13 files changed, 61 insertions, 25 deletions

diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index 16a271787b85..1895d63aad0a 100644
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -679,7 +679,7 @@ static u8 ath_rc_get_highest_rix(struct ath_softc *sc,
                 return rate;
 
         if (rate_table->info[rate].valid_single_stream &&
-            !(ath_rc_priv->ht_cap & WLAN_RC_DS_FLAG));
+            !(ath_rc_priv->ht_cap & WLAN_RC_DS_FLAG))
                 return rate;
 
         /* This should not happen */
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index 8701034569fa..de4e804bedf0 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -1157,8 +1157,9 @@ struct b43_dmaring *parse_cookie(struct b43_wldev *dev, u16 cookie, int *slot)
 }
 
 static int dma_tx_fragment(struct b43_dmaring *ring,
-                           struct sk_buff *skb)
+                           struct sk_buff **in_skb)
 {
+        struct sk_buff *skb = *in_skb;
         const struct b43_dma_ops *ops = ring->ops;
         struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
         u8 *header;
@@ -1224,8 +1225,14 @@ static int dma_tx_fragment(struct b43_dmaring *ring,
                 }
 
                 memcpy(skb_put(bounce_skb, skb->len), skb->data, skb->len);
+                memcpy(bounce_skb->cb, skb->cb, sizeof(skb->cb));
+                bounce_skb->dev = skb->dev;
+                skb_set_queue_mapping(bounce_skb, skb_get_queue_mapping(skb));
+                info = IEEE80211_SKB_CB(bounce_skb);
+
                 dev_kfree_skb_any(skb);
                 skb = bounce_skb;
+                *in_skb = bounce_skb;
                 meta->skb = skb;
                 meta->dmaaddr = map_descbuffer(ring, skb->data, skb->len, 1);
                 if (b43_dma_mapping_error(ring, meta->dmaaddr, skb->len, 1)) {
@@ -1355,7 +1362,11 @@ int b43_dma_tx(struct b43_wldev *dev, struct sk_buff *skb)
          * static, so we don't need to store it per frame. */
         ring->queue_prio = skb_get_queue_mapping(skb);
 
-        err = dma_tx_fragment(ring, skb);
+        /* dma_tx_fragment might reallocate the skb, so invalidate pointers pointing
+         * into the skb data or cb now. */
+        hdr = NULL;
+        info = NULL;
+        err = dma_tx_fragment(ring, &skb);
         if (unlikely(err == -ENOKEY)) {
                 /* Drop this packet, as we don't have the encryption key
                  * anymore and must not transmit it unencrypted. */
diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c
index 240cff1e6979..a741d37fd96f 100644
--- a/drivers/net/wireless/ipw2x00/ipw2100.c
+++ b/drivers/net/wireless/ipw2x00/ipw2100.c
@@ -6325,8 +6325,10 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
 
       fail:
         if (dev) {
-                if (registered)
+                if (registered) {
+                        unregister_ieee80211(priv->ieee);
                         unregister_netdev(dev);
+                }
 
                 ipw2100_hw_stop_adapter(priv);
 
@@ -6383,6 +6385,7 @@ static void __devexit ipw2100_pci_remove_one(struct pci_dev *pci_dev)
                 /* Unregister the device first - this results in close()
                  * being called if the device is open.  If we free storage
                  * first, then close() will crash. */
+                unregister_ieee80211(priv->ieee);
                 unregister_netdev(dev);
 
                 /* ipw2100_down will ensure that there is no more pending work
diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c
index 8d58e6ed4e7d..04341a2a6193 100644
--- a/drivers/net/wireless/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/ipw2x00/ipw2200.c
@@ -11821,6 +11821,7 @@ static int __devinit ipw_pci_probe(struct pci_dev *pdev,
                 if (err) {
                         IPW_ERROR("Failed to register promiscuous network "
                                   "device (error %d).\n", err);
+                        unregister_ieee80211(priv->ieee);
                         unregister_netdev(priv->net_dev);
                         goto out_remove_sysfs;
                 }
@@ -11871,6 +11872,7 @@ static void __devexit ipw_pci_remove(struct pci_dev *pdev)
 
         mutex_unlock(&priv->mutex);
 
+        unregister_ieee80211(priv->ieee);
         unregister_netdev(priv->net_dev);
 
         if (priv->rxq) {
diff --git a/drivers/net/wireless/ipw2x00/libipw.h b/drivers/net/wireless/ipw2x00/libipw.h
index bf45391172f3..f42ade6c2d3e 100644
--- a/drivers/net/wireless/ipw2x00/libipw.h
+++ b/drivers/net/wireless/ipw2x00/libipw.h
@@ -1020,6 +1020,7 @@ static inline int libipw_is_cck_rate(u8 rate)
 /* ieee80211.c */
 extern void free_ieee80211(struct net_device *dev, int monitor);
 extern struct net_device *alloc_ieee80211(int sizeof_priv, int monitor);
+extern void unregister_ieee80211(struct libipw_device *ieee);
 extern int libipw_change_mtu(struct net_device *dev, int new_mtu);
 
 extern void libipw_networks_age(struct libipw_device *ieee,
diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c
index a0e9f6aed7da..be5b809ec97a 100644
--- a/drivers/net/wireless/ipw2x00/libipw_module.c
+++ b/drivers/net/wireless/ipw2x00/libipw_module.c
@@ -235,16 +235,19 @@ void free_ieee80211(struct net_device *dev, int monitor)
         libipw_networks_free(ieee);
 
         /* free cfg80211 resources */
-        if (!monitor) {
-                wiphy_unregister(ieee->wdev.wiphy);
-                kfree(ieee->a_band.channels);
-                kfree(ieee->bg_band.channels);
+        if (!monitor)
                 wiphy_free(ieee->wdev.wiphy);
-        }
 
         free_netdev(dev);
 }
 
+void unregister_ieee80211(struct libipw_device *ieee)
+{
+        wiphy_unregister(ieee->wdev.wiphy);
+        kfree(ieee->a_band.channels);
+        kfree(ieee->bg_band.channels);
+}
+
 #ifdef CONFIG_LIBIPW_DEBUG
 
 static int debug = 0;
@@ -330,3 +333,4 @@ module_init(libipw_init);
 
 EXPORT_SYMBOL(alloc_ieee80211);
 EXPORT_SYMBOL(free_ieee80211);
+EXPORT_SYMBOL(unregister_ieee80211);
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index 92bc8c5f1ca2..3fac4efa5ac8 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -508,7 +508,7 @@ static int __if_usb_submit_rx_urb(struct if_usb_card *cardp,
         /* Fill the receive configuration URB and initialise the Rx call back */
         usb_fill_bulk_urb(cardp->rx_urb, cardp->udev,
                           usb_rcvbulkpipe(cardp->udev, cardp->ep_in),
-                          (void *) (skb->tail + (size_t) IPFIELD_ALIGN_OFFSET),
+                          skb->data + IPFIELD_ALIGN_OFFSET,
                           MRVDRV_ETH_RX_PACKET_BUFFER_SIZE, callbackfn,
                           cardp);
 
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index b8f5ee33445e..14e7bb210075 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -2389,10 +2389,13 @@ static struct usb_device_id rt73usb_device_table[] = {
         { USB_DEVICE(0x13b1, 0x0023), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x13b1, 0x0028), USB_DEVICE_DATA(&rt73usb_ops) },
         /* MSI */
+        { USB_DEVICE(0x0db0, 0x4600), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x0db0, 0x6877), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x0db0, 0x6874), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x0db0, 0xa861), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x0db0, 0xa874), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* Ovislink */
+        { USB_DEVICE(0x1b75, 0x7318), USB_DEVICE_DATA(&rt73usb_ops) },
         /* Ralink */
         { USB_DEVICE(0x04bb, 0x093d), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt73usb_ops) },
@@ -2420,6 +2423,8 @@ static struct usb_device_id rt73usb_device_table[] = {
         /* Planex */
         { USB_DEVICE(0x2019, 0xab01), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x2019, 0xab50), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* WideTell */
+        { USB_DEVICE(0x7167, 0x3840), USB_DEVICE_DATA(&rt73usb_ops) },
         /* Zcom */
         { USB_DEVICE(0x0cde, 0x001c), USB_DEVICE_DATA(&rt73usb_ops) },
         /* ZyXEL */
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index bd765f30dba2..b09948ceec4a 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -666,26 +666,25 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
 
         state = &sta->ampdu_mlme.tid_state_tx[tid];
 
+        del_timer_sync(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
+
         spin_lock_bh(&sta->lock);
 
-        if (!(*state & HT_ADDBA_REQUESTED_MSK)) {
-                spin_unlock_bh(&sta->lock);
-                return;
-        }
+        if (!(*state & HT_ADDBA_REQUESTED_MSK))
+                goto timer_still_needed;
 
         if (mgmt->u.action.u.addba_resp.dialog_token !=
                 sta->ampdu_mlme.tid_tx[tid]->dialog_token) {
-                spin_unlock_bh(&sta->lock);
 #ifdef CONFIG_MAC80211_HT_DEBUG
                 printk(KERN_DEBUG "wrong addBA response token, tid %d\n", tid);
 #endif /* CONFIG_MAC80211_HT_DEBUG */
-                return;
+                goto timer_still_needed;
         }
 
-        del_timer_sync(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
 #ifdef CONFIG_MAC80211_HT_DEBUG
         printk(KERN_DEBUG "switched off addBA timer for tid %d \n", tid);
 #endif /* CONFIG_MAC80211_HT_DEBUG */
+
         if (le16_to_cpu(mgmt->u.action.u.addba_resp.status)
                         == WLAN_STATUS_SUCCESS) {
                 u8 curstate = *state;
@@ -699,5 +698,11 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
         } else {
                 ___ieee80211_stop_tx_ba_session(sta, tid, WLAN_BACK_INITIATOR);
         }
+
+        goto out;
+
+ timer_still_needed:
+        add_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
+ out:
         spin_unlock_bh(&sta->lock);
 }
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 5608f6c68413..7b5131bd6fa1 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -72,6 +72,9 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
         struct ieee80211_sub_if_data *sdata;
         int ret;
 
+        if (netif_running(dev))
+                return -EBUSY;
+
         if (!nl80211_type_check(type))
                 return -EINVAL;
 
@@ -81,9 +84,6 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
         if (ret)
                 return ret;
 
-        if (netif_running(sdata->dev))
-                return -EBUSY;
-
         if (ieee80211_vif_is_mesh(&sdata->vif) && params->mesh_id_len)
                 ieee80211_sdata_set_mesh_id(sdata,
                                             params->mesh_id_len,
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 0891bfb06996..48ef1a282b91 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -153,7 +153,7 @@ void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
         if (net_ratelimit())
                 printk(KERN_DEBUG "delba from %pM (%s) tid %d reason code %d\n",
                         mgmt->sa, initiator ? "initiator" : "recipient", tid,
-                        mgmt->u.action.u.delba.reason_code);
+                        le16_to_cpu(mgmt->u.action.u.delba.reason_code));
 #endif /* CONFIG_MAC80211_HT_DEBUG */
 
         if (initiator == WLAN_BACK_INITIATOR)
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index ca8ecce31d34..f1362f32c17d 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -73,6 +73,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
         struct ieee80211_mgmt *mgmt;
         u8 *pos;
         struct ieee80211_supported_band *sband;
+        struct cfg80211_bss *bss;
         u32 bss_change;
         u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
 
@@ -177,8 +178,9 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
         mod_timer(&ifibss->timer,
                   round_jiffies(jiffies + IEEE80211_IBSS_MERGE_INTERVAL));
 
-        cfg80211_inform_bss_frame(local->hw.wiphy, local->hw.conf.channel,
-                                  mgmt, skb->len, 0, GFP_KERNEL);
+        bss = cfg80211_inform_bss_frame(local->hw.wiphy, local->hw.conf.channel,
+                                        mgmt, skb->len, 0, GFP_KERNEL);
+        cfg80211_put_bss(bss);
         cfg80211_ibss_joined(sdata->dev, ifibss->bssid, GFP_KERNEL);
 }
 
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index ece378d531ef..9f0b2800a9d7 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -165,7 +165,7 @@ void cfg80211_conn_work(struct work_struct *work)
         struct cfg80211_registered_device *rdev =
                 container_of(work, struct cfg80211_registered_device, conn_work);
         struct wireless_dev *wdev;
-        u8 bssid[ETH_ALEN];
+        u8 bssid_buf[ETH_ALEN], *bssid = NULL;
 
         rtnl_lock();
         cfg80211_lock_rdev(rdev);
@@ -181,7 +181,10 @@ void cfg80211_conn_work(struct work_struct *work)
                         wdev_unlock(wdev);
                         continue;
                 }
-                memcpy(bssid, wdev->conn->params.bssid, ETH_ALEN);
+                if (wdev->conn->params.bssid) {
+                        memcpy(bssid_buf, wdev->conn->params.bssid, ETH_ALEN);
+                        bssid = bssid_buf;
+                }
                 if (cfg80211_conn_do_work(wdev))
                         __cfg80211_connect_result(
                                         wdev->netdev, bssid,