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: (66 commits)
  be2net: fix some cmds to use mccq instead of mbox
  atl1e: fix 2.6.31-git4 -- ATL1E 0000:03:00.0: DMA-API: device driver frees DMA
  pkt_sched: Fix qstats.qlen updating in dump_stats
  ipv6: Log the affected address when DAD failure occurs
  wl12xx: Fix print_mac() conversion.
  af_iucv: fix race when queueing skbs on the backlog queue
  af_iucv: do not call iucv_sock_kill() twice
  af_iucv: handle non-accepted sockets after resuming from suspend
  af_iucv: fix race in __iucv_sock_wait()
  iucv: use correct output register in iucv_query_maxconn()
  iucv: fix iucv_buffer_cpumask check when calling IUCV functions
  iucv: suspend/resume error msg for left over pathes
  wl12xx: switch to %pM to print the mac address
  b44: the poll handler b44_poll must not enable IRQ unconditionally
  ipv6: Ignore route option with ROUTER_PREF_INVALID
  bonding: make ab_arp select active slaves as other modes
  cfg80211: fix SME connect
  rc80211_minstrel: fix contention window calculation
  ssb/sdio: fix printk format warnings
  p54usb: add Zcomax XG-705A usbid
  ...

1 files changed, 17 insertions, 7 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c
index 8150c5c3a16b..b90adcb73b06 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rx.c
@@ -239,26 +239,22 @@ void iwl_rx_allocate(struct iwl_priv *priv, gfp_t priority)
         struct iwl_rx_queue *rxq = &priv->rxq;
         struct list_head *element;
         struct iwl_rx_mem_buffer *rxb;
+        struct sk_buff *skb;
         unsigned long flags;
 
         while (1) {
                 spin_lock_irqsave(&rxq->lock, flags);
-
                 if (list_empty(&rxq->rx_used)) {
                         spin_unlock_irqrestore(&rxq->lock, flags);
                         return;
                 }
-                element = rxq->rx_used.next;
-                rxb = list_entry(element, struct iwl_rx_mem_buffer, list);
-                list_del(element);
-
                 spin_unlock_irqrestore(&rxq->lock, flags);
 
                 /* Alloc a new receive buffer */
-                rxb->skb = alloc_skb(priv->hw_params.rx_buf_size + 256,
+                skb = alloc_skb(priv->hw_params.rx_buf_size + 256,
                                                 priority);
 
-                if (!rxb->skb) {
+                if (!skb) {
                         IWL_CRIT(priv, "Can not allocate SKB buffers\n");
                         /* We don't reschedule replenish work here -- we will
                          * call the restock method and if it still needs
@@ -266,6 +262,20 @@ void iwl_rx_allocate(struct iwl_priv *priv, gfp_t priority)
                         break;
                 }
 
+                spin_lock_irqsave(&rxq->lock, flags);
+
+                if (list_empty(&rxq->rx_used)) {
+                        spin_unlock_irqrestore(&rxq->lock, flags);
+                        dev_kfree_skb_any(skb);
+                        return;
+                }
+                element = rxq->rx_used.next;
+                rxb = list_entry(element, struct iwl_rx_mem_buffer, list);
+                list_del(element);
+
+                spin_unlock_irqrestore(&rxq->lock, flags);
+
+                rxb->skb = skb;
                 /* Get physical address of RB/SKB */
                 rxb->real_dma_addr = pci_map_single(
                                         priv->pci_dev,