Merge branch 'linus' into stackprotectortip-stackprotector-2008-06-25_10.27_Wed

27 files changed, 336 insertions, 193 deletions

diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 4e1c690ff45f..32019fb878d8 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -2905,7 +2905,7 @@ EXPORT_SYMBOL(init_airo_card);
 
 static int waitbusy (struct airo_info *ai) {
 	int delay = 0;
-	while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) {
+	while ((IN4500(ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) {
 		udelay (10);
 		if ((++delay % 20) == 0)
 			OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index 37783cdd301a..d3db298c05fc 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -630,7 +630,6 @@ struct b43_pio {
 
 /* Context information for a noise calculation (Link Quality). */
 struct b43_noise_calculation {
-	u8 channel_at_start;
 	bool calculation_running;
 	u8 nr_samples;
 	s8 samples[8][4];
@@ -737,6 +736,7 @@ struct b43_wl {
 	struct ieee80211_tx_control beacon_txctl;
 	bool beacon0_uploaded;
 	bool beacon1_uploaded;
+	bool beacon_templates_virgin; /* Never wrote the templates? */
 	struct work_struct beacon_update_trigger;
 
 	/* The current QOS parameters for the 4 queues.
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index 6dcbb3c87e72..e23f2f172bd7 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -795,24 +795,49 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
 {
 	struct b43_dmaring *ring;
 	int err;
-	int nr_slots;
 	dma_addr_t dma_test;
 
 	ring = kzalloc(sizeof(*ring), GFP_KERNEL);
 	if (!ring)
 		goto out;
-	ring->type = type;
 
-	nr_slots = B43_RXRING_SLOTS;
+	ring->nr_slots = B43_RXRING_SLOTS;
 	if (for_tx)
-		nr_slots = B43_TXRING_SLOTS;
+		ring->nr_slots = B43_TXRING_SLOTS;
 
-	ring->meta = kcalloc(nr_slots, sizeof(struct b43_dmadesc_meta),
+	ring->meta = kcalloc(ring->nr_slots, sizeof(struct b43_dmadesc_meta),
 			     GFP_KERNEL);
 	if (!ring->meta)
 		goto err_kfree_ring;
+
+	ring->type = type;
+	ring->dev = dev;
+	ring->mmio_base = b43_dmacontroller_base(type, controller_index);
+	ring->index = controller_index;
+	if (type == B43_DMA_64BIT)
+		ring->ops = &dma64_ops;
+	else
+		ring->ops = &dma32_ops;
 	if (for_tx) {
-		ring->txhdr_cache = kcalloc(nr_slots,
+		ring->tx = 1;
+		ring->current_slot = -1;
+	} else {
+		if (ring->index == 0) {
+			ring->rx_buffersize = B43_DMA0_RX_BUFFERSIZE;
+			ring->frameoffset = B43_DMA0_RX_FRAMEOFFSET;
+		} else if (ring->index == 3) {
+			ring->rx_buffersize = B43_DMA3_RX_BUFFERSIZE;
+			ring->frameoffset = B43_DMA3_RX_FRAMEOFFSET;
+		} else
+			B43_WARN_ON(1);
+	}
+	spin_lock_init(&ring->lock);
+#ifdef CONFIG_B43_DEBUG
+	ring->last_injected_overflow = jiffies;
+#endif
+
+	if (for_tx) {
+		ring->txhdr_cache = kcalloc(ring->nr_slots,
 					    b43_txhdr_size(dev),
 					    GFP_KERNEL);
 		if (!ring->txhdr_cache)
@@ -828,7 +853,7 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
 					  b43_txhdr_size(dev), 1)) {
 			/* ugh realloc */
 			kfree(ring->txhdr_cache);
-			ring->txhdr_cache = kcalloc(nr_slots,
+			ring->txhdr_cache = kcalloc(ring->nr_slots,
 						    b43_txhdr_size(dev),
 						    GFP_KERNEL | GFP_DMA);
 			if (!ring->txhdr_cache)
@@ -853,32 +878,6 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
 				 DMA_TO_DEVICE);
 	}
 
-	ring->dev = dev;
-	ring->nr_slots = nr_slots;
-	ring->mmio_base = b43_dmacontroller_base(type, controller_index);
-	ring->index = controller_index;
-	if (type == B43_DMA_64BIT)
-		ring->ops = &dma64_ops;
-	else
-		ring->ops = &dma32_ops;
-	if (for_tx) {
-		ring->tx = 1;
-		ring->current_slot = -1;
-	} else {
-		if (ring->index == 0) {
-			ring->rx_buffersize = B43_DMA0_RX_BUFFERSIZE;
-			ring->frameoffset = B43_DMA0_RX_FRAMEOFFSET;
-		} else if (ring->index == 3) {
-			ring->rx_buffersize = B43_DMA3_RX_BUFFERSIZE;
-			ring->frameoffset = B43_DMA3_RX_FRAMEOFFSET;
-		} else
-			B43_WARN_ON(1);
-	}
-	spin_lock_init(&ring->lock);
-#ifdef CONFIG_B43_DEBUG
-	ring->last_injected_overflow = jiffies;
-#endif
-
 	err = alloc_ringmemory(ring);
 	if (err)
 		goto err_kfree_txhdr_cache;
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 8fdba9415c04..fa4b0d8b74a2 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -1145,7 +1145,6 @@ static void b43_generate_noise_sample(struct b43_wldev *dev)
 	b43_jssi_write(dev, 0x7F7F7F7F);
 	b43_write32(dev, B43_MMIO_MACCMD,
 		    b43_read32(dev, B43_MMIO_MACCMD) | B43_MACCMD_BGNOISE);
-	B43_WARN_ON(dev->noisecalc.channel_at_start != dev->phy.channel);
 }
 
 static void b43_calculate_link_quality(struct b43_wldev *dev)
@@ -1154,7 +1153,6 @@ static void b43_calculate_link_quality(struct b43_wldev *dev)
 
 	if (dev->noisecalc.calculation_running)
 		return;
-	dev->noisecalc.channel_at_start = dev->phy.channel;
 	dev->noisecalc.calculation_running = 1;
 	dev->noisecalc.nr_samples = 0;
 
@@ -1171,9 +1169,16 @@ static void handle_irq_noise(struct b43_wldev *dev)
 
 	/* Bottom half of Link Quality calculation. */
 
+	/* Possible race condition: It might be possible that the user
+	 * changed to a different channel in the meantime since we
+	 * started the calculation. We ignore that fact, since it's
+	 * not really that much of a problem. The background noise is
+	 * an estimation only anyway. Slightly wrong results will get damped
+	 * by the averaging of the 8 sample rounds. Additionally the
+	 * value is shortlived. So it will be replaced by the next noise
+	 * calculation round soon. */
+
 	B43_WARN_ON(!dev->noisecalc.calculation_running);
-	if (dev->noisecalc.channel_at_start != phy->channel)
-		goto drop_calculation;
 	*((__le32 *)noise) = cpu_to_le32(b43_jssi_read(dev));
 	if (noise[0] == 0x7F || noise[1] == 0x7F ||
 	    noise[2] == 0x7F || noise[3] == 0x7F)
@@ -1214,11 +1219,10 @@ static void handle_irq_noise(struct b43_wldev *dev)
 			average -= 48;
 
 		dev->stats.link_noise = average;
-	      drop_calculation:
 		dev->noisecalc.calculation_running = 0;
 		return;
 	}
-      generate_new:
+generate_new:
 	b43_generate_noise_sample(dev);
 }
 
@@ -1544,6 +1548,30 @@ static void b43_write_probe_resp_template(struct b43_wldev *dev,
 	kfree(probe_resp_data);
 }
 
+static void b43_upload_beacon0(struct b43_wldev *dev)
+{
+	struct b43_wl *wl = dev->wl;
+
+	if (wl->beacon0_uploaded)
+		return;
+	b43_write_beacon_template(dev, 0x68, 0x18);
+	/* FIXME: Probe resp upload doesn't really belong here,
+	 *        but we don't use that feature anyway. */
+	b43_write_probe_resp_template(dev, 0x268, 0x4A,
+				      &__b43_ratetable[3]);
+	wl->beacon0_uploaded = 1;
+}
+
+static void b43_upload_beacon1(struct b43_wldev *dev)
+{
+	struct b43_wl *wl = dev->wl;
+
+	if (wl->beacon1_uploaded)
+		return;
+	b43_write_beacon_template(dev, 0x468, 0x1A);
+	wl->beacon1_uploaded = 1;
+}
+
 static void handle_irq_beacon(struct b43_wldev *dev)
 {
 	struct b43_wl *wl = dev->wl;
@@ -1568,24 +1596,27 @@ static void handle_irq_beacon(struct b43_wldev *dev)
 		return;
 	}
 
-	if (!beacon0_valid) {
-		if (!wl->beacon0_uploaded) {
-			b43_write_beacon_template(dev, 0x68, 0x18);
-			b43_write_probe_resp_template(dev, 0x268, 0x4A,
-						      &__b43_ratetable[3]);
-			wl->beacon0_uploaded = 1;
-		}
+	if (unlikely(wl->beacon_templates_virgin)) {
+		/* We never uploaded a beacon before.
+		 * Upload both templates now, but only mark one valid. */
+		wl->beacon_templates_virgin = 0;
+		b43_upload_beacon0(dev);
+		b43_upload_beacon1(dev);
 		cmd = b43_read32(dev, B43_MMIO_MACCMD);
 		cmd |= B43_MACCMD_BEACON0_VALID;
 		b43_write32(dev, B43_MMIO_MACCMD, cmd);
-	} else if (!beacon1_valid) {
-		if (!wl->beacon1_uploaded) {
-			b43_write_beacon_template(dev, 0x468, 0x1A);
-			wl->beacon1_uploaded = 1;
+	} else {
+		if (!beacon0_valid) {
+			b43_upload_beacon0(dev);
+			cmd = b43_read32(dev, B43_MMIO_MACCMD);
+			cmd |= B43_MACCMD_BEACON0_VALID;
+			b43_write32(dev, B43_MMIO_MACCMD, cmd);
+		} else if (!beacon1_valid) {
+			b43_upload_beacon1(dev);
+			cmd = b43_read32(dev, B43_MMIO_MACCMD);
+			cmd |= B43_MACCMD_BEACON1_VALID;
+			b43_write32(dev, B43_MMIO_MACCMD, cmd);
 		}
-		cmd = b43_read32(dev, B43_MMIO_MACCMD);
-		cmd |= B43_MACCMD_BEACON1_VALID;
-		b43_write32(dev, B43_MMIO_MACCMD, cmd);
 	}
 }
 
@@ -4073,6 +4104,9 @@ static int b43_op_start(struct ieee80211_hw *hw)
 	wl->filter_flags = 0;
 	wl->radiotap_enabled = 0;
 	b43_qos_clear(wl);
+	wl->beacon0_uploaded = 0;
+	wl->beacon1_uploaded = 0;
+	wl->beacon_templates_virgin = 1;
 
 	/* First register RFkill.
 	 * LEDs that are registered later depend on it. */
@@ -4241,7 +4275,9 @@ static void b43_chip_reset(struct work_struct *work)
 			goto out;
 		}
 	}
-      out:
+out:
+	if (err)
+		wl->current_dev = NULL; /* Failed to init the dev. */
 	mutex_unlock(&wl->mutex);
 	if (err)
 		b43err(wl, "Controller restart FAILED\n");
@@ -4382,9 +4418,11 @@ static void b43_one_core_detach(struct ssb_device *dev)
 	struct b43_wldev *wldev;
 	struct b43_wl *wl;
 
+	/* Do not cancel ieee80211-workqueue based work here.
+	 * See comment in b43_remove(). */
+
 	wldev = ssb_get_drvdata(dev);
 	wl = wldev->wl;
-	cancel_work_sync(&wldev->restart_work);
 	b43_debugfs_remove_device(wldev);
 	b43_wireless_core_detach(wldev);
 	list_del(&wldev->list);
@@ -4569,6 +4607,10 @@ static void b43_remove(struct ssb_device *dev)
 	struct b43_wl *wl = ssb_get_devtypedata(dev);
 	struct b43_wldev *wldev = ssb_get_drvdata(dev);
 
+	/* We must cancel any work here before unregistering from ieee80211,
+	 * as the ieee80211 unreg will destroy the workqueue. */
+	cancel_work_sync(&wldev->restart_work);
+
 	B43_WARN_ON(!wl);
 	if (wl->current_dev == wldev)
 		ieee80211_unregister_hw(wl->hw);
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 14a5eea2573e..204077c13870 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -3039,7 +3039,6 @@ static void b43legacy_set_pretbtt(struct b43legacy_wldev *dev)
 /* Locking: wl->mutex */
 static void b43legacy_wireless_core_exit(struct b43legacy_wldev *dev)
 {
-	struct b43legacy_wl *wl = dev->wl;
 	struct b43legacy_phy *phy = &dev->phy;
 	u32 macctl;
 
@@ -3054,12 +3053,6 @@ static void b43legacy_wireless_core_exit(struct b43legacy_wldev *dev)
 	macctl |= B43legacy_MACCTL_PSM_JMP0;
 	b43legacy_write32(dev, B43legacy_MMIO_MACCTL, macctl);
 
-	mutex_unlock(&wl->mutex);
-	/* Must unlock as it would otherwise deadlock. No races here.
-	 * Cancel possibly pending workqueues. */
-	cancel_work_sync(&dev->restart_work);
-	mutex_lock(&wl->mutex);
-
 	b43legacy_leds_exit(dev);
 	b43legacy_rng_exit(dev->wl);
 	b43legacy_pio_free(dev);
@@ -3486,6 +3479,8 @@ static void b43legacy_chip_reset(struct work_struct *work)
 		}
 	}
 out:
+	if (err)
+		wl->current_dev = NULL; /* Failed to init the dev. */
 	mutex_unlock(&wl->mutex);
 	if (err)
 		b43legacyerr(wl, "Controller restart FAILED\n");
@@ -3618,9 +3613,11 @@ static void b43legacy_one_core_detach(struct ssb_device *dev)
 	struct b43legacy_wldev *wldev;
 	struct b43legacy_wl *wl;
 
+	/* Do not cancel ieee80211-workqueue based work here.
+	 * See comment in b43legacy_remove(). */
+
 	wldev = ssb_get_drvdata(dev);
 	wl = wldev->wl;
-	cancel_work_sync(&wldev->restart_work);
 	b43legacy_debugfs_remove_device(wldev);
 	b43legacy_wireless_core_detach(wldev);
 	list_del(&wldev->list);
@@ -3789,6 +3786,10 @@ static void b43legacy_remove(struct ssb_device *dev)
 	struct b43legacy_wl *wl = ssb_get_devtypedata(dev);
 	struct b43legacy_wldev *wldev = ssb_get_drvdata(dev);
 
+	/* We must cancel any work here before unregistering from ieee80211,
+	 * as the ieee80211 unreg will destroy the workqueue. */
+	cancel_work_sync(&wldev->restart_work);
+
 	B43legacy_WARN_ON(!wl);
 	if (wl->current_dev == wldev)
 		ieee80211_unregister_hw(wl->hw);
diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c
index 20d387f6658c..f7aec9309d04 100644
--- a/drivers/net/wireless/hostap/hostap_main.c
+++ b/drivers/net/wireless/hostap/hostap_main.c
@@ -682,7 +682,13 @@ static int prism2_close(struct net_device *dev)
 		netif_device_detach(dev);
 	}
 
-	flush_scheduled_work();
+	cancel_work_sync(&local->reset_queue);
+	cancel_work_sync(&local->set_multicast_list_queue);
+	cancel_work_sync(&local->set_tim_queue);
+#ifndef PRISM2_NO_STATION_MODES
+	cancel_work_sync(&local->info_queue);
+#endif
+	cancel_work_sync(&local->comms_qual_update);
 
 	module_put(local->hw_module);
 
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index d74c061994ae..6e704608947c 100644
--- a/drivers/net/wireless/ipw2200.c
+++ b/drivers/net/wireless/ipw2200.c
@@ -1753,6 +1753,8 @@ static int ipw_radio_kill_sw(struct ipw_priv *priv, int disable_radio)
 
 		if (priv->workqueue) {
 			cancel_delayed_work(&priv->request_scan);
+			cancel_delayed_work(&priv->request_direct_scan);
+			cancel_delayed_work(&priv->request_passive_scan);
 			cancel_delayed_work(&priv->scan_event);
 		}
 		queue_work(priv->workqueue, &priv->down);
@@ -2005,6 +2007,8 @@ static void ipw_irq_tasklet(struct ipw_priv *priv)
 		wake_up_interruptible(&priv->wait_command_queue);
 		priv->status &= ~(STATUS_ASSOCIATED | STATUS_ASSOCIATING);
 		cancel_delayed_work(&priv->request_scan);
+		cancel_delayed_work(&priv->request_direct_scan);
+		cancel_delayed_work(&priv->request_passive_scan);
 		cancel_delayed_work(&priv->scan_event);
 		schedule_work(&priv->link_down);
 		queue_delayed_work(priv->workqueue, &priv->rf_kill, 2 * HZ);
@@ -4712,6 +4716,12 @@ static void ipw_rx_notification(struct ipw_priv *priv,
 			priv->status &= ~STATUS_SCAN_FORCED;
 #endif				/* CONFIG_IPW2200_MONITOR */
 
+			/* Do queued direct scans first */
+			if (priv->status & STATUS_DIRECT_SCAN_PENDING) {
+				queue_delayed_work(priv->workqueue,
+						   &priv->request_direct_scan, 0);
+			}
+
 			if (!(priv->status & (STATUS_ASSOCIATED |
 					      STATUS_ASSOCIATING |
 					      STATUS_ROAMING |
@@ -6267,7 +6277,7 @@ static void ipw_add_scan_channels(struct ipw_priv *priv,
 	}
 }
 
-static int ipw_request_scan_helper(struct ipw_priv *priv, int type)
+static int ipw_request_scan_helper(struct ipw_priv *priv, int type, int direct)
 {
 	struct ipw_scan_request_ext scan;
 	int err = 0, scan_type;
@@ -6278,22 +6288,31 @@ static int ipw_request_scan_helper(struct ipw_priv *priv, int type)
 
 	mutex_lock(&priv->mutex);
 
+	if (direct && (priv->direct_scan_ssid_len == 0)) {
+		IPW_DEBUG_HC("Direct scan requested but no SSID to scan for\n");
+		priv->status &= ~STATUS_DIRECT_SCAN_PENDING;
+		goto done;
+	}
+
 	if (priv->status & STATUS_SCANNING) {
-		IPW_DEBUG_HC("Concurrent scan requested.  Ignoring.\n");
-		priv->status |= STATUS_SCAN_PENDING;
+		IPW_DEBUG_HC("Concurrent scan requested.  Queuing.\n");
+		priv->status |= direct ? STATUS_DIRECT_SCAN_PENDING :
+					STATUS_SCAN_PENDING;
 		goto done;
 	}
 
 	if (!(priv->status & STATUS_SCAN_FORCED) &&
 	    priv->status & STATUS_SCAN_ABORTING) {
 		IPW_DEBUG_HC("Scan request while abort pending.  Queuing.\n");
-		priv->status |= STATUS_SCAN_PENDING;
+		priv->status |= direct ? STATUS_DIRECT_SCAN_PENDING :
+					STATUS_SCAN_PENDING;
 		goto done;
 	}
 
 	if (priv->status & STATUS_RF_KILL_MASK) {
-		IPW_DEBUG_HC("Aborting scan due to RF Kill activation\n");
-		priv->status |= STATUS_SCAN_PENDING;
+		IPW_DEBUG_HC("Queuing scan due to RF Kill activation\n");
+		priv->status |= direct ? STATUS_DIRECT_SCAN_PENDING :
+					STATUS_SCAN_PENDING;
 		goto done;
 	}
 
@@ -6321,6 +6340,7 @@ static int ipw_request_scan_helper(struct ipw_priv *priv, int type)
 		cpu_to_le16(20);
 
   	scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120);
+	scan.dwell_time[IPW_SCAN_ACTIVE_DIRECT_SCAN] = cpu_to_le16(20);
 
 #ifdef CONFIG_IPW2200_MONITOR
 	if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
@@ -6360,13 +6380,23 @@ static int ipw_request_scan_helper(struct ipw_priv *priv, int type)
 			cpu_to_le16(2000);
 	} else {
 #endif				/* CONFIG_IPW2200_MONITOR */
-		/* If we are roaming, then make this a directed scan for the
-		 * current network.  Otherwise, ensure that every other scan
-		 * is a fast channel hop scan */
-		if ((priv->status & STATUS_ROAMING)
-		    || (!(priv->status & STATUS_ASSOCIATED)
-			&& (priv->config & CFG_STATIC_ESSID)
-			&& (le32_to_cpu(scan.full_scan_index) % 2))) {
+		/* Honor direct scans first, otherwise if we are roaming make
+		 * this a direct scan for the current network.  Finally,
+		 * ensure that every other scan is a fast channel hop scan */
+		if (direct) {
+			err = ipw_send_ssid(priv, priv->direct_scan_ssid,
+			                    priv->direct_scan_ssid_len);
+			if (err) {
+				IPW_DEBUG_HC("Attempt to send SSID command  "
+					     "failed\n");
+				goto done;
+			}
+
+			scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN;
+		} else if ((priv->status & STATUS_ROAMING)
+			   || (!(priv->status & STATUS_ASSOCIATED)
+			       && (priv->config & CFG_STATIC_ESSID)
+			       && (le32_to_cpu(scan.full_scan_index) % 2))) {
 			err = ipw_send_ssid(priv, priv->essid, priv->essid_len);
 			if (err) {
 				IPW_DEBUG_HC("Attempt to send SSID command "
@@ -6391,7 +6421,12 @@ send_request:
 	}
 
 	priv->status |= STATUS_SCANNING;
-	priv->status &= ~STATUS_SCAN_PENDING;
+	if (direct) {
+		priv->status &= ~STATUS_DIRECT_SCAN_PENDING;
+		priv->direct_scan_ssid_len = 0;
+	} else
+		priv->status &= ~STATUS_SCAN_PENDING;
+
 	queue_delayed_work(priv->workqueue, &priv->scan_check,
 			   IPW_SCAN_CHECK_WATCHDOG);
 done:
@@ -6402,15 +6437,22 @@ done:
 static void ipw_request_passive_scan(struct work_struct *work)
 {
 	struct ipw_priv *priv =
-		container_of(work, struct ipw_priv, request_passive_scan);
-  	ipw_request_scan_helper(priv, IW_SCAN_TYPE_PASSIVE);
+		container_of(work, struct ipw_priv, request_passive_scan.work);
+	ipw_request_scan_helper(priv, IW_SCAN_TYPE_PASSIVE, 0);
 }
 
 static void ipw_request_scan(struct work_struct *work)
 {
 	struct ipw_priv *priv =
 		container_of(work, struct ipw_priv, request_scan.work);
-	ipw_request_scan_helper(priv, IW_SCAN_TYPE_ACTIVE);
+	ipw_request_scan_helper(priv, IW_SCAN_TYPE_ACTIVE, 0);
+}
+
+static void ipw_request_direct_scan(struct work_struct *work)
+{
+	struct ipw_priv *priv =
+		container_of(work, struct ipw_priv, request_direct_scan.work);
+	ipw_request_scan_helper(priv, IW_SCAN_TYPE_ACTIVE, 1);
 }
 
 static void ipw_bg_abort_scan(struct work_struct *work)
@@ -7558,8 +7600,31 @@ static int ipw_associate(void *data)
 	    priv->ieee->iw_mode == IW_MODE_ADHOC &&
 	    priv->config & CFG_ADHOC_CREATE &&
 	    priv->config & CFG_STATIC_ESSID &&
-	    priv->config & CFG_STATIC_CHANNEL &&
-	    !list_empty(&priv->ieee->network_free_list)) {
+	    priv->config & CFG_STATIC_CHANNEL) {
+		/* Use oldest network if the free list is empty */
+		if (list_empty(&priv->ieee->network_free_list)) {
+			struct ieee80211_network *oldest = NULL;
+			struct ieee80211_network *target;
+			DECLARE_MAC_BUF(mac);
+
+			list_for_each_entry(target, &priv->ieee->network_list, list) {
+				if ((oldest == NULL) ||
+				    (target->last_scanned < oldest->last_scanned))
+					oldest = target;
+			}
+
+			/* If there are no more slots, expire the oldest */
+			list_del(&oldest->list);
+			target = oldest;
+			IPW_DEBUG_ASSOC("Expired '%s' (%s) from "
+					"network list.\n",
+					escape_essid(target->ssid,
+						     target->ssid_len),
+					print_mac(mac, target->bssid));
+			list_add_tail(&target->list,
+				      &priv->ieee->network_free_list);
+		}
+
 		element = priv->ieee->network_free_list.next;
 		network = list_entry(element, struct ieee80211_network, list);
 		ipw_adhoc_create(priv, network);
@@ -9454,99 +9519,38 @@ static int ipw_wx_get_retry(struct net_device *dev,
 	return 0;
 }
 
-static int ipw_request_direct_scan(struct ipw_priv *priv, char *essid,
-				   int essid_len)
-{
-	struct ipw_scan_request_ext scan;
-	int err = 0, scan_type;
-
-	if (!(priv->status & STATUS_INIT) ||
-	    (priv->status & STATUS_EXIT_PENDING))
-		return 0;
-
-	mutex_lock(&priv->mutex);
-
-	if (priv->status & STATUS_RF_KILL_MASK) {
-		IPW_DEBUG_HC("Aborting scan due to RF kill activation\n");
-		priv->status |= STATUS_SCAN_PENDING;
-		goto done;
-	}
-
-	IPW_DEBUG_HC("starting request direct scan!\n");
-
-	if (priv->status & (STATUS_SCANNING | STATUS_SCAN_ABORTING)) {
-		/* We should not sleep here; otherwise we will block most
-		 * of the system (for instance, we hold rtnl_lock when we
-		 * get here).
-		 */
-		err = -EAGAIN;
-		goto done;
-	}
-	memset(&scan, 0, sizeof(scan));
-
-	if (priv->config & CFG_SPEED_SCAN)
-		scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] =
-		    cpu_to_le16(30);
-	else
-		scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] =
-		    cpu_to_le16(20);
-
-	scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] =
-	    cpu_to_le16(20);
-	scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120);
-	scan.dwell_time[IPW_SCAN_ACTIVE_DIRECT_SCAN] = cpu_to_le16(20);
-
-	scan.full_scan_index = cpu_to_le32(ieee80211_get_scans(priv->ieee));
-
-	err = ipw_send_ssid(priv, essid, essid_len);
-	if (err) {
-		IPW_DEBUG_HC("Attempt to send SSID command failed\n");
-		goto done;
-	}
-	scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN;
-
-	ipw_add_scan_channels(priv, &scan, scan_type);
-
-	err = ipw_send_scan_request_ext(priv, &scan);
-	if (err) {
-		IPW_DEBUG_HC("Sending scan command failed: %08X\n", err);
-		goto done;
-	}
-
-	priv->status |= STATUS_SCANNING;
-
-      done:
-	mutex_unlock(&priv->mutex);
-	return err;
-}
-
 static int ipw_wx_set_scan(struct net_device *dev,
 			   struct iw_request_info *info,
 			   union iwreq_data *wrqu, char *extra)
 {
 	struct ipw_priv *priv = ieee80211_priv(dev);
 	struct iw_scan_req *req = (struct iw_scan_req *)extra;
+	struct delayed_work *work = NULL;
 
 	mutex_lock(&priv->mutex);
+
 	priv->user_requested_scan = 1;
-	mutex_unlock(&priv->mutex);
 
 	if (wrqu->data.length == sizeof(struct iw_scan_req)) {
 		if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
-			ipw_request_direct_scan(priv, req->essid,
-						req->essid_len);
-			return 0;
-		}
-		if (req->scan_type == IW_SCAN_TYPE_PASSIVE) {
-			queue_work(priv->workqueue,
-				   &priv->request_passive_scan);
-			return 0;
+			int len = min((int)req->essid_len,
+			              (int)sizeof(priv->direct_scan_ssid));
+			memcpy(priv->direct_scan_ssid, req->essid, len);
+			priv->direct_scan_ssid_len = len;
+			work = &priv->request_direct_scan;
+		} else if (req->scan_type == IW_SCAN_TYPE_PASSIVE) {
+			work = &priv->request_passive_scan;
 		}
+	} else {
+		/* Normal active broadcast scan */
+		work = &priv->request_scan;
 	}
 
+	mutex_unlock(&priv->mutex);
+
 	IPW_DEBUG_WX("Start scan\n");
 
-	queue_delayed_work(priv->workqueue, &priv->request_scan, 0);
+	queue_delayed_work(priv->workqueue, work, 0);
 
 	return 0;
 }
@@ -10708,6 +10712,8 @@ static void ipw_link_up(struct ipw_priv *priv)
 	}
 
 	cancel_delayed_work(&priv->request_scan);
+	cancel_delayed_work(&priv->request_direct_scan);
+	cancel_delayed_work(&priv->request_passive_scan);
 	cancel_delayed_work(&priv->scan_event);
 	ipw_reset_stats(priv);
 	/* Ensure the rate is updated immediately */
@@ -10738,6 +10744,8 @@ static void ipw_link_down(struct ipw_priv *priv)
 
 	/* Cancel any queued work ... */
 	cancel_delayed_work(&priv->request_scan);
+	cancel_delayed_work(&priv->request_direct_scan);
+	cancel_delayed_work(&priv->request_passive_scan);
 	cancel_delayed_work(&priv->adhoc_check);
 	cancel_delayed_work(&priv->gather_stats);
 
@@ -10777,8 +10785,9 @@ static int __devinit ipw_setup_deferred_work(struct ipw_priv *priv)
 	INIT_WORK(&priv->up, ipw_bg_up);
 	INIT_WORK(&priv->down, ipw_bg_down);
 	INIT_DELAYED_WORK(&priv->request_scan, ipw_request_scan);
+	INIT_DELAYED_WORK(&priv->request_direct_scan, ipw_request_direct_scan);
+	INIT_DELAYED_WORK(&priv->request_passive_scan, ipw_request_passive_scan);
 	INIT_DELAYED_WORK(&priv->scan_event, ipw_scan_event);
-	INIT_WORK(&priv->request_passive_scan, ipw_request_passive_scan);
 	INIT_DELAYED_WORK(&priv->gather_stats, ipw_bg_gather_stats);
 	INIT_WORK(&priv->abort_scan, ipw_bg_abort_scan);
 	INIT_WORK(&priv->roam, ipw_bg_roam);
@@ -11812,6 +11821,8 @@ static void __devexit ipw_pci_remove(struct pci_dev *pdev)
 	cancel_delayed_work(&priv->adhoc_check);
 	cancel_delayed_work(&priv->gather_stats);
 	cancel_delayed_work(&priv->request_scan);
+	cancel_delayed_work(&priv->request_direct_scan);
+	cancel_delayed_work(&priv->request_passive_scan);
 	cancel_delayed_work(&priv->scan_event);
 	cancel_delayed_work(&priv->rf_kill);
 	cancel_delayed_work(&priv->scan_check);
diff --git a/drivers/net/wireless/ipw2200.h b/drivers/net/wireless/ipw2200.h
index cd3295b66dd6..d4ab28b73b32 100644
--- a/drivers/net/wireless/ipw2200.h
+++ b/drivers/net/wireless/ipw2200.h
@@ -1037,6 +1037,7 @@ struct ipw_cmd {	 /* XXX */
 #define STATUS_DISASSOC_PENDING (1<<12)
 #define STATUS_STATE_PENDING    (1<<13)
 
+#define STATUS_DIRECT_SCAN_PENDING (1<<19)
 #define STATUS_SCAN_PENDING     (1<<20)
 #define STATUS_SCANNING         (1<<21)
 #define STATUS_SCAN_ABORTING    (1<<22)
@@ -1292,6 +1293,8 @@ struct ipw_priv {
 	struct iw_public_data wireless_data;
 
 	int user_requested_scan;
+	u8 direct_scan_ssid[IW_ESSID_MAX_SIZE];
+	u8 direct_scan_ssid_len;
 
 	struct workqueue_struct *workqueue;
 
@@ -1301,8 +1304,9 @@ struct ipw_priv {
 	struct work_struct system_config;
 	struct work_struct rx_replenish;
 	struct delayed_work request_scan;
+	struct delayed_work request_direct_scan;
+	struct delayed_work request_passive_scan;
 	struct delayed_work scan_event;
-  	struct work_struct request_passive_scan;
 	struct work_struct adapter_restart;
 	struct delayed_work rf_kill;
 	struct work_struct up;
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-led.c b/drivers/net/wireless/iwlwifi/iwl-3945-led.c
index d200d08fb086..8b1528e52d43 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-led.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-led.c
@@ -229,14 +229,15 @@ static int iwl3945_led_register_led(struct iwl3945_priv *priv,
 	led->led_dev.brightness_set = iwl3945_led_brightness_set;
 	led->led_dev.default_trigger = trigger;
 
+	led->priv = priv;
+	led->type = type;
+
 	ret = led_classdev_register(device, &led->led_dev);
 	if (ret) {
 		IWL_ERROR("Error: failed to register led handler.\n");
 		return ret;
 	}
 
-	led->priv = priv;
-	led->type = type;
 	led->registered = 1;
 
 	if (set_led && led->led_on)
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
index c9847b1a67f7..3a7f0cb710ec 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
@@ -1162,7 +1162,6 @@ static s32 rs_get_best_rate(struct iwl_priv *priv,
 
 			/* Higher rate not available, use the original */
 			} else {
-				new_rate = rate;
 				break;
 			}
 		}
@@ -2009,7 +2008,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
 	 * 2)  Not just finishing up a search
 	 * 3)  Allowing a new search
 	 */
-	if (!update_lq && !done_search && !lq_sta->stay_in_tbl) {
+	if (!update_lq && !done_search && !lq_sta->stay_in_tbl && window->counter) {
 		/* Save current throughput to compare with "search" throughput*/
 		lq_sta->last_tpt = current_tpt;
 
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 6328b9593877..8124fd9b1353 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -1842,6 +1842,9 @@ static void lbs_send_confirmsleep(struct lbs_private *priv)
 
 	spin_lock_irqsave(&priv->driver_lock, flags);
 
+	/* We don't get a response on the sleep-confirmation */
+	priv->dnld_sent = DNLD_RES_RECEIVED;
+
 	/* If nothing to do, go back to sleep (?) */
 	if (!__kfifo_len(priv->event_fifo) && !priv->resp_len[priv->resp_idx])
 		priv->psstate = PS_STATE_SLEEP;
@@ -1904,12 +1907,12 @@ void lbs_ps_confirm_sleep(struct lbs_private *priv)
 
 	lbs_deb_enter(LBS_DEB_HOST);
 
+	spin_lock_irqsave(&priv->driver_lock, flags);
 	if (priv->dnld_sent) {
 		allowed = 0;
 		lbs_deb_host("dnld_sent was set\n");
 	}
 
-	spin_lock_irqsave(&priv->driver_lock, flags);
 	/* In-progress command? */
 	if (priv->cur_cmd) {
 		allowed = 0;
diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c
index ad2fabca9116..0aa0ce3b2c42 100644
--- a/drivers/net/wireless/libertas/debugfs.c
+++ b/drivers/net/wireless/libertas/debugfs.c
@@ -312,8 +312,8 @@ static ssize_t lbs_threshold_write(uint16_t tlv_type, uint16_t event_mask,
 	if (tlv_type != TLV_TYPE_BCNMISS)
 		tlv->freq = freq;
 
-	/* The command header, the event mask, and the one TLV */
-	events->hdr.size = cpu_to_le16(sizeof(events->hdr) + 2 + sizeof(*tlv));
+	/* The command header, the action, the event mask, and one TLV */
+	events->hdr.size = cpu_to_le16(sizeof(events->hdr) + 4 + sizeof(*tlv));
 
 	ret = lbs_cmd_with_response(priv, CMD_802_11_SUBSCRIBE_EVENT, events);
 
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index e1f066068590..acfc4bfcc262 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -732,8 +732,8 @@ static int lbs_thread(void *data)
 		lbs_deb_thread("4: currenttxskb %p, dnld_sent %d\n",
 		       priv->currenttxskb, priv->dnld_sent);
 
-		spin_lock_irq(&priv->driver_lock);
 		/* Process any pending command response */
+		spin_lock_irq(&priv->driver_lock);
 		resp_idx = priv->resp_idx;
 		if (priv->resp_len[resp_idx]) {
 			spin_unlock_irq(&priv->driver_lock);
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index 98ddbb3b3273..1610a7308c1d 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -49,6 +49,7 @@ static struct usb_device_id p54u_table[] __devinitdata = {
 	{USB_DEVICE(0x5041, 0x2235)},	/* Linksys WUSB54G Portable */
 
 	/* Version 2 devices (3887) */
+	{USB_DEVICE(0x0471, 0x1230)},   /* Philips CPWUA054/00 */
 	{USB_DEVICE(0x050d, 0x7050)},	/* Belkin F5D7050 ver 1000 */
 	{USB_DEVICE(0x0572, 0x2000)},	/* Cohiba Proto board */
 	{USB_DEVICE(0x0572, 0x2002)},	/* Cohiba Proto board */
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index d0b1fb15c709..18c9931e3267 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -116,6 +116,7 @@ MODULE_PARM_DESC(workaround_interval,
 #define OID_802_11_ENCRYPTION_STATUS		ccpu2(0x0d01011b)
 #define OID_802_11_ADD_KEY			ccpu2(0x0d01011d)
 #define OID_802_11_REMOVE_KEY			ccpu2(0x0d01011e)
+#define OID_802_11_ASSOCIATION_INFORMATION	ccpu2(0x0d01011f)
 #define OID_802_11_PMKID			ccpu2(0x0d010123)
 #define OID_802_11_NETWORK_TYPES_SUPPORTED	ccpu2(0x0d010203)
 #define OID_802_11_NETWORK_TYPE_IN_USE		ccpu2(0x0d010204)
@@ -271,6 +272,26 @@ struct ndis_config_param {
 	__le32 value_length;
 } __attribute__((packed));
 
+struct ndis_80211_assoc_info {
+	__le32 length;
+	__le16 req_ies;
+	struct req_ie {
+		__le16 capa;
+		__le16 listen_interval;
+		u8 cur_ap_address[6];
+	} req_ie;
+	__le32 req_ie_length;
+	__le32 offset_req_ies;
+	__le16 resp_ies;
+	struct resp_ie {
+		__le16 capa;
+		__le16 status_code;
+		__le16 assoc_id;
+	} resp_ie;
+	__le32 resp_ie_length;
+	__le32 offset_resp_ies;
+} __attribute__((packed));
+
 /* these have to match what is in wpa_supplicant */
 enum wpa_alg { WPA_ALG_NONE, WPA_ALG_WEP, WPA_ALG_TKIP, WPA_ALG_CCMP };
 enum wpa_cipher { CIPHER_NONE, CIPHER_WEP40, CIPHER_TKIP, CIPHER_CCMP,
@@ -674,6 +695,12 @@ static int get_bssid(struct usbnet *usbdev, u8 bssid[ETH_ALEN])
 	return ret;
 }
 
+static int get_association_info(struct usbnet *usbdev,
+			struct ndis_80211_assoc_info *info, int len)
+{
+	return rndis_query_oid(usbdev, OID_802_11_ASSOCIATION_INFORMATION,
+				info, &len);
+}
 
 static int is_associated(struct usbnet *usbdev)
 {
@@ -2182,11 +2209,40 @@ static void rndis_wext_worker(struct work_struct *work)
 	struct usbnet *usbdev = priv->usbdev;
 	union iwreq_data evt;
 	unsigned char bssid[ETH_ALEN];
-	int ret;
+	struct ndis_80211_assoc_info *info;
+	int assoc_size = sizeof(*info) + IW_CUSTOM_MAX + 32;
+	int ret, offset;
 
 	if (test_and_clear_bit(WORK_CONNECTION_EVENT, &priv->work_pending)) {
-		ret = get_bssid(usbdev, bssid);
+		info = kzalloc(assoc_size, GFP_KERNEL);
+		if (!info)
+			goto get_bssid;
+
+		/* Get association info IEs from device and send them back to
+		 * userspace. */
+		ret = get_association_info(usbdev, info, assoc_size);
+		if (!ret) {
+			evt.data.length = le32_to_cpu(info->req_ie_length);
+			if (evt.data.length > 0) {
+				offset = le32_to_cpu(info->offset_req_ies);
+				wireless_send_event(usbdev->net,
+					IWEVASSOCREQIE, &evt,
+					(char *)info + offset);
+			}
+
+			evt.data.length = le32_to_cpu(info->resp_ie_length);
+			if (evt.data.length > 0) {
+				offset = le32_to_cpu(info->offset_resp_ies);
+				wireless_send_event(usbdev->net,
+					IWEVASSOCRESPIE, &evt,
+					(char *)info + offset);
+			}
+		}
+
+		kfree(info);
 
+get_bssid:
+		ret = get_bssid(usbdev, bssid);
 		if (!ret) {
 			evt.data.flags = 0;
 			evt.data.length = 0;
@@ -2414,6 +2470,11 @@ static int bcm4320_early_init(struct usbnet *dev)
 	else if (priv->param_power_save > 2)
 		priv->param_power_save = 2;
 
+	if (priv->param_power_output < 0)
+		priv->param_power_output = 0;
+	else if (priv->param_power_output > 3)
+		priv->param_power_output = 3;
+
 	if (priv->param_roamtrigger < -80)
 		priv->param_roamtrigger = -80;
 	else if (priv->param_roamtrigger > -60)
diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig
index ab1029e79884..2d611876bbe0 100644
--- a/drivers/net/wireless/rt2x00/Kconfig
+++ b/drivers/net/wireless/rt2x00/Kconfig
@@ -32,12 +32,13 @@ config RT2X00_LIB_FIRMWARE
 config RT2X00_LIB_RFKILL
 	boolean
 	depends on RT2X00_LIB
+	depends on INPUT
 	select RFKILL
 	select INPUT_POLLDEV
 
 config RT2X00_LIB_LEDS
 	boolean
-	depends on RT2X00_LIB
+	depends on RT2X00_LIB && NEW_LEDS
 
 config RT2400PCI
 	tristate "Ralink rt2400 pci/pcmcia support"
@@ -51,7 +52,7 @@ config RT2400PCI
 
 config RT2400PCI_RFKILL
 	bool "RT2400 rfkill support"
-	depends on RT2400PCI
+	depends on RT2400PCI && INPUT
 	select RT2X00_LIB_RFKILL
 	---help---
 	  This adds support for integrated rt2400 devices that feature a
@@ -60,7 +61,7 @@ config RT2400PCI_RFKILL
 
 config RT2400PCI_LEDS
 	bool "RT2400 leds support"
-	depends on RT2400PCI
+	depends on RT2400PCI && NEW_LEDS
 	select LEDS_CLASS
 	select RT2X00_LIB_LEDS
 	---help---
@@ -78,7 +79,7 @@ config RT2500PCI
 
 config RT2500PCI_RFKILL
 	bool "RT2500 rfkill support"
-	depends on RT2500PCI
+	depends on RT2500PCI && INPUT
 	select RT2X00_LIB_RFKILL
 	---help---
 	  This adds support for integrated rt2500 devices that feature a
@@ -87,7 +88,7 @@ config RT2500PCI_RFKILL
 
 config RT2500PCI_LEDS
 	bool "RT2500 leds support"
-	depends on RT2500PCI
+	depends on RT2500PCI && NEW_LEDS
 	select LEDS_CLASS
 	select RT2X00_LIB_LEDS
 	---help---
@@ -107,7 +108,7 @@ config RT61PCI
 
 config RT61PCI_RFKILL
 	bool "RT61 rfkill support"
-	depends on RT61PCI
+	depends on RT61PCI && INPUT
 	select RT2X00_LIB_RFKILL
 	---help---
 	  This adds support for integrated rt61 devices that feature a
@@ -116,7 +117,7 @@ config RT61PCI_RFKILL
 
 config RT61PCI_LEDS
 	bool "RT61 leds support"
-	depends on RT61PCI
+	depends on RT61PCI && NEW_LEDS
 	select LEDS_CLASS
 	select RT2X00_LIB_LEDS
 	---help---
@@ -133,7 +134,7 @@ config RT2500USB
 
 config RT2500USB_LEDS
 	bool "RT2500 leds support"
-	depends on RT2500USB
+	depends on RT2500USB && NEW_LEDS
 	select LEDS_CLASS
 	select RT2X00_LIB_LEDS
 	---help---
@@ -152,7 +153,7 @@ config RT73USB
 
 config RT73USB_LEDS
 	bool "RT73 leds support"
-	depends on RT73USB
+	depends on RT73USB && NEW_LEDS
 	select LEDS_CLASS
 	select RT2X00_LIB_LEDS
 	---help---
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index 57bdc153952f..611d98320593 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -328,6 +328,11 @@ static inline int rt2x00_get_link_ant_rssi(struct link *link)
 	return DEFAULT_RSSI;
 }
 
+static inline void rt2x00_reset_link_ant_rssi(struct link *link)
+{
+	link->ant.rssi_ant = 0;
+}
+
 static inline int rt2x00_get_link_ant_rssi_history(struct link *link,
 						   enum antenna ant)
 {
diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c
index a9930a03f450..48608e8cc8b4 100644
--- a/drivers/net/wireless/rt2x00/rt2x00config.c
+++ b/drivers/net/wireless/rt2x00/rt2x00config.c
@@ -129,6 +129,7 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev,
 	 */
 	rt2x00dev->ops->lib->config(rt2x00dev, &libconf, CONFIG_UPDATE_ANTENNA);
 	rt2x00lib_reset_link_tuner(rt2x00dev);
+	rt2x00_reset_link_ant_rssi(&rt2x00dev->link);
 
 	rt2x00dev->link.ant.active.rx = libconf.ant.rx;
 	rt2x00dev->link.ant.active.tx = libconf.ant.tx;
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index b22c02737185..2673d568bcac 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -483,9 +483,9 @@ void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev)
 	if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags))
 		return;
 
-	ieee80211_iterate_active_interfaces(rt2x00dev->hw,
-					    rt2x00lib_beacondone_iter,
-					    rt2x00dev);
+	ieee80211_iterate_active_interfaces_atomic(rt2x00dev->hw,
+						   rt2x00lib_beacondone_iter,
+						   rt2x00dev);
 
 	queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->intf_work);
 }
@@ -507,7 +507,7 @@ void rt2x00lib_txdone(struct queue_entry *entry,
 	 * Update TX statistics.
 	 */
 	rt2x00dev->link.qual.tx_success += success;
-	rt2x00dev->link.qual.tx_failed += txdesc->retry + fail;
+	rt2x00dev->link.qual.tx_failed += fail;
 
 	/*
 	 * Initialize TX status
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index c206b5092070..87e280a21971 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -93,6 +93,7 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb,
 	 */
 	if (!test_bit(DEVICE_PRESENT, &rt2x00dev->flags)) {
 		ieee80211_stop_queues(hw);
+		dev_kfree_skb_any(skb);
 		return NETDEV_TX_OK;
 	}
 
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c
index 971af2546b59..60893de3bf8f 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
@@ -412,8 +412,7 @@ int rt2x00pci_probe(struct pci_dev *pci_dev, const struct pci_device_id *id)
 	if (pci_set_mwi(pci_dev))
 		ERROR_PROBE("MWI not available.\n");
 
-	if (pci_set_dma_mask(pci_dev, DMA_64BIT_MASK) &&
-	    pci_set_dma_mask(pci_dev, DMA_32BIT_MASK)) {
+	if (pci_set_dma_mask(pci_dev, DMA_32BIT_MASK)) {
 		ERROR_PROBE("PCI DMA not supported.\n");
 		retval = -EIO;
 		goto exit_disable_device;
diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c
index 5a331674dcb2..e5ceae805b57 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.c
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.c
@@ -362,6 +362,12 @@ void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev)
 		}
 	}
 
+	/*
+	 * Kill guardian urb (if required by driver).
+	 */
+	if (!test_bit(DRIVER_REQUIRE_BEACON_GUARD, &rt2x00dev->flags))
+		return;
+
 	for (i = 0; i < rt2x00dev->bcn->limit; i++) {
 		priv_bcn = rt2x00dev->bcn->entries[i].priv_data;
 		usb_kill_urb(priv_bcn->urb);
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index da19a3a91f4d..fff8386e816b 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -2131,6 +2131,7 @@ static struct usb_device_id rt73usb_device_table[] = {
 	/* D-Link */
 	{ USB_DEVICE(0x07d1, 0x3c03), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x07d1, 0x3c04), USB_DEVICE_DATA(&rt73usb_ops) },
+	{ USB_DEVICE(0x07d1, 0x3c06), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x07d1, 0x3c07), USB_DEVICE_DATA(&rt73usb_ops) },
 	/* Gemtek */
 	{ USB_DEVICE(0x15a9, 0x0004), USB_DEVICE_DATA(&rt73usb_ops) },
diff --git a/drivers/net/wireless/rtl8180_grf5101.c b/drivers/net/wireless/rtl8180_grf5101.c
index 5d47935dbac3..947ee55f18b2 100644
--- a/drivers/net/wireless/rtl8180_grf5101.c
+++ b/drivers/net/wireless/rtl8180_grf5101.c
@@ -88,7 +88,7 @@ static void grf5101_rf_set_channel(struct ieee80211_hw *dev,
 	write_grf5101(dev, 0x0B, chan);
 	write_grf5101(dev, 0x07, 0x1000);
 
-	grf5101_write_phy_antenna(dev, chan);
+	grf5101_write_phy_antenna(dev, channel);
 }
 
 static void grf5101_rf_stop(struct ieee80211_hw *dev)
diff --git a/drivers/net/wireless/rtl8180_max2820.c b/drivers/net/wireless/rtl8180_max2820.c
index a34dfd382b6d..6c825fd7f3b6 100644
--- a/drivers/net/wireless/rtl8180_max2820.c
+++ b/drivers/net/wireless/rtl8180_max2820.c
@@ -78,7 +78,8 @@ static void max2820_rf_set_channel(struct ieee80211_hw *dev,
 				   struct ieee80211_conf *conf)
 {
 	struct rtl8180_priv *priv = dev->priv;
-	int channel = ieee80211_frequency_to_channel(conf->channel->center_freq);
+	int channel = conf ?
+		ieee80211_frequency_to_channel(conf->channel->center_freq) : 1;
 	unsigned int chan_idx = channel - 1;
 	u32 txpw = priv->channels[chan_idx].hw_value & 0xFF;
 	u32 chan = max2820_chan[chan_idx];
@@ -87,7 +88,7 @@ static void max2820_rf_set_channel(struct ieee80211_hw *dev,
 	 * sa2400, for MAXIM we do this directly from BB */
 	rtl8180_write_phy(dev, 3, txpw);
 
-	max2820_write_phy_antenna(dev, chan);
+	max2820_write_phy_antenna(dev, channel);
 	write_max2820(dev, 3, chan);
 }
 
diff --git a/drivers/net/wireless/rtl8180_sa2400.c b/drivers/net/wireless/rtl8180_sa2400.c
index 0311b4ea124c..cea4e0ccb92d 100644
--- a/drivers/net/wireless/rtl8180_sa2400.c
+++ b/drivers/net/wireless/rtl8180_sa2400.c
@@ -86,7 +86,7 @@ static void sa2400_rf_set_channel(struct ieee80211_hw *dev,
 
 	write_sa2400(dev, 7, txpw);
 
-	sa2400_write_phy_antenna(dev, chan);
+	sa2400_write_phy_antenna(dev, channel);
 
 	write_sa2400(dev, 0, chan);
 	write_sa2400(dev, 1, 0xbb50);
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index 6424e5a2c83d..418606ac1c3b 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -719,7 +719,7 @@ int zd_mac_rx(struct ieee80211_hw *hw, const u8 *buffer, unsigned int length)
 	fc = le16_to_cpu(*((__le16 *) buffer));
 
 	is_qos = ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) &&
-		 ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_QOS_DATA);
+		 (fc & IEEE80211_STYPE_QOS_DATA);
 	is_4addr = (fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
 		   (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
 	need_padding = is_qos ^ is_4addr;