Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next

Pablo Neira Ayuso says:

====================
Netfilter updates for net-next

The following patchset contains Netfilter updates for net-next:

1) Add nfgenmsg field to nfnetlink's struct nfnl_info and use it.

2) Remove nft_ctx_init_from_elemattr() and nft_ctx_init_from_setattr()
   helper functions.

3) Add the nf_ct_pernet() helper function to fetch the conntrack
   pernetns data area.

4) Expose TCP and UDP flowtable offload timeouts through sysctl,
   from Oz Shlomo.

5) Add nfnetlink_hook subsystem to fetch the netfilter hook
   pipeline configuration, from Florian Westphal. This also includes
   a new field to annotate the hook type as metadata.

6) Fix unsafe memory access to non-linear skbuff in the new SCTP
   chunk support for nft_exthdr, from Phil Sutter.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 9 insertions, 0 deletions

diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index 06dc6db70d18..cc663c68ddc4 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -346,6 +346,13 @@ nf_ct_set(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info info)
 	skb_set_nfct(skb, (unsigned long)ct | info);
 }
 
+extern unsigned int nf_conntrack_net_id;
+
+static inline struct nf_conntrack_net *nf_ct_pernet(const struct net *net)
+{
+	return net_generic(net, nf_conntrack_net_id);
+}
+
 #define NF_CT_STAT_INC(net, count)	  __this_cpu_inc((net)->ct.stat->count)
 #define NF_CT_STAT_INC_ATOMIC(net, count) this_cpu_inc((net)->ct.stat->count)
 #define NF_CT_STAT_ADD_ATOMIC(net, count, v) this_cpu_add((net)->ct.stat->count, (v))
diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h
index 48ef7460ff30..a3647fadf1cc 100644
--- a/include/net/netfilter/nf_flow_table.h
+++ b/include/net/netfilter/nf_flow_table.h
@@ -177,6 +177,8 @@ struct flow_offload {
 #define NF_FLOW_TIMEOUT (30 * HZ)
 #define nf_flowtable_time_stamp	(u32)jiffies
 
+unsigned long flow_offload_get_timeout(struct flow_offload *flow);
+
 static inline __s32 nf_flow_timeout_delta(unsigned int timeout)
 {
 	return (__s32)(timeout - nf_flowtable_time_stamp);