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: (47 commits)
  ehea: Fix napi list corruption on ifconfig down
  igbvf: Allow VF driver to correctly recognize failure to set mac
  3c59x: Fix build failure with gcc 3.2
  sky2: Avoid transmits during sky2_down()
  iwlagn: do not send key clear commands when rfkill enabled
  libertas: Read buffer overflow
  drivers/net/wireless: introduce missing kfree
  drivers/net/wireless/iwlwifi: introduce missing kfree
  zd1211rw: fix unaligned access in zd_mac_rx
  cfg80211: fix regression on beacon world roaming feature
  cfg80211: add two missing NULL pointer checks
  ixgbe: Patch to modify 82598 PCIe completion timeout values
  bluetooth: rfcomm_init bug fix
  mlx4_en: Fix double pci unmapping.
  mISDN: Fix handling of receive buffer size in L1oIP
  pcnet32: VLB support fixes
  pcnet32: remove superfluous NULL pointer check in pcnet32_probe1()
  net: restore the original spinlock to protect unicast list
  netxen: fix coherent dma mask setting
  mISDN: Read buffer overflow
  ...

1 files changed, 12 insertions, 0 deletions

diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index de5bba7f910a..0936fc24942d 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2453,6 +2453,18 @@ void __ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb,
                 return;
         }
 
+        /*
+         * If we're suspending, it is possible although not too likely
+         * that we'd be receiving frames after having already partially
+         * quiesced the stack. We can't process such frames then since
+         * that might, for example, cause stations to be added or other
+         * driver callbacks be invoked.
+         */
+        if (unlikely(local->quiescing || local->suspended)) {
+                kfree_skb(skb);
+                return;
+        }
+
         if (status->flag & RX_FLAG_HT) {
                 /* rate_idx is MCS index */
                 if (WARN_ON(status->rate_idx < 0 ||