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

Pull networking updates from David Miller:

 1) Alexey Kuznetsov noticed we routed TCP resets improperly in the
    assymetric routing case, fix this by reverting a change that made us
    use the incoming interface in the outgoing route key when we didn't
    have a socket context to work with.

 2) TCP sysctl kernel memory leakage to userspace fix from Alan Cox.

 3) Move UAPI bits from David Howells, WIMAX and CAN this time.

 4) Fix TX stalls in e1000e wrt.  Byte Queue Limits, from Hiroaki
    SHIMODA, Denys Fedoryshchenko, and Jesse Brandeburg.

 5) Fix IPV6 crashes in packet generator module, from Amerigo Wang.

 6) Tidies and fixes in the new VXLAN driver from Stephen Hemminger.

 7) Bridge IP options parse doesn't check first if SKB header has at
    least an IP header's worth of content present.  Fix from Sarveshwar
    Bandi.

 8) The kernel now generates compound pages on transmit and the Xen
    netback drivers needs some adjustments in order to handle this.  Fix
    from Ian Campbell.

 9) Turn off ASPM in JME driver, from Kevin Bardon and Matthew Garrett.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (43 commits)
  mcs7830: Fix link state detection
  net: add doc for in4_pton()
  net: add doc for in6_pton()
  vti: fix sparse bit endian warnings
  tcp: resets are misrouted
  usbnet: Support devices reporting idleness
  Add CDC-ACM support for the CX93010-2x UCMxx USB Modem
  net/ethernet/jme: disable ASPM
  tcp: sysctl interface leaks 16 bytes of kernel memory
  kaweth: print correct debug ptr
  e1000e: Change wthresh to 1 to avoid possible Tx stalls
  ipv4: fix route mark sparse warning
  xen: netback: handle compound page fragments on transmit.
  bridge: Pull ip header into skb->data before looking into ip header.
  isdn: fix a wrapping bug in isdn_ppp_ioctl()
  vxlan: fix oops when give unknown ifindex
  vxlan: fix receive checksum handling
  vxlan: add additional headroom
  vxlan: allow configuring port range
  vxlan: associate with tunnel socket on transmit
  ...

16 files changed, 136 insertions, 92 deletions

diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 9fd6d9a9942e..9f31cfa56cc0 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -1804,7 +1804,7 @@ ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
         int ret;
         struct ath5k_hw *ah = hw->priv;
-        struct ath5k_vif *avf = (void *)vif->drv_priv;
+        struct ath5k_vif *avf;
         struct sk_buff *skb;
 
         if (WARN_ON(!vif)) {
@@ -1819,6 +1819,7 @@ ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
                 goto out;
         }
 
+        avf = (void *)vif->drv_priv;
         ath5k_txbuf_free_skb(ah, avf->bbuf);
         avf->bbuf->skb = skb;
         ret = ath5k_beacon_setup(ah, avf->bbuf);
diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c
index 76f07d8c272d..1b48414dca95 100644
--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
@@ -120,7 +120,7 @@ static void ath9k_tx_cabq(struct ieee80211_hw *hw, struct sk_buff *skb)
 
         if (ath_tx_start(hw, skb, &txctl) != 0) {
                 ath_dbg(common, XMIT, "CABQ TX failed\n");
-                dev_kfree_skb_any(skb);
+                ieee80211_free_txskb(hw, skb);
         }
 }
 
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index f9a6ec5cf470..8e1559aba495 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1450,9 +1450,14 @@ static bool ath9k_hw_set_reset_reg(struct ath_hw *ah, u32 type)
         REG_WRITE(ah, AR_RTC_FORCE_WAKE,
                   AR_RTC_FORCE_WAKE_EN | AR_RTC_FORCE_WAKE_ON_INT);
 
+        if (!ah->reset_power_on)
+                type = ATH9K_RESET_POWER_ON;
+
         switch (type) {
         case ATH9K_RESET_POWER_ON:
                 ret = ath9k_hw_set_reset_power_on(ah);
+                if (!ret)
+                        ah->reset_power_on = true;
                 break;
         case ATH9K_RESET_WARM:
         case ATH9K_RESET_COLD:
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 566a4ce4f156..dbc1b7a4cbfd 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -741,6 +741,7 @@ struct ath_hw {
         u32 rfkill_polarity;
         u32 ah_flags;
 
+        bool reset_power_on;
         bool htc_reset_init;
 
         enum nl80211_iftype opmode;
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 31ab82e3ba85..dd45edfa6bae 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -639,8 +639,7 @@ static int ath9k_start(struct ieee80211_hw *hw)
                 ath_err(common,
                         "Unable to reset hardware; reset status %d (freq %u MHz)\n",
                         r, curchan->center_freq);
-                spin_unlock_bh(&sc->sc_pcu_lock);
-                goto mutex_unlock;
+                ah->reset_power_on = false;
         }
 
         /* Setup our intr mask. */
@@ -665,11 +664,8 @@ static int ath9k_start(struct ieee80211_hw *hw)
         clear_bit(SC_OP_INVALID, &sc->sc_flags);
         sc->sc_ah->is_monitoring = false;
 
-        if (!ath_complete_reset(sc, false)) {
-                r = -EIO;
-                spin_unlock_bh(&sc->sc_pcu_lock);
-                goto mutex_unlock;
-        }
+        if (!ath_complete_reset(sc, false))
+                ah->reset_power_on = false;
 
         if (ah->led_pin >= 0) {
                 ath9k_hw_cfg_output(ah, ah->led_pin,
@@ -688,12 +684,11 @@ static int ath9k_start(struct ieee80211_hw *hw)
         if (ah->caps.pcie_lcr_extsync_en && common->bus_ops->extn_synch_en)
                 common->bus_ops->extn_synch_en(common);
 
-mutex_unlock:
         mutex_unlock(&sc->mutex);
 
         ath9k_ps_restore(sc);
 
-        return r;
+        return 0;
 }
 
 static void ath9k_tx(struct ieee80211_hw *hw,
@@ -770,7 +765,7 @@ static void ath9k_tx(struct ieee80211_hw *hw,
 
         return;
 exit:
-        dev_kfree_skb_any(skb);
+        ieee80211_free_txskb(hw, skb);
 }
 
 static void ath9k_stop(struct ieee80211_hw *hw)
diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
index 0e630a99b68b..f088f4bf9a26 100644
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -324,6 +324,10 @@ static int ath_pci_suspend(struct device *device)
 static int ath_pci_resume(struct device *device)
 {
         struct pci_dev *pdev = to_pci_dev(device);
+        struct ieee80211_hw *hw = pci_get_drvdata(pdev);
+        struct ath_softc *sc = hw->priv;
+        struct ath_hw *ah = sc->sc_ah;
+        struct ath_common *common = ath9k_hw_common(ah);
         u32 val;
 
         /*
@@ -335,6 +339,9 @@ static int ath_pci_resume(struct device *device)
         if ((val & 0x0000ff00) != 0)
                 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
 
+        ath_pci_aspm_init(common);
+        ah->reset_power_on = false;
+
         return 0;
 }
 
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 36618e3a5e60..378bd70256b2 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -66,8 +66,7 @@ static void ath_tx_update_baw(struct ath_softc *sc, struct ath_atx_tid *tid,
 static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
                                            struct ath_txq *txq,
                                            struct ath_atx_tid *tid,
-                                           struct sk_buff *skb,
-                                           bool dequeue);
+                                           struct sk_buff *skb);
 
 enum {
         MCS_HT20,
@@ -176,7 +175,15 @@ static void ath_tx_flush_tid(struct ath_softc *sc, struct ath_atx_tid *tid)
                 fi = get_frame_info(skb);
                 bf = fi->bf;
 
-                if (bf && fi->retries) {
+                if (!bf) {
+                        bf = ath_tx_setup_buffer(sc, txq, tid, skb);
+                        if (!bf) {
+                                ieee80211_free_txskb(sc->hw, skb);
+                                continue;
+                        }
+                }
+
+                if (fi->retries) {
                         list_add_tail(&bf->list, &bf_head);
                         ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
                         ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
@@ -785,10 +792,13 @@ static enum ATH_AGGR_STATUS ath_tx_form_aggr(struct ath_softc *sc,
                 fi = get_frame_info(skb);
                 bf = fi->bf;
                 if (!fi->bf)
-                        bf = ath_tx_setup_buffer(sc, txq, tid, skb, true);
+                        bf = ath_tx_setup_buffer(sc, txq, tid, skb);
 
-                if (!bf)
+                if (!bf) {
+                        __skb_unlink(skb, &tid->buf_q);
+                        ieee80211_free_txskb(sc->hw, skb);
                         continue;
+                }
 
                 bf->bf_state.bf_type = BUF_AMPDU | BUF_AGGR;
                 seqno = bf->bf_state.seqno;
@@ -1731,9 +1741,11 @@ static void ath_tx_send_ampdu(struct ath_softc *sc, struct ath_atx_tid *tid,
                 return;
         }
 
-        bf = ath_tx_setup_buffer(sc, txctl->txq, tid, skb, false);
-        if (!bf)
+        bf = ath_tx_setup_buffer(sc, txctl->txq, tid, skb);
+        if (!bf) {
+                ieee80211_free_txskb(sc->hw, skb);
                 return;
+        }
 
         bf->bf_state.bf_type = BUF_AMPDU;
         INIT_LIST_HEAD(&bf_head);
@@ -1757,11 +1769,6 @@ static void ath_tx_send_normal(struct ath_softc *sc, struct ath_txq *txq,
         struct ath_buf *bf;
 
         bf = fi->bf;
-        if (!bf)
-                bf = ath_tx_setup_buffer(sc, txq, tid, skb, false);
-
-        if (!bf)
-                return;
 
         INIT_LIST_HEAD(&bf_head);
         list_add_tail(&bf->list, &bf_head);
@@ -1839,8 +1846,7 @@ u8 ath_txchainmask_reduction(struct ath_softc *sc, u8 chainmask, u32 rate)
 static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
                                            struct ath_txq *txq,
                                            struct ath_atx_tid *tid,
-                                           struct sk_buff *skb,
-                                           bool dequeue)
+                                           struct sk_buff *skb)
 {
         struct ath_common *common = ath9k_hw_common(sc->sc_ah);
         struct ath_frame_info *fi = get_frame_info(skb);
@@ -1852,7 +1858,7 @@ static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
         bf = ath_tx_get_buffer(sc);
         if (!bf) {
                 ath_dbg(common, XMIT, "TX buffers are full\n");
-                goto error;
+                return NULL;
         }
 
         ATH_TXBUF_RESET(bf);
@@ -1881,18 +1887,12 @@ static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
                 ath_err(ath9k_hw_common(sc->sc_ah),
                         "dma_mapping_error() on TX\n");
                 ath_tx_return_buffer(sc, bf);
-                goto error;
+                return NULL;
         }
 
         fi->bf = bf;
 
         return bf;
-
-error:
-        if (dequeue)
-                __skb_unlink(skb, &tid->buf_q);
-        dev_kfree_skb_any(skb);
-        return NULL;
 }
 
 /* FIXME: tx power */
@@ -1921,9 +1921,14 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct sk_buff *skb,
                  */
                 ath_tx_send_ampdu(sc, tid, skb, txctl);
         } else {
-                bf = ath_tx_setup_buffer(sc, txctl->txq, tid, skb, false);
-                if (!bf)
+                bf = ath_tx_setup_buffer(sc, txctl->txq, tid, skb);
+                if (!bf) {
+                        if (txctl->paprd)
+                                dev_kfree_skb_any(skb);
+                        else
+                                ieee80211_free_txskb(sc->hw, skb);
                         return;
+                }
 
                 bf->bf_state.bfs_paprd = txctl->paprd;
 
diff --git a/drivers/net/wireless/ath/carl9170/carl9170.h b/drivers/net/wireless/ath/carl9170/carl9170.h
index 2aa4a59c72c8..2df17f1e49ef 100644
--- a/drivers/net/wireless/ath/carl9170/carl9170.h
+++ b/drivers/net/wireless/ath/carl9170/carl9170.h
@@ -303,6 +303,7 @@ struct ar9170 {
         unsigned long queue_stop_timeout[__AR9170_NUM_TXQ];
         unsigned long max_queue_stop_timeout[__AR9170_NUM_TXQ];
         bool needs_full_reset;
+        bool force_usb_reset;
         atomic_t pending_restarts;
 
         /* interface mode settings */
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index 67997b39aba7..25a1e2f4f738 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -465,27 +465,26 @@ static void carl9170_restart_work(struct work_struct *work)
 {
         struct ar9170 *ar = container_of(work, struct ar9170,
                                          restart_work);
-        int err;
+        int err = -EIO;
 
         ar->usedkeys = 0;
         ar->filter_state = 0;
         carl9170_cancel_worker(ar);
 
         mutex_lock(&ar->mutex);
-        err = carl9170_usb_restart(ar);
-        if (net_ratelimit()) {
-                if (err) {
-                        dev_err(&ar->udev->dev, "Failed to restart device "
-                                " (%d).\n", err);
-                 } else {
-                        dev_info(&ar->udev->dev, "device restarted "
-                                 "successfully.\n");
+        if (!ar->force_usb_reset) {
+                err = carl9170_usb_restart(ar);
+                if (net_ratelimit()) {
+                        if (err)
+                                dev_err(&ar->udev->dev, "Failed to restart device (%d).\n", err);
+                        else
+                                dev_info(&ar->udev->dev, "device restarted successfully.\n");
                 }
         }
-
         carl9170_zap_queues(ar);
         mutex_unlock(&ar->mutex);
-        if (!err) {
+
+        if (!err && !ar->force_usb_reset) {
                 ar->restart_counter++;
                 atomic_set(&ar->pending_restarts, 0);
 
@@ -526,10 +525,10 @@ void carl9170_restart(struct ar9170 *ar, const enum carl9170_restart_reasons r)
         if (!ar->registered)
                 return;
 
-        if (IS_ACCEPTING_CMD(ar) && !ar->needs_full_reset)
-                ieee80211_queue_work(ar->hw, &ar->restart_work);
-        else
-                carl9170_usb_reset(ar);
+        if (!IS_ACCEPTING_CMD(ar) || ar->needs_full_reset)
+                ar->force_usb_reset = true;
+
+        ieee80211_queue_work(ar->hw, &ar->restart_work);
 
         /*
          * At this point, the device instance might have vanished/disabled.
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 2691620393ea..0679458a1bac 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1596,8 +1596,9 @@ done:
                 }
         }
 
-        if (mwifiex_bss_start(priv, bss, &req_ssid))
-                return -EFAULT;
+        ret = mwifiex_bss_start(priv, bss, &req_ssid);
+        if (ret)
+                return ret;
 
         if (mode == NL80211_IFTYPE_ADHOC) {
                 /* Inform the BSS information to kernel, otherwise
@@ -1652,9 +1653,19 @@ done:
                         "info: association to bssid %pM failed\n",
                         priv->cfg_bssid);
                 memset(priv->cfg_bssid, 0, ETH_ALEN);
+
+                if (ret > 0)
+                        cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
+                                                NULL, 0, NULL, 0, ret,
+                                                GFP_KERNEL);
+                else
+                        cfg80211_connect_result(priv->netdev, priv->cfg_bssid,
+                                                NULL, 0, NULL, 0,
+                                                WLAN_STATUS_UNSPECIFIED_FAILURE,
+                                                GFP_KERNEL);
         }
 
-        return ret;
+        return 0;
 }
 
 /*
@@ -1802,7 +1813,7 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy,
 {
         struct net_device *dev = request->wdev->netdev;
         struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
-        int i, offset;
+        int i, offset, ret;
         struct ieee80211_channel *chan;
         struct ieee_types_header *ie;
 
@@ -1855,8 +1866,12 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy,
 
                 priv->user_scan_cfg->chan_list[i].scan_time = 0;
         }
-        if (mwifiex_scan_networks(priv, priv->user_scan_cfg))
-                return -EFAULT;
+
+        ret = mwifiex_scan_networks(priv, priv->user_scan_cfg);
+        if (ret) {
+                dev_err(priv->adapter->dev, "scan failed: %d\n", ret);
+                return ret;
+        }
 
         if (request->ie && request->ie_len) {
                 for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) {
diff --git a/drivers/net/wireless/mwifiex/join.c b/drivers/net/wireless/mwifiex/join.c
index 82e63cee1e97..7b0858af8f5d 100644
--- a/drivers/net/wireless/mwifiex/join.c
+++ b/drivers/net/wireless/mwifiex/join.c
@@ -1180,16 +1180,18 @@ int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv,
         struct mwifiex_adapter *adapter = priv->adapter;
         struct host_cmd_ds_802_11_ad_hoc_result *adhoc_result;
         struct mwifiex_bssdescriptor *bss_desc;
+        u16 reason_code;
 
         adhoc_result = &resp->params.adhoc_result;
 
         bss_desc = priv->attempted_bss_desc;
 
         /* Join result code 0 --> SUCCESS */
-        if (le16_to_cpu(resp->result)) {
+        reason_code = le16_to_cpu(resp->result);
+        if (reason_code) {
                 dev_err(priv->adapter->dev, "ADHOC_RESP: failed\n");
                 if (priv->media_connected)
-                        mwifiex_reset_connect_state(priv);
+                        mwifiex_reset_connect_state(priv, reason_code);
 
                 memset(&priv->curr_bss_params.bss_descriptor,
                        0x00, sizeof(struct mwifiex_bssdescriptor));
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index bfb3fa69805c..c2d0ab146af5 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -847,7 +847,7 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv,
                                  struct mwifiex_bssdescriptor *bss_desc);
 int mwifiex_ret_802_11_associate(struct mwifiex_private *priv,
                                  struct host_cmd_ds_command *resp);
-void mwifiex_reset_connect_state(struct mwifiex_private *priv);
+void mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason);
 u8 mwifiex_band_to_radio_type(u8 band);
 int mwifiex_deauthenticate(struct mwifiex_private *priv, u8 *mac);
 int mwifiex_adhoc_start(struct mwifiex_private *priv,
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index e36a75988f87..00b658d3b6ec 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1296,7 +1296,7 @@ mwifiex_radio_type_to_band(u8 radio_type)
 int mwifiex_scan_networks(struct mwifiex_private *priv,
                           const struct mwifiex_user_scan_cfg *user_scan_in)
 {
-        int ret = 0;
+        int ret;
         struct mwifiex_adapter *adapter = priv->adapter;
         struct cmd_ctrl_node *cmd_node;
         union mwifiex_scan_cmd_config_tlv *scan_cfg_out;
@@ -1309,25 +1309,26 @@ int mwifiex_scan_networks(struct mwifiex_private *priv,
         unsigned long flags;
 
         if (adapter->scan_processing) {
-                dev_dbg(adapter->dev, "cmd: Scan already in process...\n");
-                return ret;
+                dev_err(adapter->dev, "cmd: Scan already in process...\n");
+                return -EBUSY;
         }
 
-        spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
-        adapter->scan_processing = true;
-        spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
-
         if (priv->scan_block) {
-                dev_dbg(adapter->dev,
+                dev_err(adapter->dev,
                         "cmd: Scan is blocked during association...\n");
-                return ret;
+                return -EBUSY;
         }
 
+        spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
+        adapter->scan_processing = true;
+        spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
+
         scan_cfg_out = kzalloc(sizeof(union mwifiex_scan_cmd_config_tlv),
                                                                 GFP_KERNEL);
         if (!scan_cfg_out) {
                 dev_err(adapter->dev, "failed to alloc scan_cfg_out\n");
-                return -ENOMEM;
+                ret = -ENOMEM;
+                goto done;
         }
 
         buf_size = sizeof(struct mwifiex_chan_scan_param_set) *
@@ -1336,7 +1337,8 @@ int mwifiex_scan_networks(struct mwifiex_private *priv,
         if (!scan_chan_list) {
                 dev_err(adapter->dev, "failed to alloc scan_chan_list\n");
                 kfree(scan_cfg_out);
-                return -ENOMEM;
+                ret = -ENOMEM;
+                goto done;
         }
 
         mwifiex_config_scan(priv, user_scan_in, &scan_cfg_out->config,
@@ -1364,14 +1366,16 @@ int mwifiex_scan_networks(struct mwifiex_private *priv,
                         spin_unlock_irqrestore(&adapter->scan_pending_q_lock,
                                                flags);
                 }
-        } else {
-                spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
-                adapter->scan_processing = true;
-                spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
         }
 
         kfree(scan_cfg_out);
         kfree(scan_chan_list);
+done:
+        if (ret) {
+                spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
+                adapter->scan_processing = false;
+                spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
+        }
         return ret;
 }
 
@@ -1430,8 +1434,8 @@ int mwifiex_check_network_compatibility(struct mwifiex_private *priv,
                         ret = mwifiex_is_network_compatible(priv, bss_desc,
                                                             priv->bss_mode);
                         if (ret)
-                                dev_err(priv->adapter->dev, "cannot find ssid "
-                                        "%s\n", bss_desc->ssid.ssid);
+                                dev_err(priv->adapter->dev,
+                                        "Incompatible network settings\n");
                         break;
                 default:
                         ret = 0;
diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c
index e380171c4c5d..09e6a267f566 100644
--- a/drivers/net/wireless/mwifiex/sta_cmdresp.c
+++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c
@@ -545,7 +545,7 @@ static int mwifiex_ret_802_11_deauthenticate(struct mwifiex_private *priv,
         if (!memcmp(resp->params.deauth.mac_addr,
                     &priv->curr_bss_params.bss_descriptor.mac_address,
                     sizeof(resp->params.deauth.mac_addr)))
-                mwifiex_reset_connect_state(priv);
+                mwifiex_reset_connect_state(priv, WLAN_REASON_DEAUTH_LEAVING);
 
         return 0;
 }
@@ -558,7 +558,7 @@ static int mwifiex_ret_802_11_deauthenticate(struct mwifiex_private *priv,
 static int mwifiex_ret_802_11_ad_hoc_stop(struct mwifiex_private *priv,
                                           struct host_cmd_ds_command *resp)
 {
-        mwifiex_reset_connect_state(priv);
+        mwifiex_reset_connect_state(priv, WLAN_REASON_DEAUTH_LEAVING);
         return 0;
 }
 
diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c
index aafde30e714a..8132119e1a21 100644
--- a/drivers/net/wireless/mwifiex/sta_event.c
+++ b/drivers/net/wireless/mwifiex/sta_event.c
@@ -41,7 +41,7 @@
  *      - Sends a disconnect event to upper layers/applications.
  */
 void
-mwifiex_reset_connect_state(struct mwifiex_private *priv)
+mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason_code)
 {
         struct mwifiex_adapter *adapter = priv->adapter;
 
@@ -117,10 +117,10 @@ mwifiex_reset_connect_state(struct mwifiex_private *priv)
         priv->media_connected = false;
         dev_dbg(adapter->dev,
                 "info: successfully disconnected from %pM: reason code %d\n",
-                priv->cfg_bssid, WLAN_REASON_DEAUTH_LEAVING);
+                priv->cfg_bssid, reason_code);
         if (priv->bss_mode == NL80211_IFTYPE_STATION) {
-                cfg80211_disconnected(priv->netdev, WLAN_REASON_DEAUTH_LEAVING,
-                                      NULL, 0, GFP_KERNEL);
+                cfg80211_disconnected(priv->netdev, reason_code, NULL, 0,
+                                      GFP_KERNEL);
         }
         memset(priv->cfg_bssid, 0, ETH_ALEN);
 
@@ -186,7 +186,7 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv)
         struct mwifiex_adapter *adapter = priv->adapter;
         int ret = 0;
         u32 eventcause = adapter->event_cause;
-        u16 ctrl;
+        u16 ctrl, reason_code;
 
         switch (eventcause) {
         case EVENT_DUMMY_HOST_WAKEUP_SIGNAL:
@@ -204,22 +204,31 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv)
         case EVENT_DEAUTHENTICATED:
                 dev_dbg(adapter->dev, "event: Deauthenticated\n");
                 adapter->dbg.num_event_deauth++;
-                if (priv->media_connected)
-                        mwifiex_reset_connect_state(priv);
+                if (priv->media_connected) {
+                        reason_code =
+                                le16_to_cpu(*(__le16 *)adapter->event_body);
+                        mwifiex_reset_connect_state(priv, reason_code);
+                }
                 break;
 
         case EVENT_DISASSOCIATED:
                 dev_dbg(adapter->dev, "event: Disassociated\n");
                 adapter->dbg.num_event_disassoc++;
-                if (priv->media_connected)
-                        mwifiex_reset_connect_state(priv);
+                if (priv->media_connected) {
+                        reason_code =
+                                le16_to_cpu(*(__le16 *)adapter->event_body);
+                        mwifiex_reset_connect_state(priv, reason_code);
+                }
                 break;
 
         case EVENT_LINK_LOST:
                 dev_dbg(adapter->dev, "event: Link lost\n");
                 adapter->dbg.num_event_link_lost++;
-                if (priv->media_connected)
-                        mwifiex_reset_connect_state(priv);
+                if (priv->media_connected) {
+                        reason_code =
+                                le16_to_cpu(*(__le16 *)adapter->event_body);
+                        mwifiex_reset_connect_state(priv, reason_code);
+                }
                 break;
 
         case EVENT_PS_SLEEP:
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 540c94f8505a..01dc8891070c 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -2252,9 +2252,9 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
          */
         if (rt2x00_rt(rt2x00dev, RT3352)) {
                 rt2800_bbp_write(rt2x00dev, 27, 0x0);
-                rt2800_bbp_write(rt2x00dev, 62, 0x26 + rt2x00dev->lna_gain);
+                rt2800_bbp_write(rt2x00dev, 66, 0x26 + rt2x00dev->lna_gain);
                 rt2800_bbp_write(rt2x00dev, 27, 0x20);
-                rt2800_bbp_write(rt2x00dev, 62, 0x26 + rt2x00dev->lna_gain);
+                rt2800_bbp_write(rt2x00dev, 66, 0x26 + rt2x00dev->lna_gain);
         } else {
                 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
                 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);