Re: pull request (net): ipsec 2014-02-27

From: Steffen Klassert <steffen.klassert@secunet.com>
Date: Thu, 27 Feb 2014 07:16:34 +0100

1) Build fix for ip_vti when NET_IP_TUNNEL is not set.
   We need this set to have ip_tunnel_get_stats64()
   available.

2) Fix a NULL pointer dereference on sub policy usage.
   We try to access a xfrm_state from the wrong array.

3) Take xfrm_state_lock in xfrm_migrate_state_find(),
   we need it to traverse through the state lists.

4) Clone states properly on migration, otherwise we crash
   when we migrate a state with aead algorithm attached.

5) Fix unlink race when between thread context and timer
   when policies are deleted.

Looks good, pulled, thanks Steffen.