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

Pull networking fixes from David Miller:

 1) Fix regression in /proc/net/if_inet6, sometimes devices do not get
    listed.  From Eric Dumazet.

 2) Add IPSEC networking sub-section to MAINTAINERS.

 3) S390 networking fixes from Hendrik Brueckner and Stefan Raspl.

 4) Fix enslavement of devices that can't do VLAN properly, from Jiri
    Pirko.

 5) SCTP sack handling fix from Zijie Pan.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net:
  ipv6: addrconf: fix /proc/net/if_inet6
  bnx2x: fix handling mf storage modes
  qeth: fix deadlock between recovery and bonding driver
  smsgiucv: reestablish IUCV path after resume
  sctp: fix call to SCTP_CMD_PROCESS_SACK in sctp_cmd_interpreter()
  vlan: fix bond/team enslave of vlan challenged slave/port
  MAINTAINERS: Add explicit section for IPSEC networking.

6 files changed, 22 insertions, 16 deletions

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index b721902..b2530b0 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1519,7 +1519,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
 	/* no need to lock since we're protected by rtnl_lock */
 	if (slave_dev->features & NETIF_F_VLAN_CHALLENGED) {
 		pr_debug("%s: NETIF_F_VLAN_CHALLENGED\n", slave_dev->name);
-		if (bond_vlan_used(bond)) {
+		if (vlan_uses_dev(bond_dev)) {
 			pr_err("%s: Error: cannot enslave VLAN challenged slave %s on VLAN enabled bond %s\n",
 			       bond_dev->name, slave_dev->name, bond_dev->name);
 			return -EPERM;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 2422099..4833b6a 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -2957,9 +2957,13 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
 			skb_shinfo(skb)->nr_frags +
 			BDS_PER_TX_PKT +
 			NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT))) {
-		bnx2x_fp_qstats(bp, txdata->parent_fp)->driver_xoff++;
-		netif_tx_stop_queue(txq);
-		BNX2X_ERR("BUG! Tx ring full when queue awake!\n");
+		/* Handle special storage cases separately */
+		if (txdata->tx_ring_size != 0) {
+			BNX2X_ERR("BUG! Tx ring full when queue awake!\n");
+			bnx2x_fp_qstats(bp, txdata->parent_fp)->driver_xoff++;
+			netif_tx_stop_queue(txq);
+		}
+
 		return NETDEV_TX_BUSY;
 	}
 
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
index 71971a1..614981c 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
@@ -126,7 +126,7 @@ static inline int bnx2x_exe_queue_add(struct bnx2x *bp,
 		/* Check if this request is ok */
 		rc = o->validate(bp, o->owner, elem);
 		if (rc) {
-			BNX2X_ERR("Preamble failed: %d\n", rc);
+			DP(BNX2X_MSG_SP, "Preamble failed: %d\n", rc);
 			goto free_and_exit;
 		}
 	}
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index 2db4093..e67e025 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -1141,11 +1141,12 @@ static int qeth_l2_recover(void *ptr)
 		dev_info(&card->gdev->dev,
 			"Device successfully recovered!\n");
 	else {
-		rtnl_lock();
-		dev_close(card->dev);
-		rtnl_unlock();
-		dev_warn(&card->gdev->dev, "The qeth device driver "
-			"failed to recover an error on the device\n");
+		if (rtnl_trylock()) {
+			dev_close(card->dev);
+			rtnl_unlock();
+			dev_warn(&card->gdev->dev, "The qeth device driver "
+				"failed to recover an error on the device\n");
+		}
 	}
 	qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD);
 	qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD);
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 4cd310c..5ba3906 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -3510,11 +3510,12 @@ static int qeth_l3_recover(void *ptr)
 		dev_info(&card->gdev->dev,
 			"Device successfully recovered!\n");
 	else {
-		rtnl_lock();
-		dev_close(card->dev);
-		rtnl_unlock();
-		dev_warn(&card->gdev->dev, "The qeth device driver "
-			"failed to recover an error on the device\n");
+		if (rtnl_trylock()) {
+			dev_close(card->dev);
+			rtnl_unlock();
+			dev_warn(&card->gdev->dev, "The qeth device driver "
+				"failed to recover an error on the device\n");
+		}
 	}
 	qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD);
 	qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD);
diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c
index 207b7d7..d8f990b 100644
--- a/drivers/s390/net/smsgiucv.c
+++ b/drivers/s390/net/smsgiucv.c
@@ -157,7 +157,7 @@ static int smsg_pm_restore_thaw(struct device *dev)
 #ifdef CONFIG_PM_DEBUG
 	printk(KERN_WARNING "smsg_pm_restore_thaw\n");
 #endif
-	if (smsg_path && iucv_path_connected) {
+	if (smsg_path && !iucv_path_connected) {
 		memset(smsg_path, 0, sizeof(*smsg_path));
 		smsg_path->msglim = 255;
 		smsg_path->flags = 0;