Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6

17 files changed, 105 insertions, 132 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index cf0f3a5c09cc..9d12977b6baf 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3327,7 +3327,6 @@ F:	drivers/net/wimax/i2400m/
 F:      include/linux/wimax/i2400m.h
 
 INTEL WIRELESS WIFI LINK (iwlwifi)
-M:      Reinette Chatre <reinette.chatre@intel.com>
 M:      Wey-Yi Guy <wey-yi.w.guy@intel.com>
 M:      Intel Linux Wireless <ilw@linux.intel.com>
 L:      linux-wireless@vger.kernel.org
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index 949ed09c6361..a126e614601f 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -47,46 +47,40 @@ MODULE_DEVICE_TABLE(usb, ath3k_table);
 #define USB_REQ_DFU_DNLOAD      1
 #define BULK_SIZE               4096
 
-struct ath3k_data {
-        struct usb_device *udev;
-        u8 *fw_data;
-        u32 fw_size;
-        u32 fw_sent;
-};
-
-static int ath3k_load_firmware(struct ath3k_data *data,
-                                unsigned char *firmware,
-                                int count)
+static int ath3k_load_firmware(struct usb_device *udev,
+                                const struct firmware *firmware)
 {
         u8 *send_buf;
         int err, pipe, len, size, sent = 0;
+        int count = firmware->size;
 
-        BT_DBG("ath3k %p udev %p", data, data->udev);
+        BT_DBG("udev %p", udev);
 
-        pipe = usb_sndctrlpipe(data->udev, 0);
+        pipe = usb_sndctrlpipe(udev, 0);
 
-        if ((usb_control_msg(data->udev, pipe,
+        send_buf = kmalloc(BULK_SIZE, GFP_ATOMIC);
+        if (!send_buf) {
+                BT_ERR("Can't allocate memory chunk for firmware");
+                return -ENOMEM;
+        }
+
+        memcpy(send_buf, firmware->data, 20);
+        if ((err = usb_control_msg(udev, pipe,
                                 USB_REQ_DFU_DNLOAD,
                                 USB_TYPE_VENDOR, 0, 0,
-                                firmware, 20, USB_CTRL_SET_TIMEOUT)) < 0) {
+                                send_buf, 20, USB_CTRL_SET_TIMEOUT)) < 0) {
                 BT_ERR("Can't change to loading configuration err");
-                return -EBUSY;
+                goto error;
         }
         sent += 20;
         count -= 20;
 
-        send_buf = kmalloc(BULK_SIZE, GFP_ATOMIC);
-        if (!send_buf) {
-                BT_ERR("Can't allocate memory chunk for firmware");
-                return -ENOMEM;
-        }
-
         while (count) {
                 size = min_t(uint, count, BULK_SIZE);
-                pipe = usb_sndbulkpipe(data->udev, 0x02);
-                memcpy(send_buf, firmware + sent, size);
+                pipe = usb_sndbulkpipe(udev, 0x02);
+                memcpy(send_buf, firmware->data + sent, size);
 
-                err = usb_bulk_msg(data->udev, pipe, send_buf, size,
+                err = usb_bulk_msg(udev, pipe, send_buf, size,
                                         &len, 3000);
 
                 if (err || (len != size)) {
@@ -112,57 +106,28 @@ static int ath3k_probe(struct usb_interface *intf,
 {
         const struct firmware *firmware;
         struct usb_device *udev = interface_to_usbdev(intf);
-        struct ath3k_data *data;
-        int size;
 
         BT_DBG("intf %p id %p", intf, id);
 
         if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
                 return -ENODEV;
 
-        data = kzalloc(sizeof(*data), GFP_KERNEL);
-        if (!data)
-                return -ENOMEM;
-
-        data->udev = udev;
-
         if (request_firmware(&firmware, "ath3k-1.fw", &udev->dev) < 0) {
-                kfree(data);
                 return -EIO;
         }
 
-        size = max_t(uint, firmware->size, 4096);
-        data->fw_data = kmalloc(size, GFP_KERNEL);
-        if (!data->fw_data) {
+        if (ath3k_load_firmware(udev, firmware)) {
                 release_firmware(firmware);
-                kfree(data);
-                return -ENOMEM;
-        }
-
-        memcpy(data->fw_data, firmware->data, firmware->size);
-        data->fw_size = firmware->size;
-        data->fw_sent = 0;
-        release_firmware(firmware);
-
-        usb_set_intfdata(intf, data);
-        if (ath3k_load_firmware(data, data->fw_data, data->fw_size)) {
-                usb_set_intfdata(intf, NULL);
-                kfree(data->fw_data);
-                kfree(data);
                 return -EIO;
         }
+        release_firmware(firmware);
 
         return 0;
 }
 
 static void ath3k_disconnect(struct usb_interface *intf)
 {
-        struct ath3k_data *data = usb_get_intfdata(intf);
-
         BT_DBG("ath3k_disconnect intf %p", intf);
-
-        kfree(data->fw_data);
-        kfree(data);
 }
 
 static struct usb_driver ath3k_driver = {
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 1afb8bb85756..9f01e50d5cda 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -369,6 +369,9 @@ static void ath9k_hw_init_config(struct ath_hw *ah)
         else
                 ah->config.ht_enable = 0;
 
+        /* PAPRD needs some more work to be enabled */
+        ah->config.paprd_disable = 1;
+
         ah->config.rx_intr_mitigation = true;
         ah->config.pcieSerDesWrite = true;
 
@@ -1933,7 +1936,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
                 pCap->rx_status_len = sizeof(struct ar9003_rxs);
                 pCap->tx_desc_len = sizeof(struct ar9003_txc);
                 pCap->txs_len = sizeof(struct ar9003_txs);
-                if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD))
+                if (!ah->config.paprd_disable &&
+                    ah->eep_ops->get_eeprom(ah, EEP_PAPRD))
                         pCap->hw_caps |= ATH9K_HW_CAP_PAPRD;
         } else {
                 pCap->tx_desc_len = sizeof(struct ath_desc);
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 5a3dfec45e96..ea9fde670646 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -225,6 +225,7 @@ struct ath9k_ops_config {
         u32 pcie_waen;
         u8 analog_shiftreg;
         u8 ht_enable;
+        u8 paprd_disable;
         u32 ofdm_trig_low;
         u32 ofdm_trig_high;
         u32 cck_trig_high;
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index f90a6ca94a76..c79c97be6cd4 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -592,14 +592,12 @@ void ath9k_tasklet(unsigned long data)
         u32 status = sc->intrstatus;
         u32 rxmask;
 
-        ath9k_ps_wakeup(sc);
-
         if (status & ATH9K_INT_FATAL) {
                 ath_reset(sc, true);
-                ath9k_ps_restore(sc);
                 return;
         }
 
+        ath9k_ps_wakeup(sc);
         spin_lock(&sc->sc_pcu_lock);
 
         if (!ath9k_hw_check_alive(ah))
@@ -969,6 +967,7 @@ int ath_reset(struct ath_softc *sc, bool retry_tx)
         /* Stop ANI */
         del_timer_sync(&common->ani.timer);
 
+        ath9k_ps_wakeup(sc);
         spin_lock_bh(&sc->sc_pcu_lock);
 
         ieee80211_stop_queues(hw);
@@ -1015,6 +1014,7 @@ int ath_reset(struct ath_softc *sc, bool retry_tx)
 
         /* Start ANI */
         ath_start_ani(common);
+        ath9k_ps_restore(sc);
 
         return r;
 }
@@ -1701,7 +1701,9 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
 skip_chan_change:
         if (changed & IEEE80211_CONF_CHANGE_POWER) {
                 sc->config.txpowlimit = 2 * conf->power_level;
+                ath9k_ps_wakeup(sc);
                 ath_update_txpow(sc);
+                ath9k_ps_restore(sc);
         }
 
         spin_lock_bh(&sc->wiphy_lock);
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 332d1feb5c18..33a37edbaf79 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -2113,9 +2113,7 @@ static void ath_tx_complete_poll_work(struct work_struct *work)
         if (needreset) {
                 ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET,
                         "tx hung, resetting the chip\n");
-                ath9k_ps_wakeup(sc);
                 ath_reset(sc, true);
-                ath9k_ps_restore(sc);
         }
 
         ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work,
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 3f1e5f1bf847..91a9f5253469 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -2624,6 +2624,7 @@ struct iwl_cfg iwl4965_agn_cfg = {
         .fw_name_pre = IWL4965_FW_PRE,
         .ucode_api_max = IWL4965_UCODE_API_MAX,
         .ucode_api_min = IWL4965_UCODE_API_MIN,
+        .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
         .valid_tx_ant = ANT_AB,
         .valid_rx_ant = ANT_ABC,
         .eeprom_ver = EEPROM_4965_EEPROM_VERSION,
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c
index 14ceb4df72f6..27b5a3eec9dc 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c
@@ -152,11 +152,14 @@ int iwl_eeprom_check_sku(struct iwl_priv *priv)
 
         eeprom_sku = iwl_eeprom_query16(priv, EEPROM_SKU_CAP);
 
-        priv->cfg->sku = ((eeprom_sku & EEPROM_SKU_CAP_BAND_SELECTION) >>
+        if (!priv->cfg->sku) {
+                /* not using sku overwrite */
+                priv->cfg->sku =
+                        ((eeprom_sku & EEPROM_SKU_CAP_BAND_SELECTION) >>
                         EEPROM_SKU_CAP_BAND_POS);
-        if (eeprom_sku & EEPROM_SKU_CAP_11N_ENABLE)
-                priv->cfg->sku |= IWL_SKU_N;
-
+                if (eeprom_sku & EEPROM_SKU_CAP_11N_ENABLE)
+                        priv->cfg->sku |= IWL_SKU_N;
+        }
         if (!priv->cfg->sku) {
                 IWL_ERR(priv, "Invalid device sku\n");
                 return -EINVAL;
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 0b4e8590cbb7..029be3c6c030 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -2446,6 +2446,7 @@ static struct usb_device_id rt73usb_device_table[] = {
         { USB_DEVICE(0x04bb, 0x093d), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x148f, 0x2671), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x0812, 0x3101), USB_DEVICE_DATA(&rt73usb_ops) },
         /* Qcom */
         { USB_DEVICE(0x18e8, 0x6196), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x18e8, 0x6229), USB_DEVICE_DATA(&rt73usb_ops) },
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index 0fa36aa6701a..1758d4463247 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -619,6 +619,13 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
                                         struct sk_buff *uskb = NULL;
                                         u8 *pdata;
                                         uskb = dev_alloc_skb(skb->len + 128);
+                                        if (!uskb) {
+                                                RT_TRACE(rtlpriv,
+                                                        (COMP_INTR | COMP_RECV),
+                                                        DBG_EMERG,
+                                                        ("can't alloc rx skb\n"));
+                                                goto done;
+                                        }
                                         memcpy(IEEE80211_SKB_RXCB(uskb),
                                                         &rx_status,
                                                         sizeof(rx_status));
@@ -641,7 +648,7 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
                         new_skb = dev_alloc_skb(rtlpci->rxbuffersize);
                         if (unlikely(!new_skb)) {
                                 RT_TRACE(rtlpriv, (COMP_INTR | COMP_RECV),
-                                         DBG_DMESG,
+                                         DBG_EMERG,
                                          ("can't alloc skb for rx\n"));
                                 goto done;
                         }
@@ -1066,9 +1073,9 @@ static int _rtl_pci_init_rx_ring(struct ieee80211_hw *hw)
                         struct sk_buff *skb =
                             dev_alloc_skb(rtlpci->rxbuffersize);
                         u32 bufferaddress;
-                        entry = &rtlpci->rx_ring[rx_queue_idx].desc[i];
                         if (!skb)
                                 return 0;
+                        entry = &rtlpci->rx_ring[rx_queue_idx].desc[i];
 
                         /*skb->dev = dev; */
 
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index a29feb01854e..d2cf88407690 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -184,6 +184,7 @@ struct hci_conn {
         __u32            link_mode;
         __u8             auth_type;
         __u8             sec_level;
+        __u8             pending_sec_level;
         __u8             power_save;
         __u16            disc_timeout;
         unsigned long    pend;
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 6b90a4191734..99cd8d9d891b 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -379,14 +379,10 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8
         hci_conn_hold(acl);
 
         if (acl->state == BT_OPEN || acl->state == BT_CLOSED) {
-                acl->sec_level = sec_level;
+                acl->sec_level = BT_SECURITY_LOW;
+                acl->pending_sec_level = sec_level;
                 acl->auth_type = auth_type;
                 hci_acl_connect(acl);
-        } else {
-                if (acl->sec_level < sec_level)
-                        acl->sec_level = sec_level;
-                if (acl->auth_type < auth_type)
-                        acl->auth_type = auth_type;
         }
 
         if (type == ACL_LINK)
@@ -442,11 +438,17 @@ static int hci_conn_auth(struct hci_conn *conn, __u8 sec_level, __u8 auth_type)
 {
         BT_DBG("conn %p", conn);
 
+        if (conn->pending_sec_level > sec_level)
+                sec_level = conn->pending_sec_level;
+
         if (sec_level > conn->sec_level)
-                conn->sec_level = sec_level;
+                conn->pending_sec_level = sec_level;
         else if (conn->link_mode & HCI_LM_AUTH)
                 return 1;
 
+        /* Make sure we preserve an existing MITM requirement*/
+        auth_type |= (conn->auth_type & 0x01);
+
         conn->auth_type = auth_type;
 
         if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->pend)) {
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 8b602d881fd7..9c4541bc488a 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1011,6 +1011,10 @@ int hci_unregister_dev(struct hci_dev *hdev)
 
         destroy_workqueue(hdev->workqueue);
 
+        hci_dev_lock_bh(hdev);
+        hci_blacklist_clear(hdev);
+        hci_dev_unlock_bh(hdev);
+
         __hci_dev_put(hdev);
 
         return 0;
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 38100170d380..a290854fdaa6 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -692,13 +692,13 @@ static int hci_outgoing_auth_needed(struct hci_dev *hdev,
         if (conn->state != BT_CONFIG || !conn->out)
                 return 0;
 
-        if (conn->sec_level == BT_SECURITY_SDP)
+        if (conn->pending_sec_level == BT_SECURITY_SDP)
                 return 0;
 
         /* Only request authentication for SSP connections or non-SSP
          * devices with sec_level HIGH */
         if (!(hdev->ssp_mode > 0 && conn->ssp_mode > 0) &&
-                                        conn->sec_level != BT_SECURITY_HIGH)
+                                conn->pending_sec_level != BT_SECURITY_HIGH)
                 return 0;
 
         return 1;
@@ -1095,9 +1095,10 @@ static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *s
 
         conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
         if (conn) {
-                if (!ev->status)
+                if (!ev->status) {
                         conn->link_mode |= HCI_LM_AUTH;
-                else
+                        conn->sec_level = conn->pending_sec_level;
+                } else
                         conn->sec_level = BT_SECURITY_LOW;
 
                 clear_bit(HCI_CONN_AUTH_PEND, &conn->pend);
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index c791fcda7b2d..7550abb0c96a 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -305,33 +305,44 @@ static void l2cap_chan_del(struct sock *sk, int err)
         }
 }
 
-/* Service level security */
-static inline int l2cap_check_security(struct sock *sk)
+static inline u8 l2cap_get_auth_type(struct sock *sk)
 {
-        struct l2cap_conn *conn = l2cap_pi(sk)->conn;
-        __u8 auth_type;
+        if (sk->sk_type == SOCK_RAW) {
+                switch (l2cap_pi(sk)->sec_level) {
+                case BT_SECURITY_HIGH:
+                        return HCI_AT_DEDICATED_BONDING_MITM;
+                case BT_SECURITY_MEDIUM:
+                        return HCI_AT_DEDICATED_BONDING;
+                default:
+                        return HCI_AT_NO_BONDING;
+                }
+        } else if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) {
+                if (l2cap_pi(sk)->sec_level == BT_SECURITY_LOW)
+                        l2cap_pi(sk)->sec_level = BT_SECURITY_SDP;
 
-        if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) {
                 if (l2cap_pi(sk)->sec_level == BT_SECURITY_HIGH)
-                        auth_type = HCI_AT_NO_BONDING_MITM;
+                        return HCI_AT_NO_BONDING_MITM;
                 else
-                        auth_type = HCI_AT_NO_BONDING;
-
-                if (l2cap_pi(sk)->sec_level == BT_SECURITY_LOW)
-                        l2cap_pi(sk)->sec_level = BT_SECURITY_SDP;
+                        return HCI_AT_NO_BONDING;
         } else {
                 switch (l2cap_pi(sk)->sec_level) {
                 case BT_SECURITY_HIGH:
-                        auth_type = HCI_AT_GENERAL_BONDING_MITM;
-                        break;
+                        return HCI_AT_GENERAL_BONDING_MITM;
                 case BT_SECURITY_MEDIUM:
-                        auth_type = HCI_AT_GENERAL_BONDING;
-                        break;
+                        return HCI_AT_GENERAL_BONDING;
                 default:
-                        auth_type = HCI_AT_NO_BONDING;
-                        break;
+                        return HCI_AT_NO_BONDING;
                 }
         }
+}
+
+/* Service level security */
+static inline int l2cap_check_security(struct sock *sk)
+{
+        struct l2cap_conn *conn = l2cap_pi(sk)->conn;
+        __u8 auth_type;
+
+        auth_type = l2cap_get_auth_type(sk);
 
         return hci_conn_security(conn->hcon, l2cap_pi(sk)->sec_level,
                                                                 auth_type);
@@ -1068,39 +1079,7 @@ static int l2cap_do_connect(struct sock *sk)
 
         err = -ENOMEM;
 
-        if (sk->sk_type == SOCK_RAW) {
-                switch (l2cap_pi(sk)->sec_level) {
-                case BT_SECURITY_HIGH:
-                        auth_type = HCI_AT_DEDICATED_BONDING_MITM;
-                        break;
-                case BT_SECURITY_MEDIUM:
-                        auth_type = HCI_AT_DEDICATED_BONDING;
-                        break;
-                default:
-                        auth_type = HCI_AT_NO_BONDING;
-                        break;
-                }
-        } else if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) {
-                if (l2cap_pi(sk)->sec_level == BT_SECURITY_HIGH)
-                        auth_type = HCI_AT_NO_BONDING_MITM;
-                else
-                        auth_type = HCI_AT_NO_BONDING;
-
-                if (l2cap_pi(sk)->sec_level == BT_SECURITY_LOW)
-                        l2cap_pi(sk)->sec_level = BT_SECURITY_SDP;
-        } else {
-                switch (l2cap_pi(sk)->sec_level) {
-                case BT_SECURITY_HIGH:
-                        auth_type = HCI_AT_GENERAL_BONDING_MITM;
-                        break;
-                case BT_SECURITY_MEDIUM:
-                        auth_type = HCI_AT_GENERAL_BONDING;
-                        break;
-                default:
-                        auth_type = HCI_AT_NO_BONDING;
-                        break;
-                }
-        }
+        auth_type = l2cap_get_auth_type(sk);
 
         hcon = hci_connect(hdev, ACL_LINK, dst,
                                         l2cap_pi(sk)->sec_level, auth_type);
@@ -1127,7 +1106,8 @@ static int l2cap_do_connect(struct sock *sk)
                 if (sk->sk_type != SOCK_SEQPACKET &&
                                 sk->sk_type != SOCK_STREAM) {
                         l2cap_sock_clear_timer(sk);
-                        sk->sk_state = BT_CONNECTED;
+                        if (l2cap_check_security(sk))
+                                sk->sk_state = BT_CONNECTED;
                 } else
                         l2cap_do_start(sk);
         }
@@ -1893,8 +1873,8 @@ static int l2cap_sock_sendmsg(struct kiocb *iocb, struct socket *sock, struct ms
                 if (pi->mode == L2CAP_MODE_STREAMING) {
                         l2cap_streaming_send(sk);
                 } else {
-                        if (pi->conn_state & L2CAP_CONN_REMOTE_BUSY &&
-                                        pi->conn_state && L2CAP_CONN_WAIT_F) {
+                        if ((pi->conn_state & L2CAP_CONN_REMOTE_BUSY) &&
+                                        (pi->conn_state & L2CAP_CONN_WAIT_F)) {
                                 err = len;
                                 break;
                         }
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index ff8aaa736650..6b83776534fb 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -1164,7 +1164,8 @@ static int rfcomm_recv_ua(struct rfcomm_session *s, u8 dlci)
                          * initiator rfcomm_process_rx already calls
                          * rfcomm_session_put() */
                         if (s->sock->sk->sk_state != BT_CLOSED)
-                                rfcomm_session_put(s);
+                                if (list_empty(&s->dlcs))
+                                        rfcomm_session_put(s);
                         break;
                 }
         }
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 5950e3abead9..b64b42bc774b 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -2230,6 +2230,9 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw,
 
         sdata = vif_to_sdata(vif);
 
+        if (!ieee80211_sdata_running(sdata))
+                goto out;
+
         if (tim_offset)
                 *tim_offset = 0;
         if (tim_length)