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:
  can: add sanity checks
  fs_enet: restore promiscuous and multicast settings in restart()
  ibm_newemac: Fixes entry of short packets
  ibm_newemac: Fixes kernel crashes when speed of cable connected changes
  pasemi_mac: Access iph->tot_len with correct endianness
  ehea: Access iph->tot_len with correct endianness
  ehea: fix race condition
  ehea: add MODULE_DEVICE_TABLE
  ehea: fix might sleep problem
  forcedeth: fix lockdep warning on ethtool -s
  Add missing skb->dev assignment in Frame Relay RX code
  bridge: fix use-after-free in br_cleanup_bridges()
  tcp: fix a size_t < 0 comparison in tcp_read_sock
  tcp: net/ipv4/tcp.c needs linux/scatterlist.h
  libertas: support USB persistence on suspend/resume (resend)
  iwlwifi: drop skb silently for Tx request in monitor mode
  iwlwifi: fix incorrect 5GHz rates reported in monitor mode

2 files changed, 30 insertions, 20 deletions

diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h
index fe872fbd671e..e01926b7b5b7 100644
--- a/drivers/net/ehea/ehea.h
+++ b/drivers/net/ehea/ehea.h
@@ -40,7 +40,7 @@
 #include <asm/io.h>
 
 #define DRV_NAME        "ehea"
-#define DRV_VERSION     "EHEA_0091"
+#define DRV_VERSION     "EHEA_0092"
 
 /* eHEA capability flags */
 #define DLPAR_PORT_ADD_REM 1
@@ -452,7 +452,7 @@ struct ehea_bcmc_reg_entry {
 struct ehea_bcmc_reg_array {
         struct ehea_bcmc_reg_entry *arr;
         int num_entries;
-        struct mutex lock;
+        spinlock_t lock;
 };
 
 #define EHEA_PORT_UP 1
@@ -478,6 +478,7 @@ struct ehea_port {
         int num_add_tx_qps;
         int num_mcs;
         int resets;
+        u64 flags;
         u64 mac_addr;
         u32 logical_port_id;
         u32 port_speed;
@@ -501,7 +502,8 @@ struct port_res_cfg {
 };
 
 enum ehea_flag_bits {
-        __EHEA_STOP_XFER
+        __EHEA_STOP_XFER,
+        __EHEA_DISABLE_PORT_RESET
 };
 
 void ehea_set_ethtool_ops(struct net_device *netdev);
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index 075fd547421e..0920b796bd78 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -118,6 +118,7 @@ static struct of_device_id ehea_device_table[] = {
         },
         {},
 };
+MODULE_DEVICE_TABLE(of, ehea_device_table);
 
 static struct of_platform_driver ehea_driver = {
         .name = "ehea",
@@ -137,6 +138,12 @@ void ehea_dump(void *adr, int len, char *msg)
         }
 }
 
+void ehea_schedule_port_reset(struct ehea_port *port)
+{
+        if (!test_bit(__EHEA_DISABLE_PORT_RESET, &port->flags))
+                schedule_work(&port->reset_task);
+}
+
 static void ehea_update_firmware_handles(void)
 {
         struct ehea_fw_handle_entry *arr = NULL;
@@ -241,7 +248,7 @@ static void ehea_update_bcmc_registrations(void)
                 }
 
         if (num_registrations) {
-                arr = kzalloc(num_registrations * sizeof(*arr), GFP_KERNEL);
+                arr = kzalloc(num_registrations * sizeof(*arr), GFP_ATOMIC);
                 if (!arr)
                         return;  /* Keep the existing array */
         } else
@@ -301,7 +308,7 @@ static struct net_device_stats *ehea_get_stats(struct net_device *dev)
 
         memset(stats, 0, sizeof(*stats));
 
-        cb2 = kzalloc(PAGE_SIZE, GFP_KERNEL);
+        cb2 = kzalloc(PAGE_SIZE, GFP_ATOMIC);
         if (!cb2) {
                 ehea_error("no mem for cb2");
                 goto out;
@@ -587,7 +594,7 @@ static int ehea_treat_poll_error(struct ehea_port_res *pr, int rq,
                                    "Resetting port.", pr->qp->init_attr.qp_nr);
                         ehea_dump(cqe, sizeof(*cqe), "CQE");
                 }
-                schedule_work(&pr->port->reset_task);
+                ehea_schedule_port_reset(pr->port);
                 return 1;
         }
 
@@ -616,7 +623,7 @@ static int get_skb_hdr(struct sk_buff *skb, void **iphdr,
         *tcph = tcp_hdr(skb);
 
         /* check if ip header and tcp header are complete */
-        if (iph->tot_len < ip_len + tcp_hdrlen(skb))
+        if (ntohs(iph->tot_len) < ip_len + tcp_hdrlen(skb))
                 return -1;
 
         *hdr_flags = LRO_IPV4 | LRO_TCP;
@@ -765,7 +772,7 @@ static struct ehea_cqe *ehea_proc_cqes(struct ehea_port_res *pr, int my_quota)
                         ehea_error("Send Completion Error: Resetting port");
                         if (netif_msg_tx_err(pr->port))
                                 ehea_dump(cqe, sizeof(*cqe), "Send CQE");
-                        schedule_work(&pr->port->reset_task);
+                        ehea_schedule_port_reset(pr->port);
                         break;
                 }
 
@@ -885,7 +892,7 @@ static irqreturn_t ehea_qp_aff_irq_handler(int irq, void *param)
                 eqe = ehea_poll_eq(port->qp_eq);
         }
 
-        schedule_work(&port->reset_task);
+        ehea_schedule_port_reset(port);
 
         return IRQ_HANDLED;
 }
@@ -1763,7 +1770,7 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa)
 
         memcpy(dev->dev_addr, mac_addr->sa_data, dev->addr_len);
 
-        mutex_lock(&ehea_bcmc_regs.lock);
+        spin_lock(&ehea_bcmc_regs.lock);
 
         /* Deregister old MAC in pHYP */
         if (port->state == EHEA_PORT_UP) {
@@ -1785,7 +1792,7 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa)
 
 out_upregs:
         ehea_update_bcmc_registrations();
-        mutex_unlock(&ehea_bcmc_regs.lock);
+        spin_unlock(&ehea_bcmc_regs.lock);
 out_free:
         kfree(cb0);
 out:
@@ -1947,7 +1954,7 @@ static void ehea_set_multicast_list(struct net_device *dev)
         }
         ehea_promiscuous(dev, 0);
 
-        mutex_lock(&ehea_bcmc_regs.lock);
+        spin_lock(&ehea_bcmc_regs.lock);
 
         if (dev->flags & IFF_ALLMULTI) {
                 ehea_allmulti(dev, 1);
@@ -1978,7 +1985,7 @@ static void ehea_set_multicast_list(struct net_device *dev)
         }
 out:
         ehea_update_bcmc_registrations();
-        mutex_unlock(&ehea_bcmc_regs.lock);
+        spin_unlock(&ehea_bcmc_regs.lock);
         return;
 }
 
@@ -2497,7 +2504,7 @@ static int ehea_up(struct net_device *dev)
                 }
         }
 
-        mutex_lock(&ehea_bcmc_regs.lock);
+        spin_lock(&ehea_bcmc_regs.lock);
 
         ret = ehea_broadcast_reg_helper(port, H_REG_BCMC);
         if (ret) {
@@ -2520,7 +2527,7 @@ out:
                 ehea_info("Failed starting %s. ret=%i", dev->name, ret);
 
         ehea_update_bcmc_registrations();
-        mutex_unlock(&ehea_bcmc_regs.lock);
+        spin_unlock(&ehea_bcmc_regs.lock);
 
         ehea_update_firmware_handles();
         mutex_unlock(&ehea_fw_handles.lock);
@@ -2575,7 +2582,7 @@ static int ehea_down(struct net_device *dev)
 
         mutex_lock(&ehea_fw_handles.lock);
 
-        mutex_lock(&ehea_bcmc_regs.lock);
+        spin_lock(&ehea_bcmc_regs.lock);
         ehea_drop_multicast_list(dev);
         ehea_broadcast_reg_helper(port, H_DEREG_BCMC);
 
@@ -2584,7 +2591,7 @@ static int ehea_down(struct net_device *dev)
         port->state = EHEA_PORT_DOWN;
 
         ehea_update_bcmc_registrations();
-        mutex_unlock(&ehea_bcmc_regs.lock);
+        spin_unlock(&ehea_bcmc_regs.lock);
 
         ret = ehea_clean_all_portres(port);
         if (ret)
@@ -2605,13 +2612,14 @@ static int ehea_stop(struct net_device *dev)
         if (netif_msg_ifdown(port))
                 ehea_info("disabling port %s", dev->name);
 
+        set_bit(__EHEA_DISABLE_PORT_RESET, &port->flags);
         cancel_work_sync(&port->reset_task);
-
         mutex_lock(&port->port_lock);
         netif_stop_queue(dev);
         port_napi_disable(port);
         ret = ehea_down(dev);
         mutex_unlock(&port->port_lock);
+        clear_bit(__EHEA_DISABLE_PORT_RESET, &port->flags);
         return ret;
 }
 
@@ -2941,7 +2949,7 @@ static void ehea_tx_watchdog(struct net_device *dev)
 
         if (netif_carrier_ok(dev) &&
             !test_bit(__EHEA_STOP_XFER, &ehea_driver_flags))
-                schedule_work(&port->reset_task);
+                ehea_schedule_port_reset(port);
 }
 
 int ehea_sense_adapter_attr(struct ehea_adapter *adapter)
@@ -3590,7 +3598,7 @@ int __init ehea_module_init(void)
         memset(&ehea_bcmc_regs, 0, sizeof(ehea_bcmc_regs));
 
         mutex_init(&ehea_fw_handles.lock);
-        mutex_init(&ehea_bcmc_regs.lock);
+        spin_lock_init(&ehea_bcmc_regs.lock);
 
         ret = check_module_parm();
         if (ret)