Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (21 commits)
  mac80211: fix deauth before assoc
  iwlwifi: add missing rcu_read_lock
  mac80211: fix function pointer check
  wireless: remove my name from the maintainer list
  ath5k: fix NULL pointer in antenna configuration
  p54usb: Add device ID for Dell WLA3310 USB
  wl1251: fix a memory leak in probe
  ipmr: dont corrupt lists
  8139too: fix buffer overrun in rtl8139_init_board
  asix: check packet size against mtu+ETH_HLEN instead of ETH_FRAME_LEN
  r8169: fix random mdio_write failures
  ip6mr: fix a typo in ip6mr_for_each_table()
  iwlwifi: move sysfs_create_group to post request firmware
  iwlwifi: add name to Maintainers list
  iwl3945: fix internal scan
  iwl3945: enable stuck queue detection on 3945
  ipv6: avoid high order allocations
  ath5k: retain promiscuous setting
  ath5k: depend on CONFIG_PM_SLEEP for suspend/resume functions
  mac80211: process station blockack action frames from work
  ...

15 files changed, 281 insertions, 205 deletions

diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c
index 4ba72933f0da..80cd074d3817 100644
--- a/drivers/net/8139too.c
+++ b/drivers/net/8139too.c
@@ -860,6 +860,7 @@ retry:
                 }
 
         /* if unknown chip, assume array element #0, original RTL-8139 in this case */
+        i = 0;
         dev_dbg(&pdev->dev, "unknown chip version, assuming RTL-8139\n");
         dev_dbg(&pdev->dev, "TxConfig = 0x%lx\n", RTL_R32 (TxConfig));
         tp->chipset = 0;
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 217e709bda3e..03a8318d90a2 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -559,6 +559,11 @@ static void mdio_write(void __iomem *ioaddr, int reg_addr, int value)
                         break;
                 udelay(25);
         }
+        /*
+         * Some configurations require a small delay even after the write
+         * completed indication or the next write might fail.
+         */
+        udelay(25);
 }
 
 static int mdio_read(void __iomem *ioaddr, int reg_addr)
diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c
index 1f802e90474c..9516f382a6ba 100644
--- a/drivers/net/usb/asix.c
+++ b/drivers/net/usb/asix.c
@@ -344,7 +344,7 @@ static int asix_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
                         return 2;
                 }
 
-                if (size > ETH_FRAME_LEN) {
+                if (size > dev->net->mtu + ETH_HLEN) {
                         netdev_err(dev->net, "asix_rx_fixup() Bad RX Length %d\n",
                                    size);
                         return 0;
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 2978359c4366..648972df369d 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -195,7 +195,7 @@ static const struct ieee80211_rate ath5k_rates[] = {
 static int __devinit    ath5k_pci_probe(struct pci_dev *pdev,
                                 const struct pci_device_id *id);
 static void __devexit   ath5k_pci_remove(struct pci_dev *pdev);
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int              ath5k_pci_suspend(struct device *dev);
 static int              ath5k_pci_resume(struct device *dev);
 
@@ -203,7 +203,7 @@ static SIMPLE_DEV_PM_OPS(ath5k_pm_ops, ath5k_pci_suspend, ath5k_pci_resume);
 #define ATH5K_PM_OPS    (&ath5k_pm_ops)
 #else
 #define ATH5K_PM_OPS    NULL
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP */
 
 static struct pci_driver ath5k_pci_driver = {
         .name           = KBUILD_MODNAME,
@@ -708,7 +708,7 @@ ath5k_pci_remove(struct pci_dev *pdev)
         ieee80211_free_hw(hw);
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int ath5k_pci_suspend(struct device *dev)
 {
         struct ieee80211_hw *hw = pci_get_drvdata(to_pci_dev(dev));
@@ -734,7 +734,7 @@ static int ath5k_pci_resume(struct device *dev)
         ath5k_led_enable(sc);
         return 0;
 }
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP */
 
 
 /***********************\
@@ -3140,13 +3140,15 @@ static void ath5k_configure_filter(struct ieee80211_hw *hw,
 
         if (changed_flags & (FIF_PROMISC_IN_BSS | FIF_OTHER_BSS)) {
                 if (*new_flags & FIF_PROMISC_IN_BSS) {
-                        rfilt |= AR5K_RX_FILTER_PROM;
                         __set_bit(ATH_STAT_PROMISC, sc->status);
                 } else {
                         __clear_bit(ATH_STAT_PROMISC, sc->status);
                 }
         }
 
+        if (test_bit(ATH_STAT_PROMISC, sc->status))
+                rfilt |= AR5K_RX_FILTER_PROM;
+
         /* Note, AR5K_RX_FILTER_MCAST is already enabled */
         if (*new_flags & FIF_ALLMULTI) {
                 mfilt[0] =  ~0;
diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
index 1b81c4778800..492cbb15720d 100644
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -1814,6 +1814,13 @@ ath5k_hw_set_antenna_mode(struct ath5k_hw *ah, u8 ant_mode)
         u8 def_ant, tx_ant, ee_mode;
         u32 sta_id1 = 0;
 
+        /* if channel is not initialized yet we can't set the antennas
+         * so just store the mode. it will be set on the next reset */
+        if (channel == NULL) {
+                ah->ah_ant_mode = ant_mode;
+                return;
+        }
+
         def_ant = ah->ah_def_ant;
 
         ATH5K_TRACE(ah->ah_sc);
diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c
index d70732819423..ff9b5c882184 100644
--- a/drivers/net/wireless/hostap/hostap_hw.c
+++ b/drivers/net/wireless/hostap/hostap_hw.c
@@ -2618,15 +2618,6 @@ static irqreturn_t prism2_interrupt(int irq, void *dev_id)
         int events = 0;
         u16 ev;
 
-        /* Detect early interrupt before driver is fully configued */
-        if (!dev->base_addr) {
-                if (net_ratelimit()) {
-                        printk(KERN_DEBUG "%s: Interrupt, but dev not configured\n",
-                               dev->name);
-                }
-                return IRQ_HANDLED;
-        }
-
         iface = netdev_priv(dev);
         local = iface->local;
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index 068f7f8435c5..c44a303e62ed 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -2852,6 +2852,7 @@ static struct iwl_lib_ops iwl3945_lib = {
         .isr = iwl_isr_legacy,
         .config_ap = iwl3945_config_ap,
         .manage_ibss_station = iwl3945_manage_ibss_station,
+        .recover_from_tx_stall = iwl_bg_monitor_recover,
         .check_plcp_health = iwl3945_good_plcp_health,
 
         .debugfs_ops = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index 1004cfc403b1..0f292a210ed9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -1119,10 +1119,9 @@ static int iwl_get_single_channel_for_scan(struct iwl_priv *priv,
                                            struct iwl_scan_channel *scan_ch)
 {
         const struct ieee80211_supported_band *sband;
-        const struct iwl_channel_info *ch_info;
         u16 passive_dwell = 0;
         u16 active_dwell = 0;
-        int i, added = 0;
+        int added = 0;
         u16 channel = 0;
 
         sband = iwl_get_hw_mode(priv, band);
@@ -1137,32 +1136,7 @@ static int iwl_get_single_channel_for_scan(struct iwl_priv *priv,
         if (passive_dwell <= active_dwell)
                 passive_dwell = active_dwell + 1;
 
-        /* only scan single channel, good enough to reset the RF */
-        /* pick the first valid not in-use channel */
-        if (band == IEEE80211_BAND_5GHZ) {
-                for (i = 14; i < priv->channel_count; i++) {
-                        if (priv->channel_info[i].channel !=
-                            le16_to_cpu(priv->staging_rxon.channel)) {
-                                channel = priv->channel_info[i].channel;
-                                ch_info = iwl_get_channel_info(priv,
-                                        band, channel);
-                                if (is_channel_valid(ch_info))
-                                        break;
-                        }
-                }
-        } else {
-                for (i = 0; i < 14; i++) {
-                        if (priv->channel_info[i].channel !=
-                            le16_to_cpu(priv->staging_rxon.channel)) {
-                                        channel =
-                                                priv->channel_info[i].channel;
-                                        ch_info = iwl_get_channel_info(priv,
-                                                band, channel);
-                                        if (is_channel_valid(ch_info))
-                                                break;
-                        }
-                }
-        }
+        channel = iwl_get_single_channel_number(priv, band);
         if (channel) {
                 scan_ch->channel = cpu_to_le16(channel);
                 scan_ch->type = SCAN_CHANNEL_TYPE_PASSIVE;
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index c402bfc83f36..a732f1094e5d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -1125,6 +1125,7 @@ static void iwlagn_tx_status(struct iwl_priv *priv, struct sk_buff *skb)
         struct ieee80211_sta *sta;
         struct iwl_station_priv *sta_priv;
 
+        rcu_read_lock();
         sta = ieee80211_find_sta(priv->vif, hdr->addr1);
         if (sta) {
                 sta_priv = (void *)sta->drv_priv;
@@ -1133,6 +1134,7 @@ static void iwlagn_tx_status(struct iwl_priv *priv, struct sk_buff *skb)
                     atomic_dec_return(&sta_priv->pending_frames) == 0)
                         ieee80211_sta_block_awake(priv->hw, sta, false);
         }
+        rcu_read_unlock();
 
         ieee80211_tx_status_irqsafe(priv->hw, skb);
 }
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index aef4f71f1981..7726e67044c0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1484,6 +1484,156 @@ bool iwl_good_ack_health(struct iwl_priv *priv,
 }
 
 
+/*****************************************************************************
+ *
+ * sysfs attributes
+ *
+ *****************************************************************************/
+
+#ifdef CONFIG_IWLWIFI_DEBUG
+
+/*
+ * The following adds a new attribute to the sysfs representation
+ * of this device driver (i.e. a new file in /sys/class/net/wlan0/device/)
+ * used for controlling the debug level.
+ *
+ * See the level definitions in iwl for details.
+ *
+ * The debug_level being managed using sysfs below is a per device debug
+ * level that is used instead of the global debug level if it (the per
+ * device debug level) is set.
+ */
+static ssize_t show_debug_level(struct device *d,
+                                struct device_attribute *attr, char *buf)
+{
+        struct iwl_priv *priv = dev_get_drvdata(d);
+        return sprintf(buf, "0x%08X\n", iwl_get_debug_level(priv));
+}
+static ssize_t store_debug_level(struct device *d,
+                                struct device_attribute *attr,
+                                 const char *buf, size_t count)
+{
+        struct iwl_priv *priv = dev_get_drvdata(d);
+        unsigned long val;
+        int ret;
+
+        ret = strict_strtoul(buf, 0, &val);
+        if (ret)
+                IWL_ERR(priv, "%s is not in hex or decimal form.\n", buf);
+        else {
+                priv->debug_level = val;
+                if (iwl_alloc_traffic_mem(priv))
+                        IWL_ERR(priv,
+                                "Not enough memory to generate traffic log\n");
+        }
+        return strnlen(buf, count);
+}
+
+static DEVICE_ATTR(debug_level, S_IWUSR | S_IRUGO,
+                        show_debug_level, store_debug_level);
+
+
+#endif /* CONFIG_IWLWIFI_DEBUG */
+
+
+static ssize_t show_temperature(struct device *d,
+                                struct device_attribute *attr, char *buf)
+{
+        struct iwl_priv *priv = dev_get_drvdata(d);
+
+        if (!iwl_is_alive(priv))
+                return -EAGAIN;
+
+        return sprintf(buf, "%d\n", priv->temperature);
+}
+
+static DEVICE_ATTR(temperature, S_IRUGO, show_temperature, NULL);
+
+static ssize_t show_tx_power(struct device *d,
+                             struct device_attribute *attr, char *buf)
+{
+        struct iwl_priv *priv = dev_get_drvdata(d);
+
+        if (!iwl_is_ready_rf(priv))
+                return sprintf(buf, "off\n");
+        else
+                return sprintf(buf, "%d\n", priv->tx_power_user_lmt);
+}
+
+static ssize_t store_tx_power(struct device *d,
+                              struct device_attribute *attr,
+                              const char *buf, size_t count)
+{
+        struct iwl_priv *priv = dev_get_drvdata(d);
+        unsigned long val;
+        int ret;
+
+        ret = strict_strtoul(buf, 10, &val);
+        if (ret)
+                IWL_INFO(priv, "%s is not in decimal form.\n", buf);
+        else {
+                ret = iwl_set_tx_power(priv, val, false);
+                if (ret)
+                        IWL_ERR(priv, "failed setting tx power (0x%d).\n",
+                                ret);
+                else
+                        ret = count;
+        }
+        return ret;
+}
+
+static DEVICE_ATTR(tx_power, S_IWUSR | S_IRUGO, show_tx_power, store_tx_power);
+
+static ssize_t show_rts_ht_protection(struct device *d,
+                             struct device_attribute *attr, char *buf)
+{
+        struct iwl_priv *priv = dev_get_drvdata(d);
+
+        return sprintf(buf, "%s\n",
+                priv->cfg->use_rts_for_ht ? "RTS/CTS" : "CTS-to-self");
+}
+
+static ssize_t store_rts_ht_protection(struct device *d,
+                              struct device_attribute *attr,
+                              const char *buf, size_t count)
+{
+        struct iwl_priv *priv = dev_get_drvdata(d);
+        unsigned long val;
+        int ret;
+
+        ret = strict_strtoul(buf, 10, &val);
+        if (ret)
+                IWL_INFO(priv, "Input is not in decimal form.\n");
+        else {
+                if (!iwl_is_associated(priv))
+                        priv->cfg->use_rts_for_ht = val ? true : false;
+                else
+                        IWL_ERR(priv, "Sta associated with AP - "
+                                "Change protection mechanism is not allowed\n");
+                ret = count;
+        }
+        return ret;
+}
+
+static DEVICE_ATTR(rts_ht_protection, S_IWUSR | S_IRUGO,
+                        show_rts_ht_protection, store_rts_ht_protection);
+
+
+static struct attribute *iwl_sysfs_entries[] = {
+        &dev_attr_temperature.attr,
+        &dev_attr_tx_power.attr,
+        &dev_attr_rts_ht_protection.attr,
+#ifdef CONFIG_IWLWIFI_DEBUG
+        &dev_attr_debug_level.attr,
+#endif
+        NULL
+};
+
+static struct attribute_group iwl_attribute_group = {
+        .name = NULL,           /* put in device directory */
+        .attrs = iwl_sysfs_entries,
+};
+
 /******************************************************************************
  *
  * uCode download functions
@@ -1965,6 +2115,13 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
         if (err)
                 IWL_ERR(priv, "failed to create debugfs files. Ignoring error: %d\n", err);
 
+        err = sysfs_create_group(&priv->pci_dev->dev.kobj,
+                                        &iwl_attribute_group);
+        if (err) {
+                IWL_ERR(priv, "failed to create sysfs device attributes\n");
+                goto out_unbind;
+        }
+
         /* We have our copies now, allow OS release its copies */
         release_firmware(ucode_raw);
         complete(&priv->_agn.firmware_loading_complete);
@@ -3264,141 +3421,6 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
 
 /*****************************************************************************
  *
- * sysfs attributes
- *
- *****************************************************************************/
-
-#ifdef CONFIG_IWLWIFI_DEBUG
-
-/*
- * The following adds a new attribute to the sysfs representation
- * of this device driver (i.e. a new file in /sys/class/net/wlan0/device/)
- * used for controlling the debug level.
- *
- * See the level definitions in iwl for details.
- *
- * The debug_level being managed using sysfs below is a per device debug
- * level that is used instead of the global debug level if it (the per
- * device debug level) is set.
- */
-static ssize_t show_debug_level(struct device *d,
-                                struct device_attribute *attr, char *buf)
-{
-        struct iwl_priv *priv = dev_get_drvdata(d);
-        return sprintf(buf, "0x%08X\n", iwl_get_debug_level(priv));
-}
-static ssize_t store_debug_level(struct device *d,
-                                struct device_attribute *attr,
-                                 const char *buf, size_t count)
-{
-        struct iwl_priv *priv = dev_get_drvdata(d);
-        unsigned long val;
-        int ret;
-
-        ret = strict_strtoul(buf, 0, &val);
-        if (ret)
-                IWL_ERR(priv, "%s is not in hex or decimal form.\n", buf);
-        else {
-                priv->debug_level = val;
-                if (iwl_alloc_traffic_mem(priv))
-                        IWL_ERR(priv,
-                                "Not enough memory to generate traffic log\n");
-        }
-        return strnlen(buf, count);
-}
-
-static DEVICE_ATTR(debug_level, S_IWUSR | S_IRUGO,
-                        show_debug_level, store_debug_level);
-
-
-#endif /* CONFIG_IWLWIFI_DEBUG */
-
-
-static ssize_t show_temperature(struct device *d,
-                                struct device_attribute *attr, char *buf)
-{
-        struct iwl_priv *priv = dev_get_drvdata(d);
-
-        if (!iwl_is_alive(priv))
-                return -EAGAIN;
-
-        return sprintf(buf, "%d\n", priv->temperature);
-}
-
-static DEVICE_ATTR(temperature, S_IRUGO, show_temperature, NULL);
-
-static ssize_t show_tx_power(struct device *d,
-                             struct device_attribute *attr, char *buf)
-{
-        struct iwl_priv *priv = dev_get_drvdata(d);
-
-        if (!iwl_is_ready_rf(priv))
-                return sprintf(buf, "off\n");
-        else
-                return sprintf(buf, "%d\n", priv->tx_power_user_lmt);
-}
-
-static ssize_t store_tx_power(struct device *d,
-                              struct device_attribute *attr,
-                              const char *buf, size_t count)
-{
-        struct iwl_priv *priv = dev_get_drvdata(d);
-        unsigned long val;
-        int ret;
-
-        ret = strict_strtoul(buf, 10, &val);
-        if (ret)
-                IWL_INFO(priv, "%s is not in decimal form.\n", buf);
-        else {
-                ret = iwl_set_tx_power(priv, val, false);
-                if (ret)
-                        IWL_ERR(priv, "failed setting tx power (0x%d).\n",
-                                ret);
-                else
-                        ret = count;
-        }
-        return ret;
-}
-
-static DEVICE_ATTR(tx_power, S_IWUSR | S_IRUGO, show_tx_power, store_tx_power);
-
-static ssize_t show_rts_ht_protection(struct device *d,
-                             struct device_attribute *attr, char *buf)
-{
-        struct iwl_priv *priv = dev_get_drvdata(d);
-
-        return sprintf(buf, "%s\n",
-                priv->cfg->use_rts_for_ht ? "RTS/CTS" : "CTS-to-self");
-}
-
-static ssize_t store_rts_ht_protection(struct device *d,
-                              struct device_attribute *attr,
-                              const char *buf, size_t count)
-{
-        struct iwl_priv *priv = dev_get_drvdata(d);
-        unsigned long val;
-        int ret;
-
-        ret = strict_strtoul(buf, 10, &val);
-        if (ret)
-                IWL_INFO(priv, "Input is not in decimal form.\n");
-        else {
-                if (!iwl_is_associated(priv))
-                        priv->cfg->use_rts_for_ht = val ? true : false;
-                else
-                        IWL_ERR(priv, "Sta associated with AP - "
-                                "Change protection mechanism is not allowed\n");
-                ret = count;
-        }
-        return ret;
-}
-
-static DEVICE_ATTR(rts_ht_protection, S_IWUSR | S_IRUGO,
-                        show_rts_ht_protection, store_rts_ht_protection);
-
-
-/*****************************************************************************
- *
  * driver setup and teardown
  *
  *****************************************************************************/
@@ -3550,21 +3572,6 @@ static void iwl_uninit_drv(struct iwl_priv *priv)
         kfree(priv->scan_cmd);
 }
 
-static struct attribute *iwl_sysfs_entries[] = {
-        &dev_attr_temperature.attr,
-        &dev_attr_tx_power.attr,
-        &dev_attr_rts_ht_protection.attr,
-#ifdef CONFIG_IWLWIFI_DEBUG
-        &dev_attr_debug_level.attr,
-#endif
-        NULL
-};
-
-static struct attribute_group iwl_attribute_group = {
-        .name = NULL,           /* put in device directory */
-        .attrs = iwl_sysfs_entries,
-};
-
 static struct ieee80211_ops iwl_hw_ops = {
         .tx = iwl_mac_tx,
         .start = iwl_mac_start,
@@ -3750,11 +3757,6 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
                 IWL_ERR(priv, "Error allocating IRQ %d\n", priv->pci_dev->irq);
                 goto out_disable_msi;
         }
-        err = sysfs_create_group(&pdev->dev.kobj, &iwl_attribute_group);
-        if (err) {
-                IWL_ERR(priv, "failed to create sysfs device attributes\n");
-                goto out_free_irq;
-        }
 
         iwl_setup_deferred_work(priv);
         iwl_setup_rx_handlers(priv);
@@ -3788,15 +3790,13 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
         err = iwl_request_firmware(priv, true);
         if (err)
-                goto out_remove_sysfs;
+                goto out_destroy_workqueue;
 
         return 0;
 
- out_remove_sysfs:
+ out_destroy_workqueue:
         destroy_workqueue(priv->workqueue);
         priv->workqueue = NULL;
-        sysfs_remove_group(&pdev->dev.kobj, &iwl_attribute_group);
- out_free_irq:
         free_irq(priv->pci_dev->irq, priv);
         iwl_free_isr_ict(priv);
  out_disable_msi:
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 5a7eca8fb789..426e95567de3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -854,6 +854,45 @@ void iwl_set_rxon_chain(struct iwl_priv *priv)
 }
 EXPORT_SYMBOL(iwl_set_rxon_chain);
 
+/* Return valid channel */
+u8 iwl_get_single_channel_number(struct iwl_priv *priv,
+                                  enum ieee80211_band band)
+{
+        const struct iwl_channel_info *ch_info;
+        int i;
+        u8 channel = 0;
+
+        /* only scan single channel, good enough to reset the RF */
+        /* pick the first valid not in-use channel */
+        if (band == IEEE80211_BAND_5GHZ) {
+                for (i = 14; i < priv->channel_count; i++) {
+                        if (priv->channel_info[i].channel !=
+                            le16_to_cpu(priv->staging_rxon.channel)) {
+                                channel = priv->channel_info[i].channel;
+                                ch_info = iwl_get_channel_info(priv,
+                                        band, channel);
+                                if (is_channel_valid(ch_info))
+                                        break;
+                        }
+                }
+        } else {
+                for (i = 0; i < 14; i++) {
+                        if (priv->channel_info[i].channel !=
+                            le16_to_cpu(priv->staging_rxon.channel)) {
+                                        channel =
+                                                priv->channel_info[i].channel;
+                                        ch_info = iwl_get_channel_info(priv,
+                                                band, channel);
+                                        if (is_channel_valid(ch_info))
+                                                break;
+                        }
+                }
+        }
+
+        return channel;
+}
+EXPORT_SYMBOL(iwl_get_single_channel_number);
+
 /**
  * iwl_set_rxon_channel - Set the phymode and channel values in staging RXON
  * @phymode: MODE_IEEE80211A sets to 5.2GHz; all else set to 2.4GHz
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 7e5a5ba41fd2..31775bd9c361 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -343,6 +343,8 @@ int iwl_check_rxon_cmd(struct iwl_priv *priv);
 int iwl_full_rxon_required(struct iwl_priv *priv);
 void iwl_set_rxon_chain(struct iwl_priv *priv);
 int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch);
+u8 iwl_get_single_channel_number(struct iwl_priv *priv,
+                                  enum ieee80211_band band);
 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
 u8 iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
                          struct ieee80211_sta_ht_cap *sta_ht_inf);
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 3e5bffb6034f..6c353cacc8d6 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -1844,6 +1844,49 @@ static void iwl3945_irq_tasklet(struct iwl_priv *priv)
 #endif
 }
 
+static int iwl3945_get_single_channel_for_scan(struct iwl_priv *priv,
+                                               struct ieee80211_vif *vif,
+                                               enum ieee80211_band band,
+                                               struct iwl3945_scan_channel *scan_ch)
+{
+        const struct ieee80211_supported_band *sband;
+        u16 passive_dwell = 0;
+        u16 active_dwell = 0;
+        int added = 0;
+        u8 channel = 0;
+
+        sband = iwl_get_hw_mode(priv, band);
+        if (!sband) {
+                IWL_ERR(priv, "invalid band\n");
+                return added;
+        }
+
+        active_dwell = iwl_get_active_dwell_time(priv, band, 0);
+        passive_dwell = iwl_get_passive_dwell_time(priv, band, vif);
+
+        if (passive_dwell <= active_dwell)
+                passive_dwell = active_dwell + 1;
+
+
+        channel = iwl_get_single_channel_number(priv, band);
+
+        if (channel) {
+                scan_ch->channel = channel;
+                scan_ch->type = 0;      /* passive */
+                scan_ch->active_dwell = cpu_to_le16(active_dwell);
+                scan_ch->passive_dwell = cpu_to_le16(passive_dwell);
+                /* Set txpower levels to defaults */
+                scan_ch->tpc.dsp_atten = 110;
+                if (band == IEEE80211_BAND_5GHZ)
+                        scan_ch->tpc.tx_gain = ((1 << 5) | (3 << 3)) | 3;
+                else
+                        scan_ch->tpc.tx_gain = ((1 << 5) | (5 << 3));
+                added++;
+        } else
+                IWL_ERR(priv, "no valid channel found\n");
+        return added;
+}
+
 static int iwl3945_get_channels_for_scan(struct iwl_priv *priv,
                                          enum ieee80211_band band,
                                      u8 is_active, u8 n_probes,
@@ -2992,9 +3035,16 @@ void iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
         /* select Rx antennas */
         scan->flags |= iwl3945_get_antenna_flags(priv);
 
-        scan->channel_count =
-                iwl3945_get_channels_for_scan(priv, band, is_active, n_probes,
-                        (void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)], vif);
+        if (priv->is_internal_short_scan) {
+                scan->channel_count =
+                        iwl3945_get_single_channel_for_scan(priv, vif, band,
+                                (void *)&scan->data[le16_to_cpu(
+                                scan->tx_cmd.len)]);
+        } else {
+                scan->channel_count =
+                        iwl3945_get_channels_for_scan(priv, band, is_active, n_probes,
+                                (void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)], vif);
+        }
 
         if (scan->channel_count == 0) {
                 IWL_DEBUG_SCAN(priv, "channel count %d\n", scan->channel_count);
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index d5b197b4d5bb..73073259f508 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -80,6 +80,7 @@ static struct usb_device_id p54u_table[] __devinitdata = {
         {USB_DEVICE(0x1413, 0x5400)},   /* Telsey 802.11g USB2.0 Adapter */
         {USB_DEVICE(0x1435, 0x0427)},   /* Inventel UR054G */
         {USB_DEVICE(0x2001, 0x3704)},   /* DLink DWL-G122 rev A2 */
+        {USB_DEVICE(0x413c, 0x5513)},   /* Dell WLA3310 USB Wireless Adapter */
         {USB_DEVICE(0x413c, 0x8102)},   /* Spinnaker DUT */
         {USB_DEVICE(0x413c, 0x8104)},   /* Cohiba Proto board */
         {}
diff --git a/drivers/net/wireless/wl12xx/wl1251_sdio.c b/drivers/net/wireless/wl12xx/wl1251_sdio.c
index d234285c2c81..c561332e7009 100644
--- a/drivers/net/wireless/wl12xx/wl1251_sdio.c
+++ b/drivers/net/wireless/wl12xx/wl1251_sdio.c
@@ -259,6 +259,7 @@ disable:
         sdio_disable_func(func);
 release:
         sdio_release_host(func);
+        wl1251_free_hw(wl);
         return ret;
 }