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: (31 commits)
  sctp: fix missing send up SCTP_SENDER_DRY_EVENT when subscribe it
  net: refine {udp|tcp|sctp}_mem limits
  vmxnet3: round down # of queues to power of two
  net: sh_eth: fix the parameter for the ETHER of SH7757
  net: sh_eth: fix cannot work half-duplex mode
  net: vlan: enable soft features regardless of underlying device
  vmxnet3: fix starving rx ring whenoc_skb kb fails
  bridge: Always flood broadcast packets
  greth: greth_set_mac_add would corrupt the MAC address.
  net: bind() fix error return on wrong address family
  natsemi: silence dma-debug warnings
  net: 8139too: Initial necessary vlan_features to support vlan
  Fix call trace when interrupts are disabled while sleeping function kzalloc is called
  qlge:Version change to v1.00.00.29
  qlge: Fix printk priority so chip fatal errors are always reported.
  qlge:Fix crash caused by mailbox execution on wedged chip.
  xfrm4: Don't call icmp_send on local error
  ipv4: Don't use ufo handling on later transformed packets
  xfrm: Remove family arg from xfrm_bundle_ok
  ipv6: Don't put artificial limit on routing table size.
  ...

37 files changed, 256 insertions, 165 deletions

diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c
index 98517a37347..e3bad8247fd 100644
--- a/drivers/net/8139too.c
+++ b/drivers/net/8139too.c
@@ -992,6 +992,7 @@ static int __devinit rtl8139_init_one (struct pci_dev *pdev,
 	 * features
 	 */
 	dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_HIGHDMA;
+	dev->vlan_features = dev->features;
 
 	dev->irq = pdev->irq;
 
diff --git a/drivers/net/bna/bnad.c b/drivers/net/bna/bnad.c
index 7d25a97d33f..44e219c910d 100644
--- a/drivers/net/bna/bnad.c
+++ b/drivers/net/bna/bnad.c
@@ -1111,7 +1111,7 @@ bnad_mbox_irq_alloc(struct bnad *bnad,
 		    struct bna_intr_info *intr_info)
 {
 	int 		err = 0;
-	unsigned long 	flags;
+	unsigned long 	irq_flags = 0, flags;
 	u32	irq;
 	irq_handler_t 	irq_handler;
 
@@ -1125,18 +1125,17 @@ bnad_mbox_irq_alloc(struct bnad *bnad,
 	if (bnad->cfg_flags & BNAD_CF_MSIX) {
 		irq_handler = (irq_handler_t)bnad_msix_mbox_handler;
 		irq = bnad->msix_table[bnad->msix_num - 1].vector;
-		flags = 0;
 		intr_info->intr_type = BNA_INTR_T_MSIX;
 		intr_info->idl[0].vector = bnad->msix_num - 1;
 	} else {
 		irq_handler = (irq_handler_t)bnad_isr;
 		irq = bnad->pcidev->irq;
-		flags = IRQF_SHARED;
+		irq_flags = IRQF_SHARED;
 		intr_info->intr_type = BNA_INTR_T_INTX;
 		/* intr_info->idl.vector = 0 ? */
 	}
 	spin_unlock_irqrestore(&bnad->bna_lock, flags);
-
+	flags = irq_flags;
 	sprintf(bnad->mbox_irq_name, "%s", BNAD_NAME);
 
 	/*
diff --git a/drivers/net/greth.c b/drivers/net/greth.c
index f181304a7ab..672f096fe09 100644
--- a/drivers/net/greth.c
+++ b/drivers/net/greth.c
@@ -1015,11 +1015,10 @@ static int greth_set_mac_add(struct net_device *dev, void *p)
 		return -EINVAL;
 
 	memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+	GRETH_REGSAVE(regs->esa_msb, dev->dev_addr[0] << 8 | dev->dev_addr[1]);
+	GRETH_REGSAVE(regs->esa_lsb, dev->dev_addr[2] << 24 | dev->dev_addr[3] << 16 |
+		      dev->dev_addr[4] << 8 | dev->dev_addr[5]);
 
-	GRETH_REGSAVE(regs->esa_msb, addr->sa_data[0] << 8 | addr->sa_data[1]);
-	GRETH_REGSAVE(regs->esa_lsb,
-		      addr->sa_data[2] << 24 | addr->
-		      sa_data[3] << 16 | addr->sa_data[4] << 8 | addr->sa_data[5]);
 	return 0;
 }
 
diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c
index 3e5d0b6b651..0d283781bc5 100644
--- a/drivers/net/hamradio/6pack.c
+++ b/drivers/net/hamradio/6pack.c
@@ -692,10 +692,10 @@ static void sixpack_close(struct tty_struct *tty)
 {
 	struct sixpack *sp;
 
-	write_lock(&disc_data_lock);
+	write_lock_bh(&disc_data_lock);
 	sp = tty->disc_data;
 	tty->disc_data = NULL;
-	write_unlock(&disc_data_lock);
+	write_unlock_bh(&disc_data_lock);
 	if (!sp)
 		return;
 
diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c
index 4c628393c8b..bc02968cee1 100644
--- a/drivers/net/hamradio/mkiss.c
+++ b/drivers/net/hamradio/mkiss.c
@@ -813,10 +813,10 @@ static void mkiss_close(struct tty_struct *tty)
 {
 	struct mkiss *ax;
 
-	write_lock(&disc_data_lock);
+	write_lock_bh(&disc_data_lock);
 	ax = tty->disc_data;
 	tty->disc_data = NULL;
-	write_unlock(&disc_data_lock);
+	write_unlock_bh(&disc_data_lock);
 
 	if (!ax)
 		return;
diff --git a/drivers/net/natsemi.c b/drivers/net/natsemi.c
index b78be088c4a..8f8b65af9ed 100644
--- a/drivers/net/natsemi.c
+++ b/drivers/net/natsemi.c
@@ -2360,7 +2360,8 @@ static void netdev_rx(struct net_device *dev, int *work_done, int work_to_do)
 					PCI_DMA_FROMDEVICE);
 			} else {
 				pci_unmap_single(np->pci_dev, np->rx_dma[entry],
-					buflen, PCI_DMA_FROMDEVICE);
+						 buflen + NATSEMI_PADDING,
+						 PCI_DMA_FROMDEVICE);
 				skb_put(skb = np->rx_skbuff[entry], pkt_len);
 				np->rx_skbuff[entry] = NULL;
 			}
diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h
index d32850715f5..ca306fd5f58 100644
--- a/drivers/net/qlge/qlge.h
+++ b/drivers/net/qlge/qlge.h
@@ -16,7 +16,7 @@
  */
 #define DRV_NAME  	"qlge"
 #define DRV_STRING 	"QLogic 10 Gigabit PCI-E Ethernet Driver "
-#define DRV_VERSION	"v1.00.00.27.00.00-01"
+#define DRV_VERSION	"v1.00.00.29.00.00-01"
 
 #define WQ_ADDR_ALIGN	0x3	/* 4 byte alignment */
 
@@ -1996,6 +1996,7 @@ enum {
 	QL_LB_LINK_UP = 10,
 	QL_FRC_COREDUMP = 11,
 	QL_EEH_FATAL = 12,
+	QL_ASIC_RECOVERY = 14, /* We are in ascic recovery. */
 };
 
 /* link_status bit definitions */
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 930ae45457b..6b4ff970972 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -2152,6 +2152,10 @@ void ql_queue_asic_error(struct ql_adapter *qdev)
 	 * thread
 	 */
 	clear_bit(QL_ADAPTER_UP, &qdev->flags);
+	/* Set asic recovery bit to indicate reset process that we are
+	 * in fatal error recovery process rather than normal close
+	 */
+	set_bit(QL_ASIC_RECOVERY, &qdev->flags);
 	queue_delayed_work(qdev->workqueue, &qdev->asic_reset_work, 0);
 }
 
@@ -2166,23 +2170,20 @@ static void ql_process_chip_ae_intr(struct ql_adapter *qdev,
 		return;
 
 	case CAM_LOOKUP_ERR_EVENT:
-		netif_err(qdev, link, qdev->ndev,
-			  "Multiple CAM hits lookup occurred.\n");
-		netif_err(qdev, drv, qdev->ndev,
-			  "This event shouldn't occur.\n");
+		netdev_err(qdev->ndev, "Multiple CAM hits lookup occurred.\n");
+		netdev_err(qdev->ndev, "This event shouldn't occur.\n");
 		ql_queue_asic_error(qdev);
 		return;
 
 	case SOFT_ECC_ERROR_EVENT:
-		netif_err(qdev, rx_err, qdev->ndev,
-			  "Soft ECC error detected.\n");
+		netdev_err(qdev->ndev, "Soft ECC error detected.\n");
 		ql_queue_asic_error(qdev);
 		break;
 
 	case PCI_ERR_ANON_BUF_RD:
-		netif_err(qdev, rx_err, qdev->ndev,
-			  "PCI error occurred when reading anonymous buffers from rx_ring %d.\n",
-			  ib_ae_rsp->q_id);
+		netdev_err(qdev->ndev, "PCI error occurred when reading "
+					"anonymous buffers from rx_ring %d.\n",
+					ib_ae_rsp->q_id);
 		ql_queue_asic_error(qdev);
 		break;
 
@@ -2437,11 +2438,10 @@ static irqreturn_t qlge_isr(int irq, void *dev_id)
 	 */
 	if (var & STS_FE) {
 		ql_queue_asic_error(qdev);
-		netif_err(qdev, intr, qdev->ndev,
-			  "Got fatal error, STS = %x.\n", var);
+		netdev_err(qdev->ndev, "Got fatal error, STS = %x.\n", var);
 		var = ql_read32(qdev, ERR_STS);
-		netif_err(qdev, intr, qdev->ndev,
-			  "Resetting chip. Error Status Register = 0x%x\n", var);
+		netdev_err(qdev->ndev, "Resetting chip. "
+					"Error Status Register = 0x%x\n", var);
 		return IRQ_HANDLED;
 	}
 
@@ -3818,11 +3818,17 @@ static int ql_adapter_reset(struct ql_adapter *qdev)
 	end_jiffies = jiffies +
 		max((unsigned long)1, usecs_to_jiffies(30));
 
-	/* Stop management traffic. */
-	ql_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_STOP);
+	/* Check if bit is set then skip the mailbox command and
+	 * clear the bit, else we are in normal reset process.
+	 */
+	if (!test_bit(QL_ASIC_RECOVERY, &qdev->flags)) {
+		/* Stop management traffic. */
+		ql_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_STOP);
 
-	/* Wait for the NIC and MGMNT FIFOs to empty. */
-	ql_wait_fifo_empty(qdev);
+		/* Wait for the NIC and MGMNT FIFOs to empty. */
+		ql_wait_fifo_empty(qdev);
+	} else
+		clear_bit(QL_ASIC_RECOVERY, &qdev->flags);
 
 	ql_write32(qdev, RST_FO, (RST_FO_FR << 16) | RST_FO_FR);
 
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index 8a72a979ee7..1f3f7b4dd63 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -140,6 +140,8 @@ static struct sh_eth_cpu_data sh_eth_my_cpu_data = {
 	.tpauser	= 1,
 	.hw_swap	= 1,
 	.no_ade		= 1,
+	.rpadir		= 1,
+	.rpadir_value   = 2 << 16,
 };
 
 #define SH_GIGA_ETH_BASE	0xfee00000
@@ -1184,8 +1186,8 @@ static void sh_eth_adjust_link(struct net_device *ndev)
 				mdp->cd->set_rate(ndev);
 		}
 		if (mdp->link == PHY_DOWN) {
-			sh_eth_write(ndev, (sh_eth_read(ndev, ECMR) & ~ECMR_TXF)
-					| ECMR_DM, ECMR);
+			sh_eth_write(ndev,
+				(sh_eth_read(ndev, ECMR) & ~ECMR_TXF), ECMR);
 			new_state = 1;
 			mdp->link = phydev->link;
 		}
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index fa6e2ac7475..67402350d0d 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -575,7 +575,7 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
 	struct vmxnet3_cmd_ring *ring = &rq->rx_ring[ring_idx];
 	u32 val;
 
-	while (num_allocated < num_to_alloc) {
+	while (num_allocated <= num_to_alloc) {
 		struct vmxnet3_rx_buf_info *rbi;
 		union Vmxnet3_GenericDesc *gd;
 
@@ -621,9 +621,15 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
 
 		BUG_ON(rbi->dma_addr == 0);
 		gd->rxd.addr = cpu_to_le64(rbi->dma_addr);
-		gd->dword[2] = cpu_to_le32((ring->gen << VMXNET3_RXD_GEN_SHIFT)
+		gd->dword[2] = cpu_to_le32((!ring->gen << VMXNET3_RXD_GEN_SHIFT)
 					   | val | rbi->len);
 
+		/* Fill the last buffer but dont mark it ready, or else the
+		 * device will think that the queue is full */
+		if (num_allocated == num_to_alloc)
+			break;
+
+		gd->dword[2] |= cpu_to_le32(ring->gen << VMXNET3_RXD_GEN_SHIFT);
 		num_allocated++;
 		vmxnet3_cmd_ring_adv_next2fill(ring);
 	}
@@ -1140,6 +1146,7 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
 		VMXNET3_REG_RXPROD, VMXNET3_REG_RXPROD2
 	};
 	u32 num_rxd = 0;
+	bool skip_page_frags = false;
 	struct Vmxnet3_RxCompDesc *rcd;
 	struct vmxnet3_rx_ctx *ctx = &rq->rx_ctx;
 #ifdef __BIG_ENDIAN_BITFIELD
@@ -1150,11 +1157,12 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
 			  &rxComp);
 	while (rcd->gen == rq->comp_ring.gen) {
 		struct vmxnet3_rx_buf_info *rbi;
-		struct sk_buff *skb;
+		struct sk_buff *skb, *new_skb = NULL;
+		struct page *new_page = NULL;
 		int num_to_alloc;
 		struct Vmxnet3_RxDesc *rxd;
 		u32 idx, ring_idx;
-
+		struct vmxnet3_cmd_ring	*ring = NULL;
 		if (num_rxd >= quota) {
 			/* we may stop even before we see the EOP desc of
 			 * the current pkt
@@ -1165,6 +1173,7 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
 		BUG_ON(rcd->rqID != rq->qid && rcd->rqID != rq->qid2);
 		idx = rcd->rxdIdx;
 		ring_idx = rcd->rqID < adapter->num_rx_queues ? 0 : 1;
+		ring = rq->rx_ring + ring_idx;
 		vmxnet3_getRxDesc(rxd, &rq->rx_ring[ring_idx].base[idx].rxd,
 				  &rxCmdDesc);
 		rbi = rq->buf_info[ring_idx] + idx;
@@ -1193,37 +1202,80 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
 				goto rcd_done;
 			}
 
+			skip_page_frags = false;
 			ctx->skb = rbi->skb;
-			rbi->skb = NULL;
+			new_skb = dev_alloc_skb(rbi->len + NET_IP_ALIGN);
+			if (new_skb == NULL) {
+				/* Skb allocation failed, do not handover this
+				 * skb to stack. Reuse it. Drop the existing pkt
+				 */
+				rq->stats.rx_buf_alloc_failure++;
+				ctx->skb = NULL;
+				rq->stats.drop_total++;
+				skip_page_frags = true;
+				goto rcd_done;
+			}
 
 			pci_unmap_single(adapter->pdev, rbi->dma_addr, rbi->len,
 					 PCI_DMA_FROMDEVICE);
 
 			skb_put(ctx->skb, rcd->len);
+
+			/* Immediate refill */
+			new_skb->dev = adapter->netdev;
+			skb_reserve(new_skb, NET_IP_ALIGN);
+			rbi->skb = new_skb;
+			rbi->dma_addr = pci_map_single(adapter->pdev,
+					rbi->skb->data, rbi->len,
+					PCI_DMA_FROMDEVICE);
+			rxd->addr = cpu_to_le64(rbi->dma_addr);
+			rxd->len = rbi->len;
+
 		} else {
-			BUG_ON(ctx->skb == NULL);
+			BUG_ON(ctx->skb == NULL && !skip_page_frags);
+
 			/* non SOP buffer must be type 1 in most cases */
-			if (rbi->buf_type == VMXNET3_RX_BUF_PAGE) {
-				BUG_ON(rxd->btype != VMXNET3_RXD_BTYPE_BODY);
+			BUG_ON(rbi->buf_type != VMXNET3_RX_BUF_PAGE);
+			BUG_ON(rxd->btype != VMXNET3_RXD_BTYPE_BODY);
 
-				if (rcd->len) {
-					pci_unmap_page(adapter->pdev,
-						       rbi->dma_addr, rbi->len,
-						       PCI_DMA_FROMDEVICE);
+			/* If an sop buffer was dropped, skip all
+			 * following non-sop fragments. They will be reused.
+			 */
+			if (skip_page_frags)
+				goto rcd_done;
 
-					vmxnet3_append_frag(ctx->skb, rcd, rbi);
-					rbi->page = NULL;
-				}
-			} else {
-				/*
-				 * The only time a non-SOP buffer is type 0 is
-				 * when it's EOP and error flag is raised, which
-				 * has already been handled.
+			new_page = alloc_page(GFP_ATOMIC);
+			if (unlikely(new_page == NULL)) {
+				/* Replacement page frag could not be allocated.
+				 * Reuse this page. Drop the pkt and free the
+				 * skb which contained this page as a frag. Skip
+				 * processing all the following non-sop frags.
 				 */
-				BUG_ON(true);
+				rq->stats.rx_buf_alloc_failure++;
+				dev_kfree_skb(ctx->skb);
+				ctx->skb = NULL;
+				skip_page_frags = true;
+				goto rcd_done;
+			}
+
+			if (rcd->len) {
+				pci_unmap_page(adapter->pdev,
+					       rbi->dma_addr, rbi->len,
+					       PCI_DMA_FROMDEVICE);
+
+				vmxnet3_append_frag(ctx->skb, rcd, rbi);
 			}
+
+			/* Immediate refill */
+			rbi->page = new_page;
+			rbi->dma_addr = pci_map_page(adapter->pdev, rbi->page,
+						     0, PAGE_SIZE,
+						     PCI_DMA_FROMDEVICE);
+			rxd->addr = cpu_to_le64(rbi->dma_addr);
+			rxd->len = rbi->len;
 		}
 
+
 		skb = ctx->skb;
 		if (rcd->eop) {
 			skb->len += skb->data_len;
@@ -1244,26 +1296,27 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
 		}
 
 rcd_done:
-		/* device may skip some rx descs */
-		rq->rx_ring[ring_idx].next2comp = idx;
-		VMXNET3_INC_RING_IDX_ONLY(rq->rx_ring[ring_idx].next2comp,
-					  rq->rx_ring[ring_idx].size);
-
-		/* refill rx buffers frequently to avoid starving the h/w */
-		num_to_alloc = vmxnet3_cmd_ring_desc_avail(rq->rx_ring +
-							   ring_idx);
-		if (unlikely(num_to_alloc > VMXNET3_RX_ALLOC_THRESHOLD(rq,
-							ring_idx, adapter))) {
-			vmxnet3_rq_alloc_rx_buf(rq, ring_idx, num_to_alloc,
-						adapter);
-
-			/* if needed, update the register */
-			if (unlikely(rq->shared->updateRxProd)) {
-				VMXNET3_WRITE_BAR0_REG(adapter,
-					rxprod_reg[ring_idx] + rq->qid * 8,
-					rq->rx_ring[ring_idx].next2fill);
-				rq->uncommitted[ring_idx] = 0;
-			}
+		/* device may have skipped some rx descs */
+		ring->next2comp = idx;
+		num_to_alloc = vmxnet3_cmd_ring_desc_avail(ring);
+		ring = rq->rx_ring + ring_idx;
+		while (num_to_alloc) {
+			vmxnet3_getRxDesc(rxd, &ring->base[ring->next2fill].rxd,
+					  &rxCmdDesc);
+			BUG_ON(!rxd->addr);
+
+			/* Recv desc is ready to be used by the device */
+			rxd->gen = ring->gen;
+			vmxnet3_cmd_ring_adv_next2fill(ring);
+			num_to_alloc--;
+		}
+
+		/* if needed, update the register */
+		if (unlikely(rq->shared->updateRxProd)) {
+			VMXNET3_WRITE_BAR0_REG(adapter,
+				rxprod_reg[ring_idx] + rq->qid * 8,
+				ring->next2fill);
+			rq->uncommitted[ring_idx] = 0;
 		}
 
 		vmxnet3_comp_ring_adv_next2proc(&rq->comp_ring);
@@ -2894,6 +2947,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
 	else
 #endif
 		num_rx_queues = 1;
+	num_rx_queues = rounddown_pow_of_two(num_rx_queues);
 
 	if (enable_mq)
 		num_tx_queues = min(VMXNET3_DEVICE_MAX_TX_QUEUES,
@@ -2901,6 +2955,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
 	else
 		num_tx_queues = 1;
 
+	num_tx_queues = rounddown_pow_of_two(num_tx_queues);
 	netdev = alloc_etherdev_mq(sizeof(struct vmxnet3_adapter),
 				   max(num_tx_queues, num_rx_queues));
 	printk(KERN_INFO "# of Tx queues : %d, # of Rx queues : %d\n",
@@ -3085,6 +3140,7 @@ vmxnet3_remove_device(struct pci_dev *pdev)
 	else
 #endif
 		num_rx_queues = 1;
+	num_rx_queues = rounddown_pow_of_two(num_rx_queues);
 
 	cancel_work_sync(&adapter->work);
 
diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h
index f50d36fdf40..e08d75e3f17 100644
--- a/drivers/net/vmxnet3/vmxnet3_int.h
+++ b/drivers/net/vmxnet3/vmxnet3_int.h
@@ -55,6 +55,7 @@
 #include <linux/if_vlan.h>
 #include <linux/if_arp.h>
 #include <linux/inetdevice.h>
+#include <linux/log2.h>
 
 #include "vmxnet3_defs.h"
 
@@ -68,10 +69,10 @@
 /*
  * Version numbers
  */
-#define VMXNET3_DRIVER_VERSION_STRING   "1.1.9.0-k"
+#define VMXNET3_DRIVER_VERSION_STRING   "1.1.18.0-k"
 
 /* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */
-#define VMXNET3_DRIVER_VERSION_NUM      0x01010900
+#define VMXNET3_DRIVER_VERSION_NUM      0x01011200
 
 #if defined(CONFIG_PCI_MSI)
 	/* RSS only makes sense if MSI-X is supported. */
diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c
index 1fef84f87c7..392771f9375 100644
--- a/drivers/net/wireless/ath/ath5k/eeprom.c
+++ b/drivers/net/wireless/ath/ath5k/eeprom.c
@@ -691,14 +691,12 @@ ath5k_eeprom_free_pcal_info(struct ath5k_hw *ah, int mode)
 		if (!chinfo[pier].pd_curves)
 			continue;
 
-		for (pdg = 0; pdg < ee->ee_pd_gains[mode]; pdg++) {
+		for (pdg = 0; pdg < AR5K_EEPROM_N_PD_CURVES; pdg++) {
 			struct ath5k_pdgain_info *pd =
 					&chinfo[pier].pd_curves[pdg];
 
-			if (pd != NULL) {
-				kfree(pd->pd_step);
-				kfree(pd->pd_pwr);
-			}
+			kfree(pd->pd_step);
+			kfree(pd->pd_pwr);
 		}
 
 		kfree(chinfo[pier].pd_curves);
diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
index b8cbfc70721..3bad0b2cf9a 100644
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -278,6 +278,12 @@ static int ath_pci_suspend(struct device *device)
 
 	ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
 
+	/* The device has to be moved to FULLSLEEP forcibly.
+	 * Otherwise the chip never moved to full sleep,
+	 * when no interface is up.
+	 */
+	ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
+
 	return 0;
 }
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c
index 61d4a11f566..2a88e73bb39 100644
--- a/drivers/net/wireless/iwlwifi/iwl-1000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-1000.c
@@ -36,6 +36,7 @@
 #include <net/mac80211.h>
 #include <linux/etherdevice.h>
 #include <asm/unaligned.h>
+#include <linux/stringify.h>
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
@@ -55,10 +56,10 @@
 #define IWL100_UCODE_API_MIN 5
 
 #define IWL1000_FW_PRE "iwlwifi-1000-"
-#define IWL1000_MODULE_FIRMWARE(api) IWL1000_FW_PRE #api ".ucode"
+#define IWL1000_MODULE_FIRMWARE(api) IWL1000_FW_PRE __stringify(api) ".ucode"
 
 #define IWL100_FW_PRE "iwlwifi-100-"
-#define IWL100_MODULE_FIRMWARE(api) IWL100_FW_PRE #api ".ucode"
+#define IWL100_MODULE_FIRMWARE(api) IWL100_FW_PRE __stringify(api) ".ucode"
 
 
 /*
diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c
index 2282279cffc..3df76f53a41 100644
--- a/drivers/net/wireless/iwlwifi/iwl-2000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-2000.c
@@ -36,6 +36,7 @@
 #include <net/mac80211.h>
 #include <linux/etherdevice.h>
 #include <asm/unaligned.h>
+#include <linux/stringify.h>
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
@@ -58,13 +59,13 @@
 #define IWL105_UCODE_API_MIN 5
 
 #define IWL2030_FW_PRE "iwlwifi-2030-"
-#define IWL2030_MODULE_FIRMWARE(api) IWL2030_FW_PRE #api ".ucode"
+#define IWL2030_MODULE_FIRMWARE(api) IWL2030_FW_PRE __stringify(api) ".ucode"
 
 #define IWL2000_FW_PRE "iwlwifi-2000-"
-#define IWL2000_MODULE_FIRMWARE(api) IWL2000_FW_PRE #api ".ucode"
+#define IWL2000_MODULE_FIRMWARE(api) IWL2000_FW_PRE __stringify(api) ".ucode"
 
 #define IWL105_FW_PRE "iwlwifi-105-"
-#define IWL105_MODULE_FIRMWARE(api) IWL105_FW_PRE #api ".ucode"
+#define IWL105_MODULE_FIRMWARE(api) IWL105_FW_PRE __stringify(api) ".ucode"
 
 static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
 {
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index f99f9c19335..e816c27db79 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -37,6 +37,7 @@
 #include <net/mac80211.h>
 #include <linux/etherdevice.h>
 #include <asm/unaligned.h>
+#include <linux/stringify.h>
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
@@ -57,10 +58,10 @@
 #define IWL5150_UCODE_API_MIN 1
 
 #define IWL5000_FW_PRE "iwlwifi-5000-"
-#define IWL5000_MODULE_FIRMWARE(api) IWL5000_FW_PRE #api ".ucode"
+#define IWL5000_MODULE_FIRMWARE(api) IWL5000_FW_PRE __stringify(api) ".ucode"
 
 #define IWL5150_FW_PRE "iwlwifi-5150-"
-#define IWL5150_MODULE_FIRMWARE(api) IWL5150_FW_PRE #api ".ucode"
+#define IWL5150_MODULE_FIRMWARE(api) IWL5150_FW_PRE __stringify(api) ".ucode"
 
 /* NIC configuration for 5000 series */
 static void iwl5000_nic_config(struct iwl_priv *priv)
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index fbe565c816e..5b150bc70b0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -36,6 +36,7 @@
 #include <net/mac80211.h>
 #include <linux/etherdevice.h>
 #include <asm/unaligned.h>
+#include <linux/stringify.h>
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
@@ -58,16 +59,16 @@
 #define IWL6000G2_UCODE_API_MIN 4
 
 #define IWL6000_FW_PRE "iwlwifi-6000-"
-#define IWL6000_MODULE_FIRMWARE(api) IWL6000_FW_PRE #api ".ucode"
+#define IWL6000_MODULE_FIRMWARE(api) IWL6000_FW_PRE __stringify(api) ".ucode"
 
 #define IWL6050_FW_PRE "iwlwifi-6050-"
-#define IWL6050_MODULE_FIRMWARE(api) IWL6050_FW_PRE #api ".ucode"
+#define IWL6050_MODULE_FIRMWARE(api) IWL6050_FW_PRE __stringify(api) ".ucode"
 
 #define IWL6005_FW_PRE "iwlwifi-6000g2a-"
-#define IWL6005_MODULE_FIRMWARE(api) IWL6005_FW_PRE #api ".ucode"
+#define IWL6005_MODULE_FIRMWARE(api) IWL6005_FW_PRE __stringify(api) ".ucode"
 
 #define IWL6030_FW_PRE "iwlwifi-6000g2b-"
-#define IWL6030_MODULE_FIRMWARE(api) IWL6030_FW_PRE #api ".ucode"
+#define IWL6030_MODULE_FIRMWARE(api) IWL6030_FW_PRE __stringify(api) ".ucode"
 
 static void iwl6000_set_ct_threshold(struct iwl_priv *priv)
 {
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 213c80c6a66..45cc51c9c93 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -1763,6 +1763,7 @@ int iwl_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
 	struct iwl_rxon_context *bss_ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 	struct iwl_rxon_context *tmp;
+	enum nl80211_iftype newviftype = newtype;
 	u32 interface_modes;
 	int err;
 
@@ -1818,7 +1819,7 @@ int iwl_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 
 	/* success */
 	iwl_teardown_interface(priv, vif, true);
-	vif->type = newtype;
+	vif->type = newviftype;
 	vif->p2p = newp2p;
 	err = iwl_setup_interface(priv, ctx);
 	WARN_ON(err);
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
index 686e176b5eb..137dba95b1a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
@@ -126,7 +126,7 @@ static inline u8 iwl_tfd_get_num_tbs(struct iwl_tfd *tfd)
 }
 
 static void iwlagn_unmap_tfd(struct iwl_priv *priv, struct iwl_cmd_meta *meta,
-			     struct iwl_tfd *tfd)
+			     struct iwl_tfd *tfd, int dma_dir)
 {
 	struct pci_dev *dev = priv->pci_dev;
 	int i;
@@ -151,7 +151,7 @@ static void iwlagn_unmap_tfd(struct iwl_priv *priv, struct iwl_cmd_meta *meta,
 	/* Unmap chunks, if any. */
 	for (i = 1; i < num_tbs; i++)
 		pci_unmap_single(dev, iwl_tfd_tb_get_addr(tfd, i),
-				iwl_tfd_tb_get_len(tfd, i), PCI_DMA_TODEVICE);
+				iwl_tfd_tb_get_len(tfd, i), dma_dir);
 }
 
 /**
@@ -167,7 +167,8 @@ void iwlagn_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq)
 	struct iwl_tfd *tfd_tmp = txq->tfds;
 	int index = txq->q.read_ptr;
 
-	iwlagn_unmap_tfd(priv, &txq->meta[index], &tfd_tmp[index]);
+	iwlagn_unmap_tfd(priv, &txq->meta[index], &tfd_tmp[index],
+			 PCI_DMA_TODEVICE);
 
 	/* free SKB */
 	if (txq->txb) {
@@ -310,9 +311,7 @@ void iwl_cmd_queue_unmap(struct iwl_priv *priv)
 		i = get_cmd_index(q, q->read_ptr);
 
 		if (txq->meta[i].flags & CMD_MAPPED) {
-			pci_unmap_single(priv->pci_dev,
-					 dma_unmap_addr(&txq->meta[i], mapping),
-					 dma_unmap_len(&txq->meta[i], len),
+			iwlagn_unmap_tfd(priv, &txq->meta[i], &txq->tfds[i],
 					 PCI_DMA_BIDIRECTIONAL);
 			txq->meta[i].flags = 0;
 		}
@@ -535,12 +534,7 @@ out_free_arrays:
 void iwl_tx_queue_reset(struct iwl_priv *priv, struct iwl_tx_queue *txq,
 			int slots_num, u32 txq_id)
 {
-	int actual_slots = slots_num;
-
-	if (txq_id == priv->cmd_queue)
-		actual_slots++;
-
-	memset(txq->meta, 0, sizeof(struct iwl_cmd_meta) * actual_slots);
+	memset(txq->meta, 0, sizeof(struct iwl_cmd_meta) * slots_num);
 
 	txq->need_update = 0;
 
@@ -700,10 +694,11 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 		if (!(cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY))
 			continue;
 		phys_addr = pci_map_single(priv->pci_dev, (void *)cmd->data[i],
-					   cmd->len[i], PCI_DMA_TODEVICE);
+					   cmd->len[i], PCI_DMA_BIDIRECTIONAL);
 		if (pci_dma_mapping_error(priv->pci_dev, phys_addr)) {
 			iwlagn_unmap_tfd(priv, out_meta,
-					 &txq->tfds[q->write_ptr]);
+					 &txq->tfds[q->write_ptr],
+					 PCI_DMA_BIDIRECTIONAL);
 			idx = -ENOMEM;
 			goto out;
 		}
@@ -807,7 +802,7 @@ void iwl_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb)
 	cmd = txq->cmd[cmd_index];
 	meta = &txq->meta[cmd_index];
 
-	iwlagn_unmap_tfd(priv, meta, &txq->tfds[index]);
+	iwlagn_unmap_tfd(priv, meta, &txq->tfds[index], PCI_DMA_BIDIRECTIONAL);
 
 	/* Input error checking is done when commands are added to queue. */
 	if (meta->flags & CMD_WANT_SKB) {
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 0589f554788..396e8fc8910 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -2688,7 +2688,7 @@ void cfg80211_send_unprot_disassoc(struct net_device *dev, const u8 *buf,
  * @dev: network device
  * @addr: The source MAC address of the frame
  * @key_type: The key type that the received frame used
- * @key_id: Key identifier (0..3)
+ * @key_id: Key identifier (0..3). Can be -1 if missing.
  * @tsc: The TSC value of the frame that generated the MIC failure (6 octets)
  * @gfp: allocation flags
  *
diff --git a/include/net/dst.h b/include/net/dst.h
index 7d15d238b6e..e12ddfb9eb1 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -77,6 +77,7 @@ struct dst_entry {
 #define DST_NOPOLICY		0x0004
 #define DST_NOHASH		0x0008
 #define DST_NOCACHE		0x0010
+#define DST_NOCOUNT		0x0020
 	union {
 		struct dst_entry	*next;
 		struct rtable __rcu	*rt_next;
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 7ea5cf9ea08..86bff9b1ac4 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -586,9 +586,14 @@ static void vlan_dev_uninit(struct net_device *dev)
 static u32 vlan_dev_fix_features(struct net_device *dev, u32 features)
 {
 	struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
+	u32 old_features = features;
 
 	features &= real_dev->features;
 	features &= real_dev->vlan_features;
+
+	if (old_features & NETIF_F_SOFT_FEATURES)
+		features |= old_features & NETIF_F_SOFT_FEATURES;
+
 	if (dev_ethtool_get_rx_csum(real_dev))
 		features |= NETIF_F_RXCSUM;
 	features |= NETIF_F_LLTX;
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index c188c803c09..32b8f9f7f79 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -49,7 +49,9 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
 	skb_pull(skb, ETH_HLEN);
 
 	rcu_read_lock();
-	if (is_multicast_ether_addr(dest)) {
+	if (is_broadcast_ether_addr(dest))
+		br_flood_deliver(br, skb);
+	else if (is_multicast_ether_addr(dest)) {
 		if (unlikely(netpoll_tx_running(dev))) {
 			br_flood_deliver(br, skb);
 			goto out;
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index f3ac1e858ee..f06ee39c73f 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -60,7 +60,7 @@ int br_handle_frame_finish(struct sk_buff *skb)
 	br = p->br;
 	br_fdb_update(br, p, eth_hdr(skb)->h_source);
 
-	if (is_multicast_ether_addr(dest) &&
+	if (!is_broadcast_ether_addr(dest) && is_multicast_ether_addr(dest) &&
 	    br_multicast_rcv(br, p, skb))
 		goto drop;
 
@@ -77,7 +77,9 @@ int br_handle_frame_finish(struct sk_buff *skb)
 
 	dst = NULL;
 
-	if (is_multicast_ether_addr(dest)) {
+	if (is_broadcast_ether_addr(dest))
+		skb2 = skb;
+	else if (is_multicast_ether_addr(dest)) {
 		mdst = br_mdb_get(br, skb);
 		if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) {
 			if ((mdst && mdst->mglist) ||
diff --git a/net/core/dst.c b/net/core/dst.c
index 9ccca038444..6135f367169 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -190,7 +190,8 @@ void *dst_alloc(struct dst_ops *ops, struct net_device *dev,
 	dst->lastuse = jiffies;
 	dst->flags = flags;
 	dst->next = NULL;
-	dst_entries_add(ops, 1);
+	if (!(flags & DST_NOCOUNT))
+		dst_entries_add(ops, 1);
 	return dst;
 }
 EXPORT_SYMBOL(dst_alloc);
@@ -243,7 +244,8 @@ again:
 		neigh_release(neigh);
 	}
 
-	dst_entries_add(dst->ops, -1);
+	if (!(dst->flags & DST_NOCOUNT))
+		dst_entries_add(dst->ops, -1);
 
 	if (dst->ops->destroy)
 		dst->ops->destroy(dst);
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index eae1f676f87..ef1528af7ab 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -465,8 +465,10 @@ int inet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
 	if (addr_len < sizeof(struct sockaddr_in))
 		goto out;
 
-	if (addr->sin_family != AF_INET)
+	if (addr->sin_family != AF_INET) {
+		err = -EAFNOSUPPORT;
 		goto out;
+	}
 
 	chk_addr_ret = inet_addr_type(sock_net(sk), addr->sin_addr.s_addr);
 
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 4a7e16b5d3f..84f26e8e6c6 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -828,7 +828,7 @@ static int __ip_append_data(struct sock *sk,
 	cork->length += length;
 	if (((length > mtu) || (skb && skb_is_gso(skb))) &&
 	    (sk->sk_protocol == IPPROTO_UDP) &&
-	    (rt->dst.dev->features & NETIF_F_UFO)) {
+	    (rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len) {
 		err = ip_ufo_append_data(sk, queue, getfrag, from, length,
 					 hh_len, fragheaderlen, transhdrlen,
 					 mtu, flags);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 054a59d21eb..46febcacb72 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -3220,7 +3220,7 @@ __setup("thash_entries=", set_thash_entries);
 void __init tcp_init(void)
 {
 	struct sk_buff *skb = NULL;
-	unsigned long nr_pages, limit;
+	unsigned long limit;
 	int i, max_share, cnt;
 	unsigned long jiffy = jiffies;
 
@@ -3277,13 +3277,7 @@ void __init tcp_init(void)
 	sysctl_tcp_max_orphans = cnt / 2;
 	sysctl_max_syn_backlog = max(128, cnt / 256);
 
-	/* Set the pressure threshold to be a fraction of global memory that
-	 * is up to 1/2 at 256 MB, decreasing toward zero with the amount of
-	 * memory, with a floor of 128 pages.
-	 */
-	nr_pages = totalram_pages - totalhigh_pages;
-	limit = min(nr_pages, 1UL<<(28-PAGE_SHIFT)) >> (20-PAGE_SHIFT);
-	limit = (limit * (nr_pages >> (20-PAGE_SHIFT))) >> (PAGE_SHIFT-11);
+	limit = nr_free_buffer_pages() / 8;
 	limit = max(limit, 128UL);
 	sysctl_tcp_mem[0] = limit / 4 * 3;
 	sysctl_tcp_mem[1] = limit;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 48cd88e6255..198f75b7bdd 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -2209,16 +2209,10 @@ void __init udp_table_init(struct udp_table *table, const char *name)
 
 void __init udp_init(void)
 {
-	unsigned long nr_pages, limit;
+	unsigned long limit;
 
 	udp_table_init(&udp_table, "UDP");
-	/* Set the pressure threshold up by the same strategy of TCP. It is a
-	 * fraction of global memory that is up to 1/2 at 256 MB, decreasing
-	 * toward zero with the amount of memory, with a floor of 128 pages.
-	 */
-	nr_pages = totalram_pages - totalhigh_pages;
-	limit = min(nr_pages, 1UL<<(28-PAGE_SHIFT)) >> (20-PAGE_SHIFT);
-	limit = (limit * (nr_pages >> (20-PAGE_SHIFT))) >> (PAGE_SHIFT-11);
+	limit = nr_free_buffer_pages() / 8;
 	limit = max(limit, 128UL);
 	sysctl_udp_mem[0] = limit / 4 * 3;
 	sysctl_udp_mem[1] = limit;
diff --git a/net/ipv4/xfrm4_output.c b/net/ipv4/xfrm4_output.c
index 2d51840e53a..327a617d594 100644
--- a/net/ipv4/xfrm4_output.c
+++ b/net/ipv4/xfrm4_output.c
@@ -32,7 +32,12 @@ static int xfrm4_tunnel_check_size(struct sk_buff *skb)
 	dst = skb_dst(skb);
 	mtu = dst_mtu(dst);
 	if (skb->len > mtu) {
-		icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, htonl(mtu));
+		if (skb->sk)
+			ip_local_error(skb->sk, EMSGSIZE, ip_hdr(skb)->daddr,
+				       inet_sk(skb->sk)->inet_dport, mtu);
+		else
+			icmp_send(skb, ICMP_DEST_UNREACH,
+				  ICMP_FRAG_NEEDED, htonl(mtu));
 		ret = -EMSGSIZE;
 	}
 out:
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index d450a2f9fc0..3b5669a2582 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -274,7 +274,7 @@ int inet6_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
 		return -EINVAL;
 
 	if (addr->sin6_family != AF_INET6)
-		return -EINVAL;
+		return -EAFNOSUPPORT;
 
 	addr_type = ipv6_addr_type(&addr->sin6_addr);
 	if ((addr_type & IPV6_ADDR_MULTICAST) && sock->type == SOCK_STREAM)
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index de2b1decd78..0ef1f086feb 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -228,9 +228,10 @@ static struct rt6_info ip6_blk_hole_entry_template = {
 
 /* allocate dst with ip6_dst_ops */
 static inline struct rt6_info *ip6_dst_alloc(struct dst_ops *ops,
-					     struct net_device *dev)
+					     struct net_device *dev,
+					     int flags)
 {
-	struct rt6_info *rt = dst_alloc(ops, dev, 0, 0, 0);
+	struct rt6_info *rt = dst_alloc(ops, dev, 0, 0, flags);
 
 	memset(&rt->rt6i_table, 0, sizeof(*rt) - sizeof(struct dst_entry));
 
@@ -1042,7 +1043,7 @@ struct dst_entry *icmp6_dst_alloc(struct net_device *dev,
 	if (unlikely(idev == NULL))
 		return NULL;
 
-	rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops, dev);
+	rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops, dev, 0);
 	if (unlikely(rt == NULL)) {
 		in6_dev_put(idev);
 		goto out;
@@ -1062,14 +1063,6 @@ struct dst_entry *icmp6_dst_alloc(struct net_device *dev,
 	dst_metric_set(&rt->dst, RTAX_HOPLIMIT, 255);
 	rt->dst.output  = ip6_output;
 
-#if 0	/* there's no chance to use these for ndisc */
-	rt->dst.flags   = ipv6_addr_type(addr) & IPV6_ADDR_UNICAST
-				? DST_HOST
-				: 0;
-	ipv6_addr_copy(&rt->rt6i_dst.addr, addr);
-	rt->rt6i_dst.plen = 128;
-#endif
-
 	spin_lock_bh(&icmp6_dst_lock);
 	rt->dst.next = icmp6_dst_gc_list;
 	icmp6_dst_gc_list = &rt->dst;
@@ -1214,7 +1207,7 @@ int ip6_route_add(struct fib6_config *cfg)
 		goto out;
 	}
 
-	rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops, NULL);
+	rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops, NULL, DST_NOCOUNT);
 
 	if (rt == NULL) {
 		err = -ENOMEM;
@@ -1244,7 +1237,7 @@ int ip6_route_add(struct fib6_config *cfg)
 	ipv6_addr_prefix(&rt->rt6i_dst.addr, &cfg->fc_dst, cfg->fc_dst_len);
 	rt->rt6i_dst.plen = cfg->fc_dst_len;
 	if (rt->rt6i_dst.plen == 128)
-	       rt->dst.flags = DST_HOST;
+	       rt->dst.flags |= DST_HOST;
 
 #ifdef CONFIG_IPV6_SUBTREES
 	ipv6_addr_prefix(&rt->rt6i_src.addr, &cfg->fc_src, cfg->fc_src_len);
@@ -1734,7 +1727,7 @@ static struct rt6_info * ip6_rt_copy(struct rt6_info *ort)
 {
 	struct net *net = dev_net(ort->rt6i_dev);
 	struct rt6_info *rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops,
-					    ort->dst.dev);
+					    ort->dst.dev, 0);
 
 	if (rt) {
 		rt->dst.input = ort->dst.input;
@@ -2013,7 +2006,7 @@ struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
 {
 	struct net *net = dev_net(idev->dev);
 	struct rt6_info *rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops,
-					    net->loopback_dev);
+					    net->loopback_dev, 0);
 	struct neighbour *neigh;
 
 	if (rt == NULL) {
@@ -2025,7 +2018,7 @@ struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
 
 	in6_dev_hold(idev);
 
-	rt->dst.flags = DST_HOST;
+	rt->dst.flags |= DST_HOST;
 	rt->dst.input = ip6_input;
 	rt->dst.output = ip6_output;
 	rt->rt6i_idev = idev;
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 9dc3b5f26e8..d91c1a26630 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -154,7 +154,13 @@ update_iv:
 	return RX_CONTINUE;
 
 mic_fail:
-	mac80211_ev_michael_mic_failure(rx->sdata, rx->key->conf.keyidx,
+	/*
+	 * In some cases the key can be unset - e.g. a multicast packet, in
+	 * a driver that supports HW encryption. Send up the key idx only if
+	 * the key is set.
+	 */
+	mac80211_ev_michael_mic_failure(rx->sdata,
+					rx->key ? rx->key->conf.keyidx : -1,
 					(void *) skb->data, NULL, GFP_ATOMIC);
 	return RX_DROP_UNUSABLE;
 }
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 67380a29e2e..207175b2f40 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -1058,7 +1058,6 @@ SCTP_STATIC __init int sctp_init(void)
 	int status = -EINVAL;
 	unsigned long goal;
 	unsigned long limit;
-	unsigned long nr_pages;
 	int max_share;
 	int order;
 
@@ -1148,15 +1147,7 @@ SCTP_STATIC __init int sctp_init(void)
 	/* Initialize handle used for association ids. */
 	idr_init(&sctp_assocs_id);
 
-	/* Set the pressure threshold to be a fraction of global memory that
-	 * is up to 1/2 at 256 MB, decreasing toward zero with the amount of
-	 * memory, with a floor of 128 pages.
-	 * Note this initializes the data in sctpv6_prot too
-	 * Unabashedly stolen from tcp_init
-	 */
-	nr_pages = totalram_pages - totalhigh_pages;
-	limit = min(nr_pages, 1UL<<(28-PAGE_SHIFT)) >> (20-PAGE_SHIFT);
-	limit = (limit * (nr_pages >> (20-PAGE_SHIFT))) >> (PAGE_SHIFT-11);
+	limit = nr_free_buffer_pages() / 8;
 	limit = max(limit, 128UL);
 	sysctl_sctp_mem[0] = limit / 4 * 3;
 	sysctl_sctp_mem[1] = limit;
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 6766913a53e..08c6238802d 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -2073,10 +2073,33 @@ static int sctp_setsockopt_disable_fragments(struct sock *sk,
 static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
 				  unsigned int optlen)
 {
+	struct sctp_association *asoc;
+	struct sctp_ulpevent *event;
+
 	if (optlen > sizeof(struct sctp_event_subscribe))
 		return -EINVAL;
 	if (copy_from_user(&sctp_sk(sk)->subscribe, optval, optlen))
 		return -EFAULT;
+
+	/*
+	 * At the time when a user app subscribes to SCTP_SENDER_DRY_EVENT,
+	 * if there is no data to be sent or retransmit, the stack will
+	 * immediately send up this notification.
+	 */
+	if (sctp_ulpevent_type_enabled(SCTP_SENDER_DRY_EVENT,
+				       &sctp_sk(sk)->subscribe)) {
+		asoc = sctp_id2assoc(sk, 0);
+
+		if (asoc && sctp_outq_is_empty(&asoc->outqueue)) {
+			event = sctp_ulpevent_make_sender_dry_event(asoc,
+					GFP_ATOMIC);
+			if (!event)
+				return -ENOMEM;
+
+			sctp_ulpq_tail_event(&asoc->ulpq, event);
+		}
+	}
+
 	return 0;
 }
 
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 98fa8eb6cc4..f07602d7bf6 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -6463,7 +6463,8 @@ void nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev,
 	if (addr)
 		NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
 	NLA_PUT_U32(msg, NL80211_ATTR_KEY_TYPE, key_type);
-	NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_id);
+	if (key_id != -1)
+		NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_id);
 	if (tsc)
 		NLA_PUT(msg, NL80211_ATTR_KEY_SEQ, 6, tsc);
 
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 9bec2e8a838..5ce74a38552 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -50,7 +50,7 @@ static struct xfrm_policy_afinfo *xfrm_policy_get_afinfo(unsigned short family);
 static void xfrm_policy_put_afinfo(struct xfrm_policy_afinfo *afinfo);
 static void xfrm_init_pmtu(struct dst_entry *dst);
 static int stale_bundle(struct dst_entry *dst);
-static int xfrm_bundle_ok(struct xfrm_dst *xdst, int family);
+static int xfrm_bundle_ok(struct xfrm_dst *xdst);
 
 
 static struct xfrm_policy *__xfrm_policy_unlink(struct xfrm_policy *pol,
@@ -2241,7 +2241,7 @@ static struct dst_entry *xfrm_dst_check(struct dst_entry *dst, u32 cookie)
 
 static int stale_bundle(struct dst_entry *dst)
 {
-	return !xfrm_bundle_ok((struct xfrm_dst *)dst, AF_UNSPEC);
+	return !xfrm_bundle_ok((struct xfrm_dst *)dst);
 }
 
 void xfrm_dst_ifdown(struct dst_entry *dst, struct net_device *dev)
@@ -2313,7 +2313,7 @@ static void xfrm_init_pmtu(struct dst_entry *dst)
  * still valid.
  */
 
-static int xfrm_bundle_ok(struct xfrm_dst *first, int family)
+static int xfrm_bundle_ok(struct xfrm_dst *first)
 {
 	struct dst_entry *dst = &first->u.dst;
 	struct xfrm_dst *last;