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: (22 commits)
  gianfar: Fix potential oops during OF address translation
  fsl_pq_mdio: Fix kernel oops during OF address translation
  tcp: bind() fix when many ports are bound
  rdma: potential ERR_PTR dereference
  rtnetlink: potential ERR_PTR dereference
  net: ipv6 bind to device issue
  ipv6: allow to send packet after receiving ICMPv6 Too Big message with MTU field less than IPV6_MIN_MTU
  drivers/net/usb: Add new driver ipheth
  cxgb3: fix linkup issue
  X25 fix dead unaccepted sockets
  KS8851: NULL pointer dereference if list is empty
  net: 3c574_cs fix stats.tx_bytes counter
  xfrm6: ensure to use the same dev when building a bundle
  can: Fix possible NULL pointer dereference in ems_usb.c
  net: Fix an RCU warning in dev_pick_tx()
  ipv6: Fix tcp_v6_send_response transport header setting.
  bridge: add a missing ntohs()
  8139too: Fix a typo in the function name.
  mac80211: pass HT changes to driver when off channel
  mac80211: remove bogus TX agg state assignment
  ...

drivers/net/8139too.c

@@ -1944,7 +1944,7 @@ static int rtl8139_rx(struct net_device *dev, struct rtl8139_private *tp,
 		netif_dbg(tp, rx_status, dev, "%s() status %04x, size %04x, cur %04x\n",
 			  __func__, rx_status, rx_size, cur_rx);
 #if RTL8139_DEBUG > 2
-		print_dump_hex(KERN_DEBUG, "Frame contents: ",
+		print_hex_dump(KERN_DEBUG, "Frame contents: ",
 			       DUMP_PREFIX_OFFSET, 16, 1,
 			       &rx_ring[ring_offset], 70, true);
 #endif

drivers/net/Makefile

@@ -273,6 +273,7 @@ obj-$(CONFIG_USB_RTL8150)       += usb/
 obj-$(CONFIG_USB_HSO)		+= usb/
 obj-$(CONFIG_USB_USBNET)        += usb/
 obj-$(CONFIG_USB_ZD1201)        += usb/
+obj-$(CONFIG_USB_IPHETH)        += usb/
 
 obj-y += wireless/
 obj-$(CONFIG_NET_TULIP) += tulip/

drivers/net/can/usb/ems_usb.c

@@ -1006,7 +1006,7 @@ static int ems_usb_probe(struct usb_interface *intf,
 
 	netdev = alloc_candev(sizeof(struct ems_usb), MAX_TX_URBS);
 	if (!netdev) {
-		dev_err(netdev->dev.parent, "Couldn't alloc candev\n");
+		dev_err(&intf->dev, "ems_usb: Couldn't alloc candev\n");
 		return -ENOMEM;
 	}
 
@@ -1036,20 +1036,20 @@ static int ems_usb_probe(struct usb_interface *intf,
 
 	dev->intr_urb = usb_alloc_urb(0, GFP_KERNEL);
 	if (!dev->intr_urb) {
-		dev_err(netdev->dev.parent, "Couldn't alloc intr URB\n");
+		dev_err(&intf->dev, "Couldn't alloc intr URB\n");
 		goto cleanup_candev;
 	}
 
 	dev->intr_in_buffer = kzalloc(INTR_IN_BUFFER_SIZE, GFP_KERNEL);
 	if (!dev->intr_in_buffer) {
-		dev_err(netdev->dev.parent, "Couldn't alloc Intr buffer\n");
+		dev_err(&intf->dev, "Couldn't alloc Intr buffer\n");
 		goto cleanup_intr_urb;
 	}
 
 	dev->tx_msg_buffer = kzalloc(CPC_HEADER_SIZE +
 				     sizeof(struct ems_cpc_msg), GFP_KERNEL);
 	if (!dev->tx_msg_buffer) {
-		dev_err(netdev->dev.parent, "Couldn't alloc Tx buffer\n");
+		dev_err(&intf->dev, "Couldn't alloc Tx buffer\n");
 		goto cleanup_intr_in_buffer;
 	}
 

drivers/net/cxgb3/ael1002.c

@@ -934,7 +934,7 @@ static struct cphy_ops xaui_direct_ops = {
 int t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
 			    int phy_addr, const struct mdio_ops *mdio_ops)
 {
-	cphy_init(phy, adapter, MDIO_PRTAD_NONE, &xaui_direct_ops, mdio_ops,
+	cphy_init(phy, adapter, phy_addr, &xaui_direct_ops, mdio_ops,
 		  SUPPORTED_10000baseT_Full | SUPPORTED_AUI | SUPPORTED_TP,
 		  "10GBASE-CX4");
 	return 0;

drivers/net/fsl_pq_mdio.c

@@ -205,8 +205,6 @@ static int fsl_pq_mdio_find_free(struct mii_bus *new_bus)
 static u32 __iomem *get_gfar_tbipa(struct fsl_pq_mdio __iomem *regs, struct device_node *np)
 {
 	struct gfar __iomem *enet_regs;
-	u32 __iomem *ioremap_tbipa;
-	u64 addr, size;
 
 	/*
 	 * This is mildly evil, but so is our hardware for doing this.
@@ -220,9 +218,7 @@ static u32 __iomem *get_gfar_tbipa(struct fsl_pq_mdio __iomem *regs, struct devi
 		return &enet_regs->tbipa;
 	} else if (of_device_is_compatible(np, "fsl,etsec2-mdio") ||
 			of_device_is_compatible(np, "fsl,etsec2-tbi")) {
-		addr = of_translate_address(np, of_get_address(np, 1, &size, NULL));
-		ioremap_tbipa = ioremap(addr, size);
-		return ioremap_tbipa;
+		return of_iomap(np, 1);
 	} else
 		return NULL;
 }
@@ -279,6 +275,7 @@ static int fsl_pq_mdio_probe(struct of_device *ofdev,
 	u32 __iomem *tbipa;
 	struct mii_bus *new_bus;
 	int tbiaddr = -1;
+	const u32 *addrp;
 	u64 addr = 0, size = 0;
 	int err = 0;
 
@@ -297,8 +294,19 @@ static int fsl_pq_mdio_probe(struct of_device *ofdev,
 	new_bus->priv = priv;
 	fsl_pq_mdio_bus_name(new_bus->id, np);
 
+	addrp = of_get_address(np, 0, &size, NULL);
+	if (!addrp) {
+		err = -EINVAL;
+		goto err_free_bus;
+	}
+
 	/* Set the PHY base address */
-	addr = of_translate_address(np, of_get_address(np, 0, &size, NULL));
+	addr = of_translate_address(np, addrp);
+	if (addr == OF_BAD_ADDR) {
+		err = -EINVAL;
+		goto err_free_bus;
+	}
+
 	map = ioremap(addr, size);
 	if (!map) {
 		err = -ENOMEM;

drivers/net/gianfar.c

@@ -549,12 +549,8 @@ static int gfar_parse_group(struct device_node *np,
 		struct gfar_private *priv, const char *model)
 {
 	u32 *queue_mask;
-	u64 addr, size;
-
-	addr = of_translate_address(np,
-			of_get_address(np, 0, &size, NULL));
-	priv->gfargrp[priv->num_grps].regs = ioremap(addr, size);
 
+	priv->gfargrp[priv->num_grps].regs = of_iomap(np, 0);
 	if (!priv->gfargrp[priv->num_grps].regs)
 		return -ENOMEM;
 

drivers/net/ks8851.c

@@ -722,12 +722,14 @@ static void ks8851_tx_work(struct work_struct *work)
 		txb = skb_dequeue(&ks->txq);
 		last = skb_queue_empty(&ks->txq);
 
-		ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_SDA);
-		ks8851_wrpkt(ks, txb, last);
-		ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr);
-		ks8851_wrreg16(ks, KS_TXQCR, TXQCR_METFE);
+		if (txb != NULL) {
+			ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_SDA);
+			ks8851_wrpkt(ks, txb, last);
+			ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr);
+			ks8851_wrreg16(ks, KS_TXQCR, TXQCR_METFE);
 
-		ks8851_done_tx(ks, txb);
+			ks8851_done_tx(ks, txb);
+		}
 	}
 
 	mutex_unlock(&ks->lock);

drivers/net/pcmcia/3c574_cs.c

@@ -781,8 +781,13 @@ static netdev_tx_t el3_start_xmit(struct sk_buff *skb,
 		  inw(ioaddr + EL3_STATUS));
 
 	spin_lock_irqsave(&lp->window_lock, flags);
+
+	dev->stats.tx_bytes += skb->len;
+
+	/* Put out the doubleword header... */
 	outw(skb->len, ioaddr + TX_FIFO);
 	outw(0, ioaddr + TX_FIFO);
+	/* ... and the packet rounded to a doubleword. */
 	outsl(ioaddr + TX_FIFO, skb->data, (skb->len+3)>>2);
 
 	dev->trans_start = jiffies;
@@ -1021,8 +1026,6 @@ static void update_stats(struct net_device *dev)
 	/* BadSSD */				   inb(ioaddr + 12);
 	up					 = inb(ioaddr + 13);
 
-	dev->stats.tx_bytes 			+= tx + ((up & 0xf0) << 12);
-
 	EL3WINDOW(1);
 }
 

drivers/net/usb/Kconfig

@@ -385,4 +385,16 @@ config USB_CDC_PHONET
 	  cellular modem, as found on most Nokia handsets with the
 	  "PC suite" USB profile.
 
+config USB_IPHETH
+	tristate "Apple iPhone USB Ethernet driver"
+	default n
+	---help---
+	  Module used to share Internet connection (tethering) from your
+	  iPhone (Original, 3G and 3GS) to your system.
+	  Note that you need userspace libraries and programs that are needed
+	  to pair your device with your system and that understand the iPhone
+	  protocol.
+
+	  For more information: http://giagio.com/wiki/moin.cgi/iPhoneEthernetDriver
+
 endmenu

drivers/net/usb/Makefile

@@ -23,4 +23,5 @@ obj-$(CONFIG_USB_NET_MCS7830)	+= mcs7830.o
 obj-$(CONFIG_USB_USBNET)	+= usbnet.o
 obj-$(CONFIG_USB_NET_INT51X1)	+= int51x1.o
 obj-$(CONFIG_USB_CDC_PHONET)	+= cdc-phonet.o
+obj-$(CONFIG_USB_IPHETH)	+= ipheth.o
 

drivers/net/usb/ipheth.c

+/*
+ * ipheth.c - Apple iPhone USB Ethernet driver
+ *
+ * Copyright (c) 2009 Diego Giagio <diego@giagio.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of GIAGIO.COM nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * Alternatively, provided that this notice is retained in full, this
+ * software may be distributed under the terms of the GNU General
+ * Public License ("GPL") version 2, in which case the provisions of the
+ * GPL apply INSTEAD OF those given above.
+ *
+ * The provided data structures and external interfaces from this code
+ * are not restricted to be used by modules with a GPL compatible license.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ *
+ *
+ * Attention: iPhone device must be paired, otherwise it won't respond to our
+ * driver. For more info: http://giagio.com/wiki/moin.cgi/iPhoneEthernetDriver
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/usb.h>
+#include <linux/workqueue.h>
+
+#define USB_VENDOR_APPLE        0x05ac
+#define USB_PRODUCT_IPHONE      0x1290
+#define USB_PRODUCT_IPHONE_3G   0x1292
+#define USB_PRODUCT_IPHONE_3GS  0x1294
+
+#define IPHETH_USBINTF_CLASS    255
+#define IPHETH_USBINTF_SUBCLASS 253
+#define IPHETH_USBINTF_PROTO    1
+
+#define IPHETH_BUF_SIZE         1516
+#define IPHETH_TX_TIMEOUT       (5 * HZ)
+
+#define IPHETH_INTFNUM          2
+#define IPHETH_ALT_INTFNUM      1
+
+#define IPHETH_CTRL_ENDP        0x00
+#define IPHETH_CTRL_BUF_SIZE    0x40
+#define IPHETH_CTRL_TIMEOUT     (5 * HZ)
+
+#define IPHETH_CMD_GET_MACADDR   0x00
+#define IPHETH_CMD_CARRIER_CHECK 0x45
+
+#define IPHETH_CARRIER_CHECK_TIMEOUT round_jiffies_relative(1 * HZ)
+#define IPHETH_CARRIER_ON       0x04
+
+static struct usb_device_id ipheth_table[] = {
+	{ USB_DEVICE_AND_INTERFACE_INFO(
+		USB_VENDOR_APPLE, USB_PRODUCT_IPHONE,
+		IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+		IPHETH_USBINTF_PROTO) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(
+		USB_VENDOR_APPLE, USB_PRODUCT_IPHONE_3G,
+		IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+		IPHETH_USBINTF_PROTO) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(
+		USB_VENDOR_APPLE, USB_PRODUCT_IPHONE_3GS,
+		IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+		IPHETH_USBINTF_PROTO) },
+	{ }
+};
+MODULE_DEVICE_TABLE(usb, ipheth_table);
+
+struct ipheth_device {
+	struct usb_device *udev;
+	struct usb_interface *intf;
+	struct net_device *net;
+	struct sk_buff *tx_skb;
+	struct urb *tx_urb;
+	struct urb *rx_urb;
+	unsigned char *tx_buf;
+	unsigned char *rx_buf;
+	unsigned char *ctrl_buf;
+	u8 bulk_in;
+	u8 bulk_out;
+	struct delayed_work carrier_work;
+};
+
+static int ipheth_rx_submit(struct ipheth_device *dev, gfp_t mem_flags);
+
+static int ipheth_alloc_urbs(struct ipheth_device *iphone)
+{
+	struct urb *tx_urb = NULL;
+	struct urb *rx_urb = NULL;
+	u8 *tx_buf = NULL;
+	u8 *rx_buf = NULL;
+
+	tx_urb = usb_alloc_urb(0, GFP_KERNEL);
+	if (tx_urb == NULL)
+		goto error;
+
+	rx_urb = usb_alloc_urb(0, GFP_KERNEL);
+	if (rx_urb == NULL)
+		goto error;
+
+	tx_buf = usb_buffer_alloc(iphone->udev,
+				  IPHETH_BUF_SIZE,
+				  GFP_KERNEL,
+				  &tx_urb->transfer_dma);
+	if (tx_buf == NULL)
+		goto error;
+
+	rx_buf = usb_buffer_alloc(iphone->udev,
+				  IPHETH_BUF_SIZE,
+				  GFP_KERNEL,
+				  &rx_urb->transfer_dma);
+	if (rx_buf == NULL)
+		goto error;
+
+
+	iphone->tx_urb = tx_urb;
+	iphone->rx_urb = rx_urb;
+	iphone->tx_buf = tx_buf;
+	iphone->rx_buf = rx_buf;
+	return 0;
+
+error:
+	usb_buffer_free(iphone->udev, IPHETH_BUF_SIZE, rx_buf,
+			rx_urb->transfer_dma);
+	usb_buffer_free(iphone->udev, IPHETH_BUF_SIZE, tx_buf,
+			tx_urb->transfer_dma);
+	usb_free_urb(rx_urb);
+	usb_free_urb(tx_urb);
+	return -ENOMEM;
+}
+
+static void ipheth_free_urbs(struct ipheth_device *iphone)
+{
+	usb_buffer_free(iphone->udev, IPHETH_BUF_SIZE, iphone->rx_buf,
+			iphone->rx_urb->transfer_dma);
+	usb_buffer_free(iphone->udev, IPHETH_BUF_SIZE, iphone->tx_buf,
+			iphone->tx_urb->transfer_dma);
+	usb_free_urb(iphone->rx_urb);
+	usb_free_urb(iphone->tx_urb);
+}
+
+static void ipheth_kill_urbs(struct ipheth_device *dev)
+{
+	usb_kill_urb(dev->tx_urb);
+	usb_kill_urb(dev->rx_urb);
+}
+
+static void ipheth_rcvbulk_callback(struct urb *urb)
+{
+	struct ipheth_device *dev;
+	struct sk_buff *skb;
+	int status;
+	char *buf;
+	int len;
+
+	dev = urb->context;
+	if (dev == NULL)
+		return;
+
+	status = urb->status;
+	switch (status) {
+	case -ENOENT:
+	case -ECONNRESET:
+	case -ESHUTDOWN:
+		return;
+	case 0:
+		break;
+	default:
+		err("%s: urb status: %d", __func__, urb->status);
+		return;
+	}
+
+	len = urb->actual_length;
+	buf = urb->transfer_buffer;
+
+	skb = dev_alloc_skb(NET_IP_ALIGN + len);
+	if (!skb) {
+		err("%s: dev_alloc_skb: -ENOMEM", __func__);
+		dev->net->stats.rx_dropped++;
+		return;
+	}
+
+	skb_reserve(skb, NET_IP_ALIGN);
+	memcpy(skb_put(skb, len), buf + NET_IP_ALIGN, len - NET_IP_ALIGN);
+	skb->dev = dev->net;
+	skb->protocol = eth_type_trans(skb, dev->net);
+
+	dev->net->stats.rx_packets++;
+	dev->net->stats.rx_bytes += len;
+
+	netif_rx(skb);
+	ipheth_rx_submit(dev, GFP_ATOMIC);
+}
+
+static void ipheth_sndbulk_callback(struct urb *urb)
+{
+	struct ipheth_device *dev;
+
+	dev = urb->context;
+	if (dev == NULL)
+		return;
+
+	if (urb->status != 0 &&
+	    urb->status != -ENOENT &&
+	    urb->status != -ECONNRESET &&
+	    urb->status != -ESHUTDOWN)
+		err("%s: urb status: %d", __func__, urb->status);
+
+	dev_kfree_skb_irq(dev->tx_skb);
+	netif_wake_queue(dev->net);
+}
+
+static int ipheth_carrier_set(struct ipheth_device *dev)
+{
+	struct usb_device *udev = dev->udev;
+	int retval;
+
+	retval = usb_control_msg(udev,
+			usb_rcvctrlpipe(udev, IPHETH_CTRL_ENDP),
+			IPHETH_CMD_CARRIER_CHECK, /* request */
+			0xc0, /* request type */
+			0x00, /* value */
+			0x02, /* index */
+			dev->ctrl_buf, IPHETH_CTRL_BUF_SIZE,
+			IPHETH_CTRL_TIMEOUT);
+	if (retval < 0) {
+		err("%s: usb_control_msg: %d", __func__, retval);
+		return retval;
+	}
+
+	if (dev->ctrl_buf[0] == IPHETH_CARRIER_ON)
+		netif_carrier_on(dev->net);
+	else
+		netif_carrier_off(dev->net);
+
+	return 0;
+}
+
+static void ipheth_carrier_check_work(struct work_struct *work)
+{
+	struct ipheth_device *dev = container_of(work, struct ipheth_device,
+						 carrier_work.work);
+
+	ipheth_carrier_set(dev);
+	schedule_delayed_work(&dev->carrier_work, IPHETH_CARRIER_CHECK_TIMEOUT);
+}
+
+static int ipheth_get_macaddr(struct ipheth_device *dev)
+{
+	struct usb_device *udev = dev->udev;
+	struct net_device *net = dev->net;
+	int retval;
+
+	retval = usb_control_msg(udev,
+				 usb_rcvctrlpipe(udev, IPHETH_CTRL_ENDP),
+				 IPHETH_CMD_GET_MACADDR, /* request */
+				 0xc0, /* request type */
+				 0x00, /* value */
+				 0x02, /* index */
+				 dev->ctrl_buf,
+				 IPHETH_CTRL_BUF_SIZE,
+				 IPHETH_CTRL_TIMEOUT);
+	if (retval < 0) {
+		err("%s: usb_control_msg: %d", __func__, retval);
+	} else if (retval < ETH_ALEN) {
+		err("%s: usb_control_msg: short packet: %d bytes",
+			__func__, retval);
+		retval = -EINVAL;
+	} else {
+		memcpy(net->dev_addr, dev->ctrl_buf, ETH_ALEN);
+		retval = 0;
+	}
+
+	return retval;
+}
+
+static int ipheth_rx_submit(struct ipheth_device *dev, gfp_t mem_flags)
+{
+	struct usb_device *udev = dev->udev;
+	int retval;
+
+	usb_fill_bulk_urb(dev->rx_urb, udev,
+			  usb_rcvbulkpipe(udev, dev->bulk_in),
+			  dev->rx_buf, IPHETH_BUF_SIZE,
+			  ipheth_rcvbulk_callback,
+			  dev);
+	dev->rx_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+
+	retval = usb_submit_urb(dev->rx_urb, mem_flags);
+	if (retval)
+		err("%s: usb_submit_urb: %d", __func__, retval);
+	return retval;
+}
+
+static int ipheth_open(struct net_device *net)
+{
+	struct ipheth_device *dev = netdev_priv(net);
+	struct usb_device *udev = dev->udev;
+	int retval = 0;
+
+	usb_set_interface(udev, IPHETH_INTFNUM, IPHETH_ALT_INTFNUM);
+
+	retval = ipheth_carrier_set(dev);
+	if (retval)
+		return retval;
+
+	retval = ipheth_rx_submit(dev, GFP_KERNEL);
+	if (retval)
+		return retval;
+
+	schedule_delayed_work(&dev->carrier_work, IPHETH_CARRIER_CHECK_TIMEOUT);
+	netif_start_queue(net);
+	return retval;
+}
+
+static int ipheth_close(struct net_device *net)
+{
+	struct ipheth_device *dev = netdev_priv(net);
+
+	cancel_delayed_work_sync(&dev->carrier_work);
+	netif_stop_queue(net);
+	return 0;
+}
+
+static int ipheth_tx(struct sk_buff *skb, struct net_device *net)
+{
+	struct ipheth_device *dev = netdev_priv(net);
+	struct usb_device *udev = dev->udev;
+	int retval;
+
+	/* Paranoid */
+	if (skb->len > IPHETH_BUF_SIZE) {
+		WARN(1, "%s: skb too large: %d bytes", __func__, skb->len);
+		dev->net->stats.tx_dropped++;
+		dev_kfree_skb_irq(skb);
+		return NETDEV_TX_OK;
+	}
+
+	memcpy(dev->tx_buf, skb->data, skb->len);
+	if (skb->len < IPHETH_BUF_SIZE)
+		memset(dev->tx_buf + skb->len, 0, IPHETH_BUF_SIZE - skb->len);
+
+	usb_fill_bulk_urb(dev->tx_urb, udev,
+			  usb_sndbulkpipe(udev, dev->bulk_out),
+			  dev->tx_buf, IPHETH_BUF_SIZE,
+			  ipheth_sndbulk_callback,
+			  dev);
+	dev->tx_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+
+	retval = usb_submit_urb(dev->tx_urb, GFP_ATOMIC);
+	if (retval) {
+		err("%s: usb_submit_urb: %d", __func__, retval);
+		dev->net->stats.tx_errors++;
+		dev_kfree_skb_irq(skb);
+	} else {
+		dev->tx_skb = skb;
+
+		dev->net->stats.tx_packets++;
+		dev->net->stats.tx_bytes += skb->len;
+		netif_stop_queue(net);
+	}
+
+	return NETDEV_TX_OK;
+}
+
+static void ipheth_tx_timeout(struct net_device *net)
+{
+	struct ipheth_device *dev = netdev_priv(net);
+
+	err("%s: TX timeout", __func__);
+	dev->net->stats.tx_errors++;
+	usb_unlink_urb(dev->tx_urb);
+}
+
+static struct net_device_stats *ipheth_stats(struct net_device *net)
+{
+	struct ipheth_device *dev = netdev_priv(net);
+	return &dev->net->stats;
+}
+
+static u32 ipheth_ethtool_op_get_link(struct net_device *net)
+{
+	struct ipheth_device *dev = netdev_priv(net);
+	return netif_carrier_ok(dev->net);
+}
+
+static struct ethtool_ops ops = {
+	.get_link = ipheth_ethtool_op_get_link
+};
+
+static const struct net_device_ops ipheth_netdev_ops = {
+	.ndo_open = &ipheth_open,
+	.ndo_stop = &ipheth_close,
+	.ndo_start_xmit = &ipheth_tx,
+	.ndo_tx_timeout = &ipheth_tx_timeout,
+	.ndo_get_stats = &ipheth_stats,
+};
+
+static struct device_type ipheth_type = {
+	.name	= "wwan",
+};
+
+static int ipheth_probe(struct usb_interface *intf,
+			const struct usb_device_id *id)
+{
+	struct usb_device *udev = interface_to_usbdev(intf);
+	struct usb_host_interface *hintf;
+	struct usb_endpoint_descriptor *endp;
+	struct ipheth_device *dev;
+	struct net_device *netdev;
+	int i;
+	int retval;
+
+	netdev = alloc_etherdev(sizeof(struct ipheth_device));
+	if (!netdev)
+		return -ENOMEM;
+
+	netdev->netdev_ops = &ipheth_netdev_ops;
+	netdev->watchdog_timeo = IPHETH_TX_TIMEOUT;
+	strcpy(netdev->name, "wwan%d");
+
+	dev = netdev_priv(netdev);
+	dev->udev = udev;
+	dev->net = netdev;
+	dev->intf = intf;
+
+	/* Set up endpoints */
+	hintf = usb_altnum_to_altsetting(intf, IPHETH_ALT_INTFNUM);
+	if (hintf == NULL) {
+		retval = -ENODEV;
+		err("Unable to find alternate settings interface");
+		goto err_endpoints;
+	}
+
+	for (i = 0; i < hintf->desc.bNumEndpoints; i++) {
+		endp = &hintf->endpoint[i].desc;
+		if (usb_endpoint_is_bulk_in(endp))
+			dev->bulk_in = endp->bEndpointAddress;
+		else if (usb_endpoint_is_bulk_out(endp))
+			dev->bulk_out = endp->bEndpointAddress;
+	}
+	if (!(dev->bulk_in && dev->bulk_out)) {
+		retval = -ENODEV;
+		err("Unable to find endpoints");
+		goto err_endpoints;
+	}
+
+	dev->ctrl_buf = kmalloc(IPHETH_CTRL_BUF_SIZE, GFP_KERNEL);
+	if (dev->ctrl_buf == NULL) {
+		retval = -ENOMEM;
+		goto err_alloc_ctrl_buf;
+	}
+
+	retval = ipheth_get_macaddr(dev);
+	if (retval)
+		goto err_get_macaddr;
+
+	INIT_DELAYED_WORK(&dev->carrier_work, ipheth_carrier_check_work);
+
+	retval = ipheth_alloc_urbs(dev);
+	if (retval) {
+		err("error allocating urbs: %d", retval);
+		goto err_alloc_urbs;
+	}
+
+	usb_set_intfdata(intf, dev);
+
+	SET_NETDEV_DEV(netdev, &intf->dev);
+	SET_ETHTOOL_OPS(netdev, &ops);
+	SET_NETDEV_DEVTYPE(netdev, &ipheth_type);
+
+	retval = register_netdev(netdev);
+	if (retval) {
+		err("error registering netdev: %d", retval);
+		retval = -EIO;
+		goto err_register_netdev;
+	}
+
+	dev_info(&intf->dev, "Apple iPhone USB Ethernet device attached\n");
+	return 0;
+
+err_register_netdev:
+	ipheth_free_urbs(dev);
+err_alloc_urbs:
+err_get_macaddr:
+err_alloc_ctrl_buf:
+	kfree(dev->ctrl_buf);
+err_endpoints:
+	free_netdev(netdev);
+	return retval;
+}
+
+static void ipheth_disconnect(struct usb_interface *intf)
+{
+	struct ipheth_device *dev;
+
+	dev = usb_get_intfdata(intf);
+	if (dev != NULL) {
+		unregister_netdev(dev->net);
+		ipheth_kill_urbs(dev);
+		ipheth_free_urbs(dev);
+		kfree(dev->ctrl_buf);
+		free_netdev(dev->net);
+	}
+	usb_set_intfdata(intf, NULL);
+	dev_info(&intf->dev, "Apple iPhone USB Ethernet now disconnected\n");
+}
+
+static struct usb_driver ipheth_driver = {
+	.name =		"ipheth",
+	.probe =	ipheth_probe,
+	.disconnect =	ipheth_disconnect,
+	.id_table =	ipheth_table,
+};
+
+static int __init ipheth_init(void)
+{
+	int retval;
+
+	retval = usb_register(&ipheth_driver);
+	if (retval) {
+		err("usb_register failed: %d", retval);
+		return retval;
+	}
+	return 0;
+}
+
+static void __exit ipheth_exit(void)
+{
+	usb_deregister(&ipheth_driver);
+}
+
+module_init(ipheth_init);
+module_exit(ipheth_exit);
+
+MODULE_AUTHOR("Diego Giagio <diego@giagio.com>");
+MODULE_DESCRIPTION("Apple iPhone USB Ethernet driver");
+MODULE_LICENSE("Dual BSD/GPL");

drivers/net/wireless/iwlwifi/iwl-6000.c

@@ -259,7 +259,7 @@ static struct iwl_lib_ops iwl6000_lib = {
 			EEPROM_5000_REG_BAND_3_CHANNELS,
 			EEPROM_5000_REG_BAND_4_CHANNELS,
 			EEPROM_5000_REG_BAND_5_CHANNELS,
-			EEPROM_5000_REG_BAND_24_HT40_CHANNELS,
+			EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
 			EEPROM_5000_REG_BAND_52_HT40_CHANNELS
 		},
 		.verify_signature  = iwlcore_eeprom_verify_signature,
@@ -323,7 +323,7 @@ static struct iwl_lib_ops iwl6050_lib = {
 			EEPROM_5000_REG_BAND_3_CHANNELS,
 			EEPROM_5000_REG_BAND_4_CHANNELS,
 			EEPROM_5000_REG_BAND_5_CHANNELS,
-			EEPROM_5000_REG_BAND_24_HT40_CHANNELS,
+			EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
 			EEPROM_5000_REG_BAND_52_HT40_CHANNELS
 		},
 		.verify_signature  = iwlcore_eeprom_verify_signature,

drivers/net/wireless/iwlwifi/iwl-agn.c

@@ -3331,6 +3331,7 @@ static void iwl_cancel_deferred_work(struct iwl_priv *priv)
 
 	cancel_delayed_work_sync(&priv->init_alive_start);
 	cancel_delayed_work(&priv->scan_check);
+	cancel_work_sync(&priv->start_internal_scan);
 	cancel_delayed_work(&priv->alive_start);
 	cancel_work_sync(&priv->beacon_update);
 	del_timer_sync(&priv->statistics_periodic);

drivers/net/wireless/iwlwifi/iwl-core.c

@@ -3358,7 +3358,6 @@ static void iwl_force_rf_reset(struct iwl_priv *priv)
 	 */
 	IWL_DEBUG_INFO(priv, "perform radio reset.\n");
 	iwl_internal_short_hw_scan(priv);
-	return;
 }
 
 

drivers/net/wireless/iwlwifi/iwl-core.h

@@ -506,7 +506,7 @@ void iwl_init_scan_params(struct iwl_priv *priv);
 int iwl_scan_cancel(struct iwl_priv *priv);
 int iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
 int iwl_mac_hw_scan(struct ieee80211_hw *hw, struct cfg80211_scan_request *req);
-int iwl_internal_short_hw_scan(struct iwl_priv *priv);
+void iwl_internal_short_hw_scan(struct iwl_priv *priv);
 int iwl_force_reset(struct iwl_priv *priv, int mode);
 u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame,
 		       const u8 *ie, int ie_len, int left);

drivers/net/wireless/iwlwifi/iwl-dev.h

@@ -1296,6 +1296,7 @@ struct iwl_priv {
 	struct work_struct tt_work;
 	struct work_struct ct_enter;
 	struct work_struct ct_exit;
+	struct work_struct start_internal_scan;
 
 	struct tasklet_struct irq_tasklet;
 

drivers/net/wireless/iwlwifi/iwl-eeprom.h

@@ -203,6 +203,10 @@ struct iwl_eeprom_enhanced_txpwr {
 #define EEPROM_5000_REG_BAND_52_HT40_CHANNELS  ((0x92)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 22  bytes */
 
+/* 6000 regulatory - indirect access */
+#define EEPROM_6000_REG_BAND_24_HT40_CHANNELS  ((0x80)\
+		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 14  bytes */
+
 /* 6000 and up regulatory tx power - indirect access */
 /* max. elements per section */
 #define EEPROM_MAX_TXPOWER_SECTION_ELEMENTS	(8)

drivers/net/wireless/iwlwifi/iwl-scan.c

@@ -470,6 +470,8 @@ EXPORT_SYMBOL(iwl_init_scan_params);
 
 static int iwl_scan_initiate(struct iwl_priv *priv)
 {
+	WARN_ON(!mutex_is_locked(&priv->mutex));
+
 	IWL_DEBUG_INFO(priv, "Starting scan...\n");
 	set_bit(STATUS_SCANNING, &priv->status);
 	priv->is_internal_short_scan = false;
@@ -547,24 +549,31 @@ EXPORT_SYMBOL(iwl_mac_hw_scan);
  * internal short scan, this function should only been called while associated.
  * It will reset and tune the radio to prevent possible RF related problem
  */
-int iwl_internal_short_hw_scan(struct iwl_priv *priv)
+void iwl_internal_short_hw_scan(struct iwl_priv *priv)
 {
-	int ret = 0;
+	queue_work(priv->workqueue, &priv->start_internal_scan);
+}
+
+static void iwl_bg_start_internal_scan(struct work_struct *work)
+{
+	struct iwl_priv *priv =
+		container_of(work, struct iwl_priv, start_internal_scan);
+
+	mutex_lock(&priv->mutex);
 
 	if (!iwl_is_ready_rf(priv)) {
-		ret = -EIO;
 		IWL_DEBUG_SCAN(priv, "not ready or exit pending\n");
-		goto out;
+		goto unlock;
 	}
+
 	if (test_bit(STATUS_SCANNING, &priv->status)) {
 		IWL_DEBUG_SCAN(priv, "Scan already in progress.\n");
-		ret = -EAGAIN;
-		goto out;
+		goto unlock;
 	}
+
 	if (test_bit(STATUS_SCAN_ABORTING, &priv->status)) {
 		IWL_DEBUG_SCAN(priv, "Scan request while abort pending\n");
-		ret = -EAGAIN;
-		goto out;
+		goto unlock;
 	}
 
 	priv->scan_bands = 0;
@@ -577,9 +586,8 @@ int iwl_internal_short_hw_scan(struct iwl_priv *priv)
 	set_bit(STATUS_SCANNING, &priv->status);
 	priv->is_internal_short_scan = true;
 	queue_work(priv->workqueue, &priv->request_scan);
-
-out:
-	return ret;
+ unlock:
+	mutex_unlock(&priv->mutex);
 }
 EXPORT_SYMBOL(iwl_internal_short_hw_scan);
 
@@ -965,6 +973,7 @@ void iwl_setup_scan_deferred_work(struct iwl_priv *priv)
 	INIT_WORK(&priv->scan_completed, iwl_bg_scan_completed);
 	INIT_WORK(&priv->request_scan, iwl_bg_request_scan);
 	INIT_WORK(&priv->abort_scan, iwl_bg_abort_scan);
+	INIT_WORK(&priv->start_internal_scan, iwl_bg_start_internal_scan);
 	INIT_DELAYED_WORK(&priv->scan_check, iwl_bg_scan_check);
 }
 EXPORT_SYMBOL(iwl_setup_scan_deferred_work);

net/bridge/br_multicast.c

@@ -727,7 +727,7 @@ static int br_multicast_igmp3_report(struct net_bridge *br,
 		group = grec->grec_mca;
 		type = grec->grec_type;
 
-		len += grec->grec_nsrcs * 4;
+		len += ntohs(grec->grec_nsrcs) * 4;
 		if (!pskb_may_pull(skb, len))
 			return -EINVAL;
 

net/core/dev.c

@@ -1990,7 +1990,7 @@ static struct netdev_queue *dev_pick_tx(struct net_device *dev,
 				queue_index = skb_tx_hash(dev, skb);
 
 			if (sk) {
-				struct dst_entry *dst = rcu_dereference(sk->sk_dst_cache);
+				struct dst_entry *dst = rcu_dereference_bh(sk->sk_dst_cache);
 
 				if (dst && skb_dst(skb) == dst)
 					sk_tx_queue_set(sk, queue_index);

net/core/rtnetlink.c

@@ -1270,10 +1270,11 @@ static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
 			err = ops->newlink(net, dev, tb, data);
 		else
 			err = register_netdevice(dev);
-		if (err < 0 && !IS_ERR(dev)) {
+
+		if (err < 0 && !IS_ERR(dev))
 			free_netdev(dev);
+		if (err < 0)
 			goto out;
-		}
 
 		err = rtnl_configure_link(dev, ifm);
 		if (err < 0)

net/ipv4/inet_connection_sock.c

@@ -70,13 +70,17 @@ int inet_csk_bind_conflict(const struct sock *sk,
 		    (!sk->sk_bound_dev_if ||
 		     !sk2->sk_bound_dev_if ||
 		     sk->sk_bound_dev_if == sk2->sk_bound_dev_if)) {
+			const __be32 sk2_rcv_saddr = inet_rcv_saddr(sk2);
+
 			if (!reuse || !sk2->sk_reuse ||
 			    sk2->sk_state == TCP_LISTEN) {
-				const __be32 sk2_rcv_saddr = inet_rcv_saddr(sk2);
 				if (!sk2_rcv_saddr || !sk_rcv_saddr ||
 				    sk2_rcv_saddr == sk_rcv_saddr)
 					break;
-			}
+			} else if (reuse && sk2->sk_reuse &&
+				   sk2_rcv_saddr &&
+				   sk2_rcv_saddr == sk_rcv_saddr)
+				break;
 		}
 	}
 	return node != NULL;
@@ -120,9 +124,11 @@ int inet_csk_get_port(struct sock *sk, unsigned short snum)
 						smallest_size = tb->num_owners;
 						smallest_rover = rover;
 						if (atomic_read(&hashinfo->bsockets) > (high - low) + 1) {
-							spin_unlock(&head->lock);
-							snum = smallest_rover;
-							goto have_snum;
+							if (!inet_csk(sk)->icsk_af_ops->bind_conflict(sk, tb)) {
+								spin_unlock(&head->lock);
+								snum = smallest_rover;
+								goto have_snum;
+							}
 						}
 					}
 					goto next;

net/ipv6/inet6_connection_sock.c

@@ -42,11 +42,16 @@ int inet6_csk_bind_conflict(const struct sock *sk,
 		if (sk != sk2 &&
 		    (!sk->sk_bound_dev_if ||
 		     !sk2->sk_bound_dev_if ||
-		     sk->sk_bound_dev_if == sk2->sk_bound_dev_if) &&
-		    (!sk->sk_reuse || !sk2->sk_reuse ||
-		     sk2->sk_state == TCP_LISTEN) &&
-		     ipv6_rcv_saddr_equal(sk, sk2))
-			break;
+		     sk->sk_bound_dev_if == sk2->sk_bound_dev_if)) {
+			if ((!sk->sk_reuse || !sk2->sk_reuse ||
+			     sk2->sk_state == TCP_LISTEN) &&
+			     ipv6_rcv_saddr_equal(sk, sk2))
+				break;
+			else if (sk->sk_reuse && sk2->sk_reuse &&
+				!ipv6_addr_any(inet6_rcv_saddr(sk2)) &&
+				ipv6_rcv_saddr_equal(sk, sk2))
+				break;
+		}
 	}
 
 	return node != NULL;

net/ipv6/ip6_output.c

@@ -629,7 +629,7 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
 	/* We must not fragment if the socket is set to force MTU discovery
 	 * or if the skb it not generated by a local socket.
 	 */
-	if (!skb->local_df) {
+	if (!skb->local_df && skb->len > mtu) {
 		skb->dev = skb_dst(skb)->dev;
 		icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu);
 		IP6_INC_STATS(net, ip6_dst_idev(skb_dst(skb)),

net/ipv6/route.c

@@ -815,7 +815,7 @@ struct dst_entry * ip6_route_output(struct net *net, struct sock *sk,
 {
 	int flags = 0;
 
-	if (rt6_need_strict(&fl->fl6_dst))
+	if (fl->oif || rt6_need_strict(&fl->fl6_dst))
 		flags |= RT6_LOOKUP_F_IFACE;
 
 	if (!ipv6_addr_any(&fl->fl6_src))

net/ipv6/tcp_ipv6.c

@@ -1015,7 +1015,7 @@ static void tcp_v6_send_response(struct sk_buff *skb, u32 seq, u32 ack, u32 win,
 	skb_reserve(buff, MAX_HEADER + sizeof(struct ipv6hdr) + tot_len);
 
 	t1 = (struct tcphdr *) skb_push(buff, tot_len);
-	skb_reset_transport_header(skb);
+	skb_reset_transport_header(buff);
 
 	/* Swap the send and the receive. */
 	memset(t1, 0, sizeof(*t1));

net/ipv6/xfrm6_policy.c

@@ -124,7 +124,7 @@ static int xfrm6_fill_dst(struct xfrm_dst *xdst, struct net_device *dev,
 	xdst->u.dst.dev = dev;
 	dev_hold(dev);
 
-	xdst->u.rt6.rt6i_idev = in6_dev_get(rt->u.dst.dev);
+	xdst->u.rt6.rt6i_idev = in6_dev_get(dev);
 	if (!xdst->u.rt6.rt6i_idev)
 		return -ENODEV;
 

net/mac80211/agg-tx.c

@@ -184,7 +184,6 @@ static void sta_addba_resp_timer_expired(unsigned long data)
 		       HT_AGG_STATE_REQ_STOP_BA_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 "
 				"(or no longer) expecting addBA response there",

net/mac80211/mlme.c

@@ -168,6 +168,8 @@ static u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata,
 	ht_changed = conf_is_ht(&local->hw.conf) != enable_ht ||
 		     channel_type != local->hw.conf.channel_type;
 
+	if (local->tmp_channel)
+		local->tmp_channel_type = channel_type;
 	local->oper_channel_type = channel_type;
 
 	if (ht_changed) {

net/rds/rdma_transport.c

@@ -134,7 +134,7 @@ static int __init rds_rdma_listen_init(void)
 		ret = PTR_ERR(cm_id);
 		printk(KERN_ERR "RDS/RDMA: failed to setup listener, "
 		       "rdma_create_id() returned %d\n", ret);
-		goto out;
+		return ret;
 	}
 
 	sin.sin_family = AF_INET,

net/x25/af_x25.c

@@ -402,6 +402,7 @@ static void __x25_destroy_socket(struct sock *sk)
 			/*
 			 * Queue the unaccepted socket for death
 			 */
+			skb->sk->sk_state = TCP_LISTEN;
 			sock_set_flag(skb->sk, SOCK_DEAD);
 			x25_start_heartbeat(skb->sk);
 			x25_sk(skb->sk)->state = X25_STATE_0;