43 files changed, 359 insertions, 299 deletions

diff --git a/drivers/ieee802154/fakehard.c b/drivers/ieee802154/fakehard.c
index 96a2959ce877..7c544f7c74c4 100644
--- a/drivers/ieee802154/fakehard.c
+++ b/drivers/ieee802154/fakehard.c
@@ -260,15 +260,12 @@ static int ieee802154_fake_close(struct net_device *dev)
 static netdev_tx_t ieee802154_fake_xmit(struct sk_buff *skb,
                                               struct net_device *dev)
 {
-        skb->iif = dev->ifindex;
-        skb->dev = dev;
         dev->stats.tx_packets++;
         dev->stats.tx_bytes += skb->len;
 
-        dev->trans_start = jiffies;
-
         /* FIXME: do hardware work here ... */
 
+        dev_kfree_skb(skb);
         return NETDEV_TX_OK;
 }
 
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index e19ca4bb7510..b2f71f79baaf 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -975,7 +975,7 @@ config ENC28J60_WRITEVERIFY
 
 config ETHOC
         tristate "OpenCores 10/100 Mbps Ethernet MAC support"
-        depends on NET_ETHERNET && HAS_IOMEM
+        depends on NET_ETHERNET && HAS_IOMEM && HAS_DMA
         select MII
         select PHYLIB
         select CRC32
diff --git a/drivers/net/arm/ep93xx_eth.c b/drivers/net/arm/ep93xx_eth.c
index 2be49c817995..b25467ac895c 100644
--- a/drivers/net/arm/ep93xx_eth.c
+++ b/drivers/net/arm/ep93xx_eth.c
@@ -628,15 +628,6 @@ static int ep93xx_open(struct net_device *dev)
         if (ep93xx_alloc_buffers(ep))
                 return -ENOMEM;
 
-        if (is_zero_ether_addr(dev->dev_addr)) {
-                random_ether_addr(dev->dev_addr);
-                printk(KERN_INFO "%s: generated random MAC address "
-                        "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x.\n", dev->name,
-                        dev->dev_addr[0], dev->dev_addr[1],
-                        dev->dev_addr[2], dev->dev_addr[3],
-                        dev->dev_addr[4], dev->dev_addr[5]);
-        }
-
         napi_enable(&ep->napi);
 
         if (ep93xx_start_hw(dev)) {
@@ -877,6 +868,9 @@ static int ep93xx_eth_probe(struct platform_device *pdev)
         ep->mii.mdio_write = ep93xx_mdio_write;
         ep->mdc_divisor = 40;   /* Max HCLK 100 MHz, min MDIO clk 2.5 MHz.  */
 
+        if (is_zero_ether_addr(dev->dev_addr))
+                random_ether_addr(dev->dev_addr);
+
         err = register_netdev(dev);
         if (err) {
                 dev_err(&pdev->dev, "Failed to register netdev\n");
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index ce6f1ac25df8..3f4b4300f533 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -1088,7 +1088,14 @@ static struct net_device * au1000_probe(int port_num)
                 return NULL;
         }
 
-        if ((err = register_netdev(dev)) != 0) {
+        dev->base_addr = base;
+        dev->irq = irq;
+        dev->netdev_ops = &au1000_netdev_ops;
+        SET_ETHTOOL_OPS(dev, &au1000_ethtool_ops);
+        dev->watchdog_timeo = ETH_TX_TIMEOUT;
+
+        err = register_netdev(dev);
+        if (err != 0) {
                 printk(KERN_ERR "%s: Cannot register net device, error %d\n",
                                 DRV_NAME, err);
                 free_netdev(dev);
@@ -1209,12 +1216,6 @@ static struct net_device * au1000_probe(int port_num)
                 aup->tx_db_inuse[i] = pDB;
         }
 
-        dev->base_addr = base;
-        dev->irq = irq;
-        dev->netdev_ops = &au1000_netdev_ops;
-        SET_ETHTOOL_OPS(dev, &au1000_ethtool_ops);
-        dev->watchdog_timeo = ETH_TX_TIMEOUT;
-
         /*
          * The boot code uses the ethernet controller, so reset it to start
          * fresh.  au1000_init() expects that the device is in reset state.
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index e046943ef29d..2a9132343b66 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -912,9 +912,6 @@ static irqreturn_t b44_interrupt(int irq, void *dev_id)
                         bp->istat = istat;
                         __b44_disable_ints(bp);
                         __napi_schedule(&bp->napi);
-                } else {
-                        printk(KERN_ERR PFX "%s: Error, poll already scheduled\n",
-                               dev->name);
                 }
 
 irq_ack:
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index db6380379478..e3478314c002 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -164,16 +164,14 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
 # define EMAC_MBP_MCASTCHAN(ch)         ((ch) & 0x7)
 
 /* EMAC mac_control register */
-#define EMAC_MACCONTROL_TXPTYPE         (0x200)
-#define EMAC_MACCONTROL_TXPACEEN        (0x40)
-#define EMAC_MACCONTROL_MIIEN           (0x20)
-#define EMAC_MACCONTROL_GIGABITEN       (0x80)
-#define EMAC_MACCONTROL_GIGABITEN_SHIFT (7)
-#define EMAC_MACCONTROL_FULLDUPLEXEN    (0x1)
+#define EMAC_MACCONTROL_TXPTYPE         BIT(9)
+#define EMAC_MACCONTROL_TXPACEEN        BIT(6)
+#define EMAC_MACCONTROL_GMIIEN          BIT(5)
+#define EMAC_MACCONTROL_GIGABITEN       BIT(7)
+#define EMAC_MACCONTROL_FULLDUPLEXEN    BIT(0)
 #define EMAC_MACCONTROL_RMIISPEED_MASK  BIT(15)
 
 /* GIGABIT MODE related bits */
-#define EMAC_DM646X_MACCONTORL_GMIIEN   BIT(5)
 #define EMAC_DM646X_MACCONTORL_GIG      BIT(7)
 #define EMAC_DM646X_MACCONTORL_GIGFORCE BIT(17)
 
@@ -192,10 +190,10 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
 #define EMAC_RX_BUFFER_OFFSET_MASK      (0xFFFF)
 
 /* MAC_IN_VECTOR (0x180) register bit fields */
-#define EMAC_DM644X_MAC_IN_VECTOR_HOST_INT            (0x20000)
-#define EMAC_DM644X_MAC_IN_VECTOR_STATPEND_INT        (0x10000)
-#define EMAC_DM644X_MAC_IN_VECTOR_RX_INT_VEC          (0x0100)
-#define EMAC_DM644X_MAC_IN_VECTOR_TX_INT_VEC          (0x01)
+#define EMAC_DM644X_MAC_IN_VECTOR_HOST_INT      BIT(17)
+#define EMAC_DM644X_MAC_IN_VECTOR_STATPEND_INT  BIT(16)
+#define EMAC_DM644X_MAC_IN_VECTOR_RX_INT_VEC    BIT(8)
+#define EMAC_DM644X_MAC_IN_VECTOR_TX_INT_VEC    BIT(0)
 
 /** NOTE:: For DM646x the IN_VECTOR has changed */
 #define EMAC_DM646X_MAC_IN_VECTOR_RX_INT_VEC    BIT(EMAC_DEF_RX_CH)
@@ -203,7 +201,6 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
 #define EMAC_DM646X_MAC_IN_VECTOR_HOST_INT      BIT(26)
 #define EMAC_DM646X_MAC_IN_VECTOR_STATPEND_INT  BIT(27)
 
-
 /* CPPI bit positions */
 #define EMAC_CPPI_SOP_BIT               BIT(31)
 #define EMAC_CPPI_EOP_BIT               BIT(30)
@@ -750,8 +747,7 @@ static void emac_update_phystatus(struct emac_priv *priv)
 
         if (priv->speed == SPEED_1000 && (priv->version == EMAC_VERSION_2)) {
                 mac_control = emac_read(EMAC_MACCONTROL);
-                mac_control |= (EMAC_DM646X_MACCONTORL_GMIIEN |
-                                EMAC_DM646X_MACCONTORL_GIG |
+                mac_control |= (EMAC_DM646X_MACCONTORL_GIG |
                                 EMAC_DM646X_MACCONTORL_GIGFORCE);
         } else {
                 /* Clear the GIG bit and GIGFORCE bit */
@@ -2108,7 +2104,7 @@ static int emac_hw_enable(struct emac_priv *priv)
 
         /* Enable MII */
         val = emac_read(EMAC_MACCONTROL);
-        val |= (EMAC_MACCONTROL_MIIEN);
+        val |= (EMAC_MACCONTROL_GMIIEN);
         emac_write(EMAC_MACCONTROL, val);
 
         /* Enable NAPI and interrupts */
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 3c29a20b751e..d269a68ce354 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -157,6 +157,7 @@
 #include <linux/init.h>
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
+#include <linux/dmapool.h>
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
 #include <linux/mii.h>
@@ -602,6 +603,7 @@ struct nic {
         struct mem *mem;
         dma_addr_t dma_addr;
 
+        struct pci_pool *cbs_pool;
         dma_addr_t cbs_dma_addr;
         u8 adaptive_ifs;
         u8 tx_threshold;
@@ -1793,9 +1795,7 @@ static void e100_clean_cbs(struct nic *nic)
                         nic->cb_to_clean = nic->cb_to_clean->next;
                         nic->cbs_avail++;
                 }
-                pci_free_consistent(nic->pdev,
-                        sizeof(struct cb) * nic->params.cbs.count,
-                        nic->cbs, nic->cbs_dma_addr);
+                pci_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr);
                 nic->cbs = NULL;
                 nic->cbs_avail = 0;
         }
@@ -1813,8 +1813,8 @@ static int e100_alloc_cbs(struct nic *nic)
         nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL;
         nic->cbs_avail = 0;
 
-        nic->cbs = pci_alloc_consistent(nic->pdev,
-                sizeof(struct cb) * count, &nic->cbs_dma_addr);
+        nic->cbs = pci_pool_alloc(nic->cbs_pool, GFP_KERNEL,
+                                  &nic->cbs_dma_addr);
         if (!nic->cbs)
                 return -ENOMEM;
 
@@ -2841,7 +2841,11 @@ static int __devinit e100_probe(struct pci_dev *pdev,
                 DPRINTK(PROBE, ERR, "Cannot register net device, aborting.\n");
                 goto err_out_free;
         }
-
+        nic->cbs_pool = pci_pool_create(netdev->name,
+                           nic->pdev,
+                           nic->params.cbs.count * sizeof(struct cb),
+                           sizeof(u32),
+                           0);
         DPRINTK(PROBE, INFO, "addr 0x%llx, irq %d, MAC addr %pM\n",
                 (unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
                 pdev->irq, netdev->dev_addr);
@@ -2871,6 +2875,7 @@ static void __devexit e100_remove(struct pci_dev *pdev)
                 unregister_netdev(netdev);
                 e100_free(nic);
                 pci_iounmap(pdev, nic->csr);
+                pci_pool_destroy(nic->cbs_pool);
                 free_netdev(netdev);
                 pci_release_regions(pdev);
                 pci_disable_device(pdev);
diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index 189dfa2d6c76..3e187b0e4203 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -141,6 +141,8 @@ struct e1000_info;
 #define HV_TNCRS_UPPER          PHY_REG(778, 29) /* Transmit with no CRS */
 #define HV_TNCRS_LOWER          PHY_REG(778, 30)
 
+#define E1000_FCRTV_PCH     0x05F40 /* PCH Flow Control Refresh Timer Value */
+
 /* BM PHY Copper Specific Status */
 #define BM_CS_STATUS                      17
 #define BM_CS_STATUS_LINK_UP              0x0400
diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c
index 1bf4d2a5d34f..e82638ecae88 100644
--- a/drivers/net/e1000e/ethtool.c
+++ b/drivers/net/e1000e/ethtool.c
@@ -327,10 +327,18 @@ static int e1000_set_pauseparam(struct net_device *netdev,
 
                 hw->fc.current_mode = hw->fc.requested_mode;
 
-                retval = ((hw->phy.media_type == e1000_media_type_fiber) ?
-                          hw->mac.ops.setup_link(hw) : e1000e_force_mac_fc(hw));
+                if (hw->phy.media_type == e1000_media_type_fiber) {
+                        retval = hw->mac.ops.setup_link(hw);
+                        /* implicit goto out */
+                } else {
+                        retval = e1000e_force_mac_fc(hw);
+                        if (retval)
+                                goto out;
+                        e1000e_set_fc_watermarks(hw);
+                }
         }
 
+out:
         clear_bit(__E1000_RESETTING, &adapter->state);
         return retval;
 }
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c
index 51ddb04ab195..eff3f4783655 100644
--- a/drivers/net/e1000e/ich8lan.c
+++ b/drivers/net/e1000e/ich8lan.c
@@ -1118,7 +1118,8 @@ static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
                         oem_reg |= HV_OEM_BITS_LPLU;
         }
         /* Restart auto-neg to activate the bits */
-        oem_reg |= HV_OEM_BITS_RESTART_AN;
+        if (!e1000_check_reset_block(hw))
+                oem_reg |= HV_OEM_BITS_RESTART_AN;
         ret_val = hw->phy.ops.write_phy_reg_locked(hw, HV_OEM_BITS, oem_reg);
 
 out:
@@ -3558,6 +3559,7 @@ struct e1000_info e1000_pch_info = {
                                   | FLAG_HAS_AMT
                                   | FLAG_HAS_FLASH
                                   | FLAG_HAS_JUMBO_FRAMES
+                                  | FLAG_DISABLE_FC_PAUSE_TIME /* errata */
                                   | FLAG_APME_IN_WUC,
         .pba                    = 26,
         .max_hw_frame_size      = 4096,
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 0687c6aa4e46..fad8f9ea0043 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -2769,25 +2769,38 @@ void e1000e_reset(struct e1000_adapter *adapter)
         /*
          * flow control settings
          *
-         * The high water mark must be low enough to fit two full frame
+         * The high water mark must be low enough to fit one full frame
          * (or the size used for early receive) above it in the Rx FIFO.
          * Set it to the lower of:
          * - 90% of the Rx FIFO size, and
          * - the full Rx FIFO size minus the early receive size (for parts
          *   with ERT support assuming ERT set to E1000_ERT_2048), or
-         * - the full Rx FIFO size minus two full frames
+         * - the full Rx FIFO size minus one full frame
          */
-        if ((adapter->flags & FLAG_HAS_ERT) &&
-            (adapter->netdev->mtu > ETH_DATA_LEN))
-                hwm = min(((pba << 10) * 9 / 10),
-                          ((pba << 10) - (E1000_ERT_2048 << 3)));
-        else
-                hwm = min(((pba << 10) * 9 / 10),
-                          ((pba << 10) - (2 * adapter->max_frame_size)));
+        if (hw->mac.type == e1000_pchlan) {
+                /*
+                 * Workaround PCH LOM adapter hangs with certain network
+                 * loads.  If hangs persist, try disabling Tx flow control.
+                 */
+                if (adapter->netdev->mtu > ETH_DATA_LEN) {
+                        fc->high_water = 0x3500;
+                        fc->low_water  = 0x1500;
+                } else {
+                        fc->high_water = 0x5000;
+                        fc->low_water  = 0x3000;
+                }
+        } else {
+                if ((adapter->flags & FLAG_HAS_ERT) &&
+                    (adapter->netdev->mtu > ETH_DATA_LEN))
+                        hwm = min(((pba << 10) * 9 / 10),
+                                  ((pba << 10) - (E1000_ERT_2048 << 3)));
+                else
+                        hwm = min(((pba << 10) * 9 / 10),
+                                  ((pba << 10) - adapter->max_frame_size));
 
-        fc->high_water = hwm & E1000_FCRTH_RTH; /* 8-byte granularity */
-        fc->low_water = (fc->high_water - (2 * adapter->max_frame_size));
-        fc->low_water &= E1000_FCRTL_RTL; /* 8-byte granularity */
+                fc->high_water = hwm & E1000_FCRTH_RTH; /* 8-byte granularity */
+                fc->low_water = fc->high_water - 8;
+        }
 
         if (adapter->flags & FLAG_DISABLE_FC_PAUSE_TIME)
                 fc->pause_time = 0xFFFF;
@@ -2813,6 +2826,10 @@ void e1000e_reset(struct e1000_adapter *adapter)
         if (mac->ops.init_hw(hw))
                 e_err("Hardware Error\n");
 
+        /* additional part of the flow-control workaround above */
+        if (hw->mac.type == e1000_pchlan)
+                ew32(FCRTV_PCH, 0x1000);
+
         e1000_update_mng_vlan(adapter);
 
         /* Enable h/w to recognize an 802.1Q VLAN Ethernet packet */
@@ -3610,7 +3627,7 @@ static void e1000_watchdog_task(struct work_struct *work)
                         case SPEED_100:
                                 txb2b = 0;
                                 netdev->tx_queue_len = 100;
-                                /* maybe add some timeout factor ? */
+                                adapter->tx_timeout_factor = 10;
                                 break;
                         }
 
@@ -4288,8 +4305,10 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
 
         while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
                 msleep(1);
-        /* e1000e_down has a dependency on max_frame_size */
+        /* e1000e_down -> e1000e_reset dependent on max_frame_size & mtu */
         adapter->max_frame_size = max_frame;
+        e_info("changing MTU from %d to %d\n", netdev->mtu, new_mtu);
+        netdev->mtu = new_mtu;
         if (netif_running(netdev))
                 e1000e_down(adapter);
 
@@ -4319,9 +4338,6 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
                 adapter->rx_buffer_len = ETH_FRAME_LEN + VLAN_HLEN
                                          + ETH_FCS_LEN;
 
-        e_info("changing MTU from %d to %d\n", netdev->mtu, new_mtu);
-        netdev->mtu = new_mtu;
-
         if (netif_running(netdev))
                 e1000e_up(adapter);
         else
diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c
index 03175b3a2c9e..85f955f70417 100644
--- a/drivers/net/e1000e/phy.c
+++ b/drivers/net/e1000e/phy.c
@@ -71,7 +71,6 @@ static const u16 e1000_igp_2_cable_length_table[] =
 #define I82577_CFG_ASSERT_CRS_ON_TX       (1 << 15)
 #define I82577_CFG_ENABLE_DOWNSHIFT       (3 << 10) /* auto downshift 100/10 */
 #define I82577_CTRL_REG                   23
-#define I82577_CTRL_DOWNSHIFT_MASK        (7 << 10)
 
 /* 82577 specific PHY registers */
 #define I82577_PHY_CTRL_2            18
@@ -660,15 +659,6 @@ s32 e1000_copper_link_setup_82577(struct e1000_hw *hw)
         phy_data |= I82577_CFG_ENABLE_DOWNSHIFT;
 
         ret_val = phy->ops.write_phy_reg(hw, I82577_CFG_REG, phy_data);
-        if (ret_val)
-                goto out;
-
-        /* Set number of link attempts before downshift */
-        ret_val = phy->ops.read_phy_reg(hw, I82577_CTRL_REG, &phy_data);
-        if (ret_val)
-                goto out;
-        phy_data &= ~I82577_CTRL_DOWNSHIFT_MASK;
-        ret_val = phy->ops.write_phy_reg(hw, I82577_CTRL_REG, phy_data);
 
 out:
         return ret_val;
@@ -2658,19 +2648,18 @@ static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
                 page = 0;
 
         if (reg > MAX_PHY_MULTI_PAGE_REG) {
-                if ((hw->phy.type != e1000_phy_82578) ||
-                    ((reg != I82578_ADDR_REG) &&
-                     (reg != I82578_ADDR_REG + 1))) {
-                        u32 phy_addr = hw->phy.addr;
+                u32 phy_addr = hw->phy.addr;
 
-                        hw->phy.addr = 1;
+                hw->phy.addr = 1;
 
-                        /* Page is shifted left, PHY expects (page x 32) */
-                        ret_val = e1000e_write_phy_reg_mdic(hw,
-                                                     IGP01E1000_PHY_PAGE_SELECT,
-                                                     (page << IGP_PAGE_SHIFT));
-                        hw->phy.addr = phy_addr;
-                }
+                /* Page is shifted left, PHY expects (page x 32) */
+                ret_val = e1000e_write_phy_reg_mdic(hw,
+                                             IGP01E1000_PHY_PAGE_SELECT,
+                                             (page << IGP_PAGE_SHIFT));
+                hw->phy.addr = phy_addr;
+
+                if (ret_val)
+                        goto out;
         }
 
         ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
@@ -2678,7 +2667,7 @@ static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
 out:
         /* Revert to MDIO fast mode, if applicable */
         if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
-                ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+                ret_val |= e1000_set_mdio_slow_mode_hv(hw, false);
 
         if (!locked)
                 hw->phy.ops.release_phy(hw);
@@ -2784,19 +2773,18 @@ static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
         }
 
         if (reg > MAX_PHY_MULTI_PAGE_REG) {
-                if ((hw->phy.type != e1000_phy_82578) ||
-                    ((reg != I82578_ADDR_REG) &&
-                     (reg != I82578_ADDR_REG + 1))) {
-                        u32 phy_addr = hw->phy.addr;
+                u32 phy_addr = hw->phy.addr;
 
-                        hw->phy.addr = 1;
+                hw->phy.addr = 1;
 
-                        /* Page is shifted left, PHY expects (page x 32) */
-                        ret_val = e1000e_write_phy_reg_mdic(hw,
-                                                     IGP01E1000_PHY_PAGE_SELECT,
-                                                     (page << IGP_PAGE_SHIFT));
-                        hw->phy.addr = phy_addr;
-                }
+                /* Page is shifted left, PHY expects (page x 32) */
+                ret_val = e1000e_write_phy_reg_mdic(hw,
+                                             IGP01E1000_PHY_PAGE_SELECT,
+                                             (page << IGP_PAGE_SHIFT));
+                hw->phy.addr = phy_addr;
+
+                if (ret_val)
+                        goto out;
         }
 
         ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
@@ -2805,7 +2793,7 @@ static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
 out:
         /* Revert to MDIO fast mode, if applicable */
         if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
-                ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+                ret_val |= e1000_set_mdio_slow_mode_hv(hw, false);
 
         if (!locked)
                 hw->phy.ops.release_phy(hw);
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index a5036f7c1923..a456578b8578 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -240,11 +240,11 @@ static void ixgbe_unmap_and_free_tx_resource(struct ixgbe_adapter *adapter,
 static inline bool ixgbe_tx_is_paused(struct ixgbe_adapter *adapter,
                                       struct ixgbe_ring *tx_ring)
 {
-        int tc;
         u32 txoff = IXGBE_TFCS_TXOFF;
 
 #ifdef CONFIG_IXGBE_DCB
         if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
+                int tc;
                 int reg_idx = tx_ring->reg_idx;
                 int dcb_i = adapter->ring_feature[RING_F_DCB].indices;
 
diff --git a/drivers/net/ks8851_mll.c b/drivers/net/ks8851_mll.c
index 0be14d702beb..c146304d8d6c 100644
--- a/drivers/net/ks8851_mll.c
+++ b/drivers/net/ks8851_mll.c
@@ -568,6 +568,16 @@ static inline void ks_outblk(struct ks_net *ks, u16 *wptr, u32 len)
                 iowrite16(*wptr++, ks->hw_addr);
 }
 
+static void ks_disable_int(struct ks_net *ks)
+{
+        ks_wrreg16(ks, KS_IER, 0x0000);
+}  /* ks_disable_int */
+
+static void ks_enable_int(struct ks_net *ks)
+{
+        ks_wrreg16(ks, KS_IER, ks->rc_ier);
+}  /* ks_enable_int */
+
 /**
  * ks_tx_fifo_space - return the available hardware buffer size.
  * @ks: The chip information
@@ -681,6 +691,47 @@ static void ks_soft_reset(struct ks_net *ks, unsigned op)
 }
 
 
+void ks_enable_qmu(struct ks_net *ks)
+{
+        u16 w;
+
+        w = ks_rdreg16(ks, KS_TXCR);
+        /* Enables QMU Transmit (TXCR). */
+        ks_wrreg16(ks, KS_TXCR, w | TXCR_TXE);
+
+        /*
+         * RX Frame Count Threshold Enable and Auto-Dequeue RXQ Frame
+         * Enable
+         */
+
+        w = ks_rdreg16(ks, KS_RXQCR);
+        ks_wrreg16(ks, KS_RXQCR, w | RXQCR_RXFCTE);
+
+        /* Enables QMU Receive (RXCR1). */
+        w = ks_rdreg16(ks, KS_RXCR1);
+        ks_wrreg16(ks, KS_RXCR1, w | RXCR1_RXE);
+        ks->enabled = true;
+}  /* ks_enable_qmu */
+
+static void ks_disable_qmu(struct ks_net *ks)
+{
+        u16     w;
+
+        w = ks_rdreg16(ks, KS_TXCR);
+
+        /* Disables QMU Transmit (TXCR). */
+        w  &= ~TXCR_TXE;
+        ks_wrreg16(ks, KS_TXCR, w);
+
+        /* Disables QMU Receive (RXCR1). */
+        w = ks_rdreg16(ks, KS_RXCR1);
+        w &= ~RXCR1_RXE ;
+        ks_wrreg16(ks, KS_RXCR1, w);
+
+        ks->enabled = false;
+
+}  /* ks_disable_qmu */
+
 /**
  * ks_read_qmu - read 1 pkt data from the QMU.
  * @ks: The chip information
@@ -752,7 +803,7 @@ static void ks_rcv(struct ks_net *ks, struct net_device *netdev)
                         (frame_hdr->len < RX_BUF_SIZE) && frame_hdr->len)) {
                         skb_reserve(skb, 2);
                         /* read data block including CRC 4 bytes */
-                        ks_read_qmu(ks, (u16 *)skb->data, frame_hdr->len + 4);
+                        ks_read_qmu(ks, (u16 *)skb->data, frame_hdr->len);
                         skb_put(skb, frame_hdr->len);
                         skb->dev = netdev;
                         skb->protocol = eth_type_trans(skb, netdev);
@@ -861,7 +912,7 @@ static int ks_net_open(struct net_device *netdev)
                 ks_dbg(ks, "%s - entry\n", __func__);
 
         /* reset the HW */
-        err = request_irq(ks->irq, ks_irq, KS_INT_FLAGS, DRV_NAME, ks);
+        err = request_irq(ks->irq, ks_irq, KS_INT_FLAGS, DRV_NAME, netdev);
 
         if (err) {
                 printk(KERN_ERR "Failed to request IRQ: %d: %d\n",
@@ -869,6 +920,15 @@ static int ks_net_open(struct net_device *netdev)
                 return err;
         }
 
+        /* wake up powermode to normal mode */
+        ks_set_powermode(ks, PMECR_PM_NORMAL);
+        mdelay(1);      /* wait for normal mode to take effect */
+
+        ks_wrreg16(ks, KS_ISR, 0xffff);
+        ks_enable_int(ks);
+        ks_enable_qmu(ks);
+        netif_start_queue(ks->netdev);
+
         if (netif_msg_ifup(ks))
                 ks_dbg(ks, "network device %s up\n", netdev->name);
 
@@ -892,19 +952,14 @@ static int ks_net_stop(struct net_device *netdev)
 
         netif_stop_queue(netdev);
 
-        kfree(ks->frame_head_info);
-
         mutex_lock(&ks->lock);
 
         /* turn off the IRQs and ack any outstanding */
         ks_wrreg16(ks, KS_IER, 0x0000);
         ks_wrreg16(ks, KS_ISR, 0xffff);
 
-        /* shutdown RX process */
-        ks_wrreg16(ks, KS_RXCR1, 0x0000);
-
-        /* shutdown TX process */
-        ks_wrreg16(ks, KS_TXCR, 0x0000);
+        /* shutdown RX/TX QMU */
+        ks_disable_qmu(ks);
 
         /* set powermode to soft power down to save power */
         ks_set_powermode(ks, PMECR_PM_SOFTDOWN);
@@ -929,17 +984,8 @@ static int ks_net_stop(struct net_device *netdev)
  */
 static void ks_write_qmu(struct ks_net *ks, u8 *pdata, u16 len)
 {
-        unsigned fid = ks->fid;
-
-        fid = ks->fid;
-        ks->fid = (ks->fid + 1) & TXFR_TXFID_MASK;
-
-        /* reduce the tx interrupt occurrances. */
-        if (!fid)
-                fid |= TXFR_TXIC;       /* irq on completion */
-
         /* start header at txb[0] to align txw entries */
-        ks->txh.txw[0] = cpu_to_le16(fid);
+        ks->txh.txw[0] = 0;
         ks->txh.txw[1] = cpu_to_le16(len);
 
         /* 1. set sudo-DMA mode */
@@ -957,16 +1003,6 @@ static void ks_write_qmu(struct ks_net *ks, u8 *pdata, u16 len)
                 ;
 }
 
-static void ks_disable_int(struct ks_net *ks)
-{
-        ks_wrreg16(ks, KS_IER, 0x0000);
-}  /* ks_disable_int */
-
-static void ks_enable_int(struct ks_net *ks)
-{
-        ks_wrreg16(ks, KS_IER, ks->rc_ier);
-}  /* ks_enable_int */
-
 /**
  * ks_start_xmit - transmit packet
  * @skb         : The buffer to transmit
@@ -1410,25 +1446,6 @@ static int ks_read_selftest(struct ks_net *ks)
         return ret;
 }
 
-static void ks_disable(struct ks_net *ks)
-{
-        u16     w;
-
-        w = ks_rdreg16(ks, KS_TXCR);
-
-        /* Disables QMU Transmit (TXCR). */
-        w  &= ~TXCR_TXE;
-        ks_wrreg16(ks, KS_TXCR, w);
-
-        /* Disables QMU Receive (RXCR1). */
-        w = ks_rdreg16(ks, KS_RXCR1);
-        w &= ~RXCR1_RXE ;
-        ks_wrreg16(ks, KS_RXCR1, w);
-
-        ks->enabled = false;
-
-}  /* ks_disable */
-
 static void ks_setup(struct ks_net *ks)
 {
         u16     w;
@@ -1463,7 +1480,7 @@ static void ks_setup(struct ks_net *ks)
         w = TXCR_TXFCE | TXCR_TXPE | TXCR_TXCRC | TXCR_TCGIP;
         ks_wrreg16(ks, KS_TXCR, w);
 
-        w = RXCR1_RXFCE | RXCR1_RXBE | RXCR1_RXUE;
+        w = RXCR1_RXFCE | RXCR1_RXBE | RXCR1_RXUE | RXCR1_RXME | RXCR1_RXIPFCC;
 
         if (ks->promiscuous)         /* bPromiscuous */
                 w |= (RXCR1_RXAE | RXCR1_RXINVF);
@@ -1486,28 +1503,6 @@ static void ks_setup_int(struct ks_net *ks)
         ks->rc_ier = (IRQ_LCI | IRQ_TXI | IRQ_RXI);
 }  /* ks_setup_int */
 
-void ks_enable(struct ks_net *ks)
-{
-        u16 w;
-
-        w = ks_rdreg16(ks, KS_TXCR);
-        /* Enables QMU Transmit (TXCR). */
-        ks_wrreg16(ks, KS_TXCR, w | TXCR_TXE);
-
-        /*
-         * RX Frame Count Threshold Enable and Auto-Dequeue RXQ Frame
-         * Enable
-         */
-
-        w = ks_rdreg16(ks, KS_RXQCR);
-        ks_wrreg16(ks, KS_RXQCR, w | RXQCR_RXFCTE);
-
-        /* Enables QMU Receive (RXCR1). */
-        w = ks_rdreg16(ks, KS_RXCR1);
-        ks_wrreg16(ks, KS_RXCR1, w | RXCR1_RXE);
-        ks->enabled = true;
-}  /* ks_enable */
-
 static int ks_hw_init(struct ks_net *ks)
 {
 #define MHEADER_SIZE    (sizeof(struct type_frame_head) * MAX_RECV_FRAMES)
@@ -1612,11 +1607,9 @@ static int __devinit ks8851_probe(struct platform_device *pdev)
 
         ks_soft_reset(ks, GRR_GSR);
         ks_hw_init(ks);
-        ks_disable(ks);
+        ks_disable_qmu(ks);
         ks_setup(ks);
         ks_setup_int(ks);
-        ks_enable_int(ks);
-        ks_enable(ks);
         memcpy(netdev->dev_addr, ks->mac_addr, 6);
 
         data = ks_rdreg16(ks, KS_OBCR);
@@ -1658,6 +1651,7 @@ static int __devexit ks8851_remove(struct platform_device *pdev)
         struct ks_net *ks = netdev_priv(netdev);
         struct resource *iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 
+        kfree(ks->frame_head_info);
         unregister_netdev(netdev);
         iounmap(ks->hw_addr);
         free_netdev(netdev);
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 3aabfd9dd212..2490aa39804c 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -360,6 +360,7 @@ static int macvlan_init(struct net_device *dev)
         dev->state              = (dev->state & ~MACVLAN_STATE_MASK) |
                                   (lowerdev->state & MACVLAN_STATE_MASK);
         dev->features           = lowerdev->features & MACVLAN_FEATURES;
+        dev->gso_max_size       = lowerdev->gso_max_size;
         dev->iflink             = lowerdev->ifindex;
         dev->hard_header_len    = lowerdev->hard_header_len;
 
@@ -596,6 +597,7 @@ static int macvlan_device_event(struct notifier_block *unused,
         case NETDEV_FEAT_CHANGE:
                 list_for_each_entry(vlan, &port->vlans, list) {
                         vlan->dev->features = dev->features & MACVLAN_FEATURES;
+                        vlan->dev->gso_max_size = dev->gso_max_size;
                         netdev_features_change(vlan->dev);
                 }
                 break;
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 7384f59df615..e1237b802872 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -1163,6 +1163,8 @@ struct netxen_adapter {
         u32 int_vec_bit;
         u32 heartbit;
 
+        u8 mac_addr[ETH_ALEN];
+
         struct netxen_adapter_stats stats;
 
         struct netxen_recv_context recv_ctx;
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index 1c46da632125..17bb3818d84e 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -545,6 +545,8 @@ enum {
 #define NETXEN_NIU_TEST_MUX_CTL         (NETXEN_CRB_NIU + 0x00094)
 #define NETXEN_NIU_XG_PAUSE_CTL         (NETXEN_CRB_NIU + 0x00098)
 #define NETXEN_NIU_XG_PAUSE_LEVEL       (NETXEN_CRB_NIU + 0x000dc)
+#define NETXEN_NIU_FRAME_COUNT_SELECT   (NETXEN_CRB_NIU + 0x000ac)
+#define NETXEN_NIU_FRAME_COUNT          (NETXEN_CRB_NIU + 0x000b0)
 #define NETXEN_NIU_XG_SEL               (NETXEN_CRB_NIU + 0x00128)
 #define NETXEN_NIU_GB_PAUSE_CTL         (NETXEN_CRB_NIU + 0x0030c)
 
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index 3185a98b0917..52a3798d8d94 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -383,24 +383,51 @@ int netxen_niu_disable_xg_port(struct netxen_adapter *adapter)
 
 int netxen_p2_nic_set_promisc(struct netxen_adapter *adapter, u32 mode)
 {
-        __u32 reg;
+        u32 mac_cfg;
+        u32 cnt = 0;
+        __u32 reg = 0x0200;
         u32 port = adapter->physical_port;
+        u16 board_type = adapter->ahw.board_type;
 
         if (port > NETXEN_NIU_MAX_XG_PORTS)
                 return -EINVAL;
 
-        reg = NXRD32(adapter, NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port));
-        if (mode == NETXEN_NIU_PROMISC_MODE)
-                reg = (reg | 0x2000UL);
-        else
-                reg = (reg & ~0x2000UL);
+        mac_cfg = NXRD32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port));
+        mac_cfg &= ~0x4;
+        NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port), mac_cfg);
 
-        if (mode == NETXEN_NIU_ALLMULTI_MODE)
-                reg = (reg | 0x1000UL);
-        else
-                reg = (reg & ~0x1000UL);
+        if ((board_type == NETXEN_BRDTYPE_P2_SB31_10G_IMEZ) ||
+                        (board_type == NETXEN_BRDTYPE_P2_SB31_10G_HMEZ))
+                reg = (0x20 << port);
+
+        NXWR32(adapter, NETXEN_NIU_FRAME_COUNT_SELECT, reg);
+
+        mdelay(10);
+
+        while (NXRD32(adapter, NETXEN_NIU_FRAME_COUNT) && ++cnt < 20)
+                mdelay(10);
+
+        if (cnt < 20) {
+
+                reg = NXRD32(adapter,
+                        NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port));
+
+                if (mode == NETXEN_NIU_PROMISC_MODE)
+                        reg = (reg | 0x2000UL);
+                else
+                        reg = (reg & ~0x2000UL);
+
+                if (mode == NETXEN_NIU_ALLMULTI_MODE)
+                        reg = (reg | 0x1000UL);
+                else
+                        reg = (reg & ~0x1000UL);
+
+                NXWR32(adapter,
+                        NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port), reg);
+        }
 
-        NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port), reg);
+        mac_cfg |= 0x4;
+        NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port), mac_cfg);
 
         return 0;
 }
@@ -436,7 +463,7 @@ netxen_nic_enable_mcast_filter(struct netxen_adapter *adapter)
 {
         u32     val = 0;
         u16 port = adapter->physical_port;
-        u8 *addr = adapter->netdev->dev_addr;
+        u8 *addr = adapter->mac_addr;
 
         if (adapter->mc_enabled)
                 return 0;
@@ -465,7 +492,7 @@ netxen_nic_disable_mcast_filter(struct netxen_adapter *adapter)
 {
         u32     val = 0;
         u16 port = adapter->physical_port;
-        u8 *addr = adapter->netdev->dev_addr;
+        u8 *addr = adapter->mac_addr;
 
         if (!adapter->mc_enabled)
                 return 0;
@@ -660,7 +687,7 @@ void netxen_p3_nic_set_multi(struct net_device *netdev)
 
         list_splice_tail_init(&adapter->mac_list, &del_list);
 
-        nx_p3_nic_add_mac(adapter, netdev->dev_addr, &del_list);
+        nx_p3_nic_add_mac(adapter, adapter->mac_addr, &del_list);
         nx_p3_nic_add_mac(adapter, bcast_addr, &del_list);
 
         if (netdev->flags & IFF_PROMISC) {
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index e40b914d6faf..8a0904368e08 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -544,6 +544,8 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
                                 continue;
                         if (off == (ROMUSB_GLB + 0x1c)) /* MS clock */
                                 continue;
+                        if ((off & 0x0ff00000) == NETXEN_CRB_DDR_NET)
+                                continue;
                         if (off == (NETXEN_CRB_PEG_NET_1 + 0x18))
                                 buf[i].data = 0x1020;
                         /* skip the function enable register */
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 0b4a56a8c8d5..3bf78dbfbf0f 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -437,6 +437,7 @@ netxen_read_mac_addr(struct netxen_adapter *adapter)
                 netdev->dev_addr[i] = *(p + 5 - i);
 
         memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len);
+        memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
 
         /* set station address */
 
@@ -459,6 +460,7 @@ int netxen_nic_set_mac(struct net_device *netdev, void *p)
                 netxen_napi_disable(adapter);
         }
 
+        memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
         memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
         adapter->macaddr_set(adapter, addr->sa_data);
 
@@ -956,7 +958,7 @@ netxen_nic_up(struct netxen_adapter *adapter, struct net_device *netdev)
                 return err;
         }
         if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
-                adapter->macaddr_set(adapter, netdev->dev_addr);
+                adapter->macaddr_set(adapter, adapter->mac_addr);
 
         adapter->set_multi(netdev);
         adapter->set_mtu(adapter, netdev->mtu);
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index b9221bdc7184..0fe2fc90f207 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -3235,6 +3235,10 @@ static void __devexit rtl8169_remove_one(struct pci_dev *pdev)
         flush_scheduled_work();
 
         unregister_netdev(dev);
+
+        /* restore original MAC address */
+        rtl_rar_set(tp, dev->perm_addr);
+
         rtl_disable_msi(pdev, tp);
         rtl8169_release_board(pdev, dev, tp->mmio_addr);
         pci_set_drvdata(pdev, NULL);
@@ -4881,6 +4885,9 @@ static void rtl_shutdown(struct pci_dev *pdev)
 
         rtl8169_net_suspend(dev);
 
+        /* restore original MAC address */
+        rtl_rar_set(tp, dev->perm_addr);
+
         spin_lock_irq(&tp->lock);
 
         rtl8169_asic_down(ioaddr);
diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index 05c91ee6921e..f12206bdbb75 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -2283,7 +2283,7 @@ static int __devinit smc_drv_probe(struct platform_device *pdev)
 
         ndev->irq = ires->start;
 
-        if (ires->flags & IRQF_TRIGGER_MASK)
+        if (irq_flags == -1 || ires->flags & IRQF_TRIGGER_MASK)
                 irq_flags = ires->flags & IRQF_TRIGGER_MASK;
 
         ret = smc_request_attrib(pdev, ndev);
diff --git a/drivers/net/smsc9420.c b/drivers/net/smsc9420.c
index b4909a2dec66..0f7909276237 100644
--- a/drivers/net/smsc9420.c
+++ b/drivers/net/smsc9420.c
@@ -252,6 +252,9 @@ static int smsc9420_ethtool_get_settings(struct net_device *dev,
 {
         struct smsc9420_pdata *pd = netdev_priv(dev);
 
+        if (!pd->phy_dev)
+                return -ENODEV;
+
         cmd->maxtxpkt = 1;
         cmd->maxrxpkt = 1;
         return phy_ethtool_gset(pd->phy_dev, cmd);
@@ -262,6 +265,9 @@ static int smsc9420_ethtool_set_settings(struct net_device *dev,
 {
         struct smsc9420_pdata *pd = netdev_priv(dev);
 
+        if (!pd->phy_dev)
+                return -ENODEV;
+
         return phy_ethtool_sset(pd->phy_dev, cmd);
 }
 
@@ -290,6 +296,10 @@ static void smsc9420_ethtool_set_msglevel(struct net_device *netdev, u32 data)
 static int smsc9420_ethtool_nway_reset(struct net_device *netdev)
 {
         struct smsc9420_pdata *pd = netdev_priv(netdev);
+
+        if (!pd->phy_dev)
+                return -ENODEV;
+
         return phy_start_aneg(pd->phy_dev);
 }
 
@@ -312,6 +322,10 @@ smsc9420_ethtool_getregs(struct net_device *dev, struct ethtool_regs *regs,
         for (i = 0; i < 0x100; i += (sizeof(u32)))
                 data[j++] = smsc9420_reg_read(pd, i);
 
+        // cannot read phy registers if the net device is down
+        if (!phy_dev)
+                return;
+
         for (i = 0; i <= 31; i++)
                 data[j++] = smsc9420_mii_read(phy_dev->bus, phy_dev->addr, i);
 }
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
index c2f14dc9ba28..9542995ba667 100644
--- a/drivers/net/stmmac/stmmac_main.c
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -416,13 +416,8 @@ static void init_dma_desc_rings(struct net_device *dev)
         unsigned int txsize = priv->dma_tx_size;
         unsigned int rxsize = priv->dma_rx_size;
         unsigned int bfsize = priv->dma_buf_sz;
-        int buff2_needed = 0;
-        int dis_ic = 0;
+        int buff2_needed = 0, dis_ic = 0;
 
-#ifdef CONFIG_STMMAC_TIMER
-        /* Using Timers disable interrupts on completion for the reception */
-        dis_ic = 1;
-#endif
         /* Set the Buffer size according to the MTU;
          * indeed, in case of jumbo we need to bump-up the buffer sizes.
          */
@@ -437,6 +432,11 @@ static void init_dma_desc_rings(struct net_device *dev)
         else
                 bfsize = DMA_BUFFER_SIZE;
 
+#ifdef CONFIG_STMMAC_TIMER
+        /* Disable interrupts on completion for the reception if timer is on */
+        if (likely(priv->tm->enable))
+                dis_ic = 1;
+#endif
         /* If the MTU exceeds 8k so use the second buffer in the chain */
         if (bfsize >= BUF_SIZE_8KiB)
                 buff2_needed = 1;
@@ -809,20 +809,22 @@ static void stmmac_tx(struct stmmac_priv *priv)
 
 static inline void stmmac_enable_irq(struct stmmac_priv *priv)
 {
-#ifndef CONFIG_STMMAC_TIMER
-        writel(DMA_INTR_DEFAULT_MASK, priv->dev->base_addr + DMA_INTR_ENA);
-#else
-        priv->tm->timer_start(tmrate);
+#ifdef CONFIG_STMMAC_TIMER
+        if (likely(priv->tm->enable))
+                priv->tm->timer_start(tmrate);
+        else
 #endif
+        writel(DMA_INTR_DEFAULT_MASK, priv->dev->base_addr + DMA_INTR_ENA);
 }
 
 static inline void stmmac_disable_irq(struct stmmac_priv *priv)
 {
-#ifndef CONFIG_STMMAC_TIMER
-        writel(0, priv->dev->base_addr + DMA_INTR_ENA);
-#else
-        priv->tm->timer_stop();
+#ifdef CONFIG_STMMAC_TIMER
+        if (likely(priv->tm->enable))
+                priv->tm->timer_stop();
+        else
 #endif
+        writel(0, priv->dev->base_addr + DMA_INTR_ENA);
 }
 
 static int stmmac_has_work(struct stmmac_priv *priv)
@@ -1031,22 +1033,23 @@ static int stmmac_open(struct net_device *dev)
         }
 
 #ifdef CONFIG_STMMAC_TIMER
-        priv->tm = kmalloc(sizeof(struct stmmac_timer *), GFP_KERNEL);
+        priv->tm = kzalloc(sizeof(struct stmmac_timer *), GFP_KERNEL);
         if (unlikely(priv->tm == NULL)) {
                 pr_err("%s: ERROR: timer memory alloc failed \n", __func__);
                 return -ENOMEM;
         }
         priv->tm->freq = tmrate;
 
-        /* Test if the HW timer can be actually used.
-         * In case of failure continue with no timer. */
+        /* Test if the external timer can be actually used.
+         * In case of failure continue without timer. */
         if (unlikely((stmmac_open_ext_timer(dev, priv->tm)) < 0)) {
-                pr_warning("stmmaceth: cannot attach the HW timer\n");
+                pr_warning("stmmaceth: cannot attach the external timer.\n");
                 tmrate = 0;
                 priv->tm->freq = 0;
                 priv->tm->timer_start = stmmac_no_timer_started;
                 priv->tm->timer_stop = stmmac_no_timer_stopped;
-        }
+        } else
+                priv->tm->enable = 1;
 #endif
 
         /* Create and initialize the TX/RX descriptors chains. */
@@ -1322,9 +1325,11 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
 
         /* Interrupt on completition only for the latest segment */
         priv->mac_type->ops->close_tx_desc(desc);
+
 #ifdef CONFIG_STMMAC_TIMER
-        /* Clean IC while using timers */
-        priv->mac_type->ops->clear_tx_ic(desc);
+        /* Clean IC while using timer */
+        if (likely(priv->tm->enable))
+                priv->mac_type->ops->clear_tx_ic(desc);
 #endif
         /* To avoid raise condition */
         priv->mac_type->ops->set_tx_owner(first);
@@ -2028,7 +2033,8 @@ static int stmmac_suspend(struct platform_device *pdev, pm_message_t state)
 
 #ifdef CONFIG_STMMAC_TIMER
                 priv->tm->timer_stop();
-                dis_ic = 1;
+                if (likely(priv->tm->enable))
+                        dis_ic = 1;
 #endif
                 napi_disable(&priv->napi);
 
diff --git a/drivers/net/stmmac/stmmac_timer.c b/drivers/net/stmmac/stmmac_timer.c
index b838c6582077..679f61ffb1f8 100644
--- a/drivers/net/stmmac/stmmac_timer.c
+++ b/drivers/net/stmmac/stmmac_timer.c
@@ -63,7 +63,7 @@ int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm)
 
         stmmac_rtc = rtc_class_open(CONFIG_RTC_HCTOSYS_DEVICE);
         if (stmmac_rtc == NULL) {
-                pr_error("open rtc device failed\n");
+                pr_err("open rtc device failed\n");
                 return -ENODEV;
         }
 
@@ -71,7 +71,7 @@ int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm)
 
         /* Periodic mode is not supported */
         if ((rtc_irq_set_freq(stmmac_rtc, &stmmac_task, tm->freq) < 0)) {
-                pr_error("set periodic failed\n");
+                pr_err("set periodic failed\n");
                 rtc_irq_unregister(stmmac_rtc, &stmmac_task);
                 rtc_class_close(stmmac_rtc);
                 return -1;
diff --git a/drivers/net/stmmac/stmmac_timer.h b/drivers/net/stmmac/stmmac_timer.h
index f795cae33725..6863590d184b 100644
--- a/drivers/net/stmmac/stmmac_timer.h
+++ b/drivers/net/stmmac/stmmac_timer.h
@@ -26,6 +26,7 @@ struct stmmac_timer {
         void (*timer_start) (unsigned int new_freq);
         void (*timer_stop) (void);
         unsigned int freq;
+        unsigned int enable;
 };
 
 /* Open the HW timer device and return 0 in case of success */
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index fa4e58196c21..43bc3fcc0d85 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -378,7 +378,7 @@ static void dbg_dump(int line_count, const char *func_name, unsigned char *buf,
 }
 
 #define DUMP(buf_, len_)        \
-        dbg_dump(__LINE__, __func__, buf_, len_)
+        dbg_dump(__LINE__, __func__, (unsigned char *)buf_, len_)
 
 #define DUMP1(buf_, len_)                       \
         do {                                    \
@@ -1363,7 +1363,7 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp)
         /* reset the rts and dtr */
         /* do the actual close */
         serial->open_count--;
-        kref_put(&serial->parent->ref, hso_serial_ref_free);
+
         if (serial->open_count <= 0) {
                 serial->open_count = 0;
                 spin_lock_irq(&serial->serial_lock);
@@ -1383,6 +1383,8 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp)
                 usb_autopm_put_interface(serial->parent->interface);
 
         mutex_unlock(&serial->parent->mutex);
+
+        kref_put(&serial->parent->ref, hso_serial_ref_free);
 }
 
 /* close the requested serial port */
@@ -1527,7 +1529,7 @@ static void tiocmget_intr_callback(struct urb *urb)
                 dev_warn(&usb->dev,
                          "hso received invalid serial state notification\n");
                 DUMP(serial_state_notification,
-                     sizeof(hso_serial_state_notifation))
+                     sizeof(struct hso_serial_state_notification));
         } else {
 
                 UART_state_bitmap = le16_to_cpu(serial_state_notification->
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index ade5b344f75d..52af5017c46b 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -210,32 +210,29 @@ rx_drop:
 static struct net_device_stats *veth_get_stats(struct net_device *dev)
 {
         struct veth_priv *priv;
-        struct net_device_stats *dev_stats;
         int cpu;
-        struct veth_net_stats *stats;
+        struct veth_net_stats *stats, total = {0};
 
         priv = netdev_priv(dev);
-        dev_stats = &dev->stats;
-
-        dev_stats->rx_packets = 0;
-        dev_stats->tx_packets = 0;
-        dev_stats->rx_bytes = 0;
-        dev_stats->tx_bytes = 0;
-        dev_stats->tx_dropped = 0;
-        dev_stats->rx_dropped = 0;
 
-        for_each_online_cpu(cpu) {
+        for_each_possible_cpu(cpu) {
                 stats = per_cpu_ptr(priv->stats, cpu);
 
-                dev_stats->rx_packets += stats->rx_packets;
-                dev_stats->tx_packets += stats->tx_packets;
-                dev_stats->rx_bytes += stats->rx_bytes;
-                dev_stats->tx_bytes += stats->tx_bytes;
-                dev_stats->tx_dropped += stats->tx_dropped;
-                dev_stats->rx_dropped += stats->rx_dropped;
+                total.rx_packets += stats->rx_packets;
+                total.tx_packets += stats->tx_packets;
+                total.rx_bytes   += stats->rx_bytes;
+                total.tx_bytes   += stats->tx_bytes;
+                total.tx_dropped += stats->tx_dropped;
+                total.rx_dropped += stats->rx_dropped;
         }
-
-        return dev_stats;
+        dev->stats.rx_packets = total.rx_packets;
+        dev->stats.tx_packets = total.tx_packets;
+        dev->stats.rx_bytes   = total.rx_bytes;
+        dev->stats.tx_bytes   = total.tx_bytes;
+        dev->stats.tx_dropped = total.tx_dropped;
+        dev->stats.rx_dropped = total.rx_dropped;
+
+        return &dev->stats;
 }
 
 static int veth_open(struct net_device *dev)
diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c
index e2c33c06190b..8e25ca7080c7 100644
--- a/drivers/net/wan/cosa.c
+++ b/drivers/net/wan/cosa.c
@@ -907,6 +907,7 @@ static ssize_t cosa_write(struct file *file,
                         current->state = TASK_RUNNING;
                         chan->tx_status = 1;
                         spin_unlock_irqrestore(&cosa->lock, flags);
+                        up(&chan->wsem);
                         return -ERESTARTSYS;
                 }
         }
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 52bed89063d4..43d2be9867fc 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1555,6 +1555,8 @@ void ath_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
                 BIT(NL80211_IFTYPE_ADHOC) |
                 BIT(NL80211_IFTYPE_MESH_POINT);
 
+        hw->wiphy->ps_default = false;
+
         hw->queues = 4;
         hw->max_rates = 4;
         hw->channel_change_time = 5000;
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index cd2e18778f81..0a474568b003 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -893,7 +893,6 @@ struct sctp_transport {
          */
         /* RTO         : The current retransmission timeout value.  */
         unsigned long rto;
-        unsigned long last_rto;
 
         __u32 rtt;              /* This is the most recent RTT.  */
 
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 6eb8d47cbf3a..6e79e96cb4f2 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -363,6 +363,7 @@ struct pktgen_dev {
                                   * device name (not when the inject is
                                   * started as it used to do.)
                                   */
+        char odevname[32];
         struct flow_state *flows;
         unsigned cflows;        /* Concurrent flows (config) */
         unsigned lflow;         /* Flow length  (config) */
@@ -426,7 +427,7 @@ static const char version[] =
 static int pktgen_remove_device(struct pktgen_thread *t, struct pktgen_dev *i);
 static int pktgen_add_device(struct pktgen_thread *t, const char *ifname);
 static struct pktgen_dev *pktgen_find_dev(struct pktgen_thread *t,
-                                          const char *ifname);
+                                          const char *ifname, bool exact);
 static int pktgen_device_event(struct notifier_block *, unsigned long, void *);
 static void pktgen_run_all_threads(void);
 static void pktgen_reset_all_threads(void);
@@ -528,7 +529,7 @@ static int pktgen_if_show(struct seq_file *seq, void *v)
         seq_printf(seq,
                    "     frags: %d  delay: %llu  clone_skb: %d  ifname: %s\n",
                    pkt_dev->nfrags, (unsigned long long) pkt_dev->delay,
-                   pkt_dev->clone_skb, pkt_dev->odev->name);
+                   pkt_dev->clone_skb, pkt_dev->odevname);
 
         seq_printf(seq, "     flows: %u flowlen: %u\n", pkt_dev->cflows,
                    pkt_dev->lflow);
@@ -1688,13 +1689,13 @@ static int pktgen_thread_show(struct seq_file *seq, void *v)
         if_lock(t);
         list_for_each_entry(pkt_dev, &t->if_list, list)
                 if (pkt_dev->running)
-                        seq_printf(seq, "%s ", pkt_dev->odev->name);
+                        seq_printf(seq, "%s ", pkt_dev->odevname);
 
         seq_printf(seq, "\nStopped: ");
 
         list_for_each_entry(pkt_dev, &t->if_list, list)
                 if (!pkt_dev->running)
-                        seq_printf(seq, "%s ", pkt_dev->odev->name);
+                        seq_printf(seq, "%s ", pkt_dev->odevname);
 
         if (t->result[0])
                 seq_printf(seq, "\nResult: %s\n", t->result);
@@ -1817,9 +1818,10 @@ static struct pktgen_dev *__pktgen_NN_threads(const char *ifname, int remove)
 {
         struct pktgen_thread *t;
         struct pktgen_dev *pkt_dev = NULL;
+        bool exact = (remove == FIND);
 
         list_for_each_entry(t, &pktgen_threads, th_list) {
-                pkt_dev = pktgen_find_dev(t, ifname);
+                pkt_dev = pktgen_find_dev(t, ifname, exact);
                 if (pkt_dev) {
                         if (remove) {
                                 if_lock(t);
@@ -1994,7 +1996,7 @@ static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
                        "queue_map_min (zero-based) (%d) exceeds valid range "
                        "[0 - %d] for (%d) queues on %s, resetting\n",
                        pkt_dev->queue_map_min, (ntxq ?: 1) - 1, ntxq,
-                       pkt_dev->odev->name);
+                       pkt_dev->odevname);
                 pkt_dev->queue_map_min = ntxq - 1;
         }
         if (pkt_dev->queue_map_max >= ntxq) {
@@ -2002,7 +2004,7 @@ static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
                        "queue_map_max (zero-based) (%d) exceeds valid range "
                        "[0 - %d] for (%d) queues on %s, resetting\n",
                        pkt_dev->queue_map_max, (ntxq ?: 1) - 1, ntxq,
-                       pkt_dev->odev->name);
+                       pkt_dev->odevname);
                 pkt_dev->queue_map_max = ntxq - 1;
         }
 
@@ -3262,7 +3264,7 @@ static int pktgen_stop_device(struct pktgen_dev *pkt_dev)
 
         if (!pkt_dev->running) {
                 printk(KERN_WARNING "pktgen: interface: %s is already "
-                       "stopped\n", pkt_dev->odev->name);
+                       "stopped\n", pkt_dev->odevname);
                 return -EINVAL;
         }
 
@@ -3464,7 +3466,7 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev)
         default: /* Drivers are not supposed to return other values! */
                 if (net_ratelimit())
                         pr_info("pktgen: %s xmit error: %d\n",
-                                odev->name, ret);
+                                pkt_dev->odevname, ret);
                 pkt_dev->errors++;
                 /* fallthru */
         case NETDEV_TX_LOCKED:
@@ -3566,13 +3568,18 @@ static int pktgen_thread_worker(void *arg)
 }
 
 static struct pktgen_dev *pktgen_find_dev(struct pktgen_thread *t,
-                                          const char *ifname)
+                                          const char *ifname, bool exact)
 {
         struct pktgen_dev *p, *pkt_dev = NULL;
-        if_lock(t);
+        size_t len = strlen(ifname);
 
+        if_lock(t);
         list_for_each_entry(p, &t->if_list, list)
-                if (strncmp(p->odev->name, ifname, IFNAMSIZ) == 0) {
+                if (strncmp(p->odevname, ifname, len) == 0) {
+                        if (p->odevname[len]) {
+                                if (exact || p->odevname[len] != '@')
+                                        continue;
+                        }
                         pkt_dev = p;
                         break;
                 }
@@ -3628,6 +3635,7 @@ static int pktgen_add_device(struct pktgen_thread *t, const char *ifname)
         if (!pkt_dev)
                 return -ENOMEM;
 
+        strcpy(pkt_dev->odevname, ifname);
         pkt_dev->flows = vmalloc(MAX_CFLOWS * sizeof(struct flow_state));
         if (pkt_dev->flows == NULL) {
                 kfree(pkt_dev);
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 575f9bd51ccd..d3fe10be7219 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -563,7 +563,7 @@ out_oversize:
                 printk(KERN_INFO "Oversized IP packet from %pI4.\n",
                         &qp->saddr);
 out_fail:
-        IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_REASMFAILS);
+        IP_INC_STATS_BH(net, IPSTATS_MIB_REASMFAILS);
         return err;
 }
 
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index b09948ceec4a..206fd82f0c76 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -173,12 +173,14 @@ static void sta_addba_resp_timer_expired(unsigned long data)
 
         /* check if the TID waits for addBA response */
         spin_lock_bh(&sta->lock);
-        if (!(*state & HT_ADDBA_REQUESTED_MSK)) {
+        if ((*state & (HT_ADDBA_REQUESTED_MSK | HT_ADDBA_RECEIVED_MSK)) !=
+                                                HT_ADDBA_REQUESTED_MSK) {
                 spin_unlock_bh(&sta->lock);
                 *state = HT_AGG_STATE_IDLE;
 #ifdef CONFIG_MAC80211_HT_DEBUG
                 printk(KERN_DEBUG "timer expired on tid %d but we are not "
-                                "expecting addBA response there", tid);
+                                "(or no longer) expecting addBA response there",
+                        tid);
 #endif
                 return;
         }
@@ -666,21 +668,21 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
 
         state = &sta->ampdu_mlme.tid_state_tx[tid];
 
-        del_timer_sync(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
-
         spin_lock_bh(&sta->lock);
 
         if (!(*state & HT_ADDBA_REQUESTED_MSK))
-                goto timer_still_needed;
+                goto out;
 
         if (mgmt->u.action.u.addba_resp.dialog_token !=
                 sta->ampdu_mlme.tid_tx[tid]->dialog_token) {
 #ifdef CONFIG_MAC80211_HT_DEBUG
                 printk(KERN_DEBUG "wrong addBA response token, tid %d\n", tid);
 #endif /* CONFIG_MAC80211_HT_DEBUG */
-                goto timer_still_needed;
+                goto out;
         }
 
+        del_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
+
 #ifdef CONFIG_MAC80211_HT_DEBUG
         printk(KERN_DEBUG "switched off addBA timer for tid %d \n", tid);
 #endif /* CONFIG_MAC80211_HT_DEBUG */
@@ -699,10 +701,6 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
                 ___ieee80211_stop_tx_ba_session(sta, tid, WLAN_BACK_INITIATOR);
         }
 
-        goto out;
-
- timer_still_needed:
-        add_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
  out:
         spin_unlock_bh(&sta->lock);
 }
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 588005c84a6d..a910bf1f092f 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -662,6 +662,14 @@ struct ieee80211_local {
         bool suspended;
 
         /*
+         * Resuming is true while suspended, but when we're reprogramming the
+         * hardware -- at that time it's allowed to use ieee80211_queue_work()
+         * again even though some other parts of the stack are still suspended
+         * and we still drop received frames to avoid waking the stack.
+         */
+        bool resuming;
+
+        /*
          * quiescing is true during the suspend process _only_ to
          * ease timer cancelling etc.
          */
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index aeb65b3d2295..e6c08da8da26 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -520,9 +520,9 @@ EXPORT_SYMBOL_GPL(ieee80211_iterate_active_interfaces_atomic);
  */
 static bool ieee80211_can_queue_work(struct ieee80211_local *local)
 {
-        if (WARN(local->suspended, "queueing ieee80211 work while "
-                 "going to suspend\n"))
-                return false;
+        if (WARN(local->suspended && !local->resuming,
+                 "queueing ieee80211 work while going to suspend\n"))
+                return false;
 
         return true;
 }
@@ -1025,13 +1025,9 @@ int ieee80211_reconfig(struct ieee80211_local *local)
         struct sta_info *sta;
         unsigned long flags;
         int res;
-        bool from_suspend = local->suspended;
 
-        /*
-         * We're going to start the hardware, at that point
-         * we are no longer suspended and can RX frames.
-         */
-        local->suspended = false;
+        if (local->suspended)
+                local->resuming = true;
 
         /* restart hardware */
         if (local->open_count) {
@@ -1129,11 +1125,14 @@ int ieee80211_reconfig(struct ieee80211_local *local)
          * If this is for hw restart things are still running.
          * We may want to change that later, however.
          */
-        if (!from_suspend)
+        if (!local->suspended)
                 return 0;
 
 #ifdef CONFIG_PM
+        /* first set suspended false, then resuming */
         local->suspended = false;
+        mb();
+        local->resuming = false;
 
         list_for_each_entry(sdata, &local->interfaces, list) {
                 switch(sdata->vif.type) {
diff --git a/net/netfilter/nf_log.c b/net/netfilter/nf_log.c
index c93494fef8ef..d65d3481919c 100644
--- a/net/netfilter/nf_log.c
+++ b/net/netfilter/nf_log.c
@@ -128,9 +128,8 @@ EXPORT_SYMBOL(nf_log_packet);
 
 #ifdef CONFIG_PROC_FS
 static void *seq_start(struct seq_file *seq, loff_t *pos)
-        __acquires(RCU)
 {
-        rcu_read_lock();
+        mutex_lock(&nf_log_mutex);
 
         if (*pos >= ARRAY_SIZE(nf_loggers))
                 return NULL;
@@ -149,9 +148,8 @@ static void *seq_next(struct seq_file *s, void *v, loff_t *pos)
 }
 
 static void seq_stop(struct seq_file *s, void *v)
-        __releases(RCU)
 {
-        rcu_read_unlock();
+        mutex_unlock(&nf_log_mutex);
 }
 
 static int seq_show(struct seq_file *s, void *v)
@@ -161,7 +159,7 @@ static int seq_show(struct seq_file *s, void *v)
         struct nf_logger *t;
         int ret;
 
-        logger = rcu_dereference(nf_loggers[*pos]);
+        logger = nf_loggers[*pos];
 
         if (!logger)
                 ret = seq_printf(s, "%2lld NONE (", *pos);
@@ -171,22 +169,16 @@ static int seq_show(struct seq_file *s, void *v)
         if (ret < 0)
                 return ret;
 
-        mutex_lock(&nf_log_mutex);
         list_for_each_entry(t, &nf_loggers_l[*pos], list[*pos]) {
                 ret = seq_printf(s, "%s", t->name);
-                if (ret < 0) {
-                        mutex_unlock(&nf_log_mutex);
+                if (ret < 0)
                         return ret;
-                }
                 if (&t->list[*pos] != nf_loggers_l[*pos].prev) {
                         ret = seq_printf(s, ",");
-                        if (ret < 0) {
-                                mutex_unlock(&nf_log_mutex);
+                        if (ret < 0)
                                 return ret;
-                        }
                 }
         }
-        mutex_unlock(&nf_log_mutex);
 
         return seq_printf(s, ")\n");
 }
diff --git a/net/netfilter/xt_limit.c b/net/netfilter/xt_limit.c
index 2e8089ecd0af..2773be6a71dd 100644
--- a/net/netfilter/xt_limit.c
+++ b/net/netfilter/xt_limit.c
@@ -112,7 +112,7 @@ static bool limit_mt_check(const struct xt_mtchk_param *par)
 
         priv = kmalloc(sizeof(*priv), GFP_KERNEL);
         if (priv == NULL)
-                return -ENOMEM;
+                return false;
 
         /* For SMP, we only want to use one set of state. */
         r->master = priv;
diff --git a/net/netfilter/xt_osf.c b/net/netfilter/xt_osf.c
index 63e190504656..4d1a41bbd5d7 100644
--- a/net/netfilter/xt_osf.c
+++ b/net/netfilter/xt_osf.c
@@ -118,7 +118,7 @@ static int xt_osf_remove_callback(struct sock *ctnl, struct sk_buff *skb,
 {
         struct xt_osf_user_finger *f;
         struct xt_osf_finger *sf;
-        int err = ENOENT;
+        int err = -ENOENT;
 
         if (!osf_attrs[OSF_ATTR_FINGER])
                 return -EINVAL;
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index ba2efb960c60..a001f7c1f711 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -1189,6 +1189,7 @@ static long rfkill_fop_ioctl(struct file *file, unsigned int cmd,
 #endif
 
 static const struct file_operations rfkill_fops = {
+        .owner          = THIS_MODULE,
         .open           = rfkill_fop_open,
         .read           = rfkill_fop_read,
         .write          = rfkill_fop_write,
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
index c9f20e28521b..23e5e97aa617 100644
--- a/net/sctp/outqueue.c
+++ b/net/sctp/outqueue.c
@@ -423,16 +423,6 @@ void sctp_retransmit_mark(struct sctp_outq *q,
                 if ((reason == SCTP_RTXR_FAST_RTX  &&
                             (chunk->fast_retransmit == SCTP_NEED_FRTX)) ||
                     (reason != SCTP_RTXR_FAST_RTX  && !chunk->tsn_gap_acked)) {
-                        /* If this chunk was sent less then 1 rto ago, do not
-                         * retransmit this chunk, but give the peer time
-                         * to acknowlege it.  Do this only when
-                         * retransmitting due to T3 timeout.
-                         */
-                        if (reason == SCTP_RTXR_T3_RTX &&
-                            time_before(jiffies, chunk->sent_at +
-                                                 transport->last_rto))
-                                continue;
-
                         /* RFC 2960 6.2.1 Processing a Received SACK
                          *
                          * C) Any time a DATA chunk is marked for
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 8674d4919556..efa516b47e81 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -480,7 +480,6 @@ static void sctp_do_8_2_transport_strike(struct sctp_association *asoc,
          * that indicates that we have an outstanding HB.
          */
         if (!is_hb || transport->hb_sent) {
-                transport->last_rto = transport->rto;
                 transport->rto = min((transport->rto * 2), transport->asoc->rto_max);
         }
 }
diff --git a/net/sctp/transport.c b/net/sctp/transport.c
index 3b141bb32faf..37a1184d789f 100644
--- a/net/sctp/transport.c
+++ b/net/sctp/transport.c
@@ -74,7 +74,7 @@ static struct sctp_transport *sctp_transport_init(struct sctp_transport *peer,
          * given destination transport address, set RTO to the protocol
          * parameter 'RTO.Initial'.
          */
-        peer->last_rto = peer->rto = msecs_to_jiffies(sctp_rto_initial);
+        peer->rto = msecs_to_jiffies(sctp_rto_initial);
         peer->rtt = 0;
         peer->rttvar = 0;
         peer->srtt = 0;
@@ -386,7 +386,6 @@ void sctp_transport_update_rto(struct sctp_transport *tp, __u32 rtt)
                 tp->rto = tp->asoc->rto_max;
 
         tp->rtt = rtt;
-        tp->last_rto = tp->rto;
 
         /* Reset rto_pending so that a new RTT measurement is started when a
          * new data chunk is sent.
@@ -602,7 +601,7 @@ void sctp_transport_reset(struct sctp_transport *t)
          */
         t->cwnd = min(4*asoc->pathmtu, max_t(__u32, 2*asoc->pathmtu, 4380));
         t->ssthresh = asoc->peer.i.a_rwnd;
-        t->last_rto = t->rto = asoc->rto_initial;
+        t->rto = asoc->rto_initial;
         t->rtt = 0;
         t->srtt = 0;
         t->rttvar = 0;