include/linux/netfilter.h      |   36 ++++++++++++++++
 include/linux/netfilter_ipv4.h |    5 +-
 include/linux/netfilter_ipv6.h |    5 +-
 include/net/sock.h             |    6 ++
 net/netfilter/Makefile         |    2 
 net/netfilter/core.c           |   88 ++++++++++++++++++++++++++++++++++++++++-
 net/netfilter/nf_sk.c          |   43 ++++++++++++++++++++
 7 files changed, 180 insertions(+), 5 deletions(-)