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: (29 commits)
  drivers/net: Correct NULL test
  MAINTAINERS: networking drivers - Add git net-next tree
  net/sched: Fix module name in Kconfig
  cxgb3: fix GRO checksum check
  dst: call cond_resched() in dst_gc_task()
  netfilter: nf_conntrack: fix hash resizing with namespaces
  netfilter: xtables: compat out of scope fix
  netfilter: nf_conntrack: restrict runtime expect hashsize modifications
  netfilter: nf_conntrack: per netns nf_conntrack_cachep
  netfilter: nf_conntrack: fix memory corruption with multiple namespaces
  Bluetooth: Keep a copy of each HID device's report descriptor
  pktgen: Fix freezing problem
  igb: make certain to reassign legacy interrupt vectors after reset
  irda: add missing BKL in irnet_ppp ioctl
  irda: unbalanced lock_kernel in irnet_ppp
  ixgbe: Fix return of invalid txq
  ixgbe: Fix ixgbe_tx_map error path
  netxen: protect resource cleanup by rtnl lock
  netxen: fix tx timeout recovery for NX2031 chip
  Bluetooth: Enter active mode before establishing a SCO link.
  ...

MAINTAINERS

@@ -3836,6 +3836,7 @@ NETWORKING DRIVERS
 L:	netdev@vger.kernel.org
 W:	http://www.linuxfoundation.org/en/Net
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.git
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6.git
 S:	Odd Fixes
 F:	drivers/net/
 F:	include/linux/if_*

drivers/bluetooth/btmrvl_sdio.c

@@ -808,6 +808,7 @@ static int btmrvl_sdio_host_to_card(struct btmrvl_private *priv,
 
 exit:
 	sdio_release_host(card->func);
+	kfree(tmpbuf);
 
 	return ret;
 }

drivers/net/ax88796.c

@@ -921,7 +921,7 @@ static int ax_probe(struct platform_device *pdev)
  		size = (res->end - res->start) + 1;
 
 		ax->mem2 = request_mem_region(res->start, size, pdev->name);
-		if (ax->mem == NULL) {
+		if (ax->mem2 == NULL) {
 			dev_err(&pdev->dev, "cannot reserve registers\n");
 			ret = -ENXIO;
 			goto exit_mem1;

drivers/net/cxgb3/sge.c

@@ -2079,6 +2079,7 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
 			 struct sge_fl *fl, int len, int complete)
 {
 	struct rx_sw_desc *sd = &fl->sdesc[fl->cidx];
+	struct port_info *pi = netdev_priv(qs->netdev);
 	struct sk_buff *skb = NULL;
 	struct cpl_rx_pkt *cpl;
 	struct skb_frag_struct *rx_frag;
@@ -2116,11 +2117,18 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
 
 	if (!nr_frags) {
 		offset = 2 + sizeof(struct cpl_rx_pkt);
-		qs->lro_va = sd->pg_chunk.va + 2;
-	}
-	len -= offset;
+		cpl = qs->lro_va = sd->pg_chunk.va + 2;
 
-	prefetch(qs->lro_va);
+		if ((pi->rx_offload & T3_RX_CSUM) &&
+		     cpl->csum_valid && cpl->csum == htons(0xffff)) {
+			skb->ip_summed = CHECKSUM_UNNECESSARY;
+			qs->port_stats[SGE_PSTAT_RX_CSUM_GOOD]++;
+		} else
+			skb->ip_summed = CHECKSUM_NONE;
+	} else
+		cpl = qs->lro_va;
+
+	len -= offset;
 
 	rx_frag += nr_frags;
 	rx_frag->page = sd->pg_chunk.page;
@@ -2136,12 +2144,8 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
 		return;
 
 	skb_record_rx_queue(skb, qs - &adap->sge.qs[0]);
-	skb->ip_summed = CHECKSUM_UNNECESSARY;
-	cpl = qs->lro_va;
 
 	if (unlikely(cpl->vlan_valid)) {
-		struct net_device *dev = qs->netdev;
-		struct port_info *pi = netdev_priv(dev);
 		struct vlan_group *grp = pi->vlan_grp;
 
 		if (likely(grp != NULL)) {

drivers/net/igb/igb_main.c

@@ -421,6 +421,8 @@ static void igb_assign_vector(struct igb_q_vector *q_vector, int msix_vector)
 			msixbm = E1000_EICR_RX_QUEUE0 << rx_queue;
 		if (tx_queue > IGB_N0_QUEUE)
 			msixbm |= E1000_EICR_TX_QUEUE0 << tx_queue;
+		if (!adapter->msix_entries && msix_vector == 0)
+			msixbm |= E1000_EIMS_OTHER;
 		array_wr32(E1000_MSIXBM(0), msix_vector, msixbm);
 		q_vector->eims_value = msixbm;
 		break;
@@ -877,7 +879,6 @@ static int igb_request_irq(struct igb_adapter *adapter)
 {
 	struct net_device *netdev = adapter->netdev;
 	struct pci_dev *pdev = adapter->pdev;
-	struct e1000_hw *hw = &adapter->hw;
 	int err = 0;
 
 	if (adapter->msix_entries) {
@@ -909,20 +910,7 @@ static int igb_request_irq(struct igb_adapter *adapter)
 		igb_setup_all_tx_resources(adapter);
 		igb_setup_all_rx_resources(adapter);
 	} else {
-		switch (hw->mac.type) {
-		case e1000_82575:
-			wr32(E1000_MSIXBM(0),
-			     (E1000_EICR_RX_QUEUE0 |
-			      E1000_EICR_TX_QUEUE0 |
-			      E1000_EIMS_OTHER));
-			break;
-		case e1000_82580:
-		case e1000_82576:
-			wr32(E1000_IVAR0, E1000_IVAR_VALID);
-			break;
-		default:
-			break;
-		}
+		igb_assign_vector(adapter->q_vector[0], 0);
 	}
 
 	if (adapter->flags & IGB_FLAG_HAS_MSI) {
@@ -1140,6 +1128,8 @@ int igb_up(struct igb_adapter *adapter)
 	}
 	if (adapter->msix_entries)
 		igb_configure_msix(adapter);
+	else
+		igb_assign_vector(adapter->q_vector[0], 0);
 
 	/* Clear any pending interrupts. */
 	rd32(E1000_ICR);

drivers/net/ixgbe/ixgbe_main.c

@@ -5179,7 +5179,7 @@ dma_error:
 		ixgbe_unmap_and_free_tx_resource(adapter, tx_buffer_info);
 	}
 
-	return count;
+	return 0;
 }
 
 static void ixgbe_tx_queue(struct ixgbe_adapter *adapter,
@@ -5329,8 +5329,11 @@ static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb)
 	struct ixgbe_adapter *adapter = netdev_priv(dev);
 	int txq = smp_processor_id();
 
-	if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE)
+	if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE) {
+		while (unlikely(txq >= dev->real_num_tx_queues))
+			txq -= dev->real_num_tx_queues;
 		return txq;
+	}
 
 #ifdef IXGBE_FCOE
 	if ((adapter->flags & IXGBE_FLAG_FCOE_ENABLED) &&

drivers/net/netxen/netxen_nic_main.c

@@ -1941,7 +1941,7 @@ static void netxen_tx_timeout_task(struct work_struct *work)
 		netif_wake_queue(adapter->netdev);
 
 		clear_bit(__NX_RESETTING, &adapter->state);
-
+		return;
 	} else {
 		clear_bit(__NX_RESETTING, &adapter->state);
 		if (!netxen_nic_reset_context(adapter)) {
@@ -2240,7 +2240,9 @@ netxen_detach_work(struct work_struct *work)
 
 	netxen_nic_down(adapter, netdev);
 
+	rtnl_lock();
 	netxen_nic_detach(adapter);
+	rtnl_unlock();
 
 	status = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
 

drivers/net/sky2.c

@@ -1025,11 +1025,8 @@ static void sky2_prefetch_init(struct sky2_hw *hw, u32 qaddr,
 static inline struct sky2_tx_le *get_tx_le(struct sky2_port *sky2, u16 *slot)
 {
 	struct sky2_tx_le *le = sky2->tx_le + *slot;
-	struct tx_ring_info *re = sky2->tx_ring + *slot;
 
 	*slot = RING_NEXT(*slot, sky2->tx_ring_size);
-	re->flags = 0;
-	re->skb = NULL;
 	le->ctrl = 0;
 	return le;
 }
@@ -1622,8 +1619,7 @@ static unsigned tx_le_req(const struct sk_buff *skb)
 	return count;
 }
 
-static void sky2_tx_unmap(struct pci_dev *pdev,
-			  const struct tx_ring_info *re)
+static void sky2_tx_unmap(struct pci_dev *pdev, struct tx_ring_info *re)
 {
 	if (re->flags & TX_MAP_SINGLE)
 		pci_unmap_single(pdev, pci_unmap_addr(re, mapaddr),
@@ -1633,6 +1629,7 @@ static void sky2_tx_unmap(struct pci_dev *pdev,
 		pci_unmap_page(pdev, pci_unmap_addr(re, mapaddr),
 			       pci_unmap_len(re, maplen),
 			       PCI_DMA_TODEVICE);
+	re->flags = 0;
 }
 
 /*
@@ -1839,6 +1836,7 @@ static void sky2_tx_complete(struct sky2_port *sky2, u16 done)
 			dev->stats.tx_packets++;
 			dev->stats.tx_bytes += skb->len;
 
+			re->skb = NULL;
 			dev_kfree_skb_any(skb);
 
 			sky2->tx_next = RING_NEXT(idx, sky2->tx_ring_size);

include/net/netns/conntrack.h

@@ -11,6 +11,8 @@ struct nf_conntrack_ecache;
 struct netns_ct {
 	atomic_t		count;
 	unsigned int		expect_count;
+	unsigned int		htable_size;
+	struct kmem_cache	*nf_conntrack_cachep;
 	struct hlist_nulls_head	*hash;
 	struct hlist_head	*expect_hash;
 	struct hlist_nulls_head	unconfirmed;
@@ -28,5 +30,6 @@ struct netns_ct {
 #endif
 	int			hash_vmalloc;
 	int			expect_vmalloc;
+	char			*slabname;
 };
 #endif

include/net/netns/ipv4.h

@@ -40,6 +40,7 @@ struct netns_ipv4 {
 	struct xt_table		*iptable_security;
 	struct xt_table		*nat_table;
 	struct hlist_head	*nat_bysource;
+	unsigned int		nat_htable_size;
 	int			nat_vmalloced;
 #endif
 

net/bluetooth/hci_conn.c

@@ -377,6 +377,9 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8
 
 	if (acl->state == BT_CONNECTED &&
 			(sco->state == BT_OPEN || sco->state == BT_CLOSED)) {
+		acl->power_save = 1;
+		hci_conn_enter_active_mode(acl);
+
 		if (lmp_esco_capable(hdev))
 			hci_setup_sync(sco, acl->handle);
 		else

net/bluetooth/hci_event.c

@@ -1699,6 +1699,7 @@ static inline void hci_sync_conn_complete_evt(struct hci_dev *hdev, struct sk_bu
 		break;
 
 	case 0x1c:	/* SCO interval rejected */
+	case 0x1a:	/* Unsupported Remote Feature */
 	case 0x1f:	/* Unspecified error */
 		if (conn->out && conn->attempt < 2) {
 			conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) |

net/bluetooth/hidp/core.c

@@ -703,29 +703,9 @@ static void hidp_close(struct hid_device *hid)
 static int hidp_parse(struct hid_device *hid)
 {
 	struct hidp_session *session = hid->driver_data;
-	struct hidp_connadd_req *req = session->req;
-	unsigned char *buf;
-	int ret;
 
-	buf = kmalloc(req->rd_size, GFP_KERNEL);
-	if (!buf)
-		return -ENOMEM;
-
-	if (copy_from_user(buf, req->rd_data, req->rd_size)) {
-		kfree(buf);
-		return -EFAULT;
-	}
-
-	ret = hid_parse_report(session->hid, buf, req->rd_size);
-
-	kfree(buf);
-
-	if (ret)
-		return ret;
-
-	session->req = NULL;
-
-	return 0;
+	return hid_parse_report(session->hid, session->rd_data,
+			session->rd_size);
 }
 
 static int hidp_start(struct hid_device *hid)
@@ -770,12 +750,24 @@ static int hidp_setup_hid(struct hidp_session *session,
 	bdaddr_t src, dst;
 	int err;
 
+	session->rd_data = kzalloc(req->rd_size, GFP_KERNEL);
+	if (!session->rd_data)
+		return -ENOMEM;
+
+	if (copy_from_user(session->rd_data, req->rd_data, req->rd_size)) {
+		err = -EFAULT;
+		goto fault;
+	}
+	session->rd_size = req->rd_size;
+
 	hid = hid_allocate_device();
-	if (IS_ERR(hid))
-		return PTR_ERR(hid);
+	if (IS_ERR(hid)) {
+		err = PTR_ERR(hid);
+		goto fault;
+	}
 
 	session->hid = hid;
-	session->req = req;
+
 	hid->driver_data = session;
 
 	baswap(&src, &bt_sk(session->ctrl_sock->sk)->src);
@@ -806,6 +798,10 @@ failed:
 	hid_destroy_device(hid);
 	session->hid = NULL;
 
+fault:
+	kfree(session->rd_data);
+	session->rd_data = NULL;
+
 	return err;
 }
 
@@ -900,6 +896,9 @@ unlink:
 		session->hid = NULL;
 	}
 
+	kfree(session->rd_data);
+	session->rd_data = NULL;
+
 purge:
 	skb_queue_purge(&session->ctrl_transmit);
 	skb_queue_purge(&session->intr_transmit);

net/bluetooth/hidp/hidp.h

@@ -154,7 +154,9 @@ struct hidp_session {
 	struct sk_buff_head ctrl_transmit;
 	struct sk_buff_head intr_transmit;
 
-	struct hidp_connadd_req *req;
+	/* Report descriptor */
+	__u8 *rd_data;
+	uint rd_size;
 };
 
 static inline void hidp_schedule(struct hidp_session *session)

net/bluetooth/rfcomm/core.c

@@ -252,7 +252,6 @@ static void rfcomm_session_timeout(unsigned long arg)
 	BT_DBG("session %p state %ld", s, s->state);
 
 	set_bit(RFCOMM_TIMED_OUT, &s->flags);
-	rfcomm_session_put(s);
 	rfcomm_schedule(RFCOMM_SCHED_TIMEO);
 }
 
@@ -1151,7 +1150,11 @@ static int rfcomm_recv_ua(struct rfcomm_session *s, u8 dlci)
 			break;
 
 		case BT_DISCONN:
-			rfcomm_session_put(s);
+			/* When socket is closed and we are not RFCOMM
+			 * initiator rfcomm_process_rx already calls
+			 * rfcomm_session_put() */
+			if (s->sock->sk->sk_state != BT_CLOSED)
+				rfcomm_session_put(s);
 			break;
 		}
 	}
@@ -1920,6 +1923,7 @@ static inline void rfcomm_process_sessions(void)
 		if (test_and_clear_bit(RFCOMM_TIMED_OUT, &s->flags)) {
 			s->state = BT_DISCONN;
 			rfcomm_send_disc(s, 0);
+			rfcomm_session_put(s);
 			continue;
 		}
 

net/core/dst.c

@@ -17,6 +17,7 @@
 #include <linux/string.h>
 #include <linux/types.h>
 #include <net/net_namespace.h>
+#include <linux/sched.h>
 
 #include <net/dst.h>
 
@@ -79,6 +80,7 @@ loop:
 	while ((dst = next) != NULL) {
 		next = dst->next;
 		prefetch(&next->next);
+		cond_resched();
 		if (likely(atomic_read(&dst->__refcnt))) {
 			last->next = dst;
 			last = dst;

net/core/pktgen.c

@@ -3524,6 +3524,7 @@ static int pktgen_thread_worker(void *arg)
 			wait_event_interruptible_timeout(t->queue,
 							 t->control != 0,
 							 HZ/10);
+			try_to_freeze();
 			continue;
 		}
 

net/dccp/ccid.c

@@ -83,7 +83,7 @@ static struct kmem_cache *ccid_kmem_cache_create(int obj_size, char *slab_name_f
 	va_list args;
 
 	va_start(args, fmt);
-	vsnprintf(slab_name_fmt, sizeof(slab_name_fmt), fmt, args);
+	vsnprintf(slab_name_fmt, CCID_SLAB_NAME_LENGTH, fmt, args);
 	va_end(args);
 
 	slab = kmem_cache_create(slab_name_fmt, sizeof(struct ccid) + obj_size, 0,

net/dccp/ccid.h

@@ -19,7 +19,9 @@
 #include <linux/list.h>
 #include <linux/module.h>
 
-#define CCID_MAX 255
+/* maximum value for a CCID (RFC 4340, 19.5) */
+#define CCID_MAX		255
+#define CCID_SLAB_NAME_LENGTH	32
 
 struct tcp_info;
 
@@ -49,8 +51,8 @@ struct ccid_operations {
 	const char		*ccid_name;
 	struct kmem_cache	*ccid_hc_rx_slab,
 				*ccid_hc_tx_slab;
-	char			ccid_hc_rx_slab_name[32];
-	char			ccid_hc_tx_slab_name[32];
+	char			ccid_hc_rx_slab_name[CCID_SLAB_NAME_LENGTH];
+	char			ccid_hc_tx_slab_name[CCID_SLAB_NAME_LENGTH];
 	__u32			ccid_hc_rx_obj_size,
 				ccid_hc_tx_obj_size;
 	/* Interface Routines */

net/dccp/probe.c

@@ -161,8 +161,8 @@ static __init int dccpprobe_init(void)
 	if (!proc_net_fops_create(&init_net, procname, S_IRUSR, &dccpprobe_fops))
 		goto err0;
 
-	ret = try_then_request_module((register_jprobe(&dccp_send_probe) == 0),
-					"dccp");
+	try_then_request_module((ret = register_jprobe(&dccp_send_probe)) == 0,
+				"dccp");
 	if (ret)
 		goto err1;