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-rw-r--r--net/mac80211/cfg.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 3ea0884c943..9d4e4d846ec 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -686,6 +686,7 @@ static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
struct sta_info *sta;
struct ieee80211_sub_if_data *sdata;
int err;
+ int layer2_update;
/* Prevent a race with changing the rate control algorithm */
if (!netif_running(dev))
@@ -716,17 +717,25 @@ static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
rate_control_rate_init(sta);
+ layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
+ sdata->vif.type == NL80211_IFTYPE_AP;
+
rcu_read_lock();
err = sta_info_insert(sta);
if (err) {
/* STA has been freed */
+ if (err == -EEXIST && layer2_update) {
+ /* Need to update layer 2 devices on reassociation */
+ sta = sta_info_get(local, mac);
+ if (sta)
+ ieee80211_send_layer2_update(sta);
+ }
rcu_read_unlock();
return err;
}
- if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
- sdata->vif.type == NL80211_IFTYPE_AP)
+ if (layer2_update)
ieee80211_send_layer2_update(sta);
rcu_read_unlock();