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/IPVS updates for your net-next
tree, more relevant updates in this batch are:

1) Add Maglev support to IPVS. Moreover, store lastest server weight in
   IPVS since this is needed by maglev, patches from from Inju Song.

2) Preparation works to add iptables flowtable support, patches
   from Felix Fietkau.

3) Hand over flows back to conntrack slow path in case of TCP RST/FIN
   packet is seen via new teardown state, also from Felix.

4) Add support for extended netlink error reporting for nf_tables.

5) Support for larger timeouts that 23 days in nf_tables, patch from
   Florian Westphal.

6) Always set an upper limit to dynamic sets, also from Florian.

7) Allow number generator to make map lookups, from Laura Garcia.

8) Use hash_32() instead of opencode hashing in IPVS, from Vicent Bernat.

9) Extend ip6tables SRH match to support previous, next and last SID,
   from Ahmed Abdelsalam.

10) Move Passive OS fingerprint nf_osf.c, from Fernando Fernandez.

11) Expose nf_conntrack_max through ctnetlink, from Florent Fourcot.

12) Several housekeeping patches for xt_NFLOG, x_tables and ebtables,
   from Taehee Yoo.

13) Unify meta bridge with core nft_meta, then make nft_meta built-in.
   Make rt and exthdr built-in too, again from Florian.

14) Missing initialization of tbl->entries in IPVS, from Cong Wang.
====================

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

12 files changed, 180 insertions, 298 deletions

diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index dfd8af41824e..7f4493080df6 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -383,28 +383,6 @@ static inline int ip6_forward_finish(struct net *net, struct sock *sk,
 	return dst_output(net, sk, skb);
 }
 
-unsigned int ip6_dst_mtu_forward(const struct dst_entry *dst)
-{
-	unsigned int mtu;
-	struct inet6_dev *idev;
-
-	if (dst_metric_locked(dst, RTAX_MTU)) {
-		mtu = dst_metric_raw(dst, RTAX_MTU);
-		if (mtu)
-			return mtu;
-	}
-
-	mtu = IPV6_MIN_MTU;
-	rcu_read_lock();
-	idev = __in6_dev_get(dst->dev);
-	if (idev)
-		mtu = idev->cnf.mtu6;
-	rcu_read_unlock();
-
-	return mtu;
-}
-EXPORT_SYMBOL_GPL(ip6_dst_mtu_forward);
-
 static bool ip6_pkt_too_big(const struct sk_buff *skb, unsigned int mtu)
 {
 	if (skb->len <= mtu)
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 65c9e1a58305..7097bbf95843 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -528,7 +528,6 @@ static int check_target(struct ip6t_entry *e, struct net *net, const char *name)
 		.family    = NFPROTO_IPV6,
 	};
 
-	t = ip6t_get_target(e);
 	return xt_check_target(&par, t->u.target_size - sizeof(*t),
 			       e->ipv6.proto,
 			       e->ipv6.invflags & IP6T_INV_PROTO);
diff --git a/net/ipv6/netfilter/ip6t_MASQUERADE.c b/net/ipv6/netfilter/ip6t_MASQUERADE.c
index 92c0047e7e33..491f808e356a 100644
--- a/net/ipv6/netfilter/ip6t_MASQUERADE.c
+++ b/net/ipv6/netfilter/ip6t_MASQUERADE.c
@@ -29,7 +29,7 @@ masquerade_tg6(struct sk_buff *skb, const struct xt_action_param *par)
 
 static int masquerade_tg6_checkentry(const struct xt_tgchk_param *par)
 {
-	const struct nf_nat_range *range = par->targinfo;
+	const struct nf_nat_range2 *range = par->targinfo;
 
 	if (range->flags & NF_NAT_RANGE_MAP_IPS)
 		return -EINVAL;
diff --git a/net/ipv6/netfilter/ip6t_srh.c b/net/ipv6/netfilter/ip6t_srh.c
index 33719d5560c8..1059894a6f4c 100644
--- a/net/ipv6/netfilter/ip6t_srh.c
+++ b/net/ipv6/netfilter/ip6t_srh.c
@@ -117,6 +117,130 @@ static bool srh_mt6(const struct sk_buff *skb, struct xt_action_param *par)
 	return true;
 }
 
+static bool srh1_mt6(const struct sk_buff *skb, struct xt_action_param *par)
+{
+	int hdrlen, psidoff, nsidoff, lsidoff, srhoff = 0;
+	const struct ip6t_srh1 *srhinfo = par->matchinfo;
+	struct in6_addr *psid, *nsid, *lsid;
+	struct in6_addr _psid, _nsid, _lsid;
+	struct ipv6_sr_hdr *srh;
+	struct ipv6_sr_hdr _srh;
+
+	if (ipv6_find_hdr(skb, &srhoff, IPPROTO_ROUTING, NULL, NULL) < 0)
+		return false;
+	srh = skb_header_pointer(skb, srhoff, sizeof(_srh), &_srh);
+	if (!srh)
+		return false;
+
+	hdrlen = ipv6_optlen(srh);
+	if (skb->len - srhoff < hdrlen)
+		return false;
+
+	if (srh->type != IPV6_SRCRT_TYPE_4)
+		return false;
+
+	if (srh->segments_left > srh->first_segment)
+		return false;
+
+	/* Next Header matching */
+	if (srhinfo->mt_flags & IP6T_SRH_NEXTHDR)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_NEXTHDR,
+				!(srh->nexthdr == srhinfo->next_hdr)))
+			return false;
+
+	/* Header Extension Length matching */
+	if (srhinfo->mt_flags & IP6T_SRH_LEN_EQ)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_LEN_EQ,
+				!(srh->hdrlen == srhinfo->hdr_len)))
+			return false;
+	if (srhinfo->mt_flags & IP6T_SRH_LEN_GT)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_LEN_GT,
+				!(srh->hdrlen > srhinfo->hdr_len)))
+			return false;
+	if (srhinfo->mt_flags & IP6T_SRH_LEN_LT)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_LEN_LT,
+				!(srh->hdrlen < srhinfo->hdr_len)))
+			return false;
+
+	/* Segments Left matching */
+	if (srhinfo->mt_flags & IP6T_SRH_SEGS_EQ)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_SEGS_EQ,
+				!(srh->segments_left == srhinfo->segs_left)))
+			return false;
+	if (srhinfo->mt_flags & IP6T_SRH_SEGS_GT)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_SEGS_GT,
+				!(srh->segments_left > srhinfo->segs_left)))
+			return false;
+	if (srhinfo->mt_flags & IP6T_SRH_SEGS_LT)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_SEGS_LT,
+				!(srh->segments_left < srhinfo->segs_left)))
+			return false;
+
+	/**
+	 * Last Entry matching
+	 * Last_Entry field was introduced in revision 6 of the SRH draft.
+	 * It was called First_Segment in the previous revision
+	 */
+	if (srhinfo->mt_flags & IP6T_SRH_LAST_EQ)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_LAST_EQ,
+				!(srh->first_segment == srhinfo->last_entry)))
+			return false;
+	if (srhinfo->mt_flags & IP6T_SRH_LAST_GT)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_LAST_GT,
+				!(srh->first_segment > srhinfo->last_entry)))
+			return false;
+	if (srhinfo->mt_flags & IP6T_SRH_LAST_LT)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_LAST_LT,
+				!(srh->first_segment < srhinfo->last_entry)))
+			return false;
+
+	/**
+	 * Tag matchig
+	 * Tag field was introduced in revision 6 of the SRH draft
+	 */
+	if (srhinfo->mt_flags & IP6T_SRH_TAG)
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_TAG,
+				!(srh->tag == srhinfo->tag)))
+			return false;
+
+	/* Previous SID matching */
+	if (srhinfo->mt_flags & IP6T_SRH_PSID) {
+		if (srh->segments_left == srh->first_segment)
+			return false;
+		psidoff = srhoff + sizeof(struct ipv6_sr_hdr) +
+			  ((srh->segments_left + 1) * sizeof(struct in6_addr));
+		psid = skb_header_pointer(skb, psidoff, sizeof(_psid), &_psid);
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_PSID,
+				ipv6_masked_addr_cmp(psid, &srhinfo->psid_msk,
+						     &srhinfo->psid_addr)))
+			return false;
+	}
+
+	/* Next SID matching */
+	if (srhinfo->mt_flags & IP6T_SRH_NSID) {
+		if (srh->segments_left == 0)
+			return false;
+		nsidoff = srhoff + sizeof(struct ipv6_sr_hdr) +
+			  ((srh->segments_left - 1) * sizeof(struct in6_addr));
+		nsid = skb_header_pointer(skb, nsidoff, sizeof(_nsid), &_nsid);
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_NSID,
+				ipv6_masked_addr_cmp(nsid, &srhinfo->nsid_msk,
+						     &srhinfo->nsid_addr)))
+			return false;
+	}
+
+	/* Last SID matching */
+	if (srhinfo->mt_flags & IP6T_SRH_LSID) {
+		lsidoff = srhoff + sizeof(struct ipv6_sr_hdr);
+		lsid = skb_header_pointer(skb, lsidoff, sizeof(_lsid), &_lsid);
+		if (NF_SRH_INVF(srhinfo, IP6T_SRH_INV_LSID,
+				ipv6_masked_addr_cmp(lsid, &srhinfo->lsid_msk,
+						     &srhinfo->lsid_addr)))
+			return false;
+	}
+	return true;
+}
+
 static int srh_mt6_check(const struct xt_mtchk_param *par)
 {
 	const struct ip6t_srh *srhinfo = par->matchinfo;
@@ -136,23 +260,54 @@ static int srh_mt6_check(const struct xt_mtchk_param *par)
 	return 0;
 }
 
-static struct xt_match srh_mt6_reg __read_mostly = {
-	.name		= "srh",
-	.family		= NFPROTO_IPV6,
-	.match		= srh_mt6,
-	.matchsize	= sizeof(struct ip6t_srh),
-	.checkentry	= srh_mt6_check,
-	.me		= THIS_MODULE,
+static int srh1_mt6_check(const struct xt_mtchk_param *par)
+{
+	const struct ip6t_srh1 *srhinfo = par->matchinfo;
+
+	if (srhinfo->mt_flags & ~IP6T_SRH_MASK) {
+		pr_info_ratelimited("unknown srh match flags  %X\n",
+				    srhinfo->mt_flags);
+		return -EINVAL;
+	}
+
+	if (srhinfo->mt_invflags & ~IP6T_SRH_INV_MASK) {
+		pr_info_ratelimited("unknown srh invflags %X\n",
+				    srhinfo->mt_invflags);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static struct xt_match srh_mt6_reg[] __read_mostly = {
+	{
+		.name		= "srh",
+		.revision	= 0,
+		.family		= NFPROTO_IPV6,
+		.match		= srh_mt6,
+		.matchsize	= sizeof(struct ip6t_srh),
+		.checkentry	= srh_mt6_check,
+		.me		= THIS_MODULE,
+	},
+	{
+		.name           = "srh",
+		.revision       = 1,
+		.family         = NFPROTO_IPV6,
+		.match          = srh1_mt6,
+		.matchsize      = sizeof(struct ip6t_srh1),
+		.checkentry     = srh1_mt6_check,
+		.me             = THIS_MODULE,
+	}
 };
 
 static int __init srh_mt6_init(void)
 {
-	return xt_register_match(&srh_mt6_reg);
+	return xt_register_matches(srh_mt6_reg, ARRAY_SIZE(srh_mt6_reg));
 }
 
 static void __exit srh_mt6_exit(void)
 {
-	xt_unregister_match(&srh_mt6_reg);
+	xt_unregister_matches(srh_mt6_reg, ARRAY_SIZE(srh_mt6_reg));
 }
 
 module_init(srh_mt6_init);
diff --git a/net/ipv6/netfilter/ip6table_nat.c b/net/ipv6/netfilter/ip6table_nat.c
index 47306e45a80a..2bf554e18af8 100644
--- a/net/ipv6/netfilter/ip6table_nat.c
+++ b/net/ipv6/netfilter/ip6table_nat.c
@@ -35,8 +35,7 @@ static const struct xt_table nf_nat_ipv6_table = {
 
 static unsigned int ip6table_nat_do_chain(void *priv,
 					  struct sk_buff *skb,
-					  const struct nf_hook_state *state,
-					  struct nf_conn *ct)
+					  const struct nf_hook_state *state)
 {
 	return ip6t_do_table(skb, state, state->net->ipv6.ip6table_nat);
 }
diff --git a/net/ipv6/netfilter/nf_flow_table_ipv6.c b/net/ipv6/netfilter/nf_flow_table_ipv6.c
index 207cb35569b1..c511d206bf9b 100644
--- a/net/ipv6/netfilter/nf_flow_table_ipv6.c
+++ b/net/ipv6/netfilter/nf_flow_table_ipv6.c
@@ -3,256 +3,12 @@
 #include <linux/module.h>
 #include <linux/netfilter.h>
 #include <linux/rhashtable.h>
-#include <linux/ipv6.h>
-#include <linux/netdevice.h>
-#include <net/ipv6.h>
-#include <net/ip6_route.h>
-#include <net/neighbour.h>
 #include <net/netfilter/nf_flow_table.h>
 #include <net/netfilter/nf_tables.h>
-/* For layer 4 checksum field offset. */
-#include <linux/tcp.h>
-#include <linux/udp.h>
-
-static int nf_flow_nat_ipv6_tcp(struct sk_buff *skb, unsigned int thoff,
-				struct in6_addr *addr,
-				struct in6_addr *new_addr)
-{
-	struct tcphdr *tcph;
-
-	if (!pskb_may_pull(skb, thoff + sizeof(*tcph)) ||
-	    skb_try_make_writable(skb, thoff + sizeof(*tcph)))
-		return -1;
-
-	tcph = (void *)(skb_network_header(skb) + thoff);
-	inet_proto_csum_replace16(&tcph->check, skb, addr->s6_addr32,
-				  new_addr->s6_addr32, true);
-
-	return 0;
-}
-
-static int nf_flow_nat_ipv6_udp(struct sk_buff *skb, unsigned int thoff,
-				struct in6_addr *addr,
-				struct in6_addr *new_addr)
-{
-	struct udphdr *udph;
-
-	if (!pskb_may_pull(skb, thoff + sizeof(*udph)) ||
-	    skb_try_make_writable(skb, thoff + sizeof(*udph)))
-		return -1;
-
-	udph = (void *)(skb_network_header(skb) + thoff);
-	if (udph->check || skb->ip_summed == CHECKSUM_PARTIAL) {
-		inet_proto_csum_replace16(&udph->check, skb, addr->s6_addr32,
-					  new_addr->s6_addr32, true);
-		if (!udph->check)
-			udph->check = CSUM_MANGLED_0;
-	}
-
-	return 0;
-}
-
-static int nf_flow_nat_ipv6_l4proto(struct sk_buff *skb, struct ipv6hdr *ip6h,
-				    unsigned int thoff, struct in6_addr *addr,
-				    struct in6_addr *new_addr)
-{
-	switch (ip6h->nexthdr) {
-	case IPPROTO_TCP:
-		if (nf_flow_nat_ipv6_tcp(skb, thoff, addr, new_addr) < 0)
-			return NF_DROP;
-		break;
-	case IPPROTO_UDP:
-		if (nf_flow_nat_ipv6_udp(skb, thoff, addr, new_addr) < 0)
-			return NF_DROP;
-		break;
-	}
-
-	return 0;
-}
-
-static int nf_flow_snat_ipv6(const struct flow_offload *flow,
-			     struct sk_buff *skb, struct ipv6hdr *ip6h,
-			     unsigned int thoff,
-			     enum flow_offload_tuple_dir dir)
-{
-	struct in6_addr addr, new_addr;
-
-	switch (dir) {
-	case FLOW_OFFLOAD_DIR_ORIGINAL:
-		addr = ip6h->saddr;
-		new_addr = flow->tuplehash[FLOW_OFFLOAD_DIR_REPLY].tuple.dst_v6;
-		ip6h->saddr = new_addr;
-		break;
-	case FLOW_OFFLOAD_DIR_REPLY:
-		addr = ip6h->daddr;
-		new_addr = flow->tuplehash[FLOW_OFFLOAD_DIR_ORIGINAL].tuple.src_v6;
-		ip6h->daddr = new_addr;
-		break;
-	default:
-		return -1;
-	}
-
-	return nf_flow_nat_ipv6_l4proto(skb, ip6h, thoff, &addr, &new_addr);
-}
-
-static int nf_flow_dnat_ipv6(const struct flow_offload *flow,
-			     struct sk_buff *skb, struct ipv6hdr *ip6h,
-			     unsigned int thoff,
-			     enum flow_offload_tuple_dir dir)
-{
-	struct in6_addr addr, new_addr;
-
-	switch (dir) {
-	case FLOW_OFFLOAD_DIR_ORIGINAL:
-		addr = ip6h->daddr;
-		new_addr = flow->tuplehash[FLOW_OFFLOAD_DIR_REPLY].tuple.src_v6;
-		ip6h->daddr = new_addr;
-		break;
-	case FLOW_OFFLOAD_DIR_REPLY:
-		addr = ip6h->saddr;
-		new_addr = flow->tuplehash[FLOW_OFFLOAD_DIR_ORIGINAL].tuple.dst_v6;
-		ip6h->saddr = new_addr;
-		break;
-	default:
-		return -1;
-	}
-
-	return nf_flow_nat_ipv6_l4proto(skb, ip6h, thoff, &addr, &new_addr);
-}
-
-static int nf_flow_nat_ipv6(const struct flow_offload *flow,
-			    struct sk_buff *skb,
-			    enum flow_offload_tuple_dir dir)
-{
-	struct ipv6hdr *ip6h = ipv6_hdr(skb);
-	unsigned int thoff = sizeof(*ip6h);
-
-	if (flow->flags & FLOW_OFFLOAD_SNAT &&
-	    (nf_flow_snat_port(flow, skb, thoff, ip6h->nexthdr, dir) < 0 ||
-	     nf_flow_snat_ipv6(flow, skb, ip6h, thoff, dir) < 0))
-		return -1;
-	if (flow->flags & FLOW_OFFLOAD_DNAT &&
-	    (nf_flow_dnat_port(flow, skb, thoff, ip6h->nexthdr, dir) < 0 ||
-	     nf_flow_dnat_ipv6(flow, skb, ip6h, thoff, dir) < 0))
-		return -1;
-
-	return 0;
-}
-
-static int nf_flow_tuple_ipv6(struct sk_buff *skb, const struct net_device *dev,
-			      struct flow_offload_tuple *tuple)
-{
-	struct flow_ports *ports;
-	struct ipv6hdr *ip6h;
-	unsigned int thoff;
-
-	if (!pskb_may_pull(skb, sizeof(*ip6h)))
-		return -1;
-
-	ip6h = ipv6_hdr(skb);
-
-	if (ip6h->nexthdr != IPPROTO_TCP &&
-	    ip6h->nexthdr != IPPROTO_UDP)
-		return -1;
-
-	thoff = sizeof(*ip6h);
-	if (!pskb_may_pull(skb, thoff + sizeof(*ports)))
-		return -1;
-
-	ports = (struct flow_ports *)(skb_network_header(skb) + thoff);
-
-	tuple->src_v6		= ip6h->saddr;
-	tuple->dst_v6		= ip6h->daddr;
-	tuple->src_port		= ports->source;
-	tuple->dst_port		= ports->dest;
-	tuple->l3proto		= AF_INET6;
-	tuple->l4proto		= ip6h->nexthdr;
-	tuple->iifidx		= dev->ifindex;
-
-	return 0;
-}
-
-/* Based on ip_exceeds_mtu(). */
-static bool __nf_flow_exceeds_mtu(const struct sk_buff *skb, unsigned int mtu)
-{
-	if (skb->len <= mtu)
-		return false;
-
-	if (skb_is_gso(skb) && skb_gso_validate_network_len(skb, mtu))
-		return false;
-
-	return true;
-}
-
-static bool nf_flow_exceeds_mtu(struct sk_buff *skb, const struct rt6_info *rt)
-{
-	u32 mtu;
-
-	mtu = ip6_dst_mtu_forward(&rt->dst);
-	if (__nf_flow_exceeds_mtu(skb, mtu))
-		return true;
-
-	return false;
-}
-
-unsigned int
-nf_flow_offload_ipv6_hook(void *priv, struct sk_buff *skb,
-			  const struct nf_hook_state *state)
-{
-	struct flow_offload_tuple_rhash *tuplehash;
-	struct nf_flowtable *flow_table = priv;
-	struct flow_offload_tuple tuple = {};
-	enum flow_offload_tuple_dir dir;
-	struct flow_offload *flow;
-	struct net_device *outdev;
-	struct in6_addr *nexthop;
-	struct ipv6hdr *ip6h;
-	struct rt6_info *rt;
-
-	if (skb->protocol != htons(ETH_P_IPV6))
-		return NF_ACCEPT;
-
-	if (nf_flow_tuple_ipv6(skb, state->in, &tuple) < 0)
-		return NF_ACCEPT;
-
-	tuplehash = flow_offload_lookup(flow_table, &tuple);
-	if (tuplehash == NULL)
-		return NF_ACCEPT;
-
-	outdev = dev_get_by_index_rcu(state->net, tuplehash->tuple.oifidx);
-	if (!outdev)
-		return NF_ACCEPT;
-
-	dir = tuplehash->tuple.dir;
-	flow = container_of(tuplehash, struct flow_offload, tuplehash[dir]);
-
-	rt = (struct rt6_info *)flow->tuplehash[dir].tuple.dst_cache;
-	if (unlikely(nf_flow_exceeds_mtu(skb, rt)))
-		return NF_ACCEPT;
-
-	if (skb_try_make_writable(skb, sizeof(*ip6h)))
-		return NF_DROP;
-
-	if (flow->flags & (FLOW_OFFLOAD_SNAT | FLOW_OFFLOAD_DNAT) &&
-	    nf_flow_nat_ipv6(flow, skb, dir) < 0)
-		return NF_DROP;
-
-	flow->timeout = (u32)jiffies + NF_FLOW_TIMEOUT;
-	ip6h = ipv6_hdr(skb);
-	ip6h->hop_limit--;
-
-	skb->dev = outdev;
-	nexthop = rt6_nexthop(rt, &flow->tuplehash[!dir].tuple.src_v6);
-	neigh_xmit(NEIGH_ND_TABLE, outdev, nexthop, skb);
-
-	return NF_STOLEN;
-}
-EXPORT_SYMBOL_GPL(nf_flow_offload_ipv6_hook);
 
 static struct nf_flowtable_type flowtable_ipv6 = {
 	.family		= NFPROTO_IPV6,
-	.params		= &nf_flow_offload_rhash_params,
-	.gc		= nf_flow_offload_work_gc,
+	.init		= nf_flow_table_init,
 	.free		= nf_flow_table_free,
 	.hook		= nf_flow_offload_ipv6_hook,
 	.owner		= THIS_MODULE,
diff --git a/net/ipv6/netfilter/nf_nat_l3proto_ipv6.c b/net/ipv6/netfilter/nf_nat_l3proto_ipv6.c
index 6b7f075f811f..f1582b6f9588 100644
--- a/net/ipv6/netfilter/nf_nat_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_nat_l3proto_ipv6.c
@@ -62,7 +62,7 @@ static void nf_nat_ipv6_decode_session(struct sk_buff *skb,
 #endif
 
 static bool nf_nat_ipv6_in_range(const struct nf_conntrack_tuple *t,
-				 const struct nf_nat_range *range)
+				 const struct nf_nat_range2 *range)
 {
 	return ipv6_addr_cmp(&t->src.u3.in6, &range->min_addr.in6) >= 0 &&
 	       ipv6_addr_cmp(&t->src.u3.in6, &range->max_addr.in6) <= 0;
@@ -151,7 +151,7 @@ static void nf_nat_ipv6_csum_recalc(struct sk_buff *skb,
 
 #if IS_ENABLED(CONFIG_NF_CT_NETLINK)
 static int nf_nat_ipv6_nlattr_to_range(struct nlattr *tb[],
-				       struct nf_nat_range *range)
+				       struct nf_nat_range2 *range)
 {
 	if (tb[CTA_NAT_V6_MINIP]) {
 		nla_memcpy(&range->min_addr.ip6, tb[CTA_NAT_V6_MINIP],
@@ -257,8 +257,7 @@ nf_nat_ipv6_fn(void *priv, struct sk_buff *skb,
 	       const struct nf_hook_state *state,
 	       unsigned int (*do_chain)(void *priv,
 					struct sk_buff *skb,
-					const struct nf_hook_state *state,
-					struct nf_conn *ct))
+					const struct nf_hook_state *state))
 {
 	struct nf_conn *ct;
 	enum ip_conntrack_info ctinfo;
@@ -303,7 +302,7 @@ nf_nat_ipv6_fn(void *priv, struct sk_buff *skb,
 		if (!nf_nat_initialized(ct, maniptype)) {
 			unsigned int ret;
 
-			ret = do_chain(priv, skb, state, ct);
+			ret = do_chain(priv, skb, state);
 			if (ret != NF_ACCEPT)
 				return ret;
 
@@ -343,8 +342,7 @@ nf_nat_ipv6_in(void *priv, struct sk_buff *skb,
 	       const struct nf_hook_state *state,
 	       unsigned int (*do_chain)(void *priv,
 					struct sk_buff *skb,
-					const struct nf_hook_state *state,
-					struct nf_conn *ct))
+					const struct nf_hook_state *state))
 {
 	unsigned int ret;
 	struct in6_addr daddr = ipv6_hdr(skb)->daddr;
@@ -363,8 +361,7 @@ nf_nat_ipv6_out(void *priv, struct sk_buff *skb,
 		const struct nf_hook_state *state,
 		unsigned int (*do_chain)(void *priv,
 					 struct sk_buff *skb,
-					 const struct nf_hook_state *state,
-					 struct nf_conn *ct))
+					 const struct nf_hook_state *state))
 {
 #ifdef CONFIG_XFRM
 	const struct nf_conn *ct;
@@ -400,8 +397,7 @@ nf_nat_ipv6_local_fn(void *priv, struct sk_buff *skb,
 		     const struct nf_hook_state *state,
 		     unsigned int (*do_chain)(void *priv,
 					      struct sk_buff *skb,
-					      const struct nf_hook_state *state,
-					      struct nf_conn *ct))
+					      const struct nf_hook_state *state))
 {
 	const struct nf_conn *ct;
 	enum ip_conntrack_info ctinfo;
diff --git a/net/ipv6/netfilter/nf_nat_masquerade_ipv6.c b/net/ipv6/netfilter/nf_nat_masquerade_ipv6.c
index 98f61fcb9108..9dfc2b90c362 100644
--- a/net/ipv6/netfilter/nf_nat_masquerade_ipv6.c
+++ b/net/ipv6/netfilter/nf_nat_masquerade_ipv6.c
@@ -26,14 +26,14 @@
 static atomic_t v6_worker_count;
 
 unsigned int
-nf_nat_masquerade_ipv6(struct sk_buff *skb, const struct nf_nat_range *range,
+nf_nat_masquerade_ipv6(struct sk_buff *skb, const struct nf_nat_range2 *range,
 		       const struct net_device *out)
 {
 	enum ip_conntrack_info ctinfo;
 	struct nf_conn_nat *nat;
 	struct in6_addr src;
 	struct nf_conn *ct;
-	struct nf_nat_range newrange;
+	struct nf_nat_range2 newrange;
 
 	ct = nf_ct_get(skb, &ctinfo);
 	WARN_ON(!(ct && (ctinfo == IP_CT_NEW || ctinfo == IP_CT_RELATED ||
diff --git a/net/ipv6/netfilter/nf_nat_proto_icmpv6.c b/net/ipv6/netfilter/nf_nat_proto_icmpv6.c
index 57593b00c5b4..d9bf42ba44fa 100644
--- a/net/ipv6/netfilter/nf_nat_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_nat_proto_icmpv6.c
@@ -32,7 +32,7 @@ icmpv6_in_range(const struct nf_conntrack_tuple *tuple,
 static void
 icmpv6_unique_tuple(const struct nf_nat_l3proto *l3proto,
 		    struct nf_conntrack_tuple *tuple,
-		    const struct nf_nat_range *range,
+		    const struct nf_nat_range2 *range,
 		    enum nf_nat_manip_type maniptype,
 		    const struct nf_conn *ct)
 {
diff --git a/net/ipv6/netfilter/nft_chain_nat_ipv6.c b/net/ipv6/netfilter/nft_chain_nat_ipv6.c
index 3557b114446c..100a6bd1046a 100644
--- a/net/ipv6/netfilter/nft_chain_nat_ipv6.c
+++ b/net/ipv6/netfilter/nft_chain_nat_ipv6.c
@@ -26,8 +26,7 @@
 
 static unsigned int nft_nat_do_chain(void *priv,
 				     struct sk_buff *skb,
-				     const struct nf_hook_state *state,
-				     struct nf_conn *ct)
+				     const struct nf_hook_state *state)
 {
 	struct nft_pktinfo pkt;
 
diff --git a/net/ipv6/netfilter/nft_masq_ipv6.c b/net/ipv6/netfilter/nft_masq_ipv6.c
index 4146536e9c15..dd0122f3cffe 100644
--- a/net/ipv6/netfilter/nft_masq_ipv6.c
+++ b/net/ipv6/netfilter/nft_masq_ipv6.c
@@ -22,7 +22,7 @@ static void nft_masq_ipv6_eval(const struct nft_expr *expr,
 			       const struct nft_pktinfo *pkt)
 {
 	struct nft_masq *priv = nft_expr_priv(expr);
-	struct nf_nat_range range;
+	struct nf_nat_range2 range;
 
 	memset(&range, 0, sizeof(range));
 	range.flags = priv->flags;
diff --git a/net/ipv6/netfilter/nft_redir_ipv6.c b/net/ipv6/netfilter/nft_redir_ipv6.c
index a27e424f690d..74269865acc8 100644
--- a/net/ipv6/netfilter/nft_redir_ipv6.c
+++ b/net/ipv6/netfilter/nft_redir_ipv6.c
@@ -22,7 +22,7 @@ static void nft_redir_ipv6_eval(const struct nft_expr *expr,
 				const struct nft_pktinfo *pkt)
 {
 	struct nft_redir *priv = nft_expr_priv(expr);
-	struct nf_nat_range range;
+	struct nf_nat_range2 range;
 
 	memset(&range, 0, sizeof(range));
 	if (priv->sreg_proto_min) {