diff options
| -rw-r--r-- | net/mac80211/cfg.c | 103 |
1 files changed, 88 insertions, 15 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 8e7ba0e..297c257 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -81,6 +81,7 @@ static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex, enum nl80211_iftype type, u32 *flags, struct vif_params *params) { + struct ieee80211_local *local = wiphy_priv(wiphy); struct net_device *dev; enum ieee80211_if_types itype; struct ieee80211_sub_if_data *sdata; @@ -95,6 +96,9 @@ static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex, if (itype == IEEE80211_IF_TYPE_INVALID) return -EINVAL; + if (dev == local->mdev) + return -EOPNOTSUPP; + sdata = IEEE80211_DEV_TO_SUB_IF(dev); ret = ieee80211_if_change_type(sdata, itype); @@ -117,12 +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) { @@ -167,10 +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(); @@ -211,7 +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; @@ -220,6 +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) { @@ -293,8 +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); @@ -475,9 +497,15 @@ static int ieee80211_config_beacon(struct ieee80211_sub_if_data *sdata, 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; @@ -492,9 +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; @@ -508,9 +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; @@ -646,11 +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; @@ -701,10 +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(); @@ -730,10 +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 */ @@ -752,7 +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); } @@ -767,15 +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; @@ -817,14 +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; @@ -891,9 +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; @@ -913,9 +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; 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