Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/gi…

…t/linville/wireless-2.6

drivers/net/wireless/ipw2x00/ipw2100.c

@@ -6325,10 +6325,8 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
 
       fail:
 	if (dev) {
-		if (registered) {
-			unregister_ieee80211(priv->ieee);
+		if (registered)
 			unregister_netdev(dev);
-		}
 
 		ipw2100_hw_stop_adapter(priv);
 
@@ -6385,7 +6383,6 @@ 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

drivers/net/wireless/ipw2x00/ipw2200.c

@@ -11821,7 +11821,6 @@ 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;
 		}
@@ -11872,7 +11871,6 @@ 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) {

drivers/net/wireless/ipw2x00/libipw.h

@@ -1020,7 +1020,6 @@ 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,

drivers/net/wireless/ipw2x00/libipw_module.c

@@ -235,19 +235,16 @@ void free_ieee80211(struct net_device *dev, int monitor)
 	libipw_networks_free(ieee);
 
 	/* free cfg80211 resources */
-	if (!monitor)
+	if (!monitor) {
+		wiphy_unregister(ieee->wdev.wiphy);
+		kfree(ieee->a_band.channels);
+		kfree(ieee->bg_band.channels);
 		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;
@@ -333,4 +330,3 @@ module_init(libipw_init);
 
 EXPORT_SYMBOL(alloc_ieee80211);
 EXPORT_SYMBOL(free_ieee80211);
-EXPORT_SYMBOL(unregister_ieee80211);

drivers/net/wireless/rt2x00/rt2x00dev.c

@@ -815,6 +815,8 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
 
 	mutex_init(&rt2x00dev->csr_mutex);
 
+	set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags);
+
 	/*
 	 * Make room for rt2x00_intf inside the per-interface
 	 * structure ieee80211_vif.
@@ -871,8 +873,6 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
 	rt2x00leds_register(rt2x00dev);
 	rt2x00debug_register(rt2x00dev);
 
-	set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags);
-
 	return 0;
 
 exit:

drivers/net/wireless/rt2x00/rt2x00link.c

@@ -362,8 +362,9 @@ void rt2x00link_start_tuner(struct rt2x00_dev *rt2x00dev)
 
 	rt2x00link_reset_tuner(rt2x00dev, false);
 
-	ieee80211_queue_delayed_work(rt2x00dev->hw,
-				     &link->work, LINK_TUNE_INTERVAL);
+	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+		ieee80211_queue_delayed_work(rt2x00dev->hw,
+					     &link->work, LINK_TUNE_INTERVAL);
 }
 
 void rt2x00link_stop_tuner(struct rt2x00_dev *rt2x00dev)
@@ -469,8 +470,10 @@ static void rt2x00link_tuner(struct work_struct *work)
 	 * Increase tuner counter, and reschedule the next link tuner run.
 	 */
 	link->count++;
-	ieee80211_queue_delayed_work(rt2x00dev->hw,
-				     &link->work, LINK_TUNE_INTERVAL);
+
+	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+		ieee80211_queue_delayed_work(rt2x00dev->hw,
+					     &link->work, LINK_TUNE_INTERVAL);
 }
 
 void rt2x00link_register(struct rt2x00_dev *rt2x00dev)

drivers/net/wireless/rt2x00/rt2x00usb.c

@@ -47,6 +47,8 @@ int rt2x00usb_vendor_request(struct rt2x00_dev *rt2x00dev,
 	    (requesttype == USB_VENDOR_REQUEST_IN) ?
 	    usb_rcvctrlpipe(usb_dev, 0) : usb_sndctrlpipe(usb_dev, 0);
 
+	if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+		return -ENODEV;
 
 	for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
 		status = usb_control_msg(usb_dev, pipe, request, requesttype,
@@ -60,8 +62,10 @@ int rt2x00usb_vendor_request(struct rt2x00_dev *rt2x00dev,
 		 * -ENODEV: Device has disappeared, no point continuing.
 		 * All other errors: Try again.
 		 */
-		else if (status == -ENODEV)
+		else if (status == -ENODEV) {
+			clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags);
 			break;
+		}
 	}
 
 	ERROR(rt2x00dev,
@@ -161,6 +165,9 @@ int rt2x00usb_regbusy_read(struct rt2x00_dev *rt2x00dev,
 {
 	unsigned int i;
 
+	if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+		return -ENODEV;
+
 	for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
 		rt2x00usb_register_read_lock(rt2x00dev, offset, reg);
 		if (!rt2x00_get_field32(*reg, field))

drivers/net/wireless/rtl818x/rtl8187_leds.c

@@ -210,10 +210,10 @@ void rtl8187_leds_exit(struct ieee80211_hw *dev)
 
 	/* turn the LED off before exiting */
 	ieee80211_queue_delayed_work(dev, &priv->led_off, 0);
-	cancel_delayed_work_sync(&priv->led_off);
-	cancel_delayed_work_sync(&priv->led_on);
 	rtl8187_unregister_led(&priv->led_rx);
 	rtl8187_unregister_led(&priv->led_tx);
+	cancel_delayed_work_sync(&priv->led_off);
+	cancel_delayed_work_sync(&priv->led_on);
 }
 #endif /* def CONFIG_RTL8187_LED */