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Diffstat (limited to 'net/wireless/nl80211.c')
-rw-r--r--net/wireless/nl80211.c1230
1 files changed, 811 insertions, 419 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 30ff9a470813..fd5f79266471 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -5,7 +5,7 @@
* Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright 2015-2017 Intel Deutschland GmbH
- * Copyright (C) 2018-2024 Intel Corporation
+ * Copyright (C) 2018-2025 Intel Corporation
*/
#include <linux/if.h>
@@ -294,6 +294,21 @@ static int validate_he_capa(const struct nlattr *attr,
return 0;
}
+static int validate_supported_selectors(const struct nlattr *attr,
+ struct netlink_ext_ack *extack)
+{
+ const u8 *supported_selectors = nla_data(attr);
+ u8 supported_selectors_len = nla_len(attr);
+
+ /* The top bit must not be set as it is not part of the selector */
+ for (int i = 0; i < supported_selectors_len; i++) {
+ if (supported_selectors[i] & 0x80)
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
/* policy for the attributes */
static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR];
@@ -315,8 +330,7 @@ nl80211_pmsr_ftm_req_attr_policy[NL80211_PMSR_FTM_REQ_ATTR_MAX + 1] = {
[NL80211_PMSR_FTM_REQ_ATTR_BURST_PERIOD] = { .type = NLA_U16 },
[NL80211_PMSR_FTM_REQ_ATTR_BURST_DURATION] =
NLA_POLICY_MAX(NLA_U8, 15),
- [NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST] =
- NLA_POLICY_MAX(NLA_U8, 31),
+ [NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST] = { .type = NLA_U8 },
[NL80211_PMSR_FTM_REQ_ATTR_NUM_FTMR_RETRIES] = { .type = NLA_U8 },
[NL80211_PMSR_FTM_REQ_ATTR_REQUEST_LCI] = { .type = NLA_FLAG },
[NL80211_PMSR_FTM_REQ_ATTR_REQUEST_CIVICLOC] = { .type = NLA_FLAG },
@@ -455,6 +469,8 @@ nl80211_mbssid_config_policy[NL80211_MBSSID_CONFIG_ATTR_MAX + 1] = {
[NL80211_MBSSID_CONFIG_ATTR_INDEX] = { .type = NLA_U8 },
[NL80211_MBSSID_CONFIG_ATTR_TX_IFINDEX] = { .type = NLA_U32 },
[NL80211_MBSSID_CONFIG_ATTR_EMA] = { .type = NLA_FLAG },
+ [NL80211_MBSSID_CONFIG_ATTR_TX_LINK_ID] =
+ NLA_POLICY_MAX(NLA_U8, IEEE80211_MLD_MAX_NUM_LINKS),
};
static const struct nla_policy
@@ -468,6 +484,10 @@ static const struct netlink_range_validation nl80211_punct_bitmap_range = {
.max = 0xffff,
};
+static const struct netlink_range_validation q_range = {
+ .max = INT_MAX,
+};
+
static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
[0] = { .strict_start_type = NL80211_ATTR_HE_OBSS_PD },
[NL80211_ATTR_WIPHY] = { .type = NLA_U32 },
@@ -754,7 +774,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
[NL80211_ATTR_TXQ_LIMIT] = { .type = NLA_U32 },
[NL80211_ATTR_TXQ_MEMORY_LIMIT] = { .type = NLA_U32 },
- [NL80211_ATTR_TXQ_QUANTUM] = { .type = NLA_U32 },
+ [NL80211_ATTR_TXQ_QUANTUM] = NLA_POLICY_FULL_RANGE(NLA_U32, &q_range),
[NL80211_ATTR_HE_CAPABILITY] =
NLA_POLICY_VALIDATE_FN(NLA_BINARY, validate_he_capa,
NL80211_HE_MAX_CAPABILITY_LEN),
@@ -811,10 +831,11 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
[NL80211_ATTR_MLO_LINKS] =
NLA_POLICY_NESTED_ARRAY(nl80211_policy),
[NL80211_ATTR_MLO_LINK_ID] =
- NLA_POLICY_RANGE(NLA_U8, 0, IEEE80211_MLD_MAX_NUM_LINKS),
+ NLA_POLICY_RANGE(NLA_U8, 0, IEEE80211_MLD_MAX_NUM_LINKS - 1),
[NL80211_ATTR_MLD_ADDR] = NLA_POLICY_EXACT_LEN(ETH_ALEN),
[NL80211_ATTR_MLO_SUPPORT] = { .type = NLA_FLAG },
[NL80211_ATTR_MAX_NUM_AKM_SUITES] = { .type = NLA_REJECT },
+ [NL80211_ATTR_EML_CAPABILITY] = { .type = NLA_U16 },
[NL80211_ATTR_PUNCT_BITMAP] =
NLA_POLICY_FULL_RANGE(NLA_U32, &nl80211_punct_bitmap_range),
@@ -826,6 +847,13 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
[NL80211_ATTR_MLO_TTLM_DLINK] = NLA_POLICY_EXACT_LEN(sizeof(u16) * 8),
[NL80211_ATTR_MLO_TTLM_ULINK] = NLA_POLICY_EXACT_LEN(sizeof(u16) * 8),
[NL80211_ATTR_ASSOC_SPP_AMSDU] = { .type = NLA_FLAG },
+ [NL80211_ATTR_VIF_RADIO_MASK] = { .type = NLA_U32 },
+ [NL80211_ATTR_SUPPORTED_SELECTORS] =
+ NLA_POLICY_VALIDATE_FN(NLA_BINARY, validate_supported_selectors,
+ NL80211_MAX_SUPP_SELECTORS),
+ [NL80211_ATTR_MLO_RECONF_REM_LINKS] = { .type = NLA_U16 },
+ [NL80211_ATTR_EPCS] = { .type = NLA_FLAG },
+ [NL80211_ATTR_ASSOC_MLD_EXT_CAPA_OPS] = { .type = NLA_U16 },
};
/* policy for the key attributes */
@@ -1204,6 +1232,16 @@ static int nl80211_msg_put_channel(struct sk_buff *msg, struct wiphy *wiphy,
if ((chan->flags & IEEE80211_CHAN_NO_6GHZ_AFC_CLIENT) &&
nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_6GHZ_AFC_CLIENT))
goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_CAN_MONITOR) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_CAN_MONITOR))
+ goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_ALLOW_6GHZ_VLP_AP) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_ALLOW_6GHZ_VLP_AP))
+ goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_ALLOW_20MHZ_ACTIVITY) &&
+ nla_put_flag(msg,
+ NL80211_FREQUENCY_ATTR_ALLOW_20MHZ_ACTIVITY))
+ goto nla_put_failure;
}
if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_MAX_TX_POWER,
@@ -1276,10 +1314,7 @@ static unsigned int nl80211_link_id(struct nlattr **attrs)
{
struct nlattr *linkid = attrs[NL80211_ATTR_MLO_LINK_ID];
- if (!linkid)
- return 0;
-
- return nla_get_u8(linkid);
+ return nla_get_u8_default(linkid, 0);
}
static int nl80211_link_id_or_invalid(struct nlattr **attrs)
@@ -1622,71 +1657,87 @@ nla_put_failure:
return -ENOBUFS;
}
-static int nl80211_put_iface_combinations(struct wiphy *wiphy,
- struct sk_buff *msg,
- bool large)
+static int nl80211_put_ifcomb_data(struct sk_buff *msg, bool large, int idx,
+ const struct ieee80211_iface_combination *c,
+ u16 nested)
{
- struct nlattr *nl_combis;
- int i, j;
+ struct nlattr *nl_combi, *nl_limits;
+ int i;
- nl_combis = nla_nest_start_noflag(msg,
- NL80211_ATTR_INTERFACE_COMBINATIONS);
- if (!nl_combis)
+ nl_combi = nla_nest_start_noflag(msg, idx | nested);
+ if (!nl_combi)
goto nla_put_failure;
- for (i = 0; i < wiphy->n_iface_combinations; i++) {
- const struct ieee80211_iface_combination *c;
- struct nlattr *nl_combi, *nl_limits;
+ nl_limits = nla_nest_start_noflag(msg, NL80211_IFACE_COMB_LIMITS |
+ nested);
+ if (!nl_limits)
+ goto nla_put_failure;
- c = &wiphy->iface_combinations[i];
+ for (i = 0; i < c->n_limits; i++) {
+ struct nlattr *nl_limit;
- nl_combi = nla_nest_start_noflag(msg, i + 1);
- if (!nl_combi)
+ nl_limit = nla_nest_start_noflag(msg, i + 1);
+ if (!nl_limit)
goto nla_put_failure;
-
- nl_limits = nla_nest_start_noflag(msg,
- NL80211_IFACE_COMB_LIMITS);
- if (!nl_limits)
+ if (nla_put_u32(msg, NL80211_IFACE_LIMIT_MAX, c->limits[i].max))
goto nla_put_failure;
+ if (nl80211_put_iftypes(msg, NL80211_IFACE_LIMIT_TYPES,
+ c->limits[i].types))
+ goto nla_put_failure;
+ nla_nest_end(msg, nl_limit);
+ }
- for (j = 0; j < c->n_limits; j++) {
- struct nlattr *nl_limit;
+ nla_nest_end(msg, nl_limits);
- nl_limit = nla_nest_start_noflag(msg, j + 1);
- if (!nl_limit)
- goto nla_put_failure;
- if (nla_put_u32(msg, NL80211_IFACE_LIMIT_MAX,
- c->limits[j].max))
- goto nla_put_failure;
- if (nl80211_put_iftypes(msg, NL80211_IFACE_LIMIT_TYPES,
- c->limits[j].types))
- goto nla_put_failure;
- nla_nest_end(msg, nl_limit);
- }
+ if (c->beacon_int_infra_match &&
+ nla_put_flag(msg, NL80211_IFACE_COMB_STA_AP_BI_MATCH))
+ goto nla_put_failure;
+ if (nla_put_u32(msg, NL80211_IFACE_COMB_NUM_CHANNELS,
+ c->num_different_channels) ||
+ nla_put_u32(msg, NL80211_IFACE_COMB_MAXNUM,
+ c->max_interfaces))
+ goto nla_put_failure;
+ if (large &&
+ (nla_put_u32(msg, NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS,
+ c->radar_detect_widths) ||
+ nla_put_u32(msg, NL80211_IFACE_COMB_RADAR_DETECT_REGIONS,
+ c->radar_detect_regions)))
+ goto nla_put_failure;
+ if (c->beacon_int_min_gcd &&
+ nla_put_u32(msg, NL80211_IFACE_COMB_BI_MIN_GCD,
+ c->beacon_int_min_gcd))
+ goto nla_put_failure;
- nla_nest_end(msg, nl_limits);
+ nla_nest_end(msg, nl_combi);
- if (c->beacon_int_infra_match &&
- nla_put_flag(msg, NL80211_IFACE_COMB_STA_AP_BI_MATCH))
- goto nla_put_failure;
- if (nla_put_u32(msg, NL80211_IFACE_COMB_NUM_CHANNELS,
- c->num_different_channels) ||
- nla_put_u32(msg, NL80211_IFACE_COMB_MAXNUM,
- c->max_interfaces))
- goto nla_put_failure;
- if (large &&
- (nla_put_u32(msg, NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS,
- c->radar_detect_widths) ||
- nla_put_u32(msg, NL80211_IFACE_COMB_RADAR_DETECT_REGIONS,
- c->radar_detect_regions)))
- goto nla_put_failure;
- if (c->beacon_int_min_gcd &&
- nla_put_u32(msg, NL80211_IFACE_COMB_BI_MIN_GCD,
- c->beacon_int_min_gcd))
- goto nla_put_failure;
+ return 0;
+nla_put_failure:
+ return -ENOBUFS;
+}
+
+static int nl80211_put_iface_combinations(struct wiphy *wiphy,
+ struct sk_buff *msg,
+ int attr, int radio,
+ bool large, u16 nested)
+{
+ const struct ieee80211_iface_combination *c;
+ struct nlattr *nl_combis;
+ int i, n;
+
+ nl_combis = nla_nest_start_noflag(msg, attr | nested);
+ if (!nl_combis)
+ goto nla_put_failure;
- nla_nest_end(msg, nl_combi);
+ if (radio >= 0) {
+ c = wiphy->radio[0].iface_combinations;
+ n = wiphy->radio[0].n_iface_combinations;
+ } else {
+ c = wiphy->iface_combinations;
+ n = wiphy->n_iface_combinations;
}
+ for (i = 0; i < n; i++)
+ if (nl80211_put_ifcomb_data(msg, large, i + 1, &c[i], nested))
+ goto nla_put_failure;
nla_nest_end(msg, nl_combis);
@@ -2392,6 +2443,85 @@ fail:
return -ENOBUFS;
}
+static int nl80211_put_radio(struct wiphy *wiphy, struct sk_buff *msg, int idx)
+{
+ const struct wiphy_radio *r = &wiphy->radio[idx];
+ struct nlattr *radio, *freq;
+ int i;
+
+ radio = nla_nest_start(msg, idx);
+ if (!radio)
+ return -ENOBUFS;
+
+ if (nla_put_u32(msg, NL80211_WIPHY_RADIO_ATTR_INDEX, idx))
+ goto nla_put_failure;
+
+ if (r->antenna_mask &&
+ nla_put_u32(msg, NL80211_WIPHY_RADIO_ATTR_ANTENNA_MASK,
+ r->antenna_mask))
+ goto nla_put_failure;
+
+ for (i = 0; i < r->n_freq_range; i++) {
+ const struct wiphy_radio_freq_range *range = &r->freq_range[i];
+
+ freq = nla_nest_start(msg, NL80211_WIPHY_RADIO_ATTR_FREQ_RANGE);
+ if (!freq)
+ goto nla_put_failure;
+
+ if (nla_put_u32(msg, NL80211_WIPHY_RADIO_FREQ_ATTR_START,
+ range->start_freq) ||
+ nla_put_u32(msg, NL80211_WIPHY_RADIO_FREQ_ATTR_END,
+ range->end_freq))
+ goto nla_put_failure;
+
+ nla_nest_end(msg, freq);
+ }
+
+ for (i = 0; i < r->n_iface_combinations; i++)
+ if (nl80211_put_ifcomb_data(msg, true,
+ NL80211_WIPHY_RADIO_ATTR_INTERFACE_COMBINATION,
+ &r->iface_combinations[i],
+ NLA_F_NESTED))
+ goto nla_put_failure;
+
+ nla_nest_end(msg, radio);
+
+ return 0;
+
+nla_put_failure:
+ return -ENOBUFS;
+}
+
+static int nl80211_put_radios(struct wiphy *wiphy, struct sk_buff *msg)
+{
+ struct nlattr *radios;
+ int i;
+
+ if (!wiphy->n_radio)
+ return 0;
+
+ radios = nla_nest_start(msg, NL80211_ATTR_WIPHY_RADIOS);
+ if (!radios)
+ return -ENOBUFS;
+
+ for (i = 0; i < wiphy->n_radio; i++)
+ if (nl80211_put_radio(wiphy, msg, i))
+ goto fail;
+
+ nla_nest_end(msg, radios);
+
+ if (nl80211_put_iface_combinations(wiphy, msg,
+ NL80211_ATTR_WIPHY_INTERFACE_COMBINATIONS,
+ -1, true, NLA_F_NESTED))
+ return -ENOBUFS;
+
+ return 0;
+
+fail:
+ nla_nest_cancel(msg, radios);
+ return -ENOBUFS;
+}
+
struct nl80211_dump_wiphy_state {
s64 filter_wiphy;
long start;
@@ -2646,6 +2776,7 @@ static int nl80211_send_wiphy(struct cfg80211_registered_device *rdev,
CMD(update_ft_ies, UPDATE_FT_IES);
if (rdev->wiphy.sar_capa)
CMD(set_sar_specs, SET_SAR_SPECS);
+ CMD(assoc_ml_reconf, ASSOC_MLO_RECONF);
}
#undef CMD
@@ -2687,7 +2818,9 @@ static int nl80211_send_wiphy(struct cfg80211_registered_device *rdev,
goto nla_put_failure;
if (nl80211_put_iface_combinations(&rdev->wiphy, msg,
- state->split))
+ NL80211_ATTR_INTERFACE_COMBINATIONS,
+ rdev->wiphy.n_radio ? 0 : -1,
+ state->split, 0))
goto nla_put_failure;
state->split_start++;
@@ -3001,6 +3134,12 @@ static int nl80211_send_wiphy(struct cfg80211_registered_device *rdev,
rdev->wiphy.hw_timestamp_max_peers))
goto nla_put_failure;
+ state->split_start++;
+ break;
+ case 17:
+ if (nl80211_put_radios(&rdev->wiphy, msg))
+ goto nla_put_failure;
+
/* done */
state->split_start = 0;
break;
@@ -3301,11 +3440,9 @@ static int _nl80211_parse_chandef(struct cfg80211_registered_device *rdev,
if (attrs[NL80211_ATTR_CENTER_FREQ1]) {
chandef->center_freq1 =
nla_get_u32(attrs[NL80211_ATTR_CENTER_FREQ1]);
- if (attrs[NL80211_ATTR_CENTER_FREQ1_OFFSET])
- chandef->freq1_offset = nla_get_u32(
- attrs[NL80211_ATTR_CENTER_FREQ1_OFFSET]);
- else
- chandef->freq1_offset = 0;
+ chandef->freq1_offset =
+ nla_get_u32_default(attrs[NL80211_ATTR_CENTER_FREQ1_OFFSET],
+ 0);
}
if (attrs[NL80211_ATTR_CENTER_FREQ2])
chandef->center_freq2 =
@@ -3344,7 +3481,7 @@ static int _nl80211_parse_chandef(struct cfg80211_registered_device *rdev,
if (!_cfg80211_chandef_usable(&rdev->wiphy, chandef,
IEEE80211_CHAN_DISABLED,
- monitor)) {
+ monitor ? IEEE80211_CHAN_CAN_MONITOR : 0)) {
NL_SET_ERR_MSG(extack, "(extension) channel is disabled");
return -EINVAL;
}
@@ -3415,6 +3552,33 @@ static int __nl80211_set_channel(struct cfg80211_registered_device *rdev,
if (chandef.chan != cur_chan)
return -EBUSY;
+ /* only allow this for regular channel widths */
+ switch (wdev->links[link_id].ap.chandef.width) {
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ case NL80211_CHAN_WIDTH_20:
+ case NL80211_CHAN_WIDTH_40:
+ case NL80211_CHAN_WIDTH_80:
+ case NL80211_CHAN_WIDTH_80P80:
+ case NL80211_CHAN_WIDTH_160:
+ case NL80211_CHAN_WIDTH_320:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (chandef.width) {
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ case NL80211_CHAN_WIDTH_20:
+ case NL80211_CHAN_WIDTH_40:
+ case NL80211_CHAN_WIDTH_80:
+ case NL80211_CHAN_WIDTH_80P80:
+ case NL80211_CHAN_WIDTH_160:
+ case NL80211_CHAN_WIDTH_320:
+ break;
+ default:
+ return -EINVAL;
+ }
+
result = rdev_set_ap_chanwidth(rdev, dev, link_id,
&chandef);
if (result)
@@ -3427,7 +3591,7 @@ static int __nl80211_set_channel(struct cfg80211_registered_device *rdev,
case NL80211_IFTYPE_MESH_POINT:
return cfg80211_set_mesh_channel(rdev, wdev, &chandef);
case NL80211_IFTYPE_MONITOR:
- return cfg80211_set_monitor_channel(rdev, &chandef);
+ return cfg80211_set_monitor_channel(rdev, dev, &chandef);
default:
break;
}
@@ -3491,7 +3655,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
} else
wdev = netdev->ieee80211_ptr;
- wiphy_lock(&rdev->wiphy);
+ guard(wiphy)(&rdev->wiphy);
/*
* end workaround code, by now the rdev is available
@@ -3504,32 +3668,24 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
rtnl_unlock();
if (result)
- goto out;
+ return result;
if (info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS]) {
struct ieee80211_txq_params txq_params;
struct nlattr *tb[NL80211_TXQ_ATTR_MAX + 1];
- if (!rdev->ops->set_txq_params) {
- result = -EOPNOTSUPP;
- goto out;
- }
+ if (!rdev->ops->set_txq_params)
+ return -EOPNOTSUPP;
- if (!netdev) {
- result = -EINVAL;
- goto out;
- }
+ if (!netdev)
+ return -EINVAL;
if (netdev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
- netdev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO) {
- result = -EINVAL;
- goto out;
- }
+ netdev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
+ return -EINVAL;
- if (!netif_running(netdev)) {
- result = -ENETDOWN;
- goto out;
- }
+ if (!netif_running(netdev))
+ return -ENETDOWN;
nla_for_each_nested(nl_txq_params,
info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS],
@@ -3540,10 +3696,11 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
txq_params_policy,
info->extack);
if (result)
- goto out;
+ return result;
+
result = parse_txq_params(tb, &txq_params);
if (result)
- goto out;
+ return result;
txq_params.link_id =
nl80211_link_id_or_invalid(info->attrs);
@@ -3559,7 +3716,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
result = rdev_set_txq_params(rdev, netdev,
&txq_params);
if (result)
- goto out;
+ return result;
}
}
@@ -3576,7 +3733,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
}
if (result)
- goto out;
+ return result;
}
if (info->attrs[NL80211_ATTR_WIPHY_TX_POWER_SETTING]) {
@@ -3587,19 +3744,15 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
if (!(rdev->wiphy.features & NL80211_FEATURE_VIF_TXPOWER))
txp_wdev = NULL;
- if (!rdev->ops->set_tx_power) {
- result = -EOPNOTSUPP;
- goto out;
- }
+ if (!rdev->ops->set_tx_power)
+ return -EOPNOTSUPP;
idx = NL80211_ATTR_WIPHY_TX_POWER_SETTING;
type = nla_get_u32(info->attrs[idx]);
if (!info->attrs[NL80211_ATTR_WIPHY_TX_POWER_LEVEL] &&
- (type != NL80211_TX_POWER_AUTOMATIC)) {
- result = -EINVAL;
- goto out;
- }
+ (type != NL80211_TX_POWER_AUTOMATIC))
+ return -EINVAL;
if (type != NL80211_TX_POWER_AUTOMATIC) {
idx = NL80211_ATTR_WIPHY_TX_POWER_LEVEL;
@@ -3608,7 +3761,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
result = rdev_set_tx_power(rdev, txp_wdev, type, mbm);
if (result)
- goto out;
+ return result;
}
if (info->attrs[NL80211_ATTR_WIPHY_ANTENNA_TX] &&
@@ -3617,10 +3770,8 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
if ((!rdev->wiphy.available_antennas_tx &&
!rdev->wiphy.available_antennas_rx) ||
- !rdev->ops->set_antenna) {
- result = -EOPNOTSUPP;
- goto out;
- }
+ !rdev->ops->set_antenna)
+ return -EOPNOTSUPP;
tx_ant = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_ANTENNA_TX]);
rx_ant = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_ANTENNA_RX]);
@@ -3628,17 +3779,15 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
/* reject antenna configurations which don't match the
* available antenna masks, except for the "all" mask */
if ((~tx_ant && (tx_ant & ~rdev->wiphy.available_antennas_tx)) ||
- (~rx_ant && (rx_ant & ~rdev->wiphy.available_antennas_rx))) {
- result = -EINVAL;
- goto out;
- }
+ (~rx_ant && (rx_ant & ~rdev->wiphy.available_antennas_rx)))
+ return -EINVAL;
tx_ant = tx_ant & rdev->wiphy.available_antennas_tx;
rx_ant = rx_ant & rdev->wiphy.available_antennas_rx;
result = rdev_set_antenna(rdev, tx_ant, rx_ant);
if (result)
- goto out;
+ return result;
}
changed = 0;
@@ -3660,10 +3809,8 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
if (info->attrs[NL80211_ATTR_WIPHY_FRAG_THRESHOLD]) {
frag_threshold = nla_get_u32(
info->attrs[NL80211_ATTR_WIPHY_FRAG_THRESHOLD]);
- if (frag_threshold < 256) {
- result = -EINVAL;
- goto out;
- }
+ if (frag_threshold < 256)
+ return -EINVAL;
if (frag_threshold != (u32) -1) {
/*
@@ -3684,10 +3831,8 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
}
if (info->attrs[NL80211_ATTR_WIPHY_COVERAGE_CLASS]) {
- if (info->attrs[NL80211_ATTR_WIPHY_DYN_ACK]) {
- result = -EINVAL;
- goto out;
- }
+ if (info->attrs[NL80211_ATTR_WIPHY_DYN_ACK])
+ return -EINVAL;
coverage_class = nla_get_u8(
info->attrs[NL80211_ATTR_WIPHY_COVERAGE_CLASS]);
@@ -3695,20 +3840,17 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
}
if (info->attrs[NL80211_ATTR_WIPHY_DYN_ACK]) {
- if (!(rdev->wiphy.features & NL80211_FEATURE_ACKTO_ESTIMATION)) {
- result = -EOPNOTSUPP;
- goto out;
- }
+ if (!(rdev->wiphy.features & NL80211_FEATURE_ACKTO_ESTIMATION))
+ return -EOPNOTSUPP;
changed |= WIPHY_PARAM_DYN_ACK;
}
if (info->attrs[NL80211_ATTR_TXQ_LIMIT]) {
if (!wiphy_ext_feature_isset(&rdev->wiphy,
- NL80211_EXT_FEATURE_TXQS)) {
- result = -EOPNOTSUPP;
- goto out;
- }
+ NL80211_EXT_FEATURE_TXQS))
+ return -EOPNOTSUPP;
+
txq_limit = nla_get_u32(
info->attrs[NL80211_ATTR_TXQ_LIMIT]);
changed |= WIPHY_PARAM_TXQ_LIMIT;
@@ -3716,10 +3858,9 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
if (info->attrs[NL80211_ATTR_TXQ_MEMORY_LIMIT]) {
if (!wiphy_ext_feature_isset(&rdev->wiphy,
- NL80211_EXT_FEATURE_TXQS)) {
- result = -EOPNOTSUPP;
- goto out;
- }
+ NL80211_EXT_FEATURE_TXQS))
+ return -EOPNOTSUPP;
+
txq_memory_limit = nla_get_u32(
info->attrs[NL80211_ATTR_TXQ_MEMORY_LIMIT]);
changed |= WIPHY_PARAM_TXQ_MEMORY_LIMIT;
@@ -3727,10 +3868,9 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
if (info->attrs[NL80211_ATTR_TXQ_QUANTUM]) {
if (!wiphy_ext_feature_isset(&rdev->wiphy,
- NL80211_EXT_FEATURE_TXQS)) {
- result = -EOPNOTSUPP;
- goto out;
- }
+ NL80211_EXT_FEATURE_TXQS))
+ return -EOPNOTSUPP;
+
txq_quantum = nla_get_u32(
info->attrs[NL80211_ATTR_TXQ_QUANTUM]);
changed |= WIPHY_PARAM_TXQ_QUANTUM;
@@ -3742,10 +3882,8 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
u8 old_coverage_class;
u32 old_txq_limit, old_txq_memory_limit, old_txq_quantum;
- if (!rdev->ops->set_wiphy_params) {
- result = -EOPNOTSUPP;
- goto out;
- }
+ if (!rdev->ops->set_wiphy_params)
+ return -EOPNOTSUPP;
old_retry_short = rdev->wiphy.retry_short;
old_retry_long = rdev->wiphy.retry_long;
@@ -3783,15 +3921,11 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
rdev->wiphy.txq_limit = old_txq_limit;
rdev->wiphy.txq_memory_limit = old_txq_memory_limit;
rdev->wiphy.txq_quantum = old_txq_quantum;
- goto out;
+ return result;
}
}
- result = 0;
-
-out:
- wiphy_unlock(&rdev->wiphy);
- return result;
+ return 0;
}
int nl80211_send_chandef(struct sk_buff *msg, const struct cfg80211_chan_def *chandef)
@@ -3862,7 +3996,8 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag
nla_put_u32(msg, NL80211_ATTR_GENERATION,
rdev->devlist_generation ^
(cfg80211_rdev_list_generation << 2)) ||
- nla_put_u8(msg, NL80211_ATTR_4ADDR, wdev->use_4addr))
+ nla_put_u8(msg, NL80211_ATTR_4ADDR, wdev->use_4addr) ||
+ nla_put_u32(msg, NL80211_ATTR_VIF_RADIO_MASK, wdev->radio_mask))
goto nla_put_failure;
if (rdev->ops->get_channel && !wdev->valid_links) {
@@ -3874,10 +4009,10 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag
goto nla_put_failure;
}
- if (rdev->ops->get_tx_power) {
+ if (rdev->ops->get_tx_power && !wdev->valid_links) {
int dbm, ret;
- ret = rdev_get_tx_power(rdev, wdev, &dbm);
+ ret = rdev_get_tx_power(rdev, wdev, 0, &dbm);
if (ret == 0 &&
nla_put_u32(msg, NL80211_ATTR_WIPHY_TX_POWER_LEVEL,
DBM_TO_MBM(dbm)))
@@ -3946,6 +4081,15 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag
if (ret == 0 && nl80211_send_chandef(msg, &chandef))
goto nla_put_failure;
+ if (rdev->ops->get_tx_power) {
+ int dbm, ret;
+
+ ret = rdev_get_tx_power(rdev, wdev, link_id, &dbm);
+ if (ret == 0 &&
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_TX_POWER_LEVEL,
+ DBM_TO_MBM(dbm)))
+ goto nla_put_failure;
+ }
nla_nest_end(msg, link);
}
@@ -4008,22 +4152,22 @@ static int nl80211_dump_interface(struct sk_buff *skb, struct netlink_callback *
if_idx = 0;
- wiphy_lock(&rdev->wiphy);
+ guard(wiphy)(&rdev->wiphy);
+
list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list) {
if (if_idx < if_start) {
if_idx++;
continue;
}
+
if (nl80211_send_iface(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
rdev, wdev,
- NL80211_CMD_NEW_INTERFACE) < 0) {
- wiphy_unlock(&rdev->wiphy);
+ NL80211_CMD_NEW_INTERFACE) < 0)
goto out;
- }
+
if_idx++;
}
- wiphy_unlock(&rdev->wiphy);
if_start = 0;
wp_idx++;
@@ -4065,6 +4209,7 @@ static const struct nla_policy mntr_flags_policy[NL80211_MNTR_FLAG_MAX + 1] = {
[NL80211_MNTR_FLAG_OTHER_BSS] = { .type = NLA_FLAG },
[NL80211_MNTR_FLAG_COOK_FRAMES] = { .type = NLA_FLAG },
[NL80211_MNTR_FLAG_ACTIVE] = { .type = NLA_FLAG },
+ [NL80211_MNTR_FLAG_SKIP_TX] = { .type = NLA_FLAG },
};
static int parse_monitor_flags(struct nlattr *nla, u32 *mntrflags)
@@ -4084,6 +4229,11 @@ static int parse_monitor_flags(struct nlattr *nla, u32 *mntrflags)
if (flags[flag])
*mntrflags |= (1<<flag);
+ /* cooked monitor mode is incompatible with other modes */
+ if (*mntrflags & MONITOR_FLAG_COOK_FRAMES &&
+ *mntrflags != MONITOR_FLAG_COOK_FRAMES)
+ return -EOPNOTSUPP;
+
*mntrflags |= MONITOR_FLAG_CHANGED;
return 0;
@@ -4109,6 +4259,10 @@ static int nl80211_parse_mon_options(struct cfg80211_registered_device *rdev,
change = true;
}
+ /* MONITOR_FLAG_COOK_FRAMES is deprecated, refuse cooperation */
+ if (params->flags & MONITOR_FLAG_COOK_FRAMES)
+ return -EOPNOTSUPP;
+
if (params->flags & MONITOR_FLAG_ACTIVE &&
!(rdev->wiphy.features & NL80211_FEATURE_ACTIVE_MONITOR))
return -EOPNOTSUPP;
@@ -4178,6 +4332,29 @@ static int nl80211_valid_4addr(struct cfg80211_registered_device *rdev,
return -EOPNOTSUPP;
}
+static int nl80211_parse_vif_radio_mask(struct genl_info *info,
+ u32 *radio_mask)
+{
+ struct cfg80211_registered_device *rdev = info->user_ptr[0];
+ struct nlattr *attr = info->attrs[NL80211_ATTR_VIF_RADIO_MASK];
+ u32 mask, allowed;
+
+ if (!attr) {
+ *radio_mask = 0;
+ return 0;
+ }
+
+ allowed = BIT(rdev->wiphy.n_radio) - 1;
+ mask = nla_get_u32(attr);
+ if (mask & ~allowed)
+ return -EINVAL;
+ if (!mask)
+ mask = allowed;
+ *radio_mask = mask;
+
+ return 1;
+}
+
static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
@@ -4185,6 +4362,8 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
int err;
enum nl80211_iftype otype, ntype;
struct net_device *dev = info->user_ptr[1];
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ u32 radio_mask = 0;
bool change = false;
memset(&params, 0, sizeof(params));
@@ -4198,8 +4377,6 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
}
if (info->attrs[NL80211_ATTR_MESH_ID]) {
- struct wireless_dev *wdev = dev->ieee80211_ptr;
-
if (ntype != NL80211_IFTYPE_MESH_POINT)
return -EINVAL;
if (otype != NL80211_IFTYPE_MESH_POINT)
@@ -4230,6 +4407,12 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
if (err > 0)
change = true;
+ err = nl80211_parse_vif_radio_mask(info, &radio_mask);
+ if (err < 0)
+ return err;
+ if (err && netif_running(dev))
+ return -EBUSY;
+
if (change)
err = cfg80211_change_iface(rdev, dev, ntype, &params);
else
@@ -4238,11 +4421,11 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
if (!err && params.use_4addr != -1)
dev->ieee80211_ptr->use_4addr = params.use_4addr;
- if (change && !err) {
- struct wireless_dev *wdev = dev->ieee80211_ptr;
+ if (radio_mask)
+ wdev->radio_mask = radio_mask;
+ if (change && !err)
nl80211_notify_iface(rdev, wdev, NL80211_CMD_SET_INTERFACE);
- }
return err;
}
@@ -4253,6 +4436,7 @@ static int _nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
struct vif_params params;
struct wireless_dev *wdev;
struct sk_buff *msg;
+ u32 radio_mask;
int err;
enum nl80211_iftype type = NL80211_IFTYPE_UNSPECIFIED;
@@ -4290,6 +4474,10 @@ static int _nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
if (err < 0)
return err;
+ err = nl80211_parse_vif_radio_mask(info, &radio_mask);
+ if (err < 0)
+ return err;
+
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return -ENOMEM;
@@ -4331,6 +4519,9 @@ static int _nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
break;
}
+ if (radio_mask)
+ wdev->radio_mask = radio_mask;
+
if (nl80211_send_iface(msg, info->snd_portid, info->snd_seq, 0,
rdev, wdev, NL80211_CMD_NEW_INTERFACE) < 0) {
nlmsg_free(msg);
@@ -4343,16 +4534,13 @@ static int _nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
- int ret;
/* to avoid failing a new interface creation due to pending removal */
cfg80211_destroy_ifaces(rdev);
- wiphy_lock(&rdev->wiphy);
- ret = _nl80211_new_interface(skb, info);
- wiphy_unlock(&rdev->wiphy);
+ guard(wiphy)(&rdev->wiphy);
- return ret;
+ return _nl80211_new_interface(skb, info);
}
static int nl80211_del_interface(struct sk_buff *skb, struct genl_info *info)
@@ -4451,10 +4639,7 @@ static void get_key_callback(void *c, struct key_params *params)
struct nlattr *key;
struct get_key_cookie *cookie = c;
- if ((params->key &&
- nla_put(cookie->msg, NL80211_ATTR_KEY_DATA,
- params->key_len, params->key)) ||
- (params->seq &&
+ if ((params->seq &&
nla_put(cookie->msg, NL80211_ATTR_KEY_SEQ,
params->seq_len, params->seq)) ||
(params->cipher &&
@@ -4466,10 +4651,7 @@ static void get_key_callback(void *c, struct key_params *params)
if (!key)
goto nla_put_failure;
- if ((params->key &&
- nla_put(cookie->msg, NL80211_KEY_DATA,
- params->key_len, params->key)) ||
- (params->seq &&
+ if ((params->seq &&
nla_put(cookie->msg, NL80211_KEY_SEQ,
params->seq_len, params->seq)) ||
(params->cipher &&
@@ -5344,11 +5526,13 @@ static int validate_beacon_tx_rate(struct cfg80211_registered_device *rdev,
static int nl80211_parse_mbssid_config(struct wiphy *wiphy,
struct net_device *dev,
+ unsigned int link_id,
struct nlattr *attrs,
struct cfg80211_mbssid_config *config,
u8 num_elems)
{
struct nlattr *tb[NL80211_MBSSID_CONFIG_ATTR_MAX + 1];
+ int tx_link_id = -1;
if (!wiphy->mbssid_max_interfaces)
return -EOPNOTSUPP;
@@ -5372,6 +5556,9 @@ static int nl80211_parse_mbssid_config(struct wiphy *wiphy,
(!config->index && !num_elems))
return -EINVAL;
+ if (tb[NL80211_MBSSID_CONFIG_ATTR_TX_LINK_ID])
+ tx_link_id = nla_get_u8(tb[NL80211_MBSSID_CONFIG_ATTR_TX_LINK_ID]);
+
if (tb[NL80211_MBSSID_CONFIG_ATTR_TX_IFINDEX]) {
u32 tx_ifindex =
nla_get_u32(tb[NL80211_MBSSID_CONFIG_ATTR_TX_IFINDEX]);
@@ -5393,10 +5580,25 @@ static int nl80211_parse_mbssid_config(struct wiphy *wiphy,
}
config->tx_wdev = tx_netdev->ieee80211_ptr;
+ /* Caller should call dev_put(config->tx_wdev) from this point */
+
+ if (config->tx_wdev->valid_links) {
+ if (tx_link_id == -1 ||
+ !(config->tx_wdev->valid_links & BIT(tx_link_id)))
+ return -ENOLINK;
+
+ config->tx_link_id = tx_link_id;
+ }
} else {
+ if (tx_link_id >= 0 && tx_link_id != link_id)
+ return -EINVAL;
+
config->tx_wdev = dev->ieee80211_ptr;
}
} else if (!config->index) {
+ if (tx_link_id >= 0 && tx_link_id != link_id)
+ return -EINVAL;
+
config->tx_wdev = dev->ieee80211_ptr;
} else {
return -EINVAL;
@@ -5924,6 +6126,7 @@ static int nl80211_validate_ap_phy_operation(struct cfg80211_ap_settings *params
static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
+ struct cfg80211_beaconing_check_config beacon_check = {};
unsigned int link_id = nl80211_link_id(info->attrs);
struct net_device *dev = info->user_ptr[1];
struct wireless_dev *wdev = dev->ieee80211_ptr;
@@ -5937,6 +6140,9 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
if (!rdev->ops->start_ap)
return -EOPNOTSUPP;
+ if (wdev->links[link_id].cac_started)
+ return -EBUSY;
+
if (wdev->links[link_id].ap.beacon_interval)
return -EALREADY;
@@ -5946,6 +6152,10 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
!info->attrs[NL80211_ATTR_BEACON_HEAD])
return -EINVAL;
+ if (info->attrs[NL80211_ATTR_SMPS_MODE] &&
+ nla_get_u8(info->attrs[NL80211_ATTR_SMPS_MODE]) != NL80211_SMPS_OFF)
+ return -EOPNOTSUPP;
+
params = kzalloc(sizeof(*params), GFP_KERNEL);
if (!params)
return -ENOMEM;
@@ -6070,8 +6280,13 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
goto out;
}
- if (!cfg80211_reg_can_beacon_relax(&rdev->wiphy, &params->chandef,
- wdev->iftype)) {
+ beacon_check.iftype = wdev->iftype;
+ beacon_check.relax = true;
+ beacon_check.reg_power =
+ cfg80211_get_6ghz_power_type(params->beacon.tail,
+ params->beacon.tail_len);
+ if (!cfg80211_reg_check_beaconing(&rdev->wiphy, &params->chandef,
+ &beacon_check)) {
err = -EINVAL;
goto out;
}
@@ -6090,34 +6305,6 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
goto out;
}
- if (info->attrs[NL80211_ATTR_SMPS_MODE]) {
- params->smps_mode =
- nla_get_u8(info->attrs[NL80211_ATTR_SMPS_MODE]);
- switch (params->smps_mode) {
- case NL80211_SMPS_OFF:
- break;
- case NL80211_SMPS_STATIC:
- if (!(rdev->wiphy.features &
- NL80211_FEATURE_STATIC_SMPS)) {
- err = -EINVAL;
- goto out;
- }
- break;
- case NL80211_SMPS_DYNAMIC:
- if (!(rdev->wiphy.features &
- NL80211_FEATURE_DYNAMIC_SMPS)) {
- err = -EINVAL;
- goto out;
- }
- break;
- default:
- err = -EINVAL;
- goto out;
- }
- } else {
- params->smps_mode = NL80211_SMPS_OFF;
- }
-
params->pbss = nla_get_flag(info->attrs[NL80211_ATTR_PBSS]);
if (params->pbss && !rdev->wiphy.bands[NL80211_BAND_60GHZ]) {
err = -EOPNOTSUPP;
@@ -6161,7 +6348,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
}
if (info->attrs[NL80211_ATTR_MBSSID_CONFIG]) {
- err = nl80211_parse_mbssid_config(&rdev->wiphy, dev,
+ err = nl80211_parse_mbssid_config(&rdev->wiphy, dev, link_id,
info->attrs[NL80211_ATTR_MBSSID_CONFIG],
&params->mbssid_config,
params->beacon.mbssid_ies ?
@@ -6228,6 +6415,7 @@ out:
static int nl80211_set_beacon(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
+ struct cfg80211_beaconing_check_config beacon_check = {};
unsigned int link_id = nl80211_link_id(info->attrs);
struct net_device *dev = info->user_ptr[1];
struct wireless_dev *wdev = dev->ieee80211_ptr;
@@ -6254,6 +6442,19 @@ static int nl80211_set_beacon(struct sk_buff *skb, struct genl_info *info)
if (err)
goto out;
+ /* recheck beaconing is permitted with possibly changed power type */
+ beacon_check.iftype = wdev->iftype;
+ beacon_check.relax = true;
+ beacon_check.reg_power =
+ cfg80211_get_6ghz_power_type(params->beacon.tail,
+ params->beacon.tail_len);
+ if (!cfg80211_reg_check_beaconing(&rdev->wiphy,
+ &wdev->links[link_id].ap.chandef,
+ &beacon_check)) {
+ err = -EINVAL;
+ goto out;
+ }
+
attr = info->attrs[NL80211_ATTR_FILS_DISCOVERY];
if (attr) {
err = nl80211_parse_fils_discovery(rdev, attr,
@@ -6583,9 +6784,6 @@ static int nl80211_send_station(struct sk_buff *msg, u32 cmd, u32 portid,
PUT_SINFO_U64(RX_BYTES64, rx_bytes);
PUT_SINFO_U64(TX_BYTES64, tx_bytes);
- PUT_SINFO(LLID, llid, u16);
- PUT_SINFO(PLID, plid, u16);
- PUT_SINFO(PLINK_STATE, plink_state, u8);
PUT_SINFO_U64(RX_DURATION, rx_duration);
PUT_SINFO_U64(TX_DURATION, tx_duration);
@@ -6629,13 +6827,18 @@ static int nl80211_send_station(struct sk_buff *msg, u32 cmd, u32 portid,
PUT_SINFO(TX_RETRIES, tx_retries, u32);
PUT_SINFO(TX_FAILED, tx_failed, u32);
PUT_SINFO(EXPECTED_THROUGHPUT, expected_throughput, u32);
- PUT_SINFO(AIRTIME_LINK_METRIC, airtime_link_metric, u32);
PUT_SINFO(BEACON_LOSS, beacon_loss_count, u32);
+
+ PUT_SINFO(LLID, llid, u16);
+ PUT_SINFO(PLID, plid, u16);
+ PUT_SINFO(PLINK_STATE, plink_state, u8);
+ PUT_SINFO(AIRTIME_LINK_METRIC, airtime_link_metric, u32);
PUT_SINFO(LOCAL_PM, local_pm, u32);
PUT_SINFO(PEER_PM, peer_pm, u32);
PUT_SINFO(NONPEER_PM, nonpeer_pm, u32);
PUT_SINFO(CONNECTED_TO_GATE, connected_to_gate, u8);
PUT_SINFO(CONNECTED_TO_AS, connected_to_as, u8);
+ PUT_SINFO_U64(T_OFFSET, t_offset);
if (sinfo->filled & BIT_ULL(NL80211_STA_INFO_BSS_PARAM)) {
bss_param = nla_nest_start_noflag(msg,
@@ -6663,7 +6866,6 @@ static int nl80211_send_station(struct sk_buff *msg, u32 cmd, u32 portid,
&sinfo->sta_flags))
goto nla_put_failure;
- PUT_SINFO_U64(T_OFFSET, t_offset);
PUT_SINFO_U64(RX_DROP_MISC, rx_dropped_misc);
PUT_SINFO_U64(BEACON_RX, rx_beacon);
PUT_SINFO(BEACON_SIGNAL_AVG, rx_beacon_signal_avg, u8);
@@ -6939,6 +7141,11 @@ int cfg80211_check_station_change(struct wiphy *wiphy,
return -EINVAL;
}
+ /* Accept EMLSR capabilities only for AP client before association */
+ if (statype != CFG80211_STA_AP_CLIENT_UNASSOC &&
+ params->eml_cap_present)
+ return -EINVAL;
+
switch (statype) {
case CFG80211_STA_AP_MLME_CLIENT:
/* Use this only for authorizing/unauthorizing a station */
@@ -7294,6 +7501,12 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
params.link_sta_params.he_6ghz_capa =
nla_data(info->attrs[NL80211_ATTR_HE_6GHZ_CAPABILITY]);
+ if (info->attrs[NL80211_ATTR_EML_CAPABILITY]) {
+ params.eml_cap_present = true;
+ params.eml_cap =
+ nla_get_u16(info->attrs[NL80211_ATTR_EML_CAPABILITY]);
+ }
+
if (info->attrs[NL80211_ATTR_AIRTIME_WEIGHT])
params.airtime_weight =
nla_get_u16(info->attrs[NL80211_ATTR_AIRTIME_WEIGHT]);
@@ -7452,6 +7665,12 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
}
}
+ if (info->attrs[NL80211_ATTR_EML_CAPABILITY]) {
+ params.eml_cap_present = true;
+ params.eml_cap =
+ nla_get_u16(info->attrs[NL80211_ATTR_EML_CAPABILITY]);
+ }
+
if (info->attrs[NL80211_ATTR_HE_6GHZ_CAPABILITY])
params.link_sta_params.he_6ghz_capa =
nla_data(info->attrs[NL80211_ATTR_HE_6GHZ_CAPABILITY]);
@@ -8093,11 +8312,9 @@ static int nl80211_req_set_reg(struct sk_buff *skb, struct genl_info *info)
if (unlikely(!rcu_access_pointer(cfg80211_regdomain)))
return -EINPROGRESS;
- if (info->attrs[NL80211_ATTR_USER_REG_HINT_TYPE])
- user_reg_hint_type =
- nla_get_u32(info->attrs[NL80211_ATTR_USER_REG_HINT_TYPE]);
- else
- user_reg_hint_type = NL80211_USER_REG_HINT_USER;
+ user_reg_hint_type =
+ nla_get_u32_default(info->attrs[NL80211_ATTR_USER_REG_HINT_TYPE],
+ NL80211_USER_REG_HINT_USER);
switch (user_reg_hint_type) {
case NL80211_USER_REG_HINT_USER:
@@ -8116,7 +8333,8 @@ static int nl80211_req_set_reg(struct sk_buff *skb, struct genl_info *info)
is_indoor = true;
}
- return regulatory_hint_indoor(is_indoor, owner_nlportid);
+ regulatory_hint_indoor(is_indoor, owner_nlportid);
+ return 0;
default:
return -EINVAL;
}
@@ -9028,6 +9246,9 @@ static bool cfg80211_off_channel_oper_allowed(struct wireless_dev *wdev,
lockdep_assert_wiphy(wdev->wiphy);
+ if (!cfg80211_wdev_channel_allowed(wdev, chan))
+ return false;
+
if (!cfg80211_beaconing_iface_active(wdev))
return true;
@@ -9162,6 +9383,7 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
struct wiphy *wiphy;
int err, tmp, n_ssids = 0, n_channels, i;
size_t ie_len, size;
+ size_t ssids_offset, ie_offset;
wiphy = &rdev->wiphy;
@@ -9207,21 +9429,20 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
return -EINVAL;
size = struct_size(request, channels, n_channels);
+ ssids_offset = size;
size = size_add(size, array_size(sizeof(*request->ssids), n_ssids));
+ ie_offset = size;
size = size_add(size, ie_len);
request = kzalloc(size, GFP_KERNEL);
if (!request)
return -ENOMEM;
+ request->n_channels = n_channels;
if (n_ssids)
- request->ssids = (void *)&request->channels[n_channels];
+ request->ssids = (void *)request + ssids_offset;
request->n_ssids = n_ssids;
- if (ie_len) {
- if (n_ssids)
- request->ie = (void *)(request->ssids + n_ssids);
- else
- request->ie = (void *)(request->channels + n_channels);
- }
+ if (ie_len)
+ request->ie = (void *)request + ie_offset;
i = 0;
if (scan_freqs) {
@@ -9240,7 +9461,8 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
}
/* ignore disabled channels */
- if (chan->flags & IEEE80211_CHAN_DISABLED)
+ if (chan->flags & IEEE80211_CHAN_DISABLED ||
+ !cfg80211_wdev_channel_allowed(wdev, chan))
continue;
request->channels[i] = chan;
@@ -9260,7 +9482,8 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
chan = &wiphy->bands[band]->channels[j];
- if (chan->flags & IEEE80211_CHAN_DISABLED)
+ if (chan->flags & IEEE80211_CHAN_DISABLED ||
+ !cfg80211_wdev_channel_allowed(wdev, chan))
continue;
request->channels[i] = chan;
@@ -9624,9 +9847,11 @@ nl80211_parse_sched_scan(struct wiphy *wiphy, struct wireless_dev *wdev,
request = kzalloc(size, GFP_KERNEL);
if (!request)
return ERR_PTR(-ENOMEM);
+ request->n_channels = n_channels;
if (n_ssids)
- request->ssids = (void *)&request->channels[n_channels];
+ request->ssids = (void *)request +
+ struct_size(request, channels, n_channels);
request->n_ssids = n_ssids;
if (ie_len) {
if (n_ssids)
@@ -9920,80 +10145,100 @@ static int nl80211_start_radar_detection(struct sk_buff *skb,
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct net_device *dev = info->user_ptr[1];
struct wireless_dev *wdev = dev->ieee80211_ptr;
+ int link_id = nl80211_link_id(info->attrs);
struct wiphy *wiphy = wdev->wiphy;
struct cfg80211_chan_def chandef;
enum nl80211_dfs_regions dfs_region;
unsigned int cac_time_ms;
- int err = -EINVAL;
+ int err;
flush_delayed_work(&rdev->dfs_update_channels_wk);
- wiphy_lock(wiphy);
+ switch (wdev->iftype) {
+ case NL80211_IFTYPE_AP:
+ case NL80211_IFTYPE_P2P_GO:
+ case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_ADHOC:
+ break;
+ default:
+ /* caution - see cfg80211_beaconing_iface_active() below */
+ return -EINVAL;
+ }
+
+ guard(wiphy)(wiphy);
dfs_region = reg_get_dfs_region(wiphy);
if (dfs_region == NL80211_DFS_UNSET)
- goto unlock;
+ return -EINVAL;
err = nl80211_parse_chandef(rdev, info, &chandef);
if (err)
- goto unlock;
+ return err;
err = cfg80211_chandef_dfs_required(wiphy, &chandef, wdev->iftype);
if (err < 0)
- goto unlock;
+ return err;
- if (err == 0) {
- err = -EINVAL;
- goto unlock;
- }
+ if (err == 0)
+ return -EINVAL;
- if (!cfg80211_chandef_dfs_usable(wiphy, &chandef)) {
- err = -EINVAL;
- goto unlock;
- }
+ if (!cfg80211_chandef_dfs_usable(wiphy, &chandef))
+ return -EINVAL;
- if (nla_get_flag(info->attrs[NL80211_ATTR_RADAR_BACKGROUND])) {
- err = cfg80211_start_background_radar_detection(rdev, wdev,
- &chandef);
- goto unlock;
- }
+ if (nla_get_flag(info->attrs[NL80211_ATTR_RADAR_BACKGROUND]))
+ return cfg80211_start_background_radar_detection(rdev, wdev,
+ &chandef);
- if (netif_carrier_ok(dev)) {
- err = -EBUSY;
- goto unlock;
+ if (cfg80211_beaconing_iface_active(wdev)) {
+ /* During MLO other link(s) can beacon, only the current link
+ * can not already beacon
+ */
+ if (wdev->valid_links &&
+ !wdev->links[link_id].ap.beacon_interval) {
+ /* nothing */
+ } else {
+ return -EBUSY;
+ }
}
- if (wdev->cac_started) {
- err = -EBUSY;
- goto unlock;
- }
+ if (wdev->links[link_id].cac_started)
+ return -EBUSY;
/* CAC start is offloaded to HW and can't be started manually */
- if (wiphy_ext_feature_isset(wiphy, NL80211_EXT_FEATURE_DFS_OFFLOAD)) {
- err = -EOPNOTSUPP;
- goto unlock;
- }
+ if (wiphy_ext_feature_isset(wiphy, NL80211_EXT_FEATURE_DFS_OFFLOAD))
+ return -EOPNOTSUPP;
- if (!rdev->ops->start_radar_detection) {
- err = -EOPNOTSUPP;
- goto unlock;
- }
+ if (!rdev->ops->start_radar_detection)
+ return -EOPNOTSUPP;
cac_time_ms = cfg80211_chandef_dfs_cac_time(&rdev->wiphy, &chandef);
if (WARN_ON(!cac_time_ms))
cac_time_ms = IEEE80211_DFS_MIN_CAC_TIME_MS;
- err = rdev_start_radar_detection(rdev, dev, &chandef, cac_time_ms);
- if (!err) {
- wdev->links[0].ap.chandef = chandef;
- wdev->cac_started = true;
- wdev->cac_start_time = jiffies;
- wdev->cac_time_ms = cac_time_ms;
+ err = rdev_start_radar_detection(rdev, dev, &chandef, cac_time_ms,
+ link_id);
+ if (err)
+ return err;
+
+ switch (wdev->iftype) {
+ case NL80211_IFTYPE_AP:
+ case NL80211_IFTYPE_P2P_GO:
+ wdev->links[link_id].ap.chandef = chandef;
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ wdev->u.ibss.chandef = chandef;
+ break;
+ case NL80211_IFTYPE_MESH_POINT:
+ wdev->u.mesh.chandef = chandef;
+ break;
+ default:
+ break;
}
-unlock:
- wiphy_unlock(wiphy);
+ wdev->links[link_id].cac_started = true;
+ wdev->links[link_id].cac_start_time = jiffies;
+ wdev->links[link_id].cac_time_ms = cac_time_ms;
- return err;
+ return 0;
}
static int nl80211_notify_radar_detection(struct sk_buff *skb,
@@ -10326,9 +10571,9 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb,
intbss->parent_bssid)))
goto nla_put_failure;
- if (intbss->ts_boottime &&
+ if (res->ts_boottime &&
nla_put_u64_64bit(msg, NL80211_BSS_LAST_SEEN_BOOTTIME,
- intbss->ts_boottime, NL80211_BSS_PAD))
+ res->ts_boottime, NL80211_BSS_PAD))
goto nla_put_failure;
if (!nl80211_put_signal(msg, intbss->pub.chains,
@@ -10336,17 +10581,21 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb,
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))
- goto nla_put_failure;
- break;
- case CFG80211_SIGNAL_TYPE_UNSPEC:
- if (nla_put_u8(msg, NL80211_BSS_SIGNAL_UNSPEC, res->signal))
- goto nla_put_failure;
- break;
- default:
- break;
+ if (intbss->bss_source != BSS_SOURCE_STA_PROFILE) {
+ switch (rdev->wiphy.signal_type) {
+ case CFG80211_SIGNAL_TYPE_MBM:
+ if (nla_put_u32(msg, NL80211_BSS_SIGNAL_MBM,
+ res->signal))
+ goto nla_put_failure;
+ break;
+ case CFG80211_SIGNAL_TYPE_UNSPEC:
+ if (nla_put_u8(msg, NL80211_BSS_SIGNAL_UNSPEC,
+ res->signal))
+ goto nla_put_failure;
+ break;
+ default:
+ break;
+ }
}
switch (wdev->iftype) {
@@ -10686,6 +10935,13 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info)
req.ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
}
+ if (info->attrs[NL80211_ATTR_SUPPORTED_SELECTORS]) {
+ req.supported_selectors =
+ nla_data(info->attrs[NL80211_ATTR_SUPPORTED_SELECTORS]);
+ req.supported_selectors_len =
+ nla_len(info->attrs[NL80211_ATTR_SUPPORTED_SELECTORS]);
+ }
+
auth_type = nla_get_u32(info->attrs[NL80211_ATTR_AUTH_TYPE]);
if (!nl80211_valid_auth_type(rdev, auth_type, NL80211_CMD_AUTHENTICATE))
return -EINVAL;
@@ -10870,11 +11126,9 @@ static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev,
nla_len(info->attrs[NL80211_ATTR_SAE_PASSWORD]);
}
- if (info->attrs[NL80211_ATTR_SAE_PWE])
- settings->sae_pwe =
- nla_get_u8(info->attrs[NL80211_ATTR_SAE_PWE]);
- else
- settings->sae_pwe = NL80211_SAE_PWE_UNSPECIFIED;
+ settings->sae_pwe =
+ nla_get_u8_default(info->attrs[NL80211_ATTR_SAE_PWE],
+ NL80211_SAE_PWE_UNSPECIFIED);
return 0;
}
@@ -10918,12 +11172,84 @@ static struct cfg80211_bss *nl80211_assoc_bss(struct cfg80211_registered_device
return bss;
}
+static int nl80211_process_links(struct cfg80211_registered_device *rdev,
+ struct cfg80211_assoc_link *links,
+ int assoc_link_id,
+ const u8 *ssid, int ssid_len,
+ struct genl_info *info)
+{
+ unsigned int attrsize = NUM_NL80211_ATTR * sizeof(struct nlattr *);
+ struct nlattr **attrs __free(kfree) = kzalloc(attrsize, GFP_KERNEL);
+ struct nlattr *link;
+ unsigned int link_id;
+ int rem, err;
+
+ if (!attrs)
+ return -ENOMEM;
+
+ nla_for_each_nested(link, info->attrs[NL80211_ATTR_MLO_LINKS], rem) {
+ memset(attrs, 0, attrsize);
+
+ nla_parse_nested(attrs, NL80211_ATTR_MAX, link, NULL, NULL);
+
+ if (!attrs[NL80211_ATTR_MLO_LINK_ID]) {
+ NL_SET_BAD_ATTR(info->extack, link);
+ return -EINVAL;
+ }
+
+ link_id = nla_get_u8(attrs[NL80211_ATTR_MLO_LINK_ID]);
+ /* cannot use the same link ID again */
+ if (links[link_id].bss) {
+ NL_SET_BAD_ATTR(info->extack, link);
+ return -EINVAL;
+ }
+ links[link_id].bss =
+ nl80211_assoc_bss(rdev, ssid, ssid_len, attrs,
+ assoc_link_id, link_id);
+ if (IS_ERR(links[link_id].bss)) {
+ err = PTR_ERR(links[link_id].bss);
+ links[link_id].bss = NULL;
+ NL_SET_ERR_MSG_ATTR(info->extack, link,
+ "Error fetching BSS for link");
+ return err;
+ }
+
+ if (attrs[NL80211_ATTR_IE]) {
+ links[link_id].elems = nla_data(attrs[NL80211_ATTR_IE]);
+ links[link_id].elems_len =
+ nla_len(attrs[NL80211_ATTR_IE]);
+
+ if (cfg80211_find_elem(WLAN_EID_FRAGMENT,
+ links[link_id].elems,
+ links[link_id].elems_len)) {
+ NL_SET_ERR_MSG_ATTR(info->extack,
+ attrs[NL80211_ATTR_IE],
+ "cannot deal with fragmentation");
+ return -EINVAL;
+ }
+
+ if (cfg80211_find_ext_elem(WLAN_EID_EXT_NON_INHERITANCE,
+ links[link_id].elems,
+ links[link_id].elems_len)) {
+ NL_SET_ERR_MSG_ATTR(info->extack,
+ attrs[NL80211_ATTR_IE],
+ "cannot deal with non-inheritance");
+ return -EINVAL;
+ }
+ }
+
+ links[link_id].disabled =
+ nla_get_flag(attrs[NL80211_ATTR_MLO_LINK_DISABLED]);
+ }
+
+ return 0;
+}
+
static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct net_device *dev = info->user_ptr[1];
struct cfg80211_assoc_request req = {};
- struct nlattr **attrs = NULL;
const u8 *ap_addr, *ssid;
unsigned int link_id;
int err, ssid_len;
@@ -10970,6 +11296,13 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
if (info->attrs[NL80211_ATTR_PREV_BSSID])
req.prev_bssid = nla_data(info->attrs[NL80211_ATTR_PREV_BSSID]);
+ if (info->attrs[NL80211_ATTR_SUPPORTED_SELECTORS]) {
+ req.supported_selectors =
+ nla_data(info->attrs[NL80211_ATTR_SUPPORTED_SELECTORS]);
+ req.supported_selectors_len =
+ nla_len(info->attrs[NL80211_ATTR_SUPPORTED_SELECTORS]);
+ }
+
if (nla_get_flag(info->attrs[NL80211_ATTR_DISABLE_HT]))
req.flags |= ASSOC_REQ_DISABLE_HT;
@@ -11055,10 +11388,6 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
req.link_id = nl80211_link_id_or_invalid(info->attrs);
if (info->attrs[NL80211_ATTR_MLO_LINKS]) {
- unsigned int attrsize = NUM_NL80211_ATTR * sizeof(*attrs);
- struct nlattr *link;
- int rem = 0;
-
if (req.link_id < 0)
return -EINVAL;
@@ -11073,72 +11402,10 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
req.ap_mld_addr = nla_data(info->attrs[NL80211_ATTR_MLD_ADDR]);
ap_addr = req.ap_mld_addr;
- attrs = kzalloc(attrsize, GFP_KERNEL);
- if (!attrs)
- return -ENOMEM;
-
- nla_for_each_nested(link,
- info->attrs[NL80211_ATTR_MLO_LINKS],
- rem) {
- memset(attrs, 0, attrsize);
-
- nla_parse_nested(attrs, NL80211_ATTR_MAX,
- link, NULL, NULL);
-
- if (!attrs[NL80211_ATTR_MLO_LINK_ID]) {
- err = -EINVAL;
- NL_SET_BAD_ATTR(info->extack, link);
- goto free;
- }
-
- link_id = nla_get_u8(attrs[NL80211_ATTR_MLO_LINK_ID]);
- /* cannot use the same link ID again */
- if (req.links[link_id].bss) {
- err = -EINVAL;
- NL_SET_BAD_ATTR(info->extack, link);
- goto free;
- }
- req.links[link_id].bss =
- nl80211_assoc_bss(rdev, ssid, ssid_len, attrs,
- req.link_id, link_id);
- if (IS_ERR(req.links[link_id].bss)) {
- err = PTR_ERR(req.links[link_id].bss);
- req.links[link_id].bss = NULL;
- NL_SET_ERR_MSG_ATTR(info->extack,
- link, "Error fetching BSS for link");
- goto free;
- }
-
- if (attrs[NL80211_ATTR_IE]) {
- req.links[link_id].elems =
- nla_data(attrs[NL80211_ATTR_IE]);
- req.links[link_id].elems_len =
- nla_len(attrs[NL80211_ATTR_IE]);
-
- if (cfg80211_find_elem(WLAN_EID_FRAGMENT,
- req.links[link_id].elems,
- req.links[link_id].elems_len)) {
- NL_SET_ERR_MSG_ATTR(info->extack,
- attrs[NL80211_ATTR_IE],
- "cannot deal with fragmentation");
- err = -EINVAL;
- goto free;
- }
-
- if (cfg80211_find_ext_elem(WLAN_EID_EXT_NON_INHERITANCE,
- req.links[link_id].elems,
- req.links[link_id].elems_len)) {
- NL_SET_ERR_MSG_ATTR(info->extack,
- attrs[NL80211_ATTR_IE],
- "cannot deal with non-inheritance");
- err = -EINVAL;
- goto free;
- }
- }
-
- req.links[link_id].disabled =
- nla_get_flag(attrs[NL80211_ATTR_MLO_LINK_DISABLED]);
- }
+ err = nl80211_process_links(rdev, req.links, req.link_id,
+ ssid, ssid_len, info);
+ if (err)
+ goto free;
if (!req.links[req.link_id].bss) {
err = -EINVAL;
@@ -11159,8 +11426,9 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
goto free;
}
- kfree(attrs);
- attrs = NULL;
+ if (info->attrs[NL80211_ATTR_ASSOC_MLD_EXT_CAPA_OPS])
+ req.ext_mld_capa_ops =
+ nla_get_u16(info->attrs[NL80211_ATTR_ASSOC_MLD_EXT_CAPA_OPS]);
} else {
if (req.link_id >= 0)
return -EINVAL;
@@ -11170,6 +11438,9 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
if (IS_ERR(req.bss))
return PTR_ERR(req.bss);
ap_addr = req.bss->bssid;
+
+ if (info->attrs[NL80211_ATTR_ASSOC_MLD_EXT_CAPA_OPS])
+ return -EINVAL;
}
err = nl80211_crypto_settings(rdev, info, &req.crypto, 1);
@@ -11220,7 +11491,6 @@ free:
for (link_id = 0; link_id < ARRAY_SIZE(req.links); link_id++)
cfg80211_put_bss(&rdev->wiphy, req.links[link_id].bss);
cfg80211_put_bss(&rdev->wiphy, req.bss);
- kfree(attrs);
return err;
}
@@ -12130,10 +12400,8 @@ static int nl80211_disconnect(struct sk_buff *skb, struct genl_info *info)
dev->ieee80211_ptr->conn_owner_nlportid != info->snd_portid)
return -EPERM;
- if (!info->attrs[NL80211_ATTR_REASON_CODE])
- reason = WLAN_REASON_DEAUTH_LEAVING;
- else
- reason = nla_get_u16(info->attrs[NL80211_ATTR_REASON_CODE]);
+ reason = nla_get_u16_default(info->attrs[NL80211_ATTR_REASON_CODE],
+ WLAN_REASON_DEAUTH_LEAVING);
if (reason == 0)
return -EINVAL;
@@ -12255,7 +12523,7 @@ static int nl80211_del_pmksa(struct sk_buff *skb, struct genl_info *info)
if (info->attrs[NL80211_ATTR_MAC]) {
pmksa.bssid = nla_data(info->attrs[NL80211_ATTR_MAC]);
} else if (info->attrs[NL80211_ATTR_SSID]) {
- /* SSID based pmksa flush suppported only for FILS,
+ /* SSID based pmksa flush supported only for FILS,
* OWE/SAE OFFLOAD cases
*/
if (info->attrs[NL80211_ATTR_FILS_CACHE_ID] &&
@@ -13479,10 +13747,7 @@ static int nl80211_parse_wowlan_tcp(struct cfg80211_registered_device *rdev,
cfg->dst = nla_get_in_addr(tb[NL80211_WOWLAN_TCP_DST_IPV4]);
memcpy(cfg->dst_mac, nla_data(tb[NL80211_WOWLAN_TCP_DST_MAC]),
ETH_ALEN);
- if (tb[NL80211_WOWLAN_TCP_SRC_PORT])
- port = nla_get_u16(tb[NL80211_WOWLAN_TCP_SRC_PORT]);
- else
- port = 0;
+ port = nla_get_u16_default(tb[NL80211_WOWLAN_TCP_SRC_PORT], 0);
#ifdef CONFIG_INET
/* allocate a socket and port for it and use it */
err = __sock_create(wiphy_net(&rdev->wiphy), PF_INET, SOCK_STREAM,
@@ -13693,11 +13958,9 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info)
pat_len < wowlan->pattern_min_len)
goto error;
- if (!pat_tb[NL80211_PKTPAT_OFFSET])
- pkt_offset = 0;
- else
- pkt_offset = nla_get_u32(
- pat_tb[NL80211_PKTPAT_OFFSET]);
+ pkt_offset =
+ nla_get_u32_default(pat_tb[NL80211_PKTPAT_OFFSET],
+ 0);
if (pkt_offset > wowlan->max_pkt_offset)
goto error;
new_triggers.patterns[i].pkt_offset = pkt_offset;
@@ -13860,9 +14123,8 @@ nla_put_failure:
return -ENOBUFS;
}
-void cfg80211_rdev_free_coalesce(struct cfg80211_registered_device *rdev)
+void cfg80211_free_coalesce(struct cfg80211_coalesce *coalesce)
{
- struct cfg80211_coalesce *coalesce = rdev->coalesce;
int i, j;
struct cfg80211_coalesce_rules *rule;
@@ -13875,9 +14137,7 @@ void cfg80211_rdev_free_coalesce(struct cfg80211_registered_device *rdev)
kfree(rule->patterns[j].mask);
kfree(rule->patterns);
}
- kfree(coalesce->rules);
kfree(coalesce);
- rdev->coalesce = NULL;
}
static int nl80211_parse_coalesce_rule(struct cfg80211_registered_device *rdev,
@@ -13944,10 +14204,8 @@ static int nl80211_parse_coalesce_rule(struct cfg80211_registered_device *rdev,
pat_len < coalesce->pattern_min_len)
return -EINVAL;
- if (!pat_tb[NL80211_PKTPAT_OFFSET])
- pkt_offset = 0;
- else
- pkt_offset = nla_get_u32(pat_tb[NL80211_PKTPAT_OFFSET]);
+ pkt_offset = nla_get_u32_default(pat_tb[NL80211_PKTPAT_OFFSET],
+ 0);
if (pkt_offset > coalesce->max_pkt_offset)
return -EINVAL;
new_rule->patterns[i].pkt_offset = pkt_offset;
@@ -13975,17 +14233,16 @@ static int nl80211_set_coalesce(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
const struct wiphy_coalesce_support *coalesce = rdev->wiphy.coalesce;
- struct cfg80211_coalesce new_coalesce = {};
- struct cfg80211_coalesce *n_coalesce;
- int err, rem_rule, n_rules = 0, i, j;
+ struct cfg80211_coalesce *new_coalesce;
+ int err, rem_rule, n_rules = 0, i;
struct nlattr *rule;
- struct cfg80211_coalesce_rules *tmp_rule;
if (!rdev->wiphy.coalesce || !rdev->ops->set_coalesce)
return -EOPNOTSUPP;
if (!info->attrs[NL80211_ATTR_COALESCE_RULE]) {
- cfg80211_rdev_free_coalesce(rdev);
+ cfg80211_free_coalesce(rdev->coalesce);
+ rdev->coalesce = NULL;
rdev_set_coalesce(rdev, NULL);
return 0;
}
@@ -13996,47 +14253,34 @@ static int nl80211_set_coalesce(struct sk_buff *skb, struct genl_info *info)
if (n_rules > coalesce->n_rules)
return -EINVAL;
- new_coalesce.rules = kcalloc(n_rules, sizeof(new_coalesce.rules[0]),
- GFP_KERNEL);
- if (!new_coalesce.rules)
+ new_coalesce = kzalloc(struct_size(new_coalesce, rules, n_rules),
+ GFP_KERNEL);
+ if (!new_coalesce)
return -ENOMEM;
- new_coalesce.n_rules = n_rules;
+ new_coalesce->n_rules = n_rules;
i = 0;
nla_for_each_nested(rule, info->attrs[NL80211_ATTR_COALESCE_RULE],
rem_rule) {
err = nl80211_parse_coalesce_rule(rdev, rule,
- &new_coalesce.rules[i]);
+ &new_coalesce->rules[i]);
if (err)
goto error;
i++;
}
- err = rdev_set_coalesce(rdev, &new_coalesce);
+ err = rdev_set_coalesce(rdev, new_coalesce);
if (err)
goto error;
- n_coalesce = kmemdup(&new_coalesce, sizeof(new_coalesce), GFP_KERNEL);
- if (!n_coalesce) {
- err = -ENOMEM;
- goto error;
- }
- cfg80211_rdev_free_coalesce(rdev);
- rdev->coalesce = n_coalesce;
+ cfg80211_free_coalesce(rdev->coalesce);
+ rdev->coalesce = new_coalesce;
return 0;
error:
- for (i = 0; i < new_coalesce.n_rules; i++) {
- tmp_rule = &new_coalesce.rules[i];
- if (!tmp_rule)
- continue;
- for (j = 0; j < tmp_rule->n_patterns; j++)
- kfree(tmp_rule->patterns[j].mask);
- kfree(tmp_rule->patterns);
- }
- kfree(new_coalesce.rules);
+ cfg80211_free_coalesce(new_coalesce);
return err;
}
@@ -15322,7 +15566,7 @@ static int nl80211_add_tx_ts(struct sk_buff *skb, struct genl_info *info)
if (tsid >= IEEE80211_FIRST_TSPEC_TSID) {
/* TODO: handle 802.11 TSPEC/admission control
* need more attributes for that (e.g. BA session requirement);
- * change the WMM adminssion test above to allow both then
+ * change the WMM admission test above to allow both then
*/
return -EINVAL;
}
@@ -16031,6 +16275,7 @@ static int nl80211_color_change(struct sk_buff *skb, struct genl_info *info)
params.counter_offset_presp = offset;
}
+ params.link_id = nl80211_link_id(info->attrs);
err = rdev_color_change(rdev, dev, &params);
out:
@@ -16297,6 +16542,91 @@ nl80211_set_ttlm(struct sk_buff *skb, struct genl_info *info)
return rdev_set_ttlm(rdev, dev, &params);
}
+static int nl80211_assoc_ml_reconf(struct sk_buff *skb, struct genl_info *info)
+{
+ struct cfg80211_registered_device *rdev = info->user_ptr[0];
+ struct net_device *dev = info->user_ptr[1];
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct cfg80211_ml_reconf_req req = {};
+ unsigned int link_id;
+ u16 add_links;
+ int err;
+
+ if (!wdev->valid_links)
+ return -EINVAL;
+
+ if (dev->ieee80211_ptr->conn_owner_nlportid &&
+ dev->ieee80211_ptr->conn_owner_nlportid != info->snd_portid)
+ return -EPERM;
+
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION &&
+ dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_CLIENT)
+ return -EOPNOTSUPP;
+
+ add_links = 0;
+ if (info->attrs[NL80211_ATTR_MLO_LINKS]) {
+ err = nl80211_process_links(rdev, req.add_links,
+ /* mark as MLO, but not assoc */
+ IEEE80211_MLD_MAX_NUM_LINKS,
+ NULL, 0, info);
+ if (err)
+ return err;
+
+ for (link_id = 0; link_id < IEEE80211_MLD_MAX_NUM_LINKS;
+ link_id++) {
+ if (!req.add_links[link_id].bss)
+ continue;
+ add_links |= BIT(link_id);
+ }
+ }
+
+ if (info->attrs[NL80211_ATTR_MLO_RECONF_REM_LINKS])
+ req.rem_links =
+ nla_get_u16(info->attrs[NL80211_ATTR_MLO_RECONF_REM_LINKS]);
+
+ /* Validate that existing links are not added, removed links are valid
+ * and don't allow adding and removing the same links
+ */
+ if ((add_links & req.rem_links) || !(add_links | req.rem_links) ||
+ (wdev->valid_links & add_links) ||
+ ((wdev->valid_links & req.rem_links) != req.rem_links)) {
+ err = -EINVAL;
+ goto out;
+ }
+
+ if (info->attrs[NL80211_ATTR_ASSOC_MLD_EXT_CAPA_OPS])
+ req.ext_mld_capa_ops =
+ nla_get_u16(info->attrs[NL80211_ATTR_ASSOC_MLD_EXT_CAPA_OPS]);
+
+ err = cfg80211_assoc_ml_reconf(rdev, dev, &req);
+
+out:
+ for (link_id = 0; link_id < ARRAY_SIZE(req.add_links); link_id++)
+ cfg80211_put_bss(&rdev->wiphy, req.add_links[link_id].bss);
+
+ return err;
+}
+
+static int
+nl80211_epcs_cfg(struct sk_buff *skb, struct genl_info *info)
+{
+ struct cfg80211_registered_device *rdev = info->user_ptr[0];
+ struct net_device *dev = info->user_ptr[1];
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ bool val;
+
+ if (wdev->iftype != NL80211_IFTYPE_STATION &&
+ wdev->iftype != NL80211_IFTYPE_P2P_CLIENT)
+ return -EOPNOTSUPP;
+
+ if (!wdev->connected)
+ return -ENOLINK;
+
+ val = nla_get_flag(info->attrs[NL80211_ATTR_EPCS]);
+
+ return rdev_set_epcs(rdev, dev, val);
+}
+
#define NL80211_FLAG_NEED_WIPHY 0x01
#define NL80211_FLAG_NEED_NETDEV 0x02
#define NL80211_FLAG_NEED_RTNL 0x04
@@ -16354,10 +16684,10 @@ nl80211_set_ttlm(struct sk_buff *skb, struct genl_info *info)
SELECTOR(__sel, NETDEV_UP_NOTMX, \
NL80211_FLAG_NEED_NETDEV_UP | \
NL80211_FLAG_NO_WIPHY_MTX) \
- SELECTOR(__sel, NETDEV_UP_NOTMX_NOMLO, \
+ SELECTOR(__sel, NETDEV_UP_NOTMX_MLO, \
NL80211_FLAG_NEED_NETDEV_UP | \
NL80211_FLAG_NO_WIPHY_MTX | \
- NL80211_FLAG_MLO_UNSUPPORTED) \
+ NL80211_FLAG_MLO_VALID_LINK_ID) \
SELECTOR(__sel, NETDEV_UP_CLEAR, \
NL80211_FLAG_NEED_NETDEV_UP | \
NL80211_FLAG_CLEAR_SKB) \
@@ -17252,7 +17582,7 @@ static const struct genl_small_ops nl80211_small_ops[] = {
.flags = GENL_UNS_ADMIN_PERM,
.internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NO_WIPHY_MTX |
- NL80211_FLAG_MLO_UNSUPPORTED),
+ NL80211_FLAG_MLO_VALID_LINK_ID),
},
{
.cmd = NL80211_CMD_GET_PROTOCOL_FEATURES,
@@ -17433,7 +17763,8 @@ static const struct genl_small_ops nl80211_small_ops[] = {
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
.doit = nl80211_color_change,
.flags = GENL_UNS_ADMIN_PERM,
- .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP),
+ .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP |
+ NL80211_FLAG_MLO_VALID_LINK_ID),
},
{
.cmd = NL80211_CMD_SET_FILS_AAD,
@@ -17488,6 +17819,18 @@ static const struct genl_small_ops nl80211_small_ops[] = {
.flags = GENL_UNS_ADMIN_PERM,
.internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP),
},
+ {
+ .cmd = NL80211_CMD_ASSOC_MLO_RECONF,
+ .doit = nl80211_assoc_ml_reconf,
+ .flags = GENL_UNS_ADMIN_PERM,
+ .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP),
+ },
+ {
+ .cmd = NL80211_CMD_EPCS_CFG,
+ .doit = nl80211_epcs_cfg,
+ .flags = GENL_UNS_ADMIN_PERM,
+ .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP),
+ },
};
static struct genl_family nl80211_fam __ro_after_init = {
@@ -17808,10 +18151,8 @@ void nl80211_common_reg_change_event(enum nl80211_commands cmd_id,
genlmsg_end(msg, hdr);
- rcu_read_lock();
genlmsg_multicast_allns(&nl80211_fam, msg, 0,
- NL80211_MCGRP_REGULATORY, GFP_ATOMIC);
- rcu_read_unlock();
+ NL80211_MCGRP_REGULATORY);
return;
@@ -18265,10 +18606,9 @@ void nl80211_send_port_authorized(struct cfg80211_registered_device *rdev,
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer_addr))
goto nla_put_failure;
- if ((td_bitmap_len > 0) && td_bitmap)
- if (nla_put(msg, NL80211_ATTR_TD_BITMAP,
- td_bitmap_len, td_bitmap))
- goto nla_put_failure;
+ if (td_bitmap_len > 0 && td_bitmap &&
+ nla_put(msg, NL80211_ATTR_TD_BITMAP, td_bitmap_len, td_bitmap))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -18386,6 +18726,23 @@ void cfg80211_links_removed(struct net_device *dev, u16 link_mask)
}
EXPORT_SYMBOL(cfg80211_links_removed);
+void nl80211_mlo_reconf_add_done(struct net_device *dev,
+ struct cfg80211_mlo_reconf_done_data *data)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
+ struct nl80211_mlme_event event = {
+ .cmd = NL80211_CMD_ASSOC_MLO_RECONF,
+ .buf = data->buf,
+ .buf_len = data->len,
+ .uapsd_queues = -1,
+ };
+
+ nl80211_send_mlme_event(rdev, dev, &event, GFP_KERNEL);
+}
+EXPORT_SYMBOL(nl80211_mlo_reconf_add_done);
+
void nl80211_send_ibss_bssid(struct cfg80211_registered_device *rdev,
struct net_device *netdev, const u8 *bssid,
gfp_t gfp)
@@ -18544,10 +18901,8 @@ void nl80211_send_beacon_hint_event(struct wiphy *wiphy,
genlmsg_end(msg, hdr);
- rcu_read_lock();
genlmsg_multicast_allns(&nl80211_fam, msg, 0,
- NL80211_MCGRP_REGULATORY, GFP_ATOMIC);
- rcu_read_unlock();
+ NL80211_MCGRP_REGULATORY);
return;
@@ -19455,7 +19810,7 @@ EXPORT_SYMBOL(cfg80211_ch_switch_started_notify);
int cfg80211_bss_color_notify(struct net_device *dev,
enum nl80211_commands cmd, u8 count,
- u64 color_bitmap)
+ u64 color_bitmap, u8 link_id)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
struct wiphy *wiphy = wdev->wiphy;
@@ -19478,6 +19833,10 @@ int cfg80211_bss_color_notify(struct net_device *dev,
if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex))
goto nla_put_failure;
+ if (wdev->valid_links &&
+ nla_put_u8(msg, NL80211_ATTR_MLO_LINK_ID, link_id))
+ goto nla_put_failure;
+
if (cmd == NL80211_CMD_COLOR_CHANGE_STARTED &&
nla_put_u32(msg, NL80211_ATTR_COLOR_CHANGE_COUNT, count))
goto nla_put_failure;
@@ -20216,6 +20575,39 @@ void cfg80211_schedule_channels_check(struct wireless_dev *wdev)
}
EXPORT_SYMBOL(cfg80211_schedule_channels_check);
+void cfg80211_epcs_changed(struct net_device *netdev, bool enabled)
+{
+ struct wireless_dev *wdev = netdev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
+ struct sk_buff *msg;
+ void *hdr;
+
+ trace_cfg80211_epcs_changed(wdev, enabled);
+
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ if (!msg)
+ return;
+
+ hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_EPCS_CFG);
+ if (!hdr) {
+ nlmsg_free(msg);
+ return;
+ }
+
+ if (enabled && nla_put_flag(msg, NL80211_ATTR_EPCS))
+ goto nla_put_failure;
+
+ genlmsg_end(msg, hdr);
+ genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,
+ NL80211_MCGRP_MLME, GFP_KERNEL);
+ return;
+
+ nla_put_failure:
+ nlmsg_free(msg);
+}
+EXPORT_SYMBOL(cfg80211_epcs_changed);
+
/* initialisation/exit functions */
int __init nl80211_init(void)
generated by cgit (git 2.34.1) at 2025-07-24 21:23:20 +0000