33 files changed, 598 insertions, 157 deletions

diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index 553a89919778..46d312bedfb8 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -1706,10 +1706,8 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave
  * Called with RTNL
  */
 int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr)
-        __releases(&bond->curr_slave_lock)
-        __releases(&bond->lock)
         __acquires(&bond->lock)
-        __acquires(&bond->curr_slave_lock)
+        __releases(&bond->lock)
 {
         struct bonding *bond = netdev_priv(bond_dev);
         struct sockaddr *sa = addr;
@@ -1745,9 +1743,6 @@ int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr)
                 }
         }
 
-        write_unlock_bh(&bond->curr_slave_lock);
-        read_unlock(&bond->lock);
-
         if (swap_slave) {
                 alb_swap_mac_addr(bond, swap_slave, bond->curr_active_slave);
                 alb_fasten_mac_swap(bond, swap_slave, bond->curr_active_slave);
@@ -1755,16 +1750,15 @@ int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr)
                 alb_set_slave_mac_addr(bond->curr_active_slave, bond_dev->dev_addr,
                                        bond->alb_info.rlb_enabled);
 
+                read_lock(&bond->lock);
                 alb_send_learning_packets(bond->curr_active_slave, bond_dev->dev_addr);
                 if (bond->alb_info.rlb_enabled) {
                         /* inform clients mac address has changed */
                         rlb_req_update_slave_clients(bond, bond->curr_active_slave);
                 }
+                read_unlock(&bond->lock);
         }
 
-        read_lock(&bond->lock);
-        write_lock_bh(&bond->curr_slave_lock);
-
         return 0;
 }
 
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 63369b6b14d4..2188a96fc090 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2213,33 +2213,24 @@ static int bond_slave_info_query(struct net_device *bond_dev, struct ifslave *in
 {
         struct bonding *bond = netdev_priv(bond_dev);
         struct slave *slave;
-        int i, found = 0;
-
-        if (info->slave_id < 0) {
-                return -ENODEV;
-        }
+        int i, res = -ENODEV;
 
         read_lock(&bond->lock);
 
         bond_for_each_slave(bond, slave, i) {
                 if (i == (int)info->slave_id) {
-                        found = 1;
+                        res = 0;
+                        strcpy(info->slave_name, slave->dev->name);
+                        info->link = slave->link;
+                        info->state = slave->state;
+                        info->link_failure_count = slave->link_failure_count;
                         break;
                 }
         }
 
         read_unlock(&bond->lock);
 
-        if (found) {
-                strcpy(info->slave_name, slave->dev->name);
-                info->link = slave->link;
-                info->state = slave->state;
-                info->link_failure_count = slave->link_failure_count;
-        } else {
-                return -ENODEV;
-        }
-
-        return 0;
+        return res;
 }
 
 /*-------------------------------- Monitoring -------------------------------*/
@@ -5167,16 +5158,15 @@ int bond_create(char *name, struct bond_params *params)
         up_write(&bonding_rwsem);
         rtnl_unlock(); /* allows sysfs registration of net device */
         res = bond_create_sysfs_entry(netdev_priv(bond_dev));
-        if (res < 0) {
-                rtnl_lock();
-                down_write(&bonding_rwsem);
-                bond_deinit(bond_dev);
-                unregister_netdevice(bond_dev);
-                goto out_rtnl;
-        }
+        if (res < 0)
+                goto out_unreg;
 
         return 0;
 
+out_unreg:
+        rtnl_lock();
+        down_write(&bonding_rwsem);
+        unregister_netdevice(bond_dev);
 out_bond:
         bond_deinit(bond_dev);
 out_netdev:
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index e1bd690ff831..4f68aeb2679a 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -3779,7 +3779,7 @@ int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai,
 
         adapter->params.info = ai;
         adapter->params.nports = ai->nports0 + ai->nports1;
-        adapter->params.chan_map = !!ai->nports0 | (!!ai->nports1 << 1);
+        adapter->params.chan_map = (!!ai->nports0) | (!!ai->nports1 << 1);
         adapter->params.rev = t3_read_reg(adapter, A_PL_REV);
         /*
          * We used to only run the "adapter check task" once a second if
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 6a46ceed9436..b1419e21b46b 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -3738,7 +3738,7 @@ static irqreturn_t e1000_intr(int irq, void *data)
         struct e1000_hw *hw = &adapter->hw;
         u32 rctl, icr = er32(ICR);
 
-        if (unlikely((!icr) || test_bit(__E1000_RESETTING, &adapter->flags)))
+        if (unlikely((!icr) || test_bit(__E1000_DOWN, &adapter->flags)))
                 return IRQ_NONE;  /* Not our interrupt */
 
         /* IMS will not auto-mask if INT_ASSERTED is not set, and if it is
diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h
index 6e317caf429c..16a41389575a 100644
--- a/drivers/net/ehea/ehea.h
+++ b/drivers/net/ehea/ehea.h
@@ -40,7 +40,7 @@
 #include <asm/io.h>
 
 #define DRV_NAME        "ehea"
-#define DRV_VERSION     "EHEA_0100"
+#define DRV_VERSION     "EHEA_0101"
 
 /* eHEA capability flags */
 #define DLPAR_PORT_ADD_REM 1
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index 604c844d0769..b22dab9153f6 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -545,14 +545,17 @@ static inline struct sk_buff *get_skb_by_index(struct sk_buff **skb_array,
         x &= (arr_len - 1);
 
         pref = skb_array[x];
-        prefetchw(pref);
-        prefetchw(pref + EHEA_CACHE_LINE);
-
-        pref = (skb_array[x]->data);
-        prefetch(pref);
-        prefetch(pref + EHEA_CACHE_LINE);
-        prefetch(pref + EHEA_CACHE_LINE * 2);
-        prefetch(pref + EHEA_CACHE_LINE * 3);
+        if (pref) {
+                prefetchw(pref);
+                prefetchw(pref + EHEA_CACHE_LINE);
+
+                pref = (skb_array[x]->data);
+                prefetch(pref);
+                prefetch(pref + EHEA_CACHE_LINE);
+                prefetch(pref + EHEA_CACHE_LINE * 2);
+                prefetch(pref + EHEA_CACHE_LINE * 3);
+        }
+
         skb = skb_array[skb_index];
         skb_array[skb_index] = NULL;
         return skb;
@@ -569,12 +572,14 @@ static inline struct sk_buff *get_skb_by_index_ll(struct sk_buff **skb_array,
         x &= (arr_len - 1);
 
         pref = skb_array[x];
-        prefetchw(pref);
-        prefetchw(pref + EHEA_CACHE_LINE);
+        if (pref) {
+                prefetchw(pref);
+                prefetchw(pref + EHEA_CACHE_LINE);
 
-        pref = (skb_array[x]->data);
-        prefetchw(pref);
-        prefetchw(pref + EHEA_CACHE_LINE);
+                pref = (skb_array[x]->data);
+                prefetchw(pref);
+                prefetchw(pref + EHEA_CACHE_LINE);
+        }
 
         skb = skb_array[wqe_index];
         skb_array[wqe_index] = NULL;
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index b3185bf2c158..a400d7115f78 100644
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -393,12 +393,12 @@ struct mv643xx_eth_private {
         struct work_struct tx_timeout_task;
 
         struct napi_struct napi;
+        u8 oom;
         u8 work_link;
         u8 work_tx;
         u8 work_tx_end;
         u8 work_rx;
         u8 work_rx_refill;
-        u8 work_rx_oom;
 
         int skb_size;
         struct sk_buff_head rx_recycle;
@@ -661,7 +661,7 @@ static int rxq_refill(struct rx_queue *rxq, int budget)
                                             dma_get_cache_alignment() - 1);
 
                 if (skb == NULL) {
-                        mp->work_rx_oom |= 1 << rxq->index;
+                        mp->oom = 1;
                         goto oom;
                 }
 
@@ -1255,7 +1255,6 @@ static void mib_counters_update(struct mv643xx_eth_private *mp)
 
         spin_lock_bh(&mp->mib_counters_lock);
         p->good_octets_received += mib_read(mp, 0x00);
-        p->good_octets_received += (u64)mib_read(mp, 0x04) << 32;
         p->bad_octets_received += mib_read(mp, 0x08);
         p->internal_mac_transmit_err += mib_read(mp, 0x0c);
         p->good_frames_received += mib_read(mp, 0x10);
@@ -1269,7 +1268,6 @@ static void mib_counters_update(struct mv643xx_eth_private *mp)
         p->frames_512_to_1023_octets += mib_read(mp, 0x30);
         p->frames_1024_to_max_octets += mib_read(mp, 0x34);
         p->good_octets_sent += mib_read(mp, 0x38);
-        p->good_octets_sent += (u64)mib_read(mp, 0x3c) << 32;
         p->good_frames_sent += mib_read(mp, 0x40);
         p->excessive_collision += mib_read(mp, 0x44);
         p->multicast_frames_sent += mib_read(mp, 0x48);
@@ -2167,8 +2165,10 @@ static int mv643xx_eth_poll(struct napi_struct *napi, int budget)
 
         mp = container_of(napi, struct mv643xx_eth_private, napi);
 
-        mp->work_rx_refill |= mp->work_rx_oom;
-        mp->work_rx_oom = 0;
+        if (unlikely(mp->oom)) {
+                mp->oom = 0;
+                del_timer(&mp->rx_oom);
+        }
 
         work_done = 0;
         while (work_done < budget) {
@@ -2182,8 +2182,10 @@ static int mv643xx_eth_poll(struct napi_struct *napi, int budget)
                         continue;
                 }
 
-                queue_mask = mp->work_tx | mp->work_tx_end |
-                                mp->work_rx | mp->work_rx_refill;
+                queue_mask = mp->work_tx | mp->work_tx_end | mp->work_rx;
+                if (likely(!mp->oom))
+                        queue_mask |= mp->work_rx_refill;
+
                 if (!queue_mask) {
                         if (mv643xx_eth_collect_events(mp))
                                 continue;
@@ -2204,7 +2206,7 @@ static int mv643xx_eth_poll(struct napi_struct *napi, int budget)
                         txq_maybe_wake(mp->txq + queue);
                 } else if (mp->work_rx & queue_mask) {
                         work_done += rxq_process(mp->rxq + queue, work_tbd);
-                } else if (mp->work_rx_refill & queue_mask) {
+                } else if (!mp->oom && (mp->work_rx_refill & queue_mask)) {
                         work_done += rxq_refill(mp->rxq + queue, work_tbd);
                 } else {
                         BUG();
@@ -2212,7 +2214,7 @@ static int mv643xx_eth_poll(struct napi_struct *napi, int budget)
         }
 
         if (work_done < budget) {
-                if (mp->work_rx_oom)
+                if (mp->oom)
                         mod_timer(&mp->rx_oom, jiffies + (HZ / 10));
                 napi_complete(napi);
                 wrlp(mp, INT_MASK, INT_TX_END | INT_RX | INT_EXT);
@@ -2372,7 +2374,7 @@ static int mv643xx_eth_open(struct net_device *dev)
                 rxq_refill(mp->rxq + i, INT_MAX);
         }
 
-        if (mp->work_rx_oom) {
+        if (mp->oom) {
                 mp->rx_oom.expires = jiffies + (HZ / 10);
                 add_timer(&mp->rx_oom);
         }
diff --git a/drivers/net/ne2k-pci.c b/drivers/net/ne2k-pci.c
index eb66f658f9d1..7d83896b8c26 100644
--- a/drivers/net/ne2k-pci.c
+++ b/drivers/net/ne2k-pci.c
@@ -374,18 +374,17 @@ static int __devinit ne2k_pci_init_one (struct pci_dev *pdev,
         dev->ethtool_ops = &ne2k_pci_ethtool_ops;
         NS8390_init(dev, 0);
 
+        memcpy(dev->dev_addr, SA_prom, 6);
+        memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
+
         i = register_netdev(dev);
         if (i)
                 goto err_out_free_netdev;
 
-        for(i = 0; i < 6; i++)
-                dev->dev_addr[i] = SA_prom[i];
         printk("%s: %s found at %#lx, IRQ %d, %pM.\n",
                dev->name, pci_clone_list[chip_idx].name, ioaddr, dev->irq,
                dev->dev_addr);
 
-        memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
-
         return 0;
 
 err_out_free_netdev:
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index eceadf787a67..bf4af5248cb7 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -664,7 +664,7 @@ static int netconsole_netdev_event(struct notifier_block *this,
         struct netconsole_target *nt;
         struct net_device *dev = ptr;
 
-        if (!(event == NETDEV_CHANGENAME))
+        if (!(event == NETDEV_CHANGENAME || event == NETDEV_UNREGISTER))
                 goto done;
 
         spin_lock_irqsave(&target_list_lock, flags);
@@ -675,6 +675,15 @@ static int netconsole_netdev_event(struct notifier_block *this,
                         case NETDEV_CHANGENAME:
                                 strlcpy(nt->np.dev_name, dev->name, IFNAMSIZ);
                                 break;
+                        case NETDEV_UNREGISTER:
+                                if (!nt->enabled)
+                                        break;
+                                netpoll_cleanup(&nt->np);
+                                nt->enabled = 0;
+                                printk(KERN_INFO "netconsole: network logging stopped"
+                                        ", interface %s unregistered\n",
+                                        dev->name);
+                                break;
                         }
                 }
                 netconsole_target_put(nt);
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index 8ee21030e9ac..dfc6cf765fbd 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -180,6 +180,20 @@ config USB_NET_CDCETHER
           IEEE 802 "local assignment" bit is set in the address, a "usbX"
           name is used instead.
 
+config USB_NET_CDC_EEM
+        tristate "CDC EEM support"
+        depends on USB_USBNET && EXPERIMENTAL
+        help
+          This option supports devices conforming to the Communication Device
+          Class (CDC) Ethernet Emulation Model, a specification that's easy to
+          implement in device firmware.  The CDC EEM specifications are available
+          from <http://www.usb.org/>.
+
+          This driver creates an interface named "ethX", where X depends on
+          what other networking devices you have in use.  However, if the
+          IEEE 802 "local assignment" bit is set in the address, a "usbX"
+          name is used instead.
+
 config USB_NET_DM9601
         tristate "Davicom DM9601 based USB 1.1 10/100 ethernet devices"
         depends on USB_USBNET
diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile
index 88a87eeb376a..c8aef62cf2b7 100644
--- a/drivers/net/usb/Makefile
+++ b/drivers/net/usb/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_USB_RTL8150)	+= rtl8150.o
 obj-$(CONFIG_USB_HSO)           += hso.o
 obj-$(CONFIG_USB_NET_AX8817X)   += asix.o
 obj-$(CONFIG_USB_NET_CDCETHER)  += cdc_ether.o
+obj-$(CONFIG_USB_NET_CDC_EEM)   += cdc_eem.o
 obj-$(CONFIG_USB_NET_DM9601)    += dm9601.o
 obj-$(CONFIG_USB_NET_SMSC95XX)  += smsc95xx.o
 obj-$(CONFIG_USB_NET_GL620A)    += gl620a.o
diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c
new file mode 100644
index 000000000000..80e01778dd3b
--- /dev/null
+++ b/drivers/net/usb/cdc_eem.c
@@ -0,0 +1,381 @@
+/*
+ * USB CDC EEM network interface driver
+ * Copyright (C) 2009 Oberthur Technologies
+ * by Omar Laazimani, Olivier Condemine
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ctype.h>
+#include <linux/ethtool.h>
+#include <linux/workqueue.h>
+#include <linux/mii.h>
+#include <linux/usb.h>
+#include <linux/crc32.h>
+#include <linux/usb/cdc.h>
+#include <linux/usb/usbnet.h>
+
+
+/*
+ * This driver is an implementation of the CDC "Ethernet Emulation
+ * Model" (EEM) specification, which encapsulates Ethernet frames
+ * for transport over USB using a simpler USB device model than the
+ * previous CDC "Ethernet Control Model" (ECM, or "CDC Ethernet").
+ *
+ * For details, see www.usb.org/developers/devclass_docs/CDC_EEM10.pdf
+ *
+ * This version has been tested with GIGAntIC WuaoW SIM Smart Card on 2.6.24,
+ * 2.6.27 and 2.6.30rc2 kernel.
+ * It has also been validated on Openmoko Om 2008.12 (based on 2.6.24 kernel).
+ * build on 23-April-2009
+ */
+
+#define EEM_HEAD        2               /* 2 byte header */
+
+/*-------------------------------------------------------------------------*/
+
+static void eem_linkcmd_complete(struct urb *urb)
+{
+        dev_kfree_skb(urb->context);
+        usb_free_urb(urb);
+}
+
+static void eem_linkcmd(struct usbnet *dev, struct sk_buff *skb)
+{
+        struct urb              *urb;
+        int                     status;
+
+        urb = usb_alloc_urb(0, GFP_ATOMIC);
+        if (!urb)
+                goto fail;
+
+        usb_fill_bulk_urb(urb, dev->udev, dev->out,
+                        skb->data, skb->len, eem_linkcmd_complete, skb);
+
+        status = usb_submit_urb(urb, GFP_ATOMIC);
+        if (status) {
+                usb_free_urb(urb);
+fail:
+                dev_kfree_skb(skb);
+                devwarn(dev, "link cmd failure\n");
+                return;
+        }
+}
+
+static int eem_bind(struct usbnet *dev, struct usb_interface *intf)
+{
+        int status = 0;
+
+        status = usbnet_get_endpoints(dev, intf);
+        if (status < 0) {
+                usb_set_intfdata(intf, NULL);
+                usb_driver_release_interface(driver_of(intf), intf);
+                return status;
+        }
+
+        /* no jumbogram (16K) support for now */
+
+        dev->net->hard_header_len += EEM_HEAD + ETH_FCS_LEN;
+
+        return 0;
+}
+
+/*
+ * EEM permits packing multiple Ethernet frames into USB transfers
+ * (a "bundle"), but for TX we don't try to do that.
+ */
+static struct sk_buff *eem_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
+                                       gfp_t flags)
+{
+        struct sk_buff  *skb2 = NULL;
+        u16             len = skb->len;
+        u32             crc = 0;
+        int             padlen = 0;
+
+        /* When ((len + EEM_HEAD + ETH_FCS_LEN) % dev->maxpacket) is
+         * zero, stick two bytes of zero length EEM packet on the end.
+         * Else the framework would add invalid single byte padding,
+         * since it can't know whether ZLPs will be handled right by
+         * all the relevant hardware and software.
+         */
+        if (!((len + EEM_HEAD + ETH_FCS_LEN) % dev->maxpacket))
+                padlen += 2;
+
+        if (!skb_cloned(skb)) {
+                int     headroom = skb_headroom(skb);
+                int     tailroom = skb_tailroom(skb);
+
+                if ((tailroom >= ETH_FCS_LEN + padlen)
+                                && (headroom >= EEM_HEAD))
+                        goto done;
+
+                if ((headroom + tailroom)
+                                > (EEM_HEAD + ETH_FCS_LEN + padlen)) {
+                        skb->data = memmove(skb->head +
+                                        EEM_HEAD,
+                                        skb->data,
+                                        skb->len);
+                        skb_set_tail_pointer(skb, len);
+                        goto done;
+                }
+        }
+
+        skb2 = skb_copy_expand(skb, EEM_HEAD, ETH_FCS_LEN + padlen, flags);
+        if (!skb2)
+                return NULL;
+
+        dev_kfree_skb_any(skb);
+        skb = skb2;
+
+done:
+        /* we don't use the "no Ethernet CRC" option */
+        crc = crc32_le(~0, skb->data, skb->len);
+        crc = ~crc;
+
+        put_unaligned_le32(crc, skb_put(skb, 4));
+
+        /* EEM packet header format:
+         * b0..13:      length of ethernet frame
+         * b14:         bmCRC (1 == valid Ethernet CRC)
+         * b15:         bmType (0 == data)
+         */
+        len = skb->len;
+        put_unaligned_le16(BIT(14) | len, skb_push(skb, 2));
+
+        /* Bundle a zero length EEM packet if needed */
+        if (padlen)
+                put_unaligned_le16(0, skb_put(skb, 2));
+
+        return skb;
+}
+
+static int eem_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+        /*
+         * Our task here is to strip off framing, leaving skb with one
+         * data frame for the usbnet framework code to process.  But we
+         * may have received multiple EEM payloads, or command payloads.
+         * So we must process _everything_ as if it's a header, except
+         * maybe the last data payload
+         *
+         * REVISIT the framework needs updating so that when we consume
+         * all payloads (the last or only message was a command, or a
+         * zero length EEM packet) that is not accounted as an rx_error.
+         */
+        do {
+                struct sk_buff  *skb2 = NULL;
+                u16             header;
+                u16             len = 0;
+
+                /* incomplete EEM header? */
+                if (skb->len < EEM_HEAD)
+                        return 0;
+
+                /*
+                 * EEM packet header format:
+                 * b0..14:      EEM type dependant (Data or Command)
+                 * b15:         bmType
+                 */
+                header = get_unaligned_le16(skb->data);
+                skb_pull(skb, EEM_HEAD);
+
+                /*
+                 * The bmType bit helps to denote when EEM
+                 * packet is data or command :
+                 *      bmType = 0      : EEM data payload
+                 *      bmType = 1      : EEM (link) command
+                 */
+                if (header & BIT(15)) {
+                        u16     bmEEMCmd;
+
+                        /*
+                         * EEM (link) command packet:
+                         * b0..10:      bmEEMCmdParam
+                         * b11..13:     bmEEMCmd
+                         * b14:         bmReserved (must be 0)
+                         * b15:         1 (EEM command)
+                         */
+                        if (header & BIT(14)) {
+                                devdbg(dev, "reserved command %04x\n", header);
+                                continue;
+                        }
+
+                        bmEEMCmd = (header >> 11) & 0x7;
+                        switch (bmEEMCmd) {
+
+                        /* Responding to echo requests is mandatory. */
+                        case 0:         /* Echo command */
+                                len = header & 0x7FF;
+
+                                /* bogus command? */
+                                if (skb->len < len)
+                                        return 0;
+
+                                skb2 = skb_clone(skb, GFP_ATOMIC);
+                                if (unlikely(!skb2))
+                                        goto next;
+                                skb_trim(skb2, len);
+                                put_unaligned_le16(BIT(15) | (1 << 11) | len,
+                                                skb_push(skb2, 2));
+                                eem_linkcmd(dev, skb2);
+                                break;
+
+                        /*
+                         * Host may choose to ignore hints.
+                         *  - suspend: peripheral ready to suspend
+                         *  - response: suggest N millisec polling
+                         *  - response complete: suggest N sec polling
+                         */
+                        case 2:         /* Suspend hint */
+                        case 3:         /* Response hint */
+                        case 4:         /* Response complete hint */
+                                continue;
+
+                        /*
+                         * Hosts should never receive host-to-peripheral
+                         * or reserved command codes; or responses to an
+                         * echo command we didn't send.
+                         */
+                        case 1:         /* Echo response */
+                        case 5:         /* Tickle */
+                        default:        /* reserved */
+                                devwarn(dev, "unexpected link command %d\n",
+                                                bmEEMCmd);
+                                continue;
+                        }
+
+                } else {
+                        u32     crc, crc2;
+                        int     is_last;
+
+                        /* zero length EEM packet? */
+                        if (header == 0)
+                                continue;
+
+                        /*
+                         * EEM data packet header :
+                         * b0..13:      length of ethernet frame
+                         * b14:         bmCRC
+                         * b15:         0 (EEM data)
+                         */
+                        len = header & 0x3FFF;
+
+                        /* bogus EEM payload? */
+                        if (skb->len < len)
+                                return 0;
+
+                        /* bogus ethernet frame? */
+                        if (len < (ETH_HLEN + ETH_FCS_LEN))
+                                goto next;
+
+                        /*
+                         * Treat the last payload differently: framework
+                         * code expects our "fixup" to have stripped off
+                         * headers, so "skb" is a data packet (or error).
+                         * Else if it's not the last payload, keep "skb"
+                         * for further processing.
+                         */
+                        is_last = (len == skb->len);
+                        if (is_last)
+                                skb2 = skb;
+                        else {
+                                skb2 = skb_clone(skb, GFP_ATOMIC);
+                                if (unlikely(!skb2))
+                                        return 0;
+                        }
+
+                        crc = get_unaligned_le32(skb2->data
+                                        + len - ETH_FCS_LEN);
+                        skb_trim(skb2, len - ETH_FCS_LEN);
+
+                        /*
+                         * The bmCRC helps to denote when the CRC field in
+                         * the Ethernet frame contains a calculated CRC:
+                         *      bmCRC = 1       : CRC is calculated
+                         *      bmCRC = 0       : CRC = 0xDEADBEEF
+                         */
+                        if (header & BIT(14))
+                                crc2 = ~crc32_le(~0, skb2->data, len);
+                        else
+                                crc2 = 0xdeadbeef;
+
+                        if (is_last)
+                                return crc == crc2;
+
+                        if (unlikely(crc != crc2)) {
+                                dev->stats.rx_errors++;
+                                dev_kfree_skb_any(skb2);
+                        } else
+                                usbnet_skb_return(dev, skb2);
+                }
+
+next:
+                skb_pull(skb, len);
+        } while (skb->len);
+
+        return 1;
+}
+
+static const struct driver_info eem_info = {
+        .description =  "CDC EEM Device",
+        .flags =        FLAG_ETHER,
+        .bind =         eem_bind,
+        .rx_fixup =     eem_rx_fixup,
+        .tx_fixup =     eem_tx_fixup,
+};
+
+/*-------------------------------------------------------------------------*/
+
+static const struct usb_device_id products[] = {
+{
+        USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_EEM,
+                        USB_CDC_PROTO_EEM),
+        .driver_info = (unsigned long) &eem_info,
+},
+{
+        /* EMPTY == end of list */
+},
+};
+MODULE_DEVICE_TABLE(usb, products);
+
+static struct usb_driver eem_driver = {
+        .name =         "cdc_eem",
+        .id_table =     products,
+        .probe =        usbnet_probe,
+        .disconnect =   usbnet_disconnect,
+        .suspend =      usbnet_suspend,
+        .resume =       usbnet_resume,
+};
+
+
+static int __init eem_init(void)
+{
+        return usb_register(&eem_driver);
+}
+module_init(eem_init);
+
+static void __exit eem_exit(void)
+{
+        usb_deregister(&eem_driver);
+}
+module_exit(eem_exit);
+
+MODULE_AUTHOR("Omar Laazimani <omar.oberthur@gmail.com>");
+MODULE_DESCRIPTION("USB CDC EEM");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index dc1665326592..5a7283372b53 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -941,6 +941,16 @@ static int smsc95xx_reset(struct usbnet *dev)
         if (netif_msg_ifup(dev))
                 devdbg(dev, "ID_REV = 0x%08x", read_buf);
 
+        /* Configure GPIO pins as LED outputs */
+        write_buf = LED_GPIO_CFG_SPD_LED | LED_GPIO_CFG_LNK_LED |
+                LED_GPIO_CFG_FDX_LED;
+        ret = smsc95xx_write_reg(dev, LED_GPIO_CFG, write_buf);
+        if (ret < 0) {
+                devwarn(dev, "Failed to write LED_GPIO_CFG register, ret=%d",
+                        ret);
+                return ret;
+        }
+
         /* Init Tx */
         write_buf = 0;
         ret = smsc95xx_write_reg(dev, FLOW, write_buf);
@@ -1231,6 +1241,11 @@ static const struct usb_device_id products[] = {
                 USB_DEVICE(0x0424, 0x9500),
                 .driver_info = (unsigned long) &smsc95xx_info,
         },
+        {
+                /* SMSC9512/9514 USB Hub & Ethernet Device */
+                USB_DEVICE(0x0424, 0xec00),
+                .driver_info = (unsigned long) &smsc95xx_info,
+        },
         { },            /* END */
 };
 MODULE_DEVICE_TABLE(usb, products);
diff --git a/drivers/net/usb/smsc95xx.h b/drivers/net/usb/smsc95xx.h
index 66b5c84f302e..86bc44977fbd 100644
--- a/drivers/net/usb/smsc95xx.h
+++ b/drivers/net/usb/smsc95xx.h
@@ -99,6 +99,9 @@
 #define PM_CTL_WUPS_MULTI_              (0x00000003)
 
 #define LED_GPIO_CFG                    (0x24)
+#define LED_GPIO_CFG_SPD_LED            (0x01000000)
+#define LED_GPIO_CFG_LNK_LED            (0x00100000)
+#define LED_GPIO_CFG_FDX_LED            (0x00010000)
 
 #define GPIO_CFG                        (0x28)
 
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 9c82a39497e5..4d1d47953fc6 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -616,10 +616,11 @@ static int virtnet_open(struct net_device *dev)
 static bool virtnet_send_command(struct virtnet_info *vi, u8 class, u8 cmd,
                                  struct scatterlist *data, int out, int in)
 {
-        struct scatterlist sg[VIRTNET_SEND_COMMAND_SG_MAX + 2];
+        struct scatterlist *s, sg[VIRTNET_SEND_COMMAND_SG_MAX + 2];
         struct virtio_net_ctrl_hdr ctrl;
         virtio_net_ctrl_ack status = ~0;
         unsigned int tmp;
+        int i;
 
         if (!virtio_has_feature(vi->vdev, VIRTIO_NET_F_CTRL_VQ)) {
                 BUG();  /* Caller should know better */
@@ -637,7 +638,8 @@ static bool virtnet_send_command(struct virtnet_info *vi, u8 class, u8 cmd,
         sg_init_table(sg, out + in);
 
         sg_set_buf(&sg[0], &ctrl, sizeof(ctrl));
-        memcpy(&sg[1], data, sizeof(struct scatterlist) * (out + in - 2));
+        for_each_sg(data, s, out + in - 2, i)
+                sg_set_buf(&sg[i + 1], sg_virt(s), s->length);
         sg_set_buf(&sg[out + in - 1], &status, sizeof(status));
 
         if (vi->cvq->vq_ops->add_buf(vi->cvq, sg, out, in, vi) != 0)
@@ -692,7 +694,7 @@ static void virtnet_set_rx_mode(struct net_device *dev)
         promisc = ((dev->flags & IFF_PROMISC) != 0);
         allmulti = ((dev->flags & IFF_ALLMULTI) != 0);
 
-        sg_set_buf(sg, &promisc, sizeof(promisc));
+        sg_init_one(sg, &promisc, sizeof(promisc));
 
         if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_RX,
                                   VIRTIO_NET_CTRL_RX_PROMISC,
@@ -700,7 +702,7 @@ static void virtnet_set_rx_mode(struct net_device *dev)
                 dev_warn(&dev->dev, "Failed to %sable promisc mode.\n",
                          promisc ? "en" : "dis");
 
-        sg_set_buf(sg, &allmulti, sizeof(allmulti));
+        sg_init_one(sg, &allmulti, sizeof(allmulti));
 
         if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_RX,
                                   VIRTIO_NET_CTRL_RX_ALLMULTI,
@@ -716,6 +718,8 @@ static void virtnet_set_rx_mode(struct net_device *dev)
                 return;
         }
 
+        sg_init_table(sg, 2);
+
         /* Store the unicast list and count in the front of the buffer */
         mac_data->entries = dev->uc_count;
         addr = dev->uc_list;
@@ -744,24 +748,24 @@ static void virtnet_set_rx_mode(struct net_device *dev)
         kfree(buf);
 }
 
-static void virnet_vlan_rx_add_vid(struct net_device *dev, u16 vid)
+static void virtnet_vlan_rx_add_vid(struct net_device *dev, u16 vid)
 {
         struct virtnet_info *vi = netdev_priv(dev);
         struct scatterlist sg;
 
-        sg_set_buf(&sg, &vid, sizeof(vid));
+        sg_init_one(&sg, &vid, sizeof(vid));
 
         if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_VLAN,
                                   VIRTIO_NET_CTRL_VLAN_ADD, &sg, 1, 0))
                 dev_warn(&dev->dev, "Failed to add VLAN ID %d.\n", vid);
 }
 
-static void virnet_vlan_rx_kill_vid(struct net_device *dev, u16 vid)
+static void virtnet_vlan_rx_kill_vid(struct net_device *dev, u16 vid)
 {
         struct virtnet_info *vi = netdev_priv(dev);
         struct scatterlist sg;
 
-        sg_set_buf(&sg, &vid, sizeof(vid));
+        sg_init_one(&sg, &vid, sizeof(vid));
 
         if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_VLAN,
                                   VIRTIO_NET_CTRL_VLAN_DEL, &sg, 1, 0))
@@ -794,8 +798,8 @@ static const struct net_device_ops virtnet_netdev = {
         .ndo_set_mac_address = virtnet_set_mac_address,
         .ndo_set_rx_mode     = virtnet_set_rx_mode,
         .ndo_change_mtu      = virtnet_change_mtu,
-        .ndo_vlan_rx_add_vid = virnet_vlan_rx_add_vid,
-        .ndo_vlan_rx_kill_vid = virnet_vlan_rx_kill_vid,
+        .ndo_vlan_rx_add_vid = virtnet_vlan_rx_add_vid,
+        .ndo_vlan_rx_kill_vid = virtnet_vlan_rx_kill_vid,
 #ifdef CONFIG_NET_POLL_CONTROLLER
         .ndo_poll_controller = virtnet_netpoll,
 #endif
diff --git a/drivers/net/wireless/ath5k/debug.c b/drivers/net/wireless/ath5k/debug.c
index 9770bb3d40f9..4904a07e4b59 100644
--- a/drivers/net/wireless/ath5k/debug.c
+++ b/drivers/net/wireless/ath5k/debug.c
@@ -424,7 +424,7 @@ ath5k_debug_dump_bands(struct ath5k_softc *sc)
 
         for (b = 0; b < IEEE80211_NUM_BANDS; b++) {
                 struct ieee80211_supported_band *band = &sc->sbands[b];
-                char bname[5];
+                char bname[6];
                 switch (band->band) {
                 case IEEE80211_BAND_2GHZ:
                         strcpy(bname, "2 GHz");
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index 23644cf884f1..e7c65c4f741b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -925,11 +925,11 @@ void iwl_bg_scan_completed(struct work_struct *work)
 
         IWL_DEBUG_SCAN(priv, "SCAN complete scan\n");
 
+        ieee80211_scan_completed(priv->hw, false);
+
         if (test_bit(STATUS_EXIT_PENDING, &priv->status))
                 return;
 
-        ieee80211_scan_completed(priv->hw, false);
-
         /* Since setting the TXPOWER may have been deferred while
          * performing the scan, fire one off */
         mutex_lock(&priv->mutex);
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 617c4235d971..70a00c8ee42e 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -1694,7 +1694,6 @@ void iwl3945_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
         rxq->free_count = 0;
         spin_unlock_irqrestore(&rxq->lock, flags);
 }
-EXPORT_SYMBOL(iwl3945_rx_queue_reset);
 
 /*
  * this should be called while priv->lock is locked
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index db91db776508..bebf735cd4bd 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -2558,6 +2558,11 @@ static int rndis_wext_bind(struct usbnet *usbdev, struct usb_interface *intf)
         mutex_init(&priv->command_lock);
         spin_lock_init(&priv->stats_lock);
 
+        /* because rndis_command() sleeps we need to use workqueue */
+        priv->workqueue = create_singlethread_workqueue("rndis_wlan");
+        INIT_WORK(&priv->work, rndis_wext_worker);
+        INIT_DELAYED_WORK(&priv->stats_work, rndis_update_wireless_stats);
+
         /* try bind rndis_host */
         retval = generic_rndis_bind(usbdev, intf, FLAG_RNDIS_PHYM_WIRELESS);
         if (retval < 0)
@@ -2603,16 +2608,17 @@ static int rndis_wext_bind(struct usbnet *usbdev, struct usb_interface *intf)
         disassociate(usbdev, 1);
         netif_carrier_off(usbdev->net);
 
-        /* because rndis_command() sleeps we need to use workqueue */
-        priv->workqueue = create_singlethread_workqueue("rndis_wlan");
-        INIT_DELAYED_WORK(&priv->stats_work, rndis_update_wireless_stats);
         queue_delayed_work(priv->workqueue, &priv->stats_work,
                 round_jiffies_relative(STATS_UPDATE_JIFFIES));
-        INIT_WORK(&priv->work, rndis_wext_worker);
 
         return 0;
 
 fail:
+        cancel_delayed_work_sync(&priv->stats_work);
+        cancel_work_sync(&priv->work);
+        flush_workqueue(priv->workqueue);
+        destroy_workqueue(priv->workqueue);
+
         kfree(priv);
         return retval;
 }
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index 1b2e43502ef7..c9efe039dc57 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -472,7 +472,7 @@ static inline void xt_info_rdlock_bh(void)
 
         local_bh_disable();
         lock = &__get_cpu_var(xt_info_locks);
-        if (!lock->readers++)
+        if (likely(!lock->readers++))
                 spin_lock(&lock->lock);
 }
 
@@ -480,7 +480,7 @@ static inline void xt_info_rdunlock_bh(void)
 {
         struct xt_info_lock *lock = &__get_cpu_var(xt_info_locks);
 
-        if (!--lock->readers)
+        if (likely(!--lock->readers))
                 spin_unlock(&lock->lock);
         local_bh_enable();
 }
diff --git a/include/linux/usb/cdc.h b/include/linux/usb/cdc.h
index 3c86ed25a04c..c24124a42ce5 100644
--- a/include/linux/usb/cdc.h
+++ b/include/linux/usb/cdc.h
@@ -17,6 +17,7 @@
 #define USB_CDC_SUBCLASS_DMM                    0x09
 #define USB_CDC_SUBCLASS_MDLM                   0x0a
 #define USB_CDC_SUBCLASS_OBEX                   0x0b
+#define USB_CDC_SUBCLASS_EEM                    0x0c
 
 #define USB_CDC_PROTO_NONE                      0
 
@@ -28,6 +29,8 @@
 #define USB_CDC_ACM_PROTO_AT_CDMA               6
 #define USB_CDC_ACM_PROTO_VENDOR                0xff
 
+#define USB_CDC_PROTO_EEM                       7
+
 /*-------------------------------------------------------------------------*/
 
 /*
diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index 242348bb3766..cec79adbe3ea 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -4,6 +4,7 @@
  * compatible drivers/servers. */
 #include <linux/types.h>
 #include <linux/virtio_config.h>
+#include <linux/if_ether.h>
 
 /* The ID for virtio_net */
 #define VIRTIO_ID_NET   1
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index be5bd713d2c9..73aead222b32 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -457,6 +457,7 @@ int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
 
 int hci_register_sysfs(struct hci_dev *hdev);
 void hci_unregister_sysfs(struct hci_dev *hdev);
+void hci_conn_init_sysfs(struct hci_conn *conn);
 void hci_conn_add_sysfs(struct hci_conn *conn);
 void hci_conn_del_sysfs(struct hci_conn *conn);
 
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 1b94b9bfe2dc..646dbe3962ea 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -41,6 +41,7 @@
 #include <net/ip.h>
 #include <net/tcp_states.h>
 #include <net/inet_ecn.h>
+#include <net/dst.h>
 
 #include <linux/seq_file.h>
 
@@ -530,6 +531,17 @@ static inline void tcp_fast_path_check(struct sock *sk)
                 tcp_fast_path_on(tp);
 }
 
+/* Compute the actual rto_min value */
+static inline u32 tcp_rto_min(struct sock *sk)
+{
+        struct dst_entry *dst = __sk_dst_get(sk);
+        u32 rto_min = TCP_RTO_MIN;
+
+        if (dst && dst_metric_locked(dst, RTAX_RTO_MIN))
+                rto_min = dst_metric_rtt(dst, RTAX_RTO_MIN);
+        return rto_min;
+}
+
 /* Compute the actual receive window we are currently advertising.
  * Rcv_nxt can be after the window if our peer push more data
  * than the offered window.
@@ -895,7 +907,7 @@ static inline int tcp_prequeue(struct sock *sk, struct sk_buff *skb)
                         wake_up_interruptible(sk->sk_sleep);
                         if (!inet_csk_ack_scheduled(sk))
                                 inet_csk_reset_xmit_timer(sk, ICSK_TIME_DACK,
-                                                          (3 * TCP_RTO_MIN) / 4,
+                                                          (3 * tcp_rto_min(sk)) / 4,
                                                           TCP_RTO_MAX);
                 }
                 return 1;
diff --git a/net/atm/br2684.c b/net/atm/br2684.c
index 334fcd4a4ea4..3100a8940afc 100644
--- a/net/atm/br2684.c
+++ b/net/atm/br2684.c
@@ -549,6 +549,7 @@ static void br2684_setup(struct net_device *netdev)
         struct br2684_dev *brdev = BRPRIV(netdev);
 
         ether_setup(netdev);
+        brdev->net_dev = netdev;
 
         netdev->netdev_ops = &br2684_netdev_ops;
 
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 375f4b4f7f79..61309b26f271 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -248,6 +248,8 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst)
         if (hdev->notify)
                 hdev->notify(hdev, HCI_NOTIFY_CONN_ADD);
 
+        hci_conn_init_sysfs(conn);
+
         tasklet_enable(&hdev->tx_task);
 
         return conn;
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index b7c51082ddeb..582d8877078c 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -9,7 +9,7 @@
 struct class *bt_class = NULL;
 EXPORT_SYMBOL_GPL(bt_class);
 
-static struct workqueue_struct *bluetooth;
+static struct workqueue_struct *bt_workq;
 
 static inline char *link_typetostr(int type)
 {
@@ -89,8 +89,8 @@ static void add_conn(struct work_struct *work)
 {
         struct hci_conn *conn = container_of(work, struct hci_conn, work_add);
 
-        /* ensure previous add/del is complete */
-        flush_workqueue(bluetooth);
+        /* ensure previous del is complete */
+        flush_work(&conn->work_del);
 
         if (device_add(&conn->dev) < 0) {
                 BT_ERR("Failed to register connection device");
@@ -98,27 +98,6 @@ static void add_conn(struct work_struct *work)
         }
 }
 
-void hci_conn_add_sysfs(struct hci_conn *conn)
-{
-        struct hci_dev *hdev = conn->hdev;
-
-        BT_DBG("conn %p", conn);
-
-        conn->dev.type = &bt_link;
-        conn->dev.class = bt_class;
-        conn->dev.parent = &hdev->dev;
-
-        dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);
-
-        dev_set_drvdata(&conn->dev, conn);
-
-        device_initialize(&conn->dev);
-
-        INIT_WORK(&conn->work_add, add_conn);
-
-        queue_work(bluetooth, &conn->work_add);
-}
-
 /*
  * The rfcomm tty device will possibly retain even when conn
  * is down, and sysfs doesn't support move zombie device,
@@ -134,8 +113,11 @@ static void del_conn(struct work_struct *work)
         struct hci_conn *conn = container_of(work, struct hci_conn, work_del);
         struct hci_dev *hdev = conn->hdev;
 
-        /* ensure previous add/del is complete */
-        flush_workqueue(bluetooth);
+        /* ensure previous add is complete */
+        flush_work(&conn->work_add);
+
+        if (!device_is_registered(&conn->dev))
+                return;
 
         while (1) {
                 struct device *dev;
@@ -152,16 +134,40 @@ static void del_conn(struct work_struct *work)
         hci_dev_put(hdev);
 }
 
-void hci_conn_del_sysfs(struct hci_conn *conn)
+void hci_conn_init_sysfs(struct hci_conn *conn)
 {
+        struct hci_dev *hdev = conn->hdev;
+
         BT_DBG("conn %p", conn);
 
-        if (!device_is_registered(&conn->dev))
-                return;
+        conn->dev.type = &bt_link;
+        conn->dev.class = bt_class;
+        conn->dev.parent = &hdev->dev;
+
+        dev_set_drvdata(&conn->dev, conn);
 
+        device_initialize(&conn->dev);
+
+        INIT_WORK(&conn->work_add, add_conn);
         INIT_WORK(&conn->work_del, del_conn);
+}
+
+void hci_conn_add_sysfs(struct hci_conn *conn)
+{
+        struct hci_dev *hdev = conn->hdev;
+
+        BT_DBG("conn %p", conn);
+
+        dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);
+
+        queue_work(bt_workq, &conn->work_add);
+}
+
+void hci_conn_del_sysfs(struct hci_conn *conn)
+{
+        BT_DBG("conn %p", conn);
 
-        queue_work(bluetooth, &conn->work_del);
+        queue_work(bt_workq, &conn->work_del);
 }
 
 static inline char *host_typetostr(int type)
@@ -438,13 +444,13 @@ void hci_unregister_sysfs(struct hci_dev *hdev)
 
 int __init bt_sysfs_init(void)
 {
-        bluetooth = create_singlethread_workqueue("bluetooth");
-        if (!bluetooth)
+        bt_workq = create_singlethread_workqueue("bluetooth");
+        if (!bt_workq)
                 return -ENOMEM;
 
         bt_class = class_create(THIS_MODULE, "bluetooth");
         if (IS_ERR(bt_class)) {
-                destroy_workqueue(bluetooth);
+                destroy_workqueue(bt_workq);
                 return PTR_ERR(bt_class);
         }
 
@@ -453,7 +459,7 @@ int __init bt_sysfs_init(void)
 
 void bt_sysfs_cleanup(void)
 {
-        destroy_workqueue(bluetooth);
+        destroy_workqueue(bt_workq);
 
         class_destroy(bt_class);
 }
diff --git a/net/core/dev.c b/net/core/dev.c
index 308a7d0c277f..e2e9e4af3ace 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1735,11 +1735,12 @@ u16 skb_tx_hash(const struct net_device *dev, const struct sk_buff *skb)
 {
         u32 hash;
 
-        if (skb_rx_queue_recorded(skb)) {
-                hash = skb_get_rx_queue(skb);
-        } else if (skb->sk && skb->sk->sk_hash) {
+        if (skb_rx_queue_recorded(skb))
+                return skb_get_rx_queue(skb) % dev->real_num_tx_queues;
+
+        if (skb->sk && skb->sk->sk_hash)
                 hash = skb->sk->sk_hash;
-        } else
+        else
                 hash = skb->protocol;
 
         hash = jhash_1word(hash, skb_tx_hashrnd);
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index ce6356cd9f71..f091a5a845c1 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1365,9 +1365,8 @@ static void sock_spd_release(struct splice_pipe_desc *spd, unsigned int i)
 
 static inline struct page *linear_to_page(struct page *page, unsigned int *len,
                                           unsigned int *offset,
-                                          struct sk_buff *skb)
+                                          struct sk_buff *skb, struct sock *sk)
 {
-        struct sock *sk = skb->sk;
         struct page *p = sk->sk_sndmsg_page;
         unsigned int off;
 
@@ -1405,13 +1404,14 @@ new_page:
  */
 static inline int spd_fill_page(struct splice_pipe_desc *spd, struct page *page,
                                 unsigned int *len, unsigned int offset,
-                                struct sk_buff *skb, int linear)
+                                struct sk_buff *skb, int linear,
+                                struct sock *sk)
 {
         if (unlikely(spd->nr_pages == PIPE_BUFFERS))
                 return 1;
 
         if (linear) {
-                page = linear_to_page(page, len, &offset, skb);
+                page = linear_to_page(page, len, &offset, skb, sk);
                 if (!page)
                         return 1;
         } else
@@ -1442,7 +1442,8 @@ static inline void __segment_seek(struct page **page, unsigned int *poff,
 static inline int __splice_segment(struct page *page, unsigned int poff,
                                    unsigned int plen, unsigned int *off,
                                    unsigned int *len, struct sk_buff *skb,
-                                   struct splice_pipe_desc *spd, int linear)
+                                   struct splice_pipe_desc *spd, int linear,
+                                   struct sock *sk)
 {
         if (!*len)
                 return 1;
@@ -1465,7 +1466,7 @@ static inline int __splice_segment(struct page *page, unsigned int poff,
                 /* the linear region may spread across several pages  */
                 flen = min_t(unsigned int, flen, PAGE_SIZE - poff);
 
-                if (spd_fill_page(spd, page, &flen, poff, skb, linear))
+                if (spd_fill_page(spd, page, &flen, poff, skb, linear, sk))
                         return 1;
 
                 __segment_seek(&page, &poff, &plen, flen);
@@ -1481,8 +1482,8 @@ static inline int __splice_segment(struct page *page, unsigned int poff,
  * pipe is full or if we already spliced the requested length.
  */
 static int __skb_splice_bits(struct sk_buff *skb, unsigned int *offset,
-                      unsigned int *len,
-                      struct splice_pipe_desc *spd)
+                             unsigned int *len, struct splice_pipe_desc *spd,
+                             struct sock *sk)
 {
         int seg;
 
@@ -1492,7 +1493,7 @@ static int __skb_splice_bits(struct sk_buff *skb, unsigned int *offset,
         if (__splice_segment(virt_to_page(skb->data),
                              (unsigned long) skb->data & (PAGE_SIZE - 1),
                              skb_headlen(skb),
-                             offset, len, skb, spd, 1))
+                             offset, len, skb, spd, 1, sk))
                 return 1;
 
         /*
@@ -1502,7 +1503,7 @@ static int __skb_splice_bits(struct sk_buff *skb, unsigned int *offset,
                 const skb_frag_t *f = &skb_shinfo(skb)->frags[seg];
 
                 if (__splice_segment(f->page, f->page_offset, f->size,
-                                     offset, len, skb, spd, 0))
+                                     offset, len, skb, spd, 0, sk))
                         return 1;
         }
 
@@ -1528,12 +1529,13 @@ int skb_splice_bits(struct sk_buff *skb, unsigned int offset,
                 .ops = &sock_pipe_buf_ops,
                 .spd_release = sock_spd_release,
         };
+        struct sock *sk = skb->sk;
 
         /*
          * __skb_splice_bits() only fails if the output has no room left,
          * so no point in going over the frag_list for the error case.
          */
-        if (__skb_splice_bits(skb, &offset, &tlen, &spd))
+        if (__skb_splice_bits(skb, &offset, &tlen, &spd, sk))
                 goto done;
         else if (!tlen)
                 goto done;
@@ -1545,14 +1547,13 @@ int skb_splice_bits(struct sk_buff *skb, unsigned int offset,
                 struct sk_buff *list = skb_shinfo(skb)->frag_list;
 
                 for (; list && tlen; list = list->next) {
-                        if (__skb_splice_bits(list, &offset, &tlen, &spd))
+                        if (__skb_splice_bits(list, &offset, &tlen, &spd, sk))
                                 break;
                 }
         }
 
 done:
         if (spd.nr_pages) {
-                struct sock *sk = skb->sk;
                 int ret;
 
                 /*
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index c96a6bb25430..eec3e6f9956c 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -597,16 +597,6 @@ static void tcp_event_data_recv(struct sock *sk, struct sk_buff *skb)
                 tcp_grow_window(sk, skb);
 }
 
-static u32 tcp_rto_min(struct sock *sk)
-{
-        struct dst_entry *dst = __sk_dst_get(sk);
-        u32 rto_min = TCP_RTO_MIN;
-
-        if (dst && dst_metric_locked(dst, RTAX_RTO_MIN))
-                rto_min = dst_metric_rtt(dst, RTAX_RTO_MIN);
-        return rto_min;
-}
-
 /* Called to compute a smoothed rtt estimate. The data fed to this
  * routine either comes from timestamps, or from segments that were
  * known _not_ to have been retransmitted [see Karn/Partridge
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index fbcbed6cad01..14134193cd17 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -757,6 +757,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
         local->hw.conf.long_frame_max_tx_count = 4;
         local->hw.conf.short_frame_max_tx_count = 7;
         local->hw.conf.radio_enabled = true;
+        local->user_power_level = -1;
 
         INIT_LIST_HEAD(&local->interfaces);
         mutex_init(&local->iflist_mtx);
@@ -909,6 +910,13 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
         if (result < 0)
                 goto fail_sta_info;
 
+        result = ieee80211_wep_init(local);
+        if (result < 0) {
+                printk(KERN_DEBUG "%s: Failed to initialize wep: %d\n",
+                       wiphy_name(local->hw.wiphy), result);
+                goto fail_wep;
+        }
+
         rtnl_lock();
         result = dev_alloc_name(local->mdev, local->mdev->name);
         if (result < 0)
@@ -930,14 +938,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
                 goto fail_rate;
         }
 
-        result = ieee80211_wep_init(local);
-
-        if (result < 0) {
-                printk(KERN_DEBUG "%s: Failed to initialize wep: %d\n",
-                       wiphy_name(local->hw.wiphy), result);
-                goto fail_wep;
-        }
-
         /* add one default STA interface if supported */
         if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_STATION)) {
                 result = ieee80211_if_add(local, "wlan%d", NULL,
@@ -967,13 +967,13 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
 
         return 0;
 
-fail_wep:
-        rate_control_deinitialize(local);
 fail_rate:
         unregister_netdevice(local->mdev);
         local->mdev = NULL;
 fail_dev:
         rtnl_unlock();
+        ieee80211_wep_free(local);
+fail_wep:
         sta_info_stop(local);
 fail_sta_info:
         debugfs_hw_del(local);
diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig
index 881203c4a142..cb3ad741ebf8 100644
--- a/net/netfilter/Kconfig
+++ b/net/netfilter/Kconfig
@@ -837,6 +837,7 @@ config NETFILTER_XT_MATCH_SOCKET
         depends on NETFILTER_TPROXY
         depends on NETFILTER_XTABLES
         depends on NETFILTER_ADVANCED
+        depends on !NF_CONNTRACK || NF_CONNTRACK
         select NF_DEFRAG_IPV4
         help
           This option adds a `socket' match, which can be used to match
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 173fcc4b050d..0759f32e9dca 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -254,7 +254,7 @@ replay:
                 }
                 tp->ops = tp_ops;
                 tp->protocol = protocol;
-                tp->prio = nprio ? : tcf_auto_prio(*back);
+                tp->prio = nprio ? : TC_H_MAJ(tcf_auto_prio(*back));
                 tp->q = q;
                 tp->classify = tp_ops->classify;
                 tp->classid = parent;