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Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c143
1 files changed, 101 insertions, 42 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index a9fce4afdf21..297c257864c7 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -50,14 +50,11 @@ static int ieee80211_add_iface(struct wiphy *wiphy, char *name,
struct ieee80211_sub_if_data *sdata;
int err;
- if (unlikely(local->reg_state != IEEE80211_DEV_REGISTERED))
- return -ENODEV;
-
itype = nl80211_type_to_mac80211_type(type);
if (itype == IEEE80211_IF_TYPE_INVALID)
return -EINVAL;
- err = ieee80211_if_add(local->mdev, name, &dev, itype, params);
+ err = ieee80211_if_add(local, name, &dev, itype, params);
if (err || itype != IEEE80211_IF_TYPE_MNTR || !flags)
return err;
@@ -68,21 +65,16 @@ static int ieee80211_add_iface(struct wiphy *wiphy, char *name,
static int ieee80211_del_iface(struct wiphy *wiphy, int ifindex)
{
- struct ieee80211_local *local = wiphy_priv(wiphy);
struct net_device *dev;
- char *name;
-
- if (unlikely(local->reg_state != IEEE80211_DEV_REGISTERED))
- return -ENODEV;
/* we're under RTNL */
dev = __dev_get_by_index(&init_net, ifindex);
if (!dev)
- return 0;
+ return -ENODEV;
- name = dev->name;
+ ieee80211_if_remove(dev);
- return ieee80211_if_remove(local->mdev, name, -1);
+ return 0;
}
static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex,
@@ -93,29 +85,25 @@ static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex,
struct net_device *dev;
enum ieee80211_if_types itype;
struct ieee80211_sub_if_data *sdata;
-
- if (unlikely(local->reg_state != IEEE80211_DEV_REGISTERED))
- return -ENODEV;
+ int ret;
/* we're under RTNL */
dev = __dev_get_by_index(&init_net, ifindex);
if (!dev)
return -ENODEV;
- if (netif_running(dev))
- return -EBUSY;
-
itype = nl80211_type_to_mac80211_type(type);
if (itype == IEEE80211_IF_TYPE_INVALID)
return -EINVAL;
- sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-
- if (sdata->vif.type == IEEE80211_IF_TYPE_VLAN)
+ if (dev == local->mdev)
return -EOPNOTSUPP;
- ieee80211_if_reinit(dev);
- ieee80211_if_set_type(dev, itype);
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+ ret = ieee80211_if_change_type(sdata, itype);
+ if (ret)
+ return ret;
if (ieee80211_vif_is_mesh(&sdata->vif) && params->mesh_id_len)
ieee80211_if_sta_set_mesh_id(&sdata->u.sta,
@@ -133,12 +121,16 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
u8 key_idx, u8 *mac_addr,
struct key_params *params)
{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
struct ieee80211_sub_if_data *sdata;
struct sta_info *sta = NULL;
enum ieee80211_key_alg alg;
struct ieee80211_key *key;
int err;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
switch (params->cipher) {
@@ -183,10 +175,14 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
u8 key_idx, u8 *mac_addr)
{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
struct ieee80211_sub_if_data *sdata;
struct sta_info *sta;
int ret;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
rcu_read_lock();
@@ -227,7 +223,8 @@ static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
void (*callback)(void *cookie,
struct key_params *params))
{
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata;
struct sta_info *sta = NULL;
u8 seq[6] = {0};
struct key_params params;
@@ -236,6 +233,11 @@ static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
u16 iv16;
int err = -ENOENT;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
rcu_read_lock();
if (mac_addr) {
@@ -256,8 +258,8 @@ static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
case ALG_TKIP:
params.cipher = WLAN_CIPHER_SUITE_TKIP;
- iv32 = key->u.tkip.iv32;
- iv16 = key->u.tkip.iv16;
+ iv32 = key->u.tkip.tx.iv32;
+ iv16 = key->u.tkip.tx.iv16;
if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE &&
sdata->local->ops->get_tkip_seq)
@@ -309,8 +311,12 @@ static int ieee80211_config_default_key(struct wiphy *wiphy,
struct net_device *dev,
u8 key_idx)
{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
struct ieee80211_sub_if_data *sdata;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
rcu_read_lock();
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
@@ -485,15 +491,21 @@ static int ieee80211_config_beacon(struct ieee80211_sub_if_data *sdata,
kfree(old);
- return ieee80211_if_config_beacon(sdata->dev);
+ return ieee80211_if_config(sdata, IEEE80211_IFCC_BEACON);
}
static int ieee80211_add_beacon(struct wiphy *wiphy, struct net_device *dev,
struct beacon_parameters *params)
{
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata;
struct beacon_data *old;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
if (sdata->vif.type != IEEE80211_IF_TYPE_AP)
return -EINVAL;
@@ -508,9 +520,15 @@ static int ieee80211_add_beacon(struct wiphy *wiphy, struct net_device *dev,
static int ieee80211_set_beacon(struct wiphy *wiphy, struct net_device *dev,
struct beacon_parameters *params)
{
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata;
struct beacon_data *old;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
if (sdata->vif.type != IEEE80211_IF_TYPE_AP)
return -EINVAL;
@@ -524,9 +542,15 @@ static int ieee80211_set_beacon(struct wiphy *wiphy, struct net_device *dev,
static int ieee80211_del_beacon(struct wiphy *wiphy, struct net_device *dev)
{
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata;
struct beacon_data *old;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
if (sdata->vif.type != IEEE80211_IF_TYPE_AP)
return -EINVAL;
@@ -539,7 +563,7 @@ static int ieee80211_del_beacon(struct wiphy *wiphy, struct net_device *dev)
synchronize_rcu();
kfree(old);
- return ieee80211_if_config_beacon(dev);
+ return ieee80211_if_config(sdata, IEEE80211_IFCC_BEACON);
}
/* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
@@ -602,6 +626,7 @@ static void sta_apply_parameters(struct ieee80211_local *local,
*/
if (params->station_flags & STATION_FLAG_CHANGED) {
+ spin_lock_bh(&sta->lock);
sta->flags &= ~WLAN_STA_AUTHORIZED;
if (params->station_flags & STATION_FLAG_AUTHORIZED)
sta->flags |= WLAN_STA_AUTHORIZED;
@@ -613,6 +638,7 @@ static void sta_apply_parameters(struct ieee80211_local *local,
sta->flags &= ~WLAN_STA_WME;
if (params->station_flags & STATION_FLAG_WME)
sta->flags |= WLAN_STA_WME;
+ spin_unlock_bh(&sta->lock);
}
/*
@@ -660,11 +686,14 @@ static void sta_apply_parameters(struct ieee80211_local *local,
static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
u8 *mac, struct station_parameters *params)
{
- struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
struct sta_info *sta;
struct ieee80211_sub_if_data *sdata;
int err;
+ if (dev == local->mdev || params->vlan == local->mdev)
+ return -EOPNOTSUPP;
+
/* Prevent a race with changing the rate control algorithm */
if (!netif_running(dev))
return -ENETDOWN;
@@ -715,10 +744,15 @@ static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
u8 *mac)
{
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- struct ieee80211_local *local = sdata->local;
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata;
struct sta_info *sta;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
if (mac) {
rcu_read_lock();
@@ -744,10 +778,13 @@ static int ieee80211_change_station(struct wiphy *wiphy,
u8 *mac,
struct station_parameters *params)
{
- struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
struct sta_info *sta;
struct ieee80211_sub_if_data *vlansdata;
+ if (dev == local->mdev || params->vlan == local->mdev)
+ return -EOPNOTSUPP;
+
rcu_read_lock();
/* XXX: get sta belonging to dev */
@@ -766,7 +803,7 @@ static int ieee80211_change_station(struct wiphy *wiphy,
return -EINVAL;
}
- sta->sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
+ sta->sdata = vlansdata;
ieee80211_send_layer2_update(sta);
}
@@ -781,15 +818,20 @@ static int ieee80211_change_station(struct wiphy *wiphy,
static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
u8 *dst, u8 *next_hop)
{
- struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata;
struct mesh_path *mpath;
struct sta_info *sta;
int err;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
if (!netif_running(dev))
return -ENETDOWN;
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
if (sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)
return -ENOTSUPP;
@@ -831,14 +873,19 @@ static int ieee80211_change_mpath(struct wiphy *wiphy,
struct net_device *dev,
u8 *dst, u8 *next_hop)
{
- struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata;
struct mesh_path *mpath;
struct sta_info *sta;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
if (!netif_running(dev))
return -ENETDOWN;
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
if (sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)
return -ENOTSUPP;
@@ -905,9 +952,15 @@ static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
{
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata;
struct mesh_path *mpath;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
if (sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)
return -ENOTSUPP;
@@ -927,9 +980,15 @@ static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
int idx, u8 *dst, u8 *next_hop,
struct mpath_info *pinfo)
{
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata;
struct mesh_path *mpath;
+ if (dev == local->mdev)
+ return -EOPNOTSUPP;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
if (sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)
return -ENOTSUPP;
generated by cgit v1.2.3 (git 2.25.1) at 2026-01-07 00:45:01 +0000