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Diffstat (limited to 'net/wireless/nl80211.c')
-rw-r--r--net/wireless/nl80211.c868
1 files changed, 583 insertions, 285 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 0418a6d5c1a6..f45706adaf34 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -22,8 +22,8 @@
#include "core.h"
#include "nl80211.h"
#include "reg.h"
+#include "rdev-ops.h"
-static bool nl80211_valid_auth_type(enum nl80211_auth_type auth_type);
static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev,
struct genl_info *info,
struct cfg80211_crypto_settings *settings,
@@ -223,8 +223,13 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
[NL80211_ATTR_WIPHY_NAME] = { .type = NLA_NUL_STRING,
.len = 20-1 },
[NL80211_ATTR_WIPHY_TXQ_PARAMS] = { .type = NLA_NESTED },
+
[NL80211_ATTR_WIPHY_FREQ] = { .type = NLA_U32 },
[NL80211_ATTR_WIPHY_CHANNEL_TYPE] = { .type = NLA_U32 },
+ [NL80211_ATTR_CHANNEL_WIDTH] = { .type = NLA_U32 },
+ [NL80211_ATTR_CENTER_FREQ1] = { .type = NLA_U32 },
+ [NL80211_ATTR_CENTER_FREQ2] = { .type = NLA_U32 },
+
[NL80211_ATTR_WIPHY_RETRY_SHORT] = { .type = NLA_U8 },
[NL80211_ATTR_WIPHY_RETRY_LONG] = { .type = NLA_U8 },
[NL80211_ATTR_WIPHY_FRAG_THRESHOLD] = { .type = NLA_U32 },
@@ -355,6 +360,11 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
[NL80211_ATTR_BG_SCAN_PERIOD] = { .type = NLA_U16 },
[NL80211_ATTR_WDEV] = { .type = NLA_U64 },
[NL80211_ATTR_USER_REG_HINT_TYPE] = { .type = NLA_U32 },
+ [NL80211_ATTR_SAE_DATA] = { .type = NLA_BINARY, },
+ [NL80211_ATTR_VHT_CAPABILITY] = { .len = NL80211_VHT_CAPABILITY_LEN },
+ [NL80211_ATTR_SCAN_FLAGS] = { .type = NLA_U32 },
+ [NL80211_ATTR_P2P_CTWINDOW] = { .type = NLA_U8 },
+ [NL80211_ATTR_P2P_OPPPS] = { .type = NLA_U8 },
};
/* policy for the key attributes */
@@ -690,7 +700,7 @@ static int nl80211_parse_key(struct genl_info *info, struct key_parse *k)
static struct cfg80211_cached_keys *
nl80211_parse_connkeys(struct cfg80211_registered_device *rdev,
- struct nlattr *keys)
+ struct nlattr *keys, bool *no_ht)
{
struct key_parse parse;
struct nlattr *key;
@@ -733,6 +743,12 @@ nl80211_parse_connkeys(struct cfg80211_registered_device *rdev,
result->params[parse.idx].key_len = parse.p.key_len;
result->params[parse.idx].key = result->data[parse.idx];
memcpy(result->data[parse.idx], parse.p.key, parse.p.key_len);
+
+ if (parse.p.cipher == WLAN_CIPHER_SUITE_WEP40 ||
+ parse.p.cipher == WLAN_CIPHER_SUITE_WEP104) {
+ if (no_ht)
+ *no_ht = true;
+ }
}
return result;
@@ -943,7 +959,7 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag
dev->wiphy.available_antennas_rx) && dev->ops->get_antenna) {
u32 tx_ant = 0, rx_ant = 0;
int res;
- res = dev->ops->get_antenna(&dev->wiphy, &tx_ant, &rx_ant);
+ res = rdev_get_antenna(dev, &tx_ant, &rx_ant);
if (!res) {
if (nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_TX,
tx_ant) ||
@@ -1101,6 +1117,7 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag
goto nla_put_failure;
}
CMD(start_p2p_device, START_P2P_DEVICE);
+ CMD(set_mcast_rate, SET_MCAST_RATE);
#ifdef CONFIG_NL80211_TESTMODE
CMD(testmode_cmd, TESTMODE);
@@ -1350,51 +1367,83 @@ static bool nl80211_can_set_dev_channel(struct wireless_dev *wdev)
wdev->iftype == NL80211_IFTYPE_P2P_GO;
}
-static bool nl80211_valid_channel_type(struct genl_info *info,
- enum nl80211_channel_type *channel_type)
+static int nl80211_parse_chandef(struct cfg80211_registered_device *rdev,
+ struct genl_info *info,
+ struct cfg80211_chan_def *chandef)
{
- enum nl80211_channel_type tmp;
+ u32 control_freq;
- if (!info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE])
- return false;
+ if (!info->attrs[NL80211_ATTR_WIPHY_FREQ])
+ return -EINVAL;
- tmp = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
- if (tmp != NL80211_CHAN_NO_HT &&
- tmp != NL80211_CHAN_HT20 &&
- tmp != NL80211_CHAN_HT40PLUS &&
- tmp != NL80211_CHAN_HT40MINUS)
- return false;
+ control_freq = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]);
- if (channel_type)
- *channel_type = tmp;
+ chandef->chan = ieee80211_get_channel(&rdev->wiphy, control_freq);
+ chandef->width = NL80211_CHAN_WIDTH_20_NOHT;
+ chandef->center_freq1 = control_freq;
+ chandef->center_freq2 = 0;
- return true;
+ /* Primary channel not allowed */
+ if (!chandef->chan || chandef->chan->flags & IEEE80211_CHAN_DISABLED)
+ return -EINVAL;
+
+ if (info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
+ enum nl80211_channel_type chantype;
+
+ chantype = nla_get_u32(
+ info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
+
+ switch (chantype) {
+ case NL80211_CHAN_NO_HT:
+ case NL80211_CHAN_HT20:
+ case NL80211_CHAN_HT40PLUS:
+ case NL80211_CHAN_HT40MINUS:
+ cfg80211_chandef_create(chandef, chandef->chan,
+ chantype);
+ break;
+ default:
+ return -EINVAL;
+ }
+ } else if (info->attrs[NL80211_ATTR_CHANNEL_WIDTH]) {
+ chandef->width =
+ nla_get_u32(info->attrs[NL80211_ATTR_CHANNEL_WIDTH]);
+ if (info->attrs[NL80211_ATTR_CENTER_FREQ1])
+ chandef->center_freq1 =
+ nla_get_u32(
+ info->attrs[NL80211_ATTR_CENTER_FREQ1]);
+ if (info->attrs[NL80211_ATTR_CENTER_FREQ2])
+ chandef->center_freq2 =
+ nla_get_u32(
+ info->attrs[NL80211_ATTR_CENTER_FREQ2]);
+ }
+
+ if (!cfg80211_chandef_valid(chandef))
+ return -EINVAL;
+
+ if (!cfg80211_chandef_usable(&rdev->wiphy, chandef,
+ IEEE80211_CHAN_DISABLED))
+ return -EINVAL;
+
+ return 0;
}
static int __nl80211_set_channel(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev,
struct genl_info *info)
{
- struct ieee80211_channel *channel;
- enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
- u32 freq;
+ struct cfg80211_chan_def chandef;
int result;
enum nl80211_iftype iftype = NL80211_IFTYPE_MONITOR;
if (wdev)
iftype = wdev->iftype;
- if (!info->attrs[NL80211_ATTR_WIPHY_FREQ])
- return -EINVAL;
-
if (!nl80211_can_set_dev_channel(wdev))
return -EOPNOTSUPP;
- if (info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE] &&
- !nl80211_valid_channel_type(info, &channel_type))
- return -EINVAL;
-
- freq = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]);
+ result = nl80211_parse_chandef(rdev, info, &chandef);
+ if (result)
+ return result;
mutex_lock(&rdev->devlist_mtx);
switch (iftype) {
@@ -1404,22 +1453,18 @@ static int __nl80211_set_channel(struct cfg80211_registered_device *rdev,
result = -EBUSY;
break;
}
- channel = rdev_freq_to_chan(rdev, freq, channel_type);
- if (!channel || !cfg80211_can_beacon_sec_chan(&rdev->wiphy,
- channel,
- channel_type)) {
+ if (!cfg80211_reg_can_beacon(&rdev->wiphy, &chandef)) {
result = -EINVAL;
break;
}
- wdev->preset_chan = channel;
- wdev->preset_chantype = channel_type;
+ wdev->preset_chandef = chandef;
result = 0;
break;
case NL80211_IFTYPE_MESH_POINT:
- result = cfg80211_set_mesh_freq(rdev, wdev, freq, channel_type);
+ result = cfg80211_set_mesh_channel(rdev, wdev, &chandef);
break;
case NL80211_IFTYPE_MONITOR:
- result = cfg80211_set_monitor_channel(rdev, freq, channel_type);
+ result = cfg80211_set_monitor_channel(rdev, &chandef);
break;
default:
result = -EINVAL;
@@ -1457,7 +1502,7 @@ static int nl80211_set_wds_peer(struct sk_buff *skb, struct genl_info *info)
return -EOPNOTSUPP;
bssid = nla_data(info->attrs[NL80211_ATTR_MAC]);
- return rdev->ops->set_wds_peer(wdev->wiphy, dev, bssid);
+ return rdev_set_wds_peer(rdev, dev, bssid);
}
@@ -1507,10 +1552,8 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
result = 0;
mutex_lock(&rdev->mtx);
- } else if (nl80211_can_set_dev_channel(netdev->ieee80211_ptr))
+ } else
wdev = netdev->ieee80211_ptr;
- else
- wdev = NULL;
/*
* end workaround code, by now the rdev is available
@@ -1562,24 +1605,29 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
if (result)
goto bad_res;
- result = rdev->ops->set_txq_params(&rdev->wiphy,
- netdev,
- &txq_params);
+ result = rdev_set_txq_params(rdev, netdev,
+ &txq_params);
if (result)
goto bad_res;
}
}
if (info->attrs[NL80211_ATTR_WIPHY_FREQ]) {
- result = __nl80211_set_channel(rdev, wdev, info);
+ result = __nl80211_set_channel(rdev,
+ nl80211_can_set_dev_channel(wdev) ? wdev : NULL,
+ info);
if (result)
goto bad_res;
}
if (info->attrs[NL80211_ATTR_WIPHY_TX_POWER_SETTING]) {
+ struct wireless_dev *txp_wdev = wdev;
enum nl80211_tx_power_setting type;
int idx, mbm = 0;
+ if (!(rdev->wiphy.features & NL80211_FEATURE_VIF_TXPOWER))
+ txp_wdev = NULL;
+
if (!rdev->ops->set_tx_power) {
result = -EOPNOTSUPP;
goto bad_res;
@@ -1599,7 +1647,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
mbm = nla_get_u32(info->attrs[idx]);
}
- result = rdev->ops->set_tx_power(&rdev->wiphy, type, mbm);
+ result = rdev_set_tx_power(rdev, txp_wdev, type, mbm);
if (result)
goto bad_res;
}
@@ -1628,7 +1676,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
tx_ant = tx_ant & rdev->wiphy.available_antennas_tx;
rx_ant = rx_ant & rdev->wiphy.available_antennas_rx;
- result = rdev->ops->set_antenna(&rdev->wiphy, tx_ant, rx_ant);
+ result = rdev_set_antenna(rdev, tx_ant, rx_ant);
if (result)
goto bad_res;
}
@@ -1713,7 +1761,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
if (changed & WIPHY_PARAM_COVERAGE_CLASS)
rdev->wiphy.coverage_class = coverage_class;
- result = rdev->ops->set_wiphy_params(&rdev->wiphy, changed);
+ result = rdev_set_wiphy_params(rdev, changed);
if (result) {
rdev->wiphy.retry_short = old_retry_short;
rdev->wiphy.retry_long = old_retry_long;
@@ -1736,6 +1784,35 @@ static inline u64 wdev_id(struct wireless_dev *wdev)
((u64)wiphy_to_dev(wdev->wiphy)->wiphy_idx << 32);
}
+static int nl80211_send_chandef(struct sk_buff *msg,
+ struct cfg80211_chan_def *chandef)
+{
+ WARN_ON(!cfg80211_chandef_valid(chandef));
+
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
+ chandef->chan->center_freq))
+ return -ENOBUFS;
+ switch (chandef->width) {
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ case NL80211_CHAN_WIDTH_20:
+ case NL80211_CHAN_WIDTH_40:
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
+ cfg80211_get_chandef_type(chandef)))
+ return -ENOBUFS;
+ break;
+ default:
+ break;
+ }
+ if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, chandef->width))
+ return -ENOBUFS;
+ if (nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1, chandef->center_freq1))
+ return -ENOBUFS;
+ if (chandef->center_freq2 &&
+ nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2, chandef->center_freq2))
+ return -ENOBUFS;
+ return 0;
+}
+
static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flags,
struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev)
@@ -1762,16 +1839,18 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag
goto nla_put_failure;
if (rdev->ops->get_channel) {
- struct ieee80211_channel *chan;
- enum nl80211_channel_type channel_type;
-
- chan = rdev->ops->get_channel(&rdev->wiphy, wdev,
- &channel_type);
- if (chan &&
- (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
- chan->center_freq) ||
- nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
- channel_type)))
+ int ret;
+ struct cfg80211_chan_def chandef;
+
+ ret = rdev_get_channel(rdev, wdev, &chandef);
+ if (ret == 0) {
+ if (nl80211_send_chandef(msg, &chandef))
+ goto nla_put_failure;
+ }
+ }
+
+ if (wdev->ssid_len) {
+ if (nla_put(msg, NL80211_ATTR_SSID, wdev->ssid_len, wdev->ssid))
goto nla_put_failure;
}
@@ -2014,9 +2093,9 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ?
info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL,
&flags);
- wdev = rdev->ops->add_virtual_intf(&rdev->wiphy,
- nla_data(info->attrs[NL80211_ATTR_IFNAME]),
- type, err ? NULL : &flags, &params);
+ wdev = rdev_add_virtual_intf(rdev,
+ nla_data(info->attrs[NL80211_ATTR_IFNAME]),
+ type, err ? NULL : &flags, &params);
if (IS_ERR(wdev)) {
nlmsg_free(msg);
return PTR_ERR(wdev);
@@ -2083,7 +2162,7 @@ static int nl80211_del_interface(struct sk_buff *skb, struct genl_info *info)
if (!wdev->netdev)
info->user_ptr[1] = NULL;
- return rdev->ops->del_virtual_intf(&rdev->wiphy, wdev);
+ return rdev_del_virtual_intf(rdev, wdev);
}
static int nl80211_set_noack_map(struct sk_buff *skb, struct genl_info *info)
@@ -2100,7 +2179,7 @@ static int nl80211_set_noack_map(struct sk_buff *skb, struct genl_info *info)
noack_map = nla_get_u16(info->attrs[NL80211_ATTR_NOACK_MAP]);
- return rdev->ops->set_noack_map(&rdev->wiphy, dev, noack_map);
+ return rdev_set_noack_map(rdev, dev, noack_map);
}
struct get_key_cookie {
@@ -2210,8 +2289,8 @@ static int nl80211_get_key(struct sk_buff *skb, struct genl_info *info)
!(rdev->wiphy.flags & WIPHY_FLAG_IBSS_RSN))
return -ENOENT;
- err = rdev->ops->get_key(&rdev->wiphy, dev, key_idx, pairwise,
- mac_addr, &cookie, get_key_callback);
+ err = rdev_get_key(rdev, dev, key_idx, pairwise, mac_addr, &cookie,
+ get_key_callback);
if (err)
goto free_msg;
@@ -2259,7 +2338,7 @@ static int nl80211_set_key(struct sk_buff *skb, struct genl_info *info)
if (err)
goto out;
- err = rdev->ops->set_default_key(&rdev->wiphy, dev, key.idx,
+ err = rdev_set_default_key(rdev, dev, key.idx,
key.def_uni, key.def_multi);
if (err)
@@ -2283,8 +2362,7 @@ static int nl80211_set_key(struct sk_buff *skb, struct genl_info *info)
if (err)
goto out;
- err = rdev->ops->set_default_mgmt_key(&rdev->wiphy,
- dev, key.idx);
+ err = rdev_set_default_mgmt_key(rdev, dev, key.idx);
if (err)
goto out;
@@ -2340,9 +2418,9 @@ static int nl80211_new_key(struct sk_buff *skb, struct genl_info *info)
wdev_lock(dev->ieee80211_ptr);
err = nl80211_key_allowed(dev->ieee80211_ptr);
if (!err)
- err = rdev->ops->add_key(&rdev->wiphy, dev, key.idx,
- key.type == NL80211_KEYTYPE_PAIRWISE,
- mac_addr, &key.p);
+ err = rdev_add_key(rdev, dev, key.idx,
+ key.type == NL80211_KEYTYPE_PAIRWISE,
+ mac_addr, &key.p);
wdev_unlock(dev->ieee80211_ptr);
return err;
@@ -2386,9 +2464,9 @@ static int nl80211_del_key(struct sk_buff *skb, struct genl_info *info)
err = -ENOENT;
if (!err)
- err = rdev->ops->del_key(&rdev->wiphy, dev, key.idx,
- key.type == NL80211_KEYTYPE_PAIRWISE,
- mac_addr);
+ err = rdev_del_key(rdev, dev, key.idx,
+ key.type == NL80211_KEYTYPE_PAIRWISE,
+ mac_addr);
#ifdef CONFIG_CFG80211_WEXT
if (!err) {
@@ -2476,11 +2554,10 @@ static bool nl80211_get_ap_channel(struct cfg80211_registered_device *rdev,
wdev->iftype != NL80211_IFTYPE_P2P_GO)
continue;
- if (!wdev->preset_chan)
+ if (!wdev->preset_chandef.chan)
continue;
- params->channel = wdev->preset_chan;
- params->channel_type = wdev->preset_chantype;
+ params->chandef = wdev->preset_chandef;
ret = true;
break;
}
@@ -2490,6 +2567,30 @@ static bool nl80211_get_ap_channel(struct cfg80211_registered_device *rdev,
return ret;
}
+static bool nl80211_valid_auth_type(struct cfg80211_registered_device *rdev,
+ enum nl80211_auth_type auth_type,
+ enum nl80211_commands cmd)
+{
+ if (auth_type > NL80211_AUTHTYPE_MAX)
+ return false;
+
+ switch (cmd) {
+ case NL80211_CMD_AUTHENTICATE:
+ if (!(rdev->wiphy.features & NL80211_FEATURE_SAE) &&
+ auth_type == NL80211_AUTHTYPE_SAE)
+ return false;
+ return true;
+ case NL80211_CMD_CONNECT:
+ case NL80211_CMD_START_AP:
+ /* SAE not supported yet */
+ if (auth_type == NL80211_AUTHTYPE_SAE)
+ return false;
+ return true;
+ default:
+ return false;
+ }
+}
+
static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
@@ -2559,7 +2660,8 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
if (info->attrs[NL80211_ATTR_AUTH_TYPE]) {
params.auth_type = nla_get_u32(
info->attrs[NL80211_ATTR_AUTH_TYPE]);
- if (!nl80211_valid_auth_type(params.auth_type))
+ if (!nl80211_valid_auth_type(rdev, params.auth_type,
+ NL80211_CMD_START_AP))
return -EINVAL;
} else
params.auth_type = NL80211_AUTHTYPE_AUTOMATIC;
@@ -2576,43 +2678,59 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
info->attrs[NL80211_ATTR_INACTIVITY_TIMEOUT]);
}
- if (info->attrs[NL80211_ATTR_WIPHY_FREQ]) {
- enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
-
- if (info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE] &&
- !nl80211_valid_channel_type(info, &channel_type))
+ if (info->attrs[NL80211_ATTR_P2P_CTWINDOW]) {
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
return -EINVAL;
+ params.p2p_ctwindow =
+ nla_get_u8(info->attrs[NL80211_ATTR_P2P_CTWINDOW]);
+ if (params.p2p_ctwindow > 127)
+ return -EINVAL;
+ if (params.p2p_ctwindow != 0 &&
+ !(rdev->wiphy.features & NL80211_FEATURE_P2P_GO_CTWIN))
+ return -EINVAL;
+ }
+
+ if (info->attrs[NL80211_ATTR_P2P_OPPPS]) {
+ u8 tmp;
- params.channel = rdev_freq_to_chan(rdev,
- nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]),
- channel_type);
- if (!params.channel)
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
return -EINVAL;
- params.channel_type = channel_type;
- } else if (wdev->preset_chan) {
- params.channel = wdev->preset_chan;
- params.channel_type = wdev->preset_chantype;
+ tmp = nla_get_u8(info->attrs[NL80211_ATTR_P2P_OPPPS]);
+ if (tmp > 1)
+ return -EINVAL;
+ params.p2p_opp_ps = tmp;
+ if (params.p2p_opp_ps != 0 &&
+ !(rdev->wiphy.features & NL80211_FEATURE_P2P_GO_OPPPS))
+ return -EINVAL;
+ }
+
+ if (info->attrs[NL80211_ATTR_WIPHY_FREQ]) {
+ err = nl80211_parse_chandef(rdev, info, &params.chandef);
+ if (err)
+ return err;
+ } else if (wdev->preset_chandef.chan) {
+ params.chandef = wdev->preset_chandef;
} else if (!nl80211_get_ap_channel(rdev, &params))
return -EINVAL;
- if (!cfg80211_can_beacon_sec_chan(&rdev->wiphy, params.channel,
- params.channel_type))
+ if (!cfg80211_reg_can_beacon(&rdev->wiphy, &params.chandef))
return -EINVAL;
mutex_lock(&rdev->devlist_mtx);
- err = cfg80211_can_use_chan(rdev, wdev, params.channel,
+ err = cfg80211_can_use_chan(rdev, wdev, params.chandef.chan,
CHAN_MODE_SHARED);
mutex_unlock(&rdev->devlist_mtx);
if (err)
return err;
- err = rdev->ops->start_ap(&rdev->wiphy, dev, &params);
+ err = rdev_start_ap(rdev, dev, &params);
if (!err) {
- wdev->preset_chan = params.channel;
- wdev->preset_chantype = params.channel_type;
+ wdev->preset_chandef = params.chandef;
wdev->beacon_interval = params.beacon_interval;
- wdev->channel = params.channel;
+ wdev->channel = params.chandef.chan;
+ wdev->ssid_len = params.ssid_len;
+ memcpy(wdev->ssid, params.ssid, wdev->ssid_len);
}
return err;
}
@@ -2639,7 +2757,7 @@ static int nl80211_set_beacon(struct sk_buff *skb, struct genl_info *info)
if (err)
return err;
- return rdev->ops->change_beacon(&rdev->wiphy, dev, &params);
+ return rdev_change_beacon(rdev, dev, &params);
}
static int nl80211_stop_ap(struct sk_buff *skb, struct genl_info *info)
@@ -2744,29 +2862,52 @@ static bool nl80211_put_sta_rate(struct sk_buff *msg, struct rate_info *info,
rate = nla_nest_start(msg, attr);
if (!rate)
- goto nla_put_failure;
+ return false;
/* cfg80211_calculate_bitrate will return 0 for mcs >= 32 */
bitrate = cfg80211_calculate_bitrate(info);
/* report 16-bit bitrate only if we can */
bitrate_compat = bitrate < (1UL << 16) ? bitrate : 0;
- if ((bitrate > 0 &&
- nla_put_u32(msg, NL80211_RATE_INFO_BITRATE32, bitrate)) ||
- (bitrate_compat > 0 &&
- nla_put_u16(msg, NL80211_RATE_INFO_BITRATE, bitrate_compat)) ||
- ((info->flags & RATE_INFO_FLAGS_MCS) &&
- nla_put_u8(msg, NL80211_RATE_INFO_MCS, info->mcs)) ||
- ((info->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH) &&
- nla_put_flag(msg, NL80211_RATE_INFO_40_MHZ_WIDTH)) ||
- ((info->flags & RATE_INFO_FLAGS_SHORT_GI) &&
- nla_put_flag(msg, NL80211_RATE_INFO_SHORT_GI)))
- goto nla_put_failure;
+ if (bitrate > 0 &&
+ nla_put_u32(msg, NL80211_RATE_INFO_BITRATE32, bitrate))
+ return false;
+ if (bitrate_compat > 0 &&
+ nla_put_u16(msg, NL80211_RATE_INFO_BITRATE, bitrate_compat))
+ return false;
+
+ if (info->flags & RATE_INFO_FLAGS_MCS) {
+ if (nla_put_u8(msg, NL80211_RATE_INFO_MCS, info->mcs))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH &&
+ nla_put_flag(msg, NL80211_RATE_INFO_40_MHZ_WIDTH))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_SHORT_GI &&
+ nla_put_flag(msg, NL80211_RATE_INFO_SHORT_GI))
+ return false;
+ } else if (info->flags & RATE_INFO_FLAGS_VHT_MCS) {
+ if (nla_put_u8(msg, NL80211_RATE_INFO_VHT_MCS, info->mcs))
+ return false;
+ if (nla_put_u8(msg, NL80211_RATE_INFO_VHT_NSS, info->nss))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH &&
+ nla_put_flag(msg, NL80211_RATE_INFO_40_MHZ_WIDTH))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_80_MHZ_WIDTH &&
+ nla_put_flag(msg, NL80211_RATE_INFO_80_MHZ_WIDTH))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_80P80_MHZ_WIDTH &&
+ nla_put_flag(msg, NL80211_RATE_INFO_80P80_MHZ_WIDTH))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_160_MHZ_WIDTH &&
+ nla_put_flag(msg, NL80211_RATE_INFO_160_MHZ_WIDTH))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_SHORT_GI &&
+ nla_put_flag(msg, NL80211_RATE_INFO_SHORT_GI))
+ return false;
+ }
nla_nest_end(msg, rate);
return true;
-
-nla_put_failure:
- return false;
}
static int nl80211_send_station(struct sk_buff *msg, u32 portid, u32 seq,
@@ -2923,8 +3064,8 @@ static int nl80211_dump_station(struct sk_buff *skb,
while (1) {
memset(&sinfo, 0, sizeof(sinfo));
- err = dev->ops->dump_station(&dev->wiphy, netdev, sta_idx,
- mac_addr, &sinfo);
+ err = rdev_dump_station(dev, netdev, sta_idx,
+ mac_addr, &sinfo);
if (err == -ENOENT)
break;
if (err)
@@ -2969,7 +3110,7 @@ static int nl80211_get_station(struct sk_buff *skb, struct genl_info *info)
if (!rdev->ops->get_station)
return -EOPNOTSUPP;
- err = rdev->ops->get_station(&rdev->wiphy, dev, mac_addr, &sinfo);
+ err = rdev_get_station(rdev, dev, mac_addr, &sinfo);
if (err)
return err;
@@ -3146,7 +3287,7 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
/* be aware of params.vlan when changing code here */
- err = rdev->ops->change_station(&rdev->wiphy, dev, mac_addr, &params);
+ err = rdev_change_station(rdev, dev, mac_addr, &params);
if (params.vlan)
dev_put(params.vlan);
@@ -3198,6 +3339,10 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
params.ht_capa =
nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]);
+ if (info->attrs[NL80211_ATTR_VHT_CAPABILITY])
+ params.vht_capa =
+ nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY]);
+
if (info->attrs[NL80211_ATTR_STA_PLINK_ACTION])
params.plink_action =
nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_ACTION]);
@@ -3275,7 +3420,7 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
/* be aware of params.vlan when changing code here */
- err = rdev->ops->add_station(&rdev->wiphy, dev, mac_addr, &params);
+ err = rdev_add_station(rdev, dev, mac_addr, &params);
if (params.vlan)
dev_put(params.vlan);
@@ -3300,7 +3445,7 @@ static int nl80211_del_station(struct sk_buff *skb, struct genl_info *info)
if (!rdev->ops->del_station)
return -EOPNOTSUPP;
- return rdev->ops->del_station(&rdev->wiphy, dev, mac_addr);
+ return rdev_del_station(rdev, dev, mac_addr);
}
static int nl80211_send_mpath(struct sk_buff *msg, u32 portid, u32 seq,
@@ -3382,8 +3527,8 @@ static int nl80211_dump_mpath(struct sk_buff *skb,
}
while (1) {
- err = dev->ops->dump_mpath(&dev->wiphy, netdev, path_idx,
- dst, next_hop, &pinfo);
+ err = rdev_dump_mpath(dev, netdev, path_idx, dst, next_hop,
+ &pinfo);
if (err == -ENOENT)
break;
if (err)
@@ -3430,7 +3575,7 @@ static int nl80211_get_mpath(struct sk_buff *skb, struct genl_info *info)
if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT)
return -EOPNOTSUPP;
- err = rdev->ops->get_mpath(&rdev->wiphy, dev, dst, next_hop, &pinfo);
+ err = rdev_get_mpath(rdev, dev, dst, next_hop, &pinfo);
if (err)
return err;
@@ -3469,7 +3614,7 @@ static int nl80211_set_mpath(struct sk_buff *skb, struct genl_info *info)
if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT)
return -EOPNOTSUPP;
- return rdev->ops->change_mpath(&rdev->wiphy, dev, dst, next_hop);
+ return rdev_change_mpath(rdev, dev, dst, next_hop);
}
static int nl80211_new_mpath(struct sk_buff *skb, struct genl_info *info)
@@ -3494,7 +3639,7 @@ static int nl80211_new_mpath(struct sk_buff *skb, struct genl_info *info)
if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT)
return -EOPNOTSUPP;
- return rdev->ops->add_mpath(&rdev->wiphy, dev, dst, next_hop);
+ return rdev_add_mpath(rdev, dev, dst, next_hop);
}
static int nl80211_del_mpath(struct sk_buff *skb, struct genl_info *info)
@@ -3509,7 +3654,7 @@ static int nl80211_del_mpath(struct sk_buff *skb, struct genl_info *info)
if (!rdev->ops->del_mpath)
return -EOPNOTSUPP;
- return rdev->ops->del_mpath(&rdev->wiphy, dev, dst);
+ return rdev_del_mpath(rdev, dev, dst);
}
static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info)
@@ -3525,6 +3670,8 @@ static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info)
params.use_short_slot_time = -1;
params.ap_isolate = -1;
params.ht_opmode = -1;
+ params.p2p_ctwindow = -1;
+ params.p2p_opp_ps = -1;
if (info->attrs[NL80211_ATTR_BSS_CTS_PROT])
params.use_cts_prot =
@@ -3547,6 +3694,32 @@ static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info)
params.ht_opmode =
nla_get_u16(info->attrs[NL80211_ATTR_BSS_HT_OPMODE]);
+ if (info->attrs[NL80211_ATTR_P2P_CTWINDOW]) {
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
+ return -EINVAL;
+ params.p2p_ctwindow =
+ nla_get_s8(info->attrs[NL80211_ATTR_P2P_CTWINDOW]);
+ if (params.p2p_ctwindow < 0)
+ return -EINVAL;
+ if (params.p2p_ctwindow != 0 &&
+ !(rdev->wiphy.features & NL80211_FEATURE_P2P_GO_CTWIN))
+ return -EINVAL;
+ }
+
+ if (info->attrs[NL80211_ATTR_P2P_OPPPS]) {
+ u8 tmp;
+
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
+ return -EINVAL;
+ tmp = nla_get_u8(info->attrs[NL80211_ATTR_P2P_OPPPS]);
+ if (tmp > 1)
+ return -EINVAL;
+ params.p2p_opp_ps = tmp;
+ if (params.p2p_opp_ps &&
+ !(rdev->wiphy.features & NL80211_FEATURE_P2P_GO_OPPPS))
+ return -EINVAL;
+ }
+
if (!rdev->ops->change_bss)
return -EOPNOTSUPP;
@@ -3554,7 +3727,7 @@ static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info)
dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
return -EOPNOTSUPP;
- return rdev->ops->change_bss(&rdev->wiphy, dev, &params);
+ return rdev_change_bss(rdev, dev, &params);
}
static const struct nla_policy reg_rule_policy[NL80211_REG_RULE_ATTR_MAX + 1] = {
@@ -3668,8 +3841,7 @@ static int nl80211_get_mesh_config(struct sk_buff *skb,
if (!wdev->mesh_id_len)
memcpy(&cur_params, &default_mesh_config, sizeof(cur_params));
else
- err = rdev->ops->get_mesh_config(&rdev->wiphy, dev,
- &cur_params);
+ err = rdev_get_mesh_config(rdev, dev, &cur_params);
wdev_unlock(wdev);
if (err)
@@ -3971,8 +4143,7 @@ static int nl80211_update_mesh_config(struct sk_buff *skb,
err = -ENOLINK;
if (!err)
- err = rdev->ops->update_mesh_config(&rdev->wiphy, dev,
- mask, &cfg);
+ err = rdev_update_mesh_config(rdev, dev, mask, &cfg);
wdev_unlock(wdev);
@@ -4337,14 +4508,27 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
}
}
+ if (info->attrs[NL80211_ATTR_SCAN_FLAGS]) {
+ request->flags = nla_get_u32(
+ info->attrs[NL80211_ATTR_SCAN_FLAGS]);
+ if (((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) &&
+ !(wiphy->features & NL80211_FEATURE_LOW_PRIORITY_SCAN)) ||
+ ((request->flags & NL80211_SCAN_FLAG_FLUSH) &&
+ !(wiphy->features & NL80211_FEATURE_SCAN_FLUSH))) {
+ err = -EOPNOTSUPP;
+ goto out_free;
+ }
+ }
+
request->no_cck =
nla_get_flag(info->attrs[NL80211_ATTR_TX_NO_CCK_RATE]);
request->wdev = wdev;
request->wiphy = &rdev->wiphy;
+ request->scan_start = jiffies;
rdev->scan_req = request;
- err = rdev->ops->scan(&rdev->wiphy, request);
+ err = rdev_scan(rdev, request);
if (!err) {
nl80211_send_scan_start(rdev, wdev);
@@ -4568,11 +4752,24 @@ static int nl80211_start_sched_scan(struct sk_buff *skb,
request->ie_len);
}
+ if (info->attrs[NL80211_ATTR_SCAN_FLAGS]) {
+ request->flags = nla_get_u32(
+ info->attrs[NL80211_ATTR_SCAN_FLAGS]);
+ if (((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) &&
+ !(wiphy->features & NL80211_FEATURE_LOW_PRIORITY_SCAN)) ||
+ ((request->flags & NL80211_SCAN_FLAG_FLUSH) &&
+ !(wiphy->features & NL80211_FEATURE_SCAN_FLUSH))) {
+ err = -EOPNOTSUPP;
+ goto out_free;
+ }
+ }
+
request->dev = dev;
request->wiphy = &rdev->wiphy;
request->interval = interval;
+ request->scan_start = jiffies;
- err = rdev->ops->sched_scan_start(&rdev->wiphy, dev, request);
+ err = rdev_sched_scan_start(rdev, dev, request);
if (!err) {
rdev->sched_scan_req = request;
nl80211_send_sched_scan(rdev, dev,
@@ -4611,6 +4808,7 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb,
struct cfg80211_internal_bss *intbss)
{
struct cfg80211_bss *res = &intbss->pub;
+ const struct cfg80211_bss_ies *ies;
void *hdr;
struct nlattr *bss;
@@ -4631,16 +4829,24 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb,
if (!bss)
goto nla_put_failure;
if ((!is_zero_ether_addr(res->bssid) &&
- nla_put(msg, NL80211_BSS_BSSID, ETH_ALEN, res->bssid)) ||
- (res->information_elements && res->len_information_elements &&
- nla_put(msg, NL80211_BSS_INFORMATION_ELEMENTS,
- res->len_information_elements,
- res->information_elements)) ||
- (res->beacon_ies && res->len_beacon_ies &&
- res->beacon_ies != res->information_elements &&
- nla_put(msg, NL80211_BSS_BEACON_IES,
- res->len_beacon_ies, res->beacon_ies)))
+ nla_put(msg, NL80211_BSS_BSSID, ETH_ALEN, res->bssid)))
+ goto nla_put_failure;
+
+ rcu_read_lock();
+ ies = rcu_dereference(res->ies);
+ if (ies && ies->len && nla_put(msg, NL80211_BSS_INFORMATION_ELEMENTS,
+ ies->len, ies->data)) {
+ rcu_read_unlock();
+ goto nla_put_failure;
+ }
+ ies = rcu_dereference(res->beacon_ies);
+ if (ies && ies->len && nla_put(msg, NL80211_BSS_BEACON_IES,
+ ies->len, ies->data)) {
+ rcu_read_unlock();
goto nla_put_failure;
+ }
+ rcu_read_unlock();
+
if (res->tsf &&
nla_put_u64(msg, NL80211_BSS_TSF, res->tsf))
goto nla_put_failure;
@@ -4815,8 +5021,7 @@ static int nl80211_dump_survey(struct sk_buff *skb,
while (1) {
struct ieee80211_channel *chan;
- res = dev->ops->dump_survey(&dev->wiphy, netdev, survey_idx,
- &survey);
+ res = rdev_dump_survey(dev, netdev, survey_idx, &survey);
if (res == -ENOENT)
break;
if (res)
@@ -4852,11 +5057,6 @@ static int nl80211_dump_survey(struct sk_buff *skb,
return res;
}
-static bool nl80211_valid_auth_type(enum nl80211_auth_type auth_type)
-{
- return auth_type <= NL80211_AUTHTYPE_MAX;
-}
-
static bool nl80211_valid_wpa_versions(u32 wpa_versions)
{
return !(wpa_versions & ~(NL80211_WPA_VERSION_1 |
@@ -4868,8 +5068,8 @@ static int nl80211_authenticate(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 ieee80211_channel *chan;
- const u8 *bssid, *ssid, *ie = NULL;
- int err, ssid_len, ie_len = 0;
+ const u8 *bssid, *ssid, *ie = NULL, *sae_data = NULL;
+ int err, ssid_len, ie_len = 0, sae_data_len = 0;
enum nl80211_auth_type auth_type;
struct key_parse key;
bool local_state_change;
@@ -4945,9 +5145,23 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info)
}
auth_type = nla_get_u32(info->attrs[NL80211_ATTR_AUTH_TYPE]);
- if (!nl80211_valid_auth_type(auth_type))
+ if (!nl80211_valid_auth_type(rdev, auth_type, NL80211_CMD_AUTHENTICATE))
+ return -EINVAL;
+
+ if (auth_type == NL80211_AUTHTYPE_SAE &&
+ !info->attrs[NL80211_ATTR_SAE_DATA])
return -EINVAL;
+ if (info->attrs[NL80211_ATTR_SAE_DATA]) {
+ if (auth_type != NL80211_AUTHTYPE_SAE)
+ return -EINVAL;
+ sae_data = nla_data(info->attrs[NL80211_ATTR_SAE_DATA]);
+ sae_data_len = nla_len(info->attrs[NL80211_ATTR_SAE_DATA]);
+ /* need to include at least Auth Transaction and Status Code */
+ if (sae_data_len < 4)
+ return -EINVAL;
+ }
+
local_state_change = !!info->attrs[NL80211_ATTR_LOCAL_STATE_CHANGE];
/*
@@ -4959,7 +5173,8 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info)
return cfg80211_mlme_auth(rdev, dev, chan, auth_type, bssid,
ssid, ssid_len, ie, ie_len,
- key.p.key, key.p.key_len, key.idx);
+ key.p.key, key.p.key_len, key.idx,
+ sae_data, sae_data_len);
}
static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev,
@@ -5250,8 +5465,7 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
if (!is_valid_ie_attr(info->attrs[NL80211_ATTR_IE]))
return -EINVAL;
- if (!info->attrs[NL80211_ATTR_WIPHY_FREQ] ||
- !info->attrs[NL80211_ATTR_SSID] ||
+ if (!info->attrs[NL80211_ATTR_SSID] ||
!nla_len(info->attrs[NL80211_ATTR_SSID]))
return -EINVAL;
@@ -5286,34 +5500,17 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
ibss.ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
}
- if (info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
- enum nl80211_channel_type channel_type;
-
- if (!nl80211_valid_channel_type(info, &channel_type))
- return -EINVAL;
-
- if (channel_type != NL80211_CHAN_NO_HT &&
- !(wiphy->features & NL80211_FEATURE_HT_IBSS))
- return -EINVAL;
-
- ibss.channel_type = channel_type;
- } else {
- ibss.channel_type = NL80211_CHAN_NO_HT;
- }
+ err = nl80211_parse_chandef(rdev, info, &ibss.chandef);
+ if (err)
+ return err;
- ibss.channel = rdev_freq_to_chan(rdev,
- nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]),
- ibss.channel_type);
- if (!ibss.channel ||
- ibss.channel->flags & IEEE80211_CHAN_NO_IBSS ||
- ibss.channel->flags & IEEE80211_CHAN_DISABLED)
+ if (!cfg80211_reg_can_beacon(&rdev->wiphy, &ibss.chandef))
return -EINVAL;
- /* Both channels should be able to initiate communication */
- if ((ibss.channel_type == NL80211_CHAN_HT40PLUS ||
- ibss.channel_type == NL80211_CHAN_HT40MINUS) &&
- !cfg80211_can_beacon_sec_chan(&rdev->wiphy, ibss.channel,
- ibss.channel_type))
+ if (ibss.chandef.width > NL80211_CHAN_WIDTH_40)
+ return -EINVAL;
+ if (ibss.chandef.width != NL80211_CHAN_WIDTH_20_NOHT &&
+ !(rdev->wiphy.features & NL80211_FEATURE_HT_IBSS))
return -EINVAL;
ibss.channel_fixed = !!info->attrs[NL80211_ATTR_FREQ_FIXED];
@@ -5325,7 +5522,7 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
int n_rates =
nla_len(info->attrs[NL80211_ATTR_BSS_BASIC_RATES]);
struct ieee80211_supported_band *sband =
- wiphy->bands[ibss.channel->band];
+ wiphy->bands[ibss.chandef.chan->band];
err = ieee80211_get_ratemask(sband, rates, n_rates,
&ibss.basic_rates);
@@ -5339,10 +5536,19 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
return -EINVAL;
if (ibss.privacy && info->attrs[NL80211_ATTR_KEYS]) {
+ bool no_ht = false;
+
connkeys = nl80211_parse_connkeys(rdev,
- info->attrs[NL80211_ATTR_KEYS]);
+ info->attrs[NL80211_ATTR_KEYS],
+ &no_ht);
if (IS_ERR(connkeys))
return PTR_ERR(connkeys);
+
+ if ((ibss.chandef.width != NL80211_CHAN_WIDTH_20_NOHT) &&
+ no_ht) {
+ kfree(connkeys);
+ return -EINVAL;
+ }
}
ibss.control_port =
@@ -5368,6 +5574,36 @@ static int nl80211_leave_ibss(struct sk_buff *skb, struct genl_info *info)
return cfg80211_leave_ibss(rdev, dev, false);
}
+static int nl80211_set_mcast_rate(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];
+ int mcast_rate[IEEE80211_NUM_BANDS];
+ u32 nla_rate;
+ int err;
+
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_ADHOC &&
+ dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT)
+ return -EOPNOTSUPP;
+
+ if (!rdev->ops->set_mcast_rate)
+ return -EOPNOTSUPP;
+
+ memset(mcast_rate, 0, sizeof(mcast_rate));
+
+ if (!info->attrs[NL80211_ATTR_MCAST_RATE])
+ return -EINVAL;
+
+ nla_rate = nla_get_u32(info->attrs[NL80211_ATTR_MCAST_RATE]);
+ if (!nl80211_parse_mcast_rate(rdev, mcast_rate, nla_rate))
+ return -EINVAL;
+
+ err = rdev->ops->set_mcast_rate(&rdev->wiphy, dev, mcast_rate);
+
+ return err;
+}
+
+
#ifdef CONFIG_NL80211_TESTMODE
static struct genl_multicast_group nl80211_testmode_mcgrp = {
.name = "testmode",
@@ -5384,7 +5620,7 @@ static int nl80211_testmode_do(struct sk_buff *skb, struct genl_info *info)
err = -EOPNOTSUPP;
if (rdev->ops->testmode_cmd) {
rdev->testmode_info = info;
- err = rdev->ops->testmode_cmd(&rdev->wiphy,
+ err = rdev_testmode_cmd(rdev,
nla_data(info->attrs[NL80211_ATTR_TESTDATA]),
nla_len(info->attrs[NL80211_ATTR_TESTDATA]));
rdev->testmode_info = NULL;
@@ -5466,8 +5702,7 @@ static int nl80211_testmode_dump(struct sk_buff *skb,
genlmsg_cancel(skb, hdr);
break;
}
- err = rdev->ops->testmode_dump(&rdev->wiphy, skb, cb,
- data, data_len);
+ err = rdev_testmode_dump(rdev, skb, cb, data, data_len);
nla_nest_end(skb, tmdata);
if (err == -ENOBUFS || err == -ENOENT) {
@@ -5596,7 +5831,8 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info)
if (info->attrs[NL80211_ATTR_AUTH_TYPE]) {
connect.auth_type =
nla_get_u32(info->attrs[NL80211_ATTR_AUTH_TYPE]);
- if (!nl80211_valid_auth_type(connect.auth_type))
+ if (!nl80211_valid_auth_type(rdev, connect.auth_type,
+ NL80211_CMD_CONNECT))
return -EINVAL;
} else
connect.auth_type = NL80211_AUTHTYPE_AUTOMATIC;
@@ -5642,7 +5878,7 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info)
if (connect.privacy && info->attrs[NL80211_ATTR_KEYS]) {
connkeys = nl80211_parse_connkeys(rdev,
- info->attrs[NL80211_ATTR_KEYS]);
+ info->attrs[NL80211_ATTR_KEYS], NULL);
if (IS_ERR(connkeys))
return PTR_ERR(connkeys);
}
@@ -5771,7 +6007,7 @@ static int nl80211_flush_pmksa(struct sk_buff *skb, struct genl_info *info)
if (!rdev->ops->flush_pmksa)
return -EOPNOTSUPP;
- return rdev->ops->flush_pmksa(&rdev->wiphy, dev);
+ return rdev_flush_pmksa(rdev, dev);
}
static int nl80211_tdls_mgmt(struct sk_buff *skb, struct genl_info *info)
@@ -5798,10 +6034,10 @@ static int nl80211_tdls_mgmt(struct sk_buff *skb, struct genl_info *info)
status_code = nla_get_u16(info->attrs[NL80211_ATTR_STATUS_CODE]);
dialog_token = nla_get_u8(info->attrs[NL80211_ATTR_TDLS_DIALOG_TOKEN]);
- return rdev->ops->tdls_mgmt(&rdev->wiphy, dev, peer, action_code,
- dialog_token, status_code,
- nla_data(info->attrs[NL80211_ATTR_IE]),
- nla_len(info->attrs[NL80211_ATTR_IE]));
+ return rdev_tdls_mgmt(rdev, dev, peer, action_code,
+ dialog_token, status_code,
+ nla_data(info->attrs[NL80211_ATTR_IE]),
+ nla_len(info->attrs[NL80211_ATTR_IE]));
}
static int nl80211_tdls_oper(struct sk_buff *skb, struct genl_info *info)
@@ -5822,7 +6058,7 @@ static int nl80211_tdls_oper(struct sk_buff *skb, struct genl_info *info)
operation = nla_get_u8(info->attrs[NL80211_ATTR_TDLS_OPERATION]);
peer = nla_data(info->attrs[NL80211_ATTR_MAC]);
- return rdev->ops->tdls_oper(&rdev->wiphy, dev, peer, operation);
+ return rdev_tdls_oper(rdev, dev, peer, operation);
}
static int nl80211_remain_on_channel(struct sk_buff *skb,
@@ -5830,12 +6066,11 @@ static int nl80211_remain_on_channel(struct sk_buff *skb,
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct wireless_dev *wdev = info->user_ptr[1];
- struct ieee80211_channel *chan;
+ struct cfg80211_chan_def chandef;
struct sk_buff *msg;
void *hdr;
u64 cookie;
- enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
- u32 freq, duration;
+ u32 duration;
int err;
if (!info->attrs[NL80211_ATTR_WIPHY_FREQ] ||
@@ -5856,14 +6091,9 @@ static int nl80211_remain_on_channel(struct sk_buff *skb,
duration > rdev->wiphy.max_remain_on_channel_duration)
return -EINVAL;
- if (info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE] &&
- !nl80211_valid_channel_type(info, &channel_type))
- return -EINVAL;
-
- freq = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]);
- chan = rdev_freq_to_chan(rdev, freq, channel_type);
- if (chan == NULL)
- return -EINVAL;
+ err = nl80211_parse_chandef(rdev, info, &chandef);
+ if (err)
+ return err;
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
@@ -5877,8 +6107,8 @@ static int nl80211_remain_on_channel(struct sk_buff *skb,
goto free_msg;
}
- err = rdev->ops->remain_on_channel(&rdev->wiphy, wdev, chan,
- channel_type, duration, &cookie);
+ err = rdev_remain_on_channel(rdev, wdev, chandef.chan,
+ duration, &cookie);
if (err)
goto free_msg;
@@ -5912,7 +6142,7 @@ static int nl80211_cancel_remain_on_channel(struct sk_buff *skb,
cookie = nla_get_u64(info->attrs[NL80211_ATTR_COOKIE]);
- return rdev->ops->cancel_remain_on_channel(&rdev->wiphy, wdev, cookie);
+ return rdev_cancel_remain_on_channel(rdev, wdev, cookie);
}
static u32 rateset_to_mask(struct ieee80211_supported_band *sband,
@@ -6055,7 +6285,7 @@ static int nl80211_set_tx_bitrate_mask(struct sk_buff *skb,
}
}
- return rdev->ops->set_bitrate_mask(&rdev->wiphy, dev, NULL, &mask);
+ return rdev_set_bitrate_mask(rdev, dev, NULL, &mask);
}
static int nl80211_register_mgmt(struct sk_buff *skb, struct genl_info *info)
@@ -6097,10 +6327,7 @@ static int nl80211_tx_mgmt(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct wireless_dev *wdev = info->user_ptr[1];
- struct ieee80211_channel *chan;
- enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
- bool channel_type_valid = false;
- u32 freq;
+ struct cfg80211_chan_def chandef;
int err;
void *hdr = NULL;
u64 cookie;
@@ -6110,8 +6337,7 @@ static int nl80211_tx_mgmt(struct sk_buff *skb, struct genl_info *info)
dont_wait_for_ack = info->attrs[NL80211_ATTR_DONT_WAIT_FOR_ACK];
- if (!info->attrs[NL80211_ATTR_FRAME] ||
- !info->attrs[NL80211_ATTR_WIPHY_FREQ])
+ if (!info->attrs[NL80211_ATTR_FRAME])
return -EINVAL;
if (!rdev->ops->mgmt_tx)
@@ -6146,12 +6372,6 @@ static int nl80211_tx_mgmt(struct sk_buff *skb, struct genl_info *info)
}
- if (info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
- if (!nl80211_valid_channel_type(info, &channel_type))
- return -EINVAL;
- channel_type_valid = true;
- }
-
offchan = info->attrs[NL80211_ATTR_OFFCHANNEL_TX_OK];
if (offchan && !(rdev->wiphy.flags & WIPHY_FLAG_OFFCHAN_TX))
@@ -6159,10 +6379,9 @@ static int nl80211_tx_mgmt(struct sk_buff *skb, struct genl_info *info)
no_cck = nla_get_flag(info->attrs[NL80211_ATTR_TX_NO_CCK_RATE]);
- freq = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]);
- chan = rdev_freq_to_chan(rdev, freq, channel_type);
- if (chan == NULL)
- return -EINVAL;
+ err = nl80211_parse_chandef(rdev, info, &chandef);
+ if (err)
+ return err;
if (!dont_wait_for_ack) {
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
@@ -6178,8 +6397,7 @@ static int nl80211_tx_mgmt(struct sk_buff *skb, struct genl_info *info)
}
}
- err = cfg80211_mlme_mgmt_tx(rdev, wdev, chan, offchan, channel_type,
- channel_type_valid, wait,
+ err = cfg80211_mlme_mgmt_tx(rdev, wdev, chandef.chan, offchan, wait,
nla_data(info->attrs[NL80211_ATTR_FRAME]),
nla_len(info->attrs[NL80211_ATTR_FRAME]),
no_cck, dont_wait_for_ack, &cookie);
@@ -6230,7 +6448,7 @@ static int nl80211_tx_mgmt_cancel_wait(struct sk_buff *skb, struct genl_info *in
cookie = nla_get_u64(info->attrs[NL80211_ATTR_COOKIE]);
- return rdev->ops->mgmt_tx_cancel_wait(&rdev->wiphy, wdev, cookie);
+ return rdev_mgmt_tx_cancel_wait(rdev, wdev, cookie);
}
static int nl80211_set_power_save(struct sk_buff *skb, struct genl_info *info)
@@ -6260,8 +6478,7 @@ static int nl80211_set_power_save(struct sk_buff *skb, struct genl_info *info)
if (state == wdev->ps)
return 0;
- err = rdev->ops->set_power_mgmt(wdev->wiphy, dev, state,
- wdev->ps_timeout);
+ err = rdev_set_power_mgmt(rdev, dev, state, wdev->ps_timeout);
if (!err)
wdev->ps = state;
return err;
@@ -6322,14 +6539,13 @@ nl80211_attr_cqm_policy[NL80211_ATTR_CQM_MAX + 1] __read_mostly = {
};
static int nl80211_set_cqm_txe(struct genl_info *info,
- u32 rate, u32 pkts, u32 intvl)
+ u32 rate, u32 pkts, u32 intvl)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct wireless_dev *wdev;
struct net_device *dev = info->user_ptr[1];
- if ((rate < 0 || rate > 100) ||
- (intvl < 0 || intvl > NL80211_CQM_TXE_MAX_INTVL))
+ if (rate > 100 || intvl > NL80211_CQM_TXE_MAX_INTVL)
return -EINVAL;
wdev = dev->ieee80211_ptr;
@@ -6341,8 +6557,7 @@ static int nl80211_set_cqm_txe(struct genl_info *info,
wdev->iftype != NL80211_IFTYPE_P2P_CLIENT)
return -EOPNOTSUPP;
- return rdev->ops->set_cqm_txe_config(wdev->wiphy, dev,
- rate, pkts, intvl);
+ return rdev_set_cqm_txe_config(rdev, dev, rate, pkts, intvl);
}
static int nl80211_set_cqm_rssi(struct genl_info *info,
@@ -6364,8 +6579,7 @@ static int nl80211_set_cqm_rssi(struct genl_info *info,
wdev->iftype != NL80211_IFTYPE_P2P_CLIENT)
return -EOPNOTSUPP;
- return rdev->ops->set_cqm_rssi_config(wdev->wiphy, dev,
- threshold, hysteresis);
+ return rdev_set_cqm_rssi_config(rdev, dev, threshold, hysteresis);
}
static int nl80211_set_cqm(struct sk_buff *skb, struct genl_info *info)
@@ -6446,21 +6660,12 @@ static int nl80211_join_mesh(struct sk_buff *skb, struct genl_info *info)
}
if (info->attrs[NL80211_ATTR_WIPHY_FREQ]) {
- enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
-
- if (info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE] &&
- !nl80211_valid_channel_type(info, &channel_type))
- return -EINVAL;
-
- setup.channel = rdev_freq_to_chan(rdev,
- nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]),
- channel_type);
- if (!setup.channel)
- return -EINVAL;
- setup.channel_type = channel_type;
+ err = nl80211_parse_chandef(rdev, info, &setup.chandef);
+ if (err)
+ return err;
} else {
/* cfg80211_join_mesh() will sort it out */
- setup.channel = NULL;
+ setup.chandef.chan = NULL;
}
return cfg80211_join_mesh(rdev, dev, &setup, &cfg);
@@ -6690,7 +6895,7 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info)
set_wakeup:
if (rdev->ops->set_wakeup && prev_enabled != !!rdev->wowlan)
- rdev->ops->set_wakeup(&rdev->wiphy, rdev->wowlan);
+ rdev_set_wakeup(rdev, rdev->wowlan);
return 0;
error:
@@ -6746,7 +6951,7 @@ static int nl80211_set_rekey_data(struct sk_buff *skb, struct genl_info *info)
goto out;
}
- err = rdev->ops->set_rekey_data(&rdev->wiphy, dev, &rekey_data);
+ err = rdev_set_rekey_data(rdev, dev, &rekey_data);
out:
wdev_unlock(wdev);
return err;
@@ -6805,7 +7010,7 @@ static int nl80211_probe_client(struct sk_buff *skb,
addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
- err = rdev->ops->probe_client(&rdev->wiphy, dev, addr, &cookie);
+ err = rdev_probe_client(rdev, dev, addr, &cookie);
if (err)
goto free_msg;
@@ -6826,16 +7031,35 @@ static int nl80211_probe_client(struct sk_buff *skb,
static int nl80211_register_beacons(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
+ struct cfg80211_beacon_registration *reg, *nreg;
+ int rv;
if (!(rdev->wiphy.flags & WIPHY_FLAG_REPORTS_OBSS))
return -EOPNOTSUPP;
- if (rdev->ap_beacons_nlportid)
- return -EBUSY;
+ nreg = kzalloc(sizeof(*nreg), GFP_KERNEL);
+ if (!nreg)
+ return -ENOMEM;
+
+ /* First, check if already registered. */
+ spin_lock_bh(&rdev->beacon_registrations_lock);
+ list_for_each_entry(reg, &rdev->beacon_registrations, list) {
+ if (reg->nlportid == info->snd_portid) {
+ rv = -EALREADY;
+ goto out_err;
+ }
+ }
+ /* Add it to the list */
+ nreg->nlportid = info->snd_portid;
+ list_add(&nreg->list, &rdev->beacon_registrations);
- rdev->ap_beacons_nlportid = info->snd_portid;
+ spin_unlock_bh(&rdev->beacon_registrations_lock);
return 0;
+out_err:
+ spin_unlock_bh(&rdev->beacon_registrations_lock);
+ kfree(nreg);
+ return rv;
}
static int nl80211_start_p2p_device(struct sk_buff *skb, struct genl_info *info)
@@ -6859,7 +7083,7 @@ static int nl80211_start_p2p_device(struct sk_buff *skb, struct genl_info *info)
if (err)
return err;
- err = rdev->ops->start_p2p_device(&rdev->wiphy, wdev);
+ err = rdev_start_p2p_device(rdev, wdev);
if (err)
return err;
@@ -6885,7 +7109,7 @@ static int nl80211_stop_p2p_device(struct sk_buff *skb, struct genl_info *info)
if (!wdev->p2p_started)
return 0;
- rdev->ops->stop_p2p_device(&rdev->wiphy, wdev);
+ rdev_stop_p2p_device(rdev, wdev);
wdev->p2p_started = false;
mutex_lock(&rdev->devlist_mtx);
@@ -7552,6 +7776,14 @@ static struct genl_ops nl80211_ops[] = {
.internal_flags = NL80211_FLAG_NEED_WDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
+ {
+ .cmd = NL80211_CMD_SET_MCAST_RATE,
+ .doit = nl80211_set_mcast_rate,
+ .policy = nl80211_policy,
+ .flags = GENL_ADMIN_PERM,
+ .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ NL80211_FLAG_NEED_RTNL,
+ },
};
static struct genl_multicast_group nl80211_mlme_mcgrp = {
@@ -7622,6 +7854,9 @@ static int nl80211_add_scan_req(struct sk_buff *msg,
nla_put(msg, NL80211_ATTR_IE, req->ie_len, req->ie))
goto nla_put_failure;
+ if (req->flags)
+ nla_put_u32(msg, NL80211_ATTR_SCAN_FLAGS, req->flags);
+
return 0;
nla_put_failure:
return -ENOBUFS;
@@ -8250,7 +8485,6 @@ static void nl80211_send_remain_on_chan_event(
int cmd, struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev, u64 cookie,
struct ieee80211_channel *chan,
- enum nl80211_channel_type channel_type,
unsigned int duration, gfp_t gfp)
{
struct sk_buff *msg;
@@ -8271,7 +8505,8 @@ static void nl80211_send_remain_on_chan_event(
wdev->netdev->ifindex)) ||
nla_put_u64(msg, NL80211_ATTR_WDEV, wdev_id(wdev)) ||
nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, chan->center_freq) ||
- nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, channel_type) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
+ NL80211_CHAN_NO_HT) ||
nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie))
goto nla_put_failure;
@@ -8293,23 +8528,20 @@ static void nl80211_send_remain_on_chan_event(
void nl80211_send_remain_on_channel(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev, u64 cookie,
struct ieee80211_channel *chan,
- enum nl80211_channel_type channel_type,
unsigned int duration, gfp_t gfp)
{
nl80211_send_remain_on_chan_event(NL80211_CMD_REMAIN_ON_CHANNEL,
rdev, wdev, cookie, chan,
- channel_type, duration, gfp);
+ duration, gfp);
}
void nl80211_send_remain_on_channel_cancel(
struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev,
- u64 cookie, struct ieee80211_channel *chan,
- enum nl80211_channel_type channel_type, gfp_t gfp)
+ u64 cookie, struct ieee80211_channel *chan, gfp_t gfp)
{
nl80211_send_remain_on_chan_event(NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL,
- rdev, wdev, cookie, chan,
- channel_type, 0, gfp);
+ rdev, wdev, cookie, chan, 0, gfp);
}
void nl80211_send_sta_event(struct cfg80211_registered_device *rdev,
@@ -8665,8 +8897,8 @@ void nl80211_pmksa_candidate_notify(struct cfg80211_registered_device *rdev,
}
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 net_device *netdev,
+ struct cfg80211_chan_def *chandef, gfp_t gfp)
{
struct sk_buff *msg;
void *hdr;
@@ -8681,9 +8913,10 @@ void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev,
return;
}
- if (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))
+ if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex))
+ goto nla_put_failure;
+
+ if (nl80211_send_chandef(msg, chandef))
goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -8800,7 +9033,10 @@ void cfg80211_probe_status(struct net_device *dev, const u8 *addr,
void *hdr;
int err;
+ trace_cfg80211_probe_status(dev, addr, cookie, acked);
+
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
+
if (!msg)
return;
@@ -8835,44 +9071,96 @@ EXPORT_SYMBOL(cfg80211_probe_status);
void cfg80211_report_obss_beacon(struct wiphy *wiphy,
const u8 *frame, size_t len,
- int freq, int sig_dbm, gfp_t gfp)
+ int freq, int sig_dbm)
{
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct sk_buff *msg;
void *hdr;
- u32 nlportid = ACCESS_ONCE(rdev->ap_beacons_nlportid);
+ struct cfg80211_beacon_registration *reg;
- if (!nlportid)
- return;
+ trace_cfg80211_report_obss_beacon(wiphy, frame, len, freq, sig_dbm);
+
+ spin_lock_bh(&rdev->beacon_registrations_lock);
+ list_for_each_entry(reg, &rdev->beacon_registrations, list) {
+ msg = nlmsg_new(len + 100, GFP_ATOMIC);
+ if (!msg) {
+ spin_unlock_bh(&rdev->beacon_registrations_lock);
+ return;
+ }
+
+ hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_FRAME);
+ if (!hdr)
+ goto nla_put_failure;
- msg = nlmsg_new(len + 100, gfp);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ (freq &&
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
+ (sig_dbm &&
+ nla_put_u32(msg, NL80211_ATTR_RX_SIGNAL_DBM, sig_dbm)) ||
+ nla_put(msg, NL80211_ATTR_FRAME, len, frame))
+ goto nla_put_failure;
+
+ genlmsg_end(msg, hdr);
+
+ genlmsg_unicast(wiphy_net(&rdev->wiphy), msg, reg->nlportid);
+ }
+ spin_unlock_bh(&rdev->beacon_registrations_lock);
+ return;
+
+ nla_put_failure:
+ spin_unlock_bh(&rdev->beacon_registrations_lock);
+ if (hdr)
+ genlmsg_cancel(msg, hdr);
+ nlmsg_free(msg);
+}
+EXPORT_SYMBOL(cfg80211_report_obss_beacon);
+
+void cfg80211_tdls_oper_request(struct net_device *dev, const u8 *peer,
+ enum nl80211_tdls_operation oper,
+ u16 reason_code, gfp_t gfp)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
+ struct sk_buff *msg;
+ void *hdr;
+ int err;
+
+ trace_cfg80211_tdls_oper_request(wdev->wiphy, dev, peer, oper,
+ reason_code);
+
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
if (!msg)
return;
- hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_FRAME);
+ hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_TDLS_OPER);
if (!hdr) {
nlmsg_free(msg);
return;
}
if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
- (freq &&
- nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
- (sig_dbm &&
- nla_put_u32(msg, NL80211_ATTR_RX_SIGNAL_DBM, sig_dbm)) ||
- nla_put(msg, NL80211_ATTR_FRAME, len, frame))
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+ nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, oper) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer) ||
+ (reason_code > 0 &&
+ nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code)))
goto nla_put_failure;
- genlmsg_end(msg, hdr);
+ err = genlmsg_end(msg, hdr);
+ if (err < 0) {
+ nlmsg_free(msg);
+ return;
+ }
- genlmsg_unicast(wiphy_net(&rdev->wiphy), msg, nlportid);
+ 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);
}
-EXPORT_SYMBOL(cfg80211_report_obss_beacon);
+EXPORT_SYMBOL(cfg80211_tdls_oper_request);
static int nl80211_netlink_notify(struct notifier_block * nb,
unsigned long state,
@@ -8881,6 +9169,7 @@ static int nl80211_netlink_notify(struct notifier_block * nb,
struct netlink_notify *notify = _notify;
struct cfg80211_registered_device *rdev;
struct wireless_dev *wdev;
+ struct cfg80211_beacon_registration *reg, *tmp;
if (state != NETLINK_URELEASE)
return NOTIFY_DONE;
@@ -8890,8 +9179,17 @@ static int nl80211_netlink_notify(struct notifier_block * nb,
list_for_each_entry_rcu(rdev, &cfg80211_rdev_list, list) {
list_for_each_entry_rcu(wdev, &rdev->wdev_list, list)
cfg80211_mlme_unregister_socket(wdev, notify->portid);
- if (rdev->ap_beacons_nlportid == notify->portid)
- rdev->ap_beacons_nlportid = 0;
+
+ spin_lock_bh(&rdev->beacon_registrations_lock);
+ list_for_each_entry_safe(reg, tmp, &rdev->beacon_registrations,
+ list) {
+ if (reg->nlportid == notify->portid) {
+ list_del(&reg->list);
+ kfree(reg);
+ break;
+ }
+ }
+ spin_unlock_bh(&rdev->beacon_registrations_lock);
}
rcu_read_unlock();
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.