diff options
Diffstat (limited to 'net/mac80211/iface.c')
| -rw-r--r-- | net/mac80211/iface.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 906fc2be0cf..56167a3d872 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -465,21 +465,11 @@ static int ieee80211_stop(struct net_device *dev) cancel_work_sync(&sdata->u.mgd.monitor_work); cancel_work_sync(&sdata->u.mgd.beacon_connection_loss_work); - /* - * When we get here, the interface is marked down. - * Call synchronize_rcu() to wait for the RX path - * should it be using the interface and enqueuing - * frames at this very time on another CPU. - */ - synchronize_rcu(); - skb_queue_purge(&sdata->u.mgd.skb_queue); /* fall through */ case NL80211_IFTYPE_ADHOC: if (sdata->vif.type == NL80211_IFTYPE_ADHOC) { del_timer_sync(&sdata->u.ibss.timer); cancel_work_sync(&sdata->u.ibss.work); - synchronize_rcu(); - skb_queue_purge(&sdata->u.ibss.skb_queue); } /* fall through */ case NL80211_IFTYPE_MESH_POINT: @@ -495,6 +485,15 @@ static int ieee80211_stop(struct net_device *dev) } /* fall through */ default: + /* + * When we get here, the interface is marked down. + * Call synchronize_rcu() to wait for the RX path + * should it be using the interface and enqueuing + * frames at this very time on another CPU. + */ + synchronize_rcu(); + skb_queue_purge(&sdata->skb_queue); + if (local->scan_sdata == sdata) ieee80211_scan_cancel(local); @@ -721,6 +720,8 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, /* only monitor differs */ sdata->dev->type = ARPHRD_ETHER; + skb_queue_head_init(&sdata->skb_queue); + switch (type) { case NL80211_IFTYPE_AP: skb_queue_head_init(&sdata->u.ap.ps_bc_buf); |