlan);
+
return 0;
error:
for (i = 0; i < new_triggers.n_patterns; i++)
@@ -7904,6 +7927,38 @@ void nl80211_pmksa_candidate_notify(struct cfg80211_registered_device *rdev,
nlmsg_free(msg);
}
+void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev,
+ struct net_device *netdev, int freq,
+ enum nl80211_channel_type type, gfp_t gfp)
+{
+ struct sk_buff *msg;
+ void *hdr;
+
+ msg = nlmsg_new(NLMSG_GOODSIZE, gfp);
+ if (!msg)
+ return;
+
+ hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_CH_SWITCH_NOTIFY);
+ if (!hdr) {
+ nlmsg_free(msg);
+ return;
+ }
+
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
+ NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq);
+ NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, type);
+
+ genlmsg_end(msg, hdr);
+
+ genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
+ nl80211_mlme_mcgrp.id, gfp);
+ return;
+
+ nla_put_failure:
+ genlmsg_cancel(msg, hdr);
+ nlmsg_free(msg);
+}
+
void
nl80211_send_cqm_pktloss_notify(struct cfg80211_registered_device *rdev,
struct net_device *netdev, const u8 *peer,
diff --git a/net/wireless/nl80211.h b/net/wireless/nl80211.h
index 4ffe50df9f31..01a1122c3b33 100644
--- a/net/wireless/nl80211.h
+++ b/net/wireless/nl80211.h
@@ -118,6 +118,10 @@ void nl80211_pmksa_candidate_notify(struct cfg80211_registered_device *rdev,
struct net_device *netdev, int index,
const u8 *bssid, bool preauth, gfp_t gfp);
+void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev,
+ struct net_device *dev, int freq,
+ enum nl80211_channel_type type, gfp_t gfp);
+
bool nl80211_unexpected_frame(struct net_device *dev,
const u8 *addr, gfp_t gfp);
bool nl80211_unexpected_4addr_frame(struct net_device *dev,
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index e9a0ac83b84c..15f347477a99 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -388,7 +388,15 @@ static void reg_regdb_query(const char *alpha2)
schedule_work(&reg_regdb_work);
}
+
+/* Feel free to add any other sanity checks here */
+static void reg_regdb_size_check(void)
+{
+ /* We should ideally BUILD_BUG_ON() but then random builds would fail */
+ WARN_ONCE(!reg_regdb_size, "db.txt is empty, you should update it...");
+}
#else
+static inline void reg_regdb_size_check(void) {}
static inline void reg_regdb_query(const char *alpha2) {}
#endif /* CONFIG_CFG80211_INTERNAL_REGDB */
@@ -2322,6 +2330,8 @@ int __init regulatory_init(void)
spin_lock_init(&reg_requests_lock);
spin_lock_init(&reg_pending_beacons_lock);
+ reg_regdb_size_check();
+
cfg80211_regdomain = cfg80211_world_regdom;
user_alpha2[0] = '9';
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 70faadf16a32..fdbcfe692a36 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -378,7 +378,7 @@ static int cmp_bss_core(struct cfg80211_bss *a,
b->len_information_elements);
}
- return memcmp(a->bssid, b->bssid, ETH_ALEN);
+ return compare_ether_addr(a->bssid, b->bssid);
}
static int cmp_bss(struct cfg80211_bss *a,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.