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

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (42 commits)
  b44: Fix wedge when using netconsole.
  wan: cosa: drop chan->wsem on error path
  ep93xx-eth: check for zero MAC address on probe, not on device open
  NET: smc91x: Fix irq flags
  smsc9420: prevent BUG() if ethtool is called with interface down
  r8169: restore mac addr in rtl8169_remove_one and rtl_shutdown
  ipv4: additional update of dev_net(dev) to struct *net in ip_fragment.c, NULL ptr OOPS
  e100: Use pci pool to work around GFP_ATOMIC order 5 memory allocation failure
  sctp: on T3_RTX retransmit all the in-flight chunks
  pktgen: Fix netdevice unregister
  macvlan: fix gso_max_size setting
  rfkill: fix miscdev ops
  ath9k: set ps_default as false
  hso: fix soft-lockup
  hso: fix debug routines
  pktgen: Fix device name compares
  stmmac: do not fail when the timer cannot be used.
  stmmac: fixed a compilation error when use the external timer
  netfilter: xt_limit: fix invalid return code in limit_mt_check()
  Au1x00: fix crash when trying register_netdev()
  ...

30 files changed, 303 insertions, 236 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;