Merge branch 'master' into devel

83 files changed, 781 insertions, 483 deletions

diff --git a/drivers/net/3c515.c b/drivers/net/3c515.c
index 3e00fa8ea65..4a7c32895be 100644
--- a/drivers/net/3c515.c
+++ b/drivers/net/3c515.c
@@ -832,7 +832,9 @@ static int corkscrew_open(struct net_device *dev)
 			skb_reserve(skb, 2);	/* Align IP on 16 byte boundaries */
 			vp->rx_ring[i].addr = isa_virt_to_bus(skb->data);
 		}
-		vp->rx_ring[i - 1].next = isa_virt_to_bus(&vp->rx_ring[0]);	/* Wrap the ring. */
+		if (i != 0)
+			vp->rx_ring[i - 1].next =
+				isa_virt_to_bus(&vp->rx_ring[0]);	/* Wrap the ring. */
 		outl(isa_virt_to_bus(&vp->rx_ring[0]), ioaddr + UpListPtr);
 	}
 	if (vp->full_bus_master_tx) {	/* Boomerang bus master Tx. */
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index c34aee91250..45675889850 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -235,6 +235,7 @@ enum vortex_chips {
 	CH_3C900B_FL,
 	CH_3C905_1,
 	CH_3C905_2,
+	CH_3C905B_TX,
 	CH_3C905B_1,
 
 	CH_3C905B_2,
@@ -307,6 +308,8 @@ static struct vortex_chip_info {
 	 PCI_USES_MASTER, IS_BOOMERANG|HAS_MII|EEPROM_RESET, 64, },
 	{"3c905 Boomerang 100baseT4",
 	 PCI_USES_MASTER, IS_BOOMERANG|HAS_MII|EEPROM_RESET, 64, },
+	{"3C905B-TX Fast Etherlink XL PCI",
+	 PCI_USES_MASTER, IS_CYCLONE|HAS_NWAY|HAS_HWCKSM|EXTRA_PREAMBLE, 128, },
 	{"3c905B Cyclone 100baseTx",
 	 PCI_USES_MASTER, IS_CYCLONE|HAS_NWAY|HAS_HWCKSM|EXTRA_PREAMBLE, 128, },
 
@@ -389,6 +392,7 @@ static struct pci_device_id vortex_pci_tbl[] = {
 	{ 0x10B7, 0x900A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C900B_FL },
 	{ 0x10B7, 0x9050, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C905_1 },
 	{ 0x10B7, 0x9051, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C905_2 },
+	{ 0x10B7, 0x9054, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C905B_TX },
 	{ 0x10B7, 0x9055, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C905B_1 },
 
 	{ 0x10B7, 0x9058, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C905B_2 },
@@ -2721,13 +2725,15 @@ dump_tx_ring(struct net_device *dev)
 				   &vp->tx_ring[vp->dirty_tx % TX_RING_SIZE]);
 			issue_and_wait(dev, DownStall);
 			for (i = 0; i < TX_RING_SIZE; i++) {
-				pr_err("  %d: @%p  length %8.8x status %8.8x\n", i,
-					   &vp->tx_ring[i],
+				unsigned int length;
+
 #if DO_ZEROCOPY
-					   le32_to_cpu(vp->tx_ring[i].frag[0].length),
+				length = le32_to_cpu(vp->tx_ring[i].frag[0].length);
 #else
-					   le32_to_cpu(vp->tx_ring[i].length),
+				length = le32_to_cpu(vp->tx_ring[i].length);
 #endif
+				pr_err("  %d: @%p  length %8.8x status %8.8x\n",
+					   i, &vp->tx_ring[i], length,
 					   le32_to_cpu(vp->tx_ring[i].status));
 			}
 			if (!stalled)
diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c
index 50efde11ea6..d0dbbf39349 100644
--- a/drivers/net/8139cp.c
+++ b/drivers/net/8139cp.c
@@ -515,7 +515,7 @@ rx_status_loop:
 		dma_addr_t mapping;
 		struct sk_buff *skb, *new_skb;
 		struct cp_desc *desc;
-		unsigned buflen;
+		const unsigned buflen = cp->rx_buf_sz;
 
 		skb = cp->rx_skb[rx_tail];
 		BUG_ON(!skb);
@@ -549,8 +549,7 @@ rx_status_loop:
 			pr_debug("%s: rx slot %d status 0x%x len %d\n",
 			       dev->name, rx_tail, status, len);
 
-		buflen = cp->rx_buf_sz + NET_IP_ALIGN;
-		new_skb = netdev_alloc_skb(dev, buflen);
+		new_skb = netdev_alloc_skb(dev, buflen + NET_IP_ALIGN);
 		if (!new_skb) {
 			dev->stats.rx_dropped++;
 			goto rx_next;
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 3ed49f1337c..985a0550c80 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -1727,12 +1727,14 @@ config KS8842
 	tristate "Micrel KSZ8842"
 	depends on HAS_IOMEM
 	help
-	  This platform driver is for Micrel KSZ8842 chip.
+	  This platform driver is for Micrel KSZ8842 / KS8842
+	  2-port ethernet switch chip (managed, VLAN, QoS).
 
 config KS8851
        tristate "Micrel KS8851 SPI"
        depends on SPI
        select MII
+	select CRC32
        help
          SPI driver for Micrel KS8851 SPI attached network chip.
 
diff --git a/drivers/net/arm/w90p910_ether.c b/drivers/net/arm/w90p910_ether.c
index 616fb7985a3..ddd231cb54b 100644
--- a/drivers/net/arm/w90p910_ether.c
+++ b/drivers/net/arm/w90p910_ether.c
@@ -1080,7 +1080,7 @@ static struct platform_driver w90p910_ether_driver = {
 	.probe		= w90p910_ether_probe,
 	.remove		= __devexit_p(w90p910_ether_remove),
 	.driver		= {
-		.name	= "w90p910-emc",
+		.name	= "nuc900-emc",
 		.owner	= THIS_MODULE,
 	},
 };
@@ -1101,5 +1101,5 @@ module_exit(w90p910_ether_exit);
 MODULE_AUTHOR("Wan ZongShun <mcuos.com@gmail.com>");
 MODULE_DESCRIPTION("w90p910 MAC driver!");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:w90p910-emc");
+MODULE_ALIAS("platform:nuc900-emc");
 
diff --git a/drivers/net/atl1c/atl1c_ethtool.c b/drivers/net/atl1c/atl1c_ethtool.c
index 607007d75b6..00d11b480af 100644
--- a/drivers/net/atl1c/atl1c_ethtool.c
+++ b/drivers/net/atl1c/atl1c_ethtool.c
@@ -232,11 +232,11 @@ static void atl1c_get_drvinfo(struct net_device *netdev,
 {
 	struct atl1c_adapter *adapter = netdev_priv(netdev);
 
-	strncpy(drvinfo->driver,  atl1c_driver_name, sizeof(drvinfo->driver));
-	strncpy(drvinfo->version, atl1c_driver_version,
+	strlcpy(drvinfo->driver,  atl1c_driver_name, sizeof(drvinfo->driver));
+	strlcpy(drvinfo->version, atl1c_driver_version,
 		sizeof(drvinfo->version));
-	strncpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
-	strncpy(drvinfo->bus_info, pci_name(adapter->pdev),
+	strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
+	strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 		sizeof(drvinfo->bus_info));
 	drvinfo->n_stats = 0;
 	drvinfo->testinfo_len = 0;
diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 94d7325caf4..8bca12f7139 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -3378,11 +3378,11 @@ static void atl1_get_drvinfo(struct net_device *netdev,
 {
 	struct atl1_adapter *adapter = netdev_priv(netdev);
 
-	strncpy(drvinfo->driver, ATLX_DRIVER_NAME, sizeof(drvinfo->driver));
-	strncpy(drvinfo->version, ATLX_DRIVER_VERSION,
+	strlcpy(drvinfo->driver, ATLX_DRIVER_NAME, sizeof(drvinfo->driver));
+	strlcpy(drvinfo->version, ATLX_DRIVER_VERSION,
 		sizeof(drvinfo->version));
-	strncpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
-	strncpy(drvinfo->bus_info, pci_name(adapter->pdev),
+	strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
+	strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 		sizeof(drvinfo->bus_info));
 	drvinfo->eedump_len = ATL1_EEDUMP_LEN;
 }
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index 36d4d377ec2..bafca672ea7 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -952,9 +952,10 @@ static int b44_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	int rc = NETDEV_TX_OK;
 	dma_addr_t mapping;
 	u32 len, entry, ctrl;
+	unsigned long flags;
 
 	len = skb->len;
-	spin_lock_irq(&bp->lock);
+	spin_lock_irqsave(&bp->lock, flags);
 
 	/* This is a hard error, log it. */
 	if (unlikely(TX_BUFFS_AVAIL(bp) < 1)) {
@@ -1027,7 +1028,7 @@ static int b44_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	dev->trans_start = jiffies;
 
 out_unlock:
-	spin_unlock_irq(&bp->lock);
+	spin_unlock_irqrestore(&bp->lock, flags);
 
 	return rc;
 
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index b70cc99962f..06b901152d4 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -399,9 +399,11 @@ static int bnx2_unregister_cnic(struct net_device *dev)
 	struct bnx2_napi *bnapi = &bp->bnx2_napi[0];
 	struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
 
+	mutex_lock(&bp->cnic_lock);
 	cp->drv_state = 0;
 	bnapi->cnic_present = 0;
 	rcu_assign_pointer(bp->cnic_ops, NULL);
+	mutex_unlock(&bp->cnic_lock);
 	synchronize_rcu();
 	return 0;
 }
@@ -429,13 +431,13 @@ bnx2_cnic_stop(struct bnx2 *bp)
 	struct cnic_ops *c_ops;
 	struct cnic_ctl_info info;
 
-	rcu_read_lock();
-	c_ops = rcu_dereference(bp->cnic_ops);
+	mutex_lock(&bp->cnic_lock);
+	c_ops = bp->cnic_ops;
 	if (c_ops) {
 		info.cmd = CNIC_CTL_STOP_CMD;
 		c_ops->cnic_ctl(bp->cnic_data, &info);
 	}
-	rcu_read_unlock();
+	mutex_unlock(&bp->cnic_lock);
 }
 
 static void
@@ -444,8 +446,8 @@ bnx2_cnic_start(struct bnx2 *bp)
 	struct cnic_ops *c_ops;
 	struct cnic_ctl_info info;
 
-	rcu_read_lock();
-	c_ops = rcu_dereference(bp->cnic_ops);
+	mutex_lock(&bp->cnic_lock);
+	c_ops = bp->cnic_ops;
 	if (c_ops) {
 		if (!(bp->flags & BNX2_FLAG_USING_MSIX)) {
 			struct bnx2_napi *bnapi = &bp->bnx2_napi[0];
@@ -455,7 +457,7 @@ bnx2_cnic_start(struct bnx2 *bp)
 		info.cmd = CNIC_CTL_START_CMD;
 		c_ops->cnic_ctl(bp->cnic_data, &info);
 	}
-	rcu_read_unlock();
+	mutex_unlock(&bp->cnic_lock);
 }
 
 #else
@@ -7663,6 +7665,9 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
 
 	spin_lock_init(&bp->phy_lock);
 	spin_lock_init(&bp->indirect_lock);
+#ifdef BCM_CNIC
+	mutex_init(&bp->cnic_lock);
+#endif
 	INIT_WORK(&bp->reset_task, bnx2_reset_task);
 
 	dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0);
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index f1edfaa9e56..a4f12fd0ecd 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -6902,6 +6902,7 @@ struct bnx2 {
 	u32			idle_chk_status_idx;
 
 #ifdef BCM_CNIC
+	struct mutex		cnic_lock;
 	struct cnic_eth_dev	cnic_eth_dev;
 #endif
 
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index 9e4283aff82..e1a4f821423 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -611,11 +611,18 @@ nla_put_failure:
 	return -EMSGSIZE;
 }
 
+static int can_newlink(struct net_device *dev,
+		       struct nlattr *tb[], struct nlattr *data[])
+{
+	return -EOPNOTSUPP;
+}
+
 static struct rtnl_link_ops can_link_ops __read_mostly = {
 	.kind		= "can",
 	.maxtype	= IFLA_CAN_MAX,
 	.policy		= can_policy,
 	.setup		= can_setup,
+	.newlink	= can_newlink,
 	.changelink	= can_changelink,
 	.fill_info	= can_fill_info,
 	.fill_xstats	= can_fill_xstats,
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 4869d77cbe9..74c342959b7 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -138,6 +138,16 @@ static struct cnic_dev *cnic_from_netdev(struct net_device *netdev)
 	return NULL;
 }
 
+static inline void ulp_get(struct cnic_ulp_ops *ulp_ops)
+{
+	atomic_inc(&ulp_ops->ref_count);
+}
+
+static inline void ulp_put(struct cnic_ulp_ops *ulp_ops)
+{
+	atomic_dec(&ulp_ops->ref_count);
+}
+
 static void cnic_ctx_wr(struct cnic_dev *dev, u32 cid_addr, u32 off, u32 val)
 {
 	struct cnic_local *cp = dev->cnic_priv;
@@ -358,6 +368,7 @@ int cnic_register_driver(int ulp_type, struct cnic_ulp_ops *ulp_ops)
 	}
 	read_unlock(&cnic_dev_lock);
 
+	atomic_set(&ulp_ops->ref_count, 0);
 	rcu_assign_pointer(cnic_ulp_tbl[ulp_type], ulp_ops);
 	mutex_unlock(&cnic_lock);
 
@@ -379,6 +390,8 @@ int cnic_register_driver(int ulp_type, struct cnic_ulp_ops *ulp_ops)
 int cnic_unregister_driver(int ulp_type)
 {
 	struct cnic_dev *dev;
+	struct cnic_ulp_ops *ulp_ops;
+	int i = 0;
 
 	if (ulp_type >= MAX_CNIC_ULP_TYPE) {
 		printk(KERN_ERR PFX "cnic_unregister_driver: Bad type %d\n",
@@ -386,7 +399,8 @@ int cnic_unregister_driver(int ulp_type)
 		return -EINVAL;
 	}
 	mutex_lock(&cnic_lock);
-	if (!cnic_ulp_tbl[ulp_type]) {
+	ulp_ops = cnic_ulp_tbl[ulp_type];
+	if (!ulp_ops) {
 		printk(KERN_ERR PFX "cnic_unregister_driver: Type %d has not "
 				    "been registered\n", ulp_type);
 		goto out_unlock;
@@ -411,6 +425,14 @@ int cnic_unregister_driver(int ulp_type)
 
 	mutex_unlock(&cnic_lock);
 	synchronize_rcu();
+	while ((atomic_read(&ulp_ops->ref_count) != 0) && (i < 20)) {
+		msleep(100);
+		i++;
+	}
+
+	if (atomic_read(&ulp_ops->ref_count) != 0)
+		printk(KERN_WARNING PFX "%s: Failed waiting for ref count to go"
+					" to zero.\n", dev->netdev->name);
 	return 0;
 
 out_unlock:
@@ -466,6 +488,7 @@ EXPORT_SYMBOL(cnic_register_driver);
 static int cnic_unregister_device(struct cnic_dev *dev, int ulp_type)
 {
 	struct cnic_local *cp = dev->cnic_priv;
+	int i = 0;
 
 	if (ulp_type >= MAX_CNIC_ULP_TYPE) {
 		printk(KERN_ERR PFX "cnic_unregister_device: Bad type %d\n",
@@ -486,6 +509,15 @@ static int cnic_unregister_device(struct cnic_dev *dev, int ulp_type)
 
 	synchronize_rcu();
 
+	while (test_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[ulp_type]) &&
+	       i < 20) {
+		msleep(100);
+		i++;
+	}
+	if (test_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[ulp_type]))
+		printk(KERN_WARNING PFX "%s: Failed waiting for ULP up call"
+					" to complete.\n", dev->netdev->name);
+
 	return 0;
 }
 EXPORT_SYMBOL(cnic_unregister_driver);
@@ -1076,18 +1108,23 @@ static void cnic_ulp_stop(struct cnic_dev *dev)
 	if (cp->cnic_uinfo)
 		cnic_send_nlmsg(cp, ISCSI_KEVENT_IF_DOWN, NULL);
 
-	rcu_read_lock();
 	for (if_type = 0; if_type < MAX_CNIC_ULP_TYPE; if_type++) {
 		struct cnic_ulp_ops *ulp_ops;
 
-		ulp_ops = rcu_dereference(cp->ulp_ops[if_type]);