diff options
author | David S. Miller <davem@davemloft.net> | 2014-01-06 02:18:50 +0100 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2014-01-06 02:18:50 +0100 |
commit | 855404efae0d449cc491978d54ea5d117a3cb271 (patch) | |
tree | 3c44948365a77058d8b1f2ed6e6683bfc52ef256 /net/ipv4 | |
parent | Merge branch 'bgmac' (diff) | |
parent | netfilter: x_tables: lightweight process control group matching (diff) | |
download | linux-855404efae0d449cc491978d54ea5d117a3cb271.tar.xz linux-855404efae0d449cc491978d54ea5d117a3cb271.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next
Pablo Neira Ayuso says:
====================
netfilter/IPVS updates for net-next
The following patchset contains Netfilter updates for your net-next tree,
they are:
* Add full port randomization support. Some crazy researchers found a way
to reconstruct the secure ephemeral ports that are allocated in random mode
by sending off-path bursts of UDP packets to overrun the socket buffer of
the DNS resolver to trigger retransmissions, then if the timing for the
DNS resolution done by a client is larger than usual, then they conclude
that the port that received the burst of UDP packets is the one that was
opened. It seems a bit aggressive method to me but it seems to work for
them. As a result, Daniel Borkmann and Hannes Frederic Sowa came up with a
new NAT mode to fully randomize ports using prandom.
* Add a new classifier to x_tables based on the socket net_cls set via
cgroups. These includes two patches to prepare the field as requested by
Zefan Li. Also from Daniel Borkmann.
* Use prandom instead of get_random_bytes in several locations of the
netfilter code, from Florian Westphal.
* Allow to use the CTA_MARK_MASK in ctnetlink when mangling the conntrack
mark, also from Florian Westphal.
* Fix compilation warning due to unused variable in IPVS, from Geert
Uytterhoeven.
* Add support for UID/GID via nfnetlink_queue, from Valentina Giusti.
* Add IPComp extension to x_tables, from Fan Du.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r-- | net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c index ecd8bec411c9..8127dc802865 100644 --- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c +++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c @@ -548,9 +548,3 @@ static void __exit nf_conntrack_l3proto_ipv4_fini(void) module_init(nf_conntrack_l3proto_ipv4_init); module_exit(nf_conntrack_l3proto_ipv4_fini); - -void need_ipv4_conntrack(void) -{ - return; -} -EXPORT_SYMBOL_GPL(need_ipv4_conntrack); |