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:
  net_cls_act: act_simple dont ignore realloc code
  iwlwifi: make IWLWIFI a tristate
  Revert "atm: Do not free already unregistered net device."
  dccp: return -EINVAL on invalid feature length
  irda: fix !PNP support for drivers/net/irda/smsc-ircc2.c
  irda: fix !PNP support in drivers/net/irda/nsc-ircc.c
  net_cls_act: Make act_simple use of netlink policy.
  ip: Use inline function dst_metric() instead of direct access to dst->metric[]
  ip: Make use of the inline function dst_metric_locked()
  atm: Bad locking on br2684_devs modifications.
  atm: Do not free already unregistered net device.
  mac80211: Do not free net device after it is unregistered.
  bridge: Consolidate error paths in br_add_bridge().
  bridge: Net device leak in br_add_bridge().
  niu: Fix probing regression for maramba on-board chips.
  lapbeth: Release ->ethdev when unregistering device.
  xfrm: convert empty xfrm_audit_* macros to functions
  net: Fix useless comment reference loop.
  sch_htb: remove from event queue in htb_parent_to_leaf()

1 files changed, 3 insertions, 1 deletions

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 4fe605fa6f8a..5c459f2b7985 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -200,7 +200,9 @@ struct sk_buff *__alloc_skb(unsigned int size, gfp_t gfp_mask,
 		goto nodata;
 
 	/*
-	 * See comment in sk_buff definition, just before the 'tail' member
+	 * Only clear those fields we need to clear, not those that we will
+	 * actually initialise below. Hence, don't put any more fields after
+	 * the tail pointer in struct sk_buff!
 	 */
 	memset(skb, 0, offsetof(struct sk_buff, tail));
 	skb->truesize = size + sizeof(struct sk_buff);