summaryrefslogtreecommitdiff
path: root/net/mac80211/cfg.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c29
1 files changed, 13 insertions, 16 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 7f18c8fa1880..93ee1fd5c08d 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -42,15 +42,6 @@ static bool nl80211_params_check(enum nl80211_iftype type,
if (!nl80211_type_check(type))
return false;
- if (params->use_4addr > 0) {
- switch(type) {
- case NL80211_IFTYPE_AP_VLAN:
- case NL80211_IFTYPE_STATION:
- break;
- default:
- return false;
- }
- }
return true;
}
@@ -107,12 +98,16 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
params->mesh_id_len,
params->mesh_id);
- if (params->use_4addr >= 0)
- sdata->use_4addr = !!params->use_4addr;
-
if (sdata->vif.type != NL80211_IFTYPE_MONITOR || !flags)
return 0;
+ if (type == NL80211_IFTYPE_AP_VLAN &&
+ params && params->use_4addr == 0)
+ rcu_assign_pointer(sdata->u.vlan.sta, NULL);
+ else if (type == NL80211_IFTYPE_STATION &&
+ params && params->use_4addr >= 0)
+ sdata->u.mgd.use_4addr = params->use_4addr;
+
sdata->u.mntr_flags = *flags;
return 0;
}
@@ -398,13 +393,13 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
int idx, u8 *mac, struct station_info *sinfo)
{
- struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct sta_info *sta;
int ret = -ENOENT;
rcu_read_lock();
- sta = sta_info_get_by_idx(local, idx, dev);
+ sta = sta_info_get_by_idx(sdata, idx);
if (sta) {
ret = 0;
memcpy(mac, sta->sta.addr, ETH_ALEN);
@@ -827,9 +822,11 @@ static int ieee80211_change_station(struct wiphy *wiphy,
return -EINVAL;
}
- if (vlansdata->use_4addr) {
- if (vlansdata->u.vlan.sta)
+ if (params->vlan->ieee80211_ptr->use_4addr) {
+ if (vlansdata->u.vlan.sta) {
+ rcu_read_unlock();
return -EBUSY;
+ }
rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
}