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Diffstat (limited to 'net/mac80211/iface.c')
-rw-r--r--net/mac80211/iface.c76
1 files changed, 44 insertions, 32 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index e8221180b6c1..2acc416e77e1 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -236,7 +236,10 @@ static int ieee80211_open(struct net_device *dev)
break;
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_ADHOC:
- sdata->u.sta.flags &= ~IEEE80211_STA_PREV_BSSID_SET;
+ if (sdata->vif.type == NL80211_IFTYPE_STATION)
+ sdata->u.mgd.flags &= ~IEEE80211_STA_PREV_BSSID_SET;
+ else
+ sdata->u.ibss.flags &= ~IEEE80211_IBSS_PREV_BSSID_SET;
/* fall through */
default:
conf.vif = &sdata->vif;
@@ -321,11 +324,10 @@ static int ieee80211_open(struct net_device *dev)
* yet be effective. Trigger execution of ieee80211_sta_work
* to fix this.
*/
- if (sdata->vif.type == NL80211_IFTYPE_STATION ||
- sdata->vif.type == NL80211_IFTYPE_ADHOC) {
- struct ieee80211_if_sta *ifsta = &sdata->u.sta;
- queue_work(local->hw.workqueue, &ifsta->work);
- }
+ if (sdata->vif.type == NL80211_IFTYPE_STATION)
+ queue_work(local->hw.workqueue, &sdata->u.mgd.work);
+ else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
+ queue_work(local->hw.workqueue, &sdata->u.ibss.work);
netif_tx_start_all_queues(dev);
@@ -452,15 +454,13 @@ static int ieee80211_stop(struct net_device *dev)
netif_addr_unlock_bh(local->mdev);
break;
case NL80211_IFTYPE_STATION:
- case NL80211_IFTYPE_ADHOC:
/* Announce that we are leaving the network. */
- if (sdata->u.sta.state != IEEE80211_STA_MLME_DISABLED)
+ if (sdata->u.mgd.state != IEEE80211_STA_MLME_DISABLED)
ieee80211_sta_deauthenticate(sdata,
WLAN_REASON_DEAUTH_LEAVING);
-
- memset(sdata->u.sta.bssid, 0, ETH_ALEN);
- del_timer_sync(&sdata->u.sta.chswitch_timer);
- del_timer_sync(&sdata->u.sta.timer);
+ memset(sdata->u.mgd.bssid, 0, ETH_ALEN);
+ del_timer_sync(&sdata->u.mgd.chswitch_timer);
+ del_timer_sync(&sdata->u.mgd.timer);
/*
* If the timer fired while we waited for it, it will have
* requeued the work. Now the work will be running again
@@ -468,8 +468,8 @@ static int ieee80211_stop(struct net_device *dev)
* whether the interface is running, which, at this point,
* it no longer is.
*/
- cancel_work_sync(&sdata->u.sta.work);
- cancel_work_sync(&sdata->u.sta.chswitch_work);
+ cancel_work_sync(&sdata->u.mgd.work);
+ cancel_work_sync(&sdata->u.mgd.chswitch_work);
/*
* When we get here, the interface is marked down.
* Call synchronize_rcu() to wait for the RX path
@@ -477,13 +477,22 @@ static int ieee80211_stop(struct net_device *dev)
* frames at this very time on another CPU.
*/
synchronize_rcu();
- skb_queue_purge(&sdata->u.sta.skb_queue);
+ skb_queue_purge(&sdata->u.mgd.skb_queue);
- sdata->u.sta.flags &= ~(IEEE80211_STA_PRIVACY_INVOKED |
+ sdata->u.mgd.flags &= ~(IEEE80211_STA_PRIVACY_INVOKED |
IEEE80211_STA_TKIP_WEP_USED);
- kfree(sdata->u.sta.extra_ie);
- sdata->u.sta.extra_ie = NULL;
- sdata->u.sta.extra_ie_len = 0;
+ kfree(sdata->u.mgd.extra_ie);
+ sdata->u.mgd.extra_ie = NULL;
+ sdata->u.mgd.extra_ie_len = 0;
+ /* fall through */
+ case NL80211_IFTYPE_ADHOC:
+ if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
+ memset(sdata->u.ibss.bssid, 0, ETH_ALEN);
+ 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:
if (ieee80211_vif_is_mesh(&sdata->vif)) {
@@ -629,19 +638,20 @@ static void ieee80211_teardown_sdata(struct net_device *dev)
if (ieee80211_vif_is_mesh(&sdata->vif))
mesh_rmc_free(sdata);
break;
- case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_ADHOC:
- kfree(sdata->u.sta.extra_ie);
- kfree(sdata->u.sta.assocreq_ies);
- kfree(sdata->u.sta.assocresp_ies);
- kfree_skb(sdata->u.sta.probe_resp);
- kfree(sdata->u.sta.ie_probereq);
- kfree(sdata->u.sta.ie_proberesp);
- kfree(sdata->u.sta.ie_auth);
- kfree(sdata->u.sta.ie_assocreq);
- kfree(sdata->u.sta.ie_reassocreq);
- kfree(sdata->u.sta.ie_deauth);
- kfree(sdata->u.sta.ie_disassoc);
+ kfree_skb(sdata->u.ibss.probe_resp);
+ break;
+ case NL80211_IFTYPE_STATION:
+ kfree(sdata->u.mgd.extra_ie);
+ kfree(sdata->u.mgd.assocreq_ies);
+ kfree(sdata->u.mgd.assocresp_ies);
+ kfree(sdata->u.mgd.ie_probereq);
+ kfree(sdata->u.mgd.ie_proberesp);
+ kfree(sdata->u.mgd.ie_auth);
+ kfree(sdata->u.mgd.ie_assocreq);
+ kfree(sdata->u.mgd.ie_reassocreq);
+ kfree(sdata->u.mgd.ie_deauth);
+ kfree(sdata->u.mgd.ie_disassoc);
break;
case NL80211_IFTYPE_WDS:
case NL80211_IFTYPE_AP_VLAN:
@@ -708,9 +718,11 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata,
INIT_LIST_HEAD(&sdata->u.ap.vlans);
break;
case NL80211_IFTYPE_STATION:
- case NL80211_IFTYPE_ADHOC:
ieee80211_sta_setup_sdata(sdata);
break;
+ case NL80211_IFTYPE_ADHOC:
+ ieee80211_ibss_setup_sdata(sdata);
+ break;
case NL80211_IFTYPE_MESH_POINT:
if (ieee80211_vif_is_mesh(&sdata->vif))
ieee80211_mesh_init_sdata(sdata);