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-rw-r--r--net/8021q/vlan_dev.c13
-rw-r--r--net/bridge/br_netlink.c4
-rw-r--r--net/core/secure_seq.c31
-rw-r--r--net/ipv4/ip_vti.c13
-rw-r--r--net/ipv4/route.c18
-rw-r--r--net/ipv4/syncookies.c12
-rw-r--r--net/ipv4/tcp_input.c8
-rw-r--r--net/ipv4/tcp_ipv4.c32
-rw-r--r--net/ipv4/tcp_output.c4
-rw-r--r--net/ipv6/syncookies.c10
-rw-r--r--net/ipv6/tcp_ipv6.c32
11 files changed, 120 insertions, 57 deletions
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 9ee5787..953b672 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -626,11 +626,18 @@ static netdev_features_t vlan_dev_fix_features(struct net_device *dev,
{
struct net_device *real_dev = vlan_dev_priv(dev)->real_dev;
netdev_features_t old_features = features;
+ netdev_features_t lower_features;
- features = netdev_intersect_features(features, real_dev->vlan_features);
- features |= NETIF_F_RXCSUM;
- features = netdev_intersect_features(features, real_dev->features);
+ lower_features = netdev_intersect_features((real_dev->vlan_features |
+ NETIF_F_RXCSUM),
+ real_dev->features);
+ /* Add HW_CSUM setting to preserve user ability to control
+ * checksum offload on the vlan device.
+ */
+ if (lower_features & (NETIF_F_IP_CSUM|NETIF_F_IPV6_CSUM))
+ lower_features |= NETIF_F_HW_CSUM;
+ features = netdev_intersect_features(features, lower_features);
features |= old_features & (NETIF_F_SOFT_FEATURES | NETIF_F_GSO_SOFTWARE);
features |= NETIF_F_LLTX;
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index a572db71..c5ce774 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -133,6 +133,8 @@ static inline size_t br_port_info_size(void)
+ nla_total_size(1) /* IFLA_BRPORT_MCAST_TO_UCAST */
+ nla_total_size(1) /* IFLA_BRPORT_LEARNING */
+ nla_total_size(1) /* IFLA_BRPORT_UNICAST_FLOOD */
+ + nla_total_size(1) /* IFLA_BRPORT_MCAST_FLOOD */
+ + nla_total_size(1) /* IFLA_BRPORT_BCAST_FLOOD */
+ nla_total_size(1) /* IFLA_BRPORT_PROXYARP */
+ nla_total_size(1) /* IFLA_BRPORT_PROXYARP_WIFI */
+ nla_total_size(1) /* IFLA_BRPORT_VLAN_TUNNEL */
@@ -633,6 +635,8 @@ static const struct nla_policy br_port_policy[IFLA_BRPORT_MAX + 1] = {
[IFLA_BRPORT_PROXYARP_WIFI] = { .type = NLA_U8 },
[IFLA_BRPORT_MULTICAST_ROUTER] = { .type = NLA_U8 },
[IFLA_BRPORT_MCAST_TO_UCAST] = { .type = NLA_U8 },
+ [IFLA_BRPORT_MCAST_FLOOD] = { .type = NLA_U8 },
+ [IFLA_BRPORT_BCAST_FLOOD] = { .type = NLA_U8 },
};
/* Change the state of the port and notify spanning tree */
diff --git a/net/core/secure_seq.c b/net/core/secure_seq.c
index 6bd2f8f..ae35cce 100644
--- a/net/core/secure_seq.c
+++ b/net/core/secure_seq.c
@@ -24,9 +24,13 @@ static siphash_key_t ts_secret __read_mostly;
static __always_inline void net_secret_init(void)
{
- net_get_random_once(&ts_secret, sizeof(ts_secret));
net_get_random_once(&net_secret, sizeof(net_secret));
}
+
+static __always_inline void ts_secret_init(void)
+{
+ net_get_random_once(&ts_secret, sizeof(ts_secret));
+}
#endif
#ifdef CONFIG_INET
@@ -47,7 +51,7 @@ static u32 seq_scale(u32 seq)
#endif
#if IS_ENABLED(CONFIG_IPV6)
-static u32 secure_tcpv6_ts_off(const __be32 *saddr, const __be32 *daddr)
+u32 secure_tcpv6_ts_off(const __be32 *saddr, const __be32 *daddr)
{
const struct {
struct in6_addr saddr;
@@ -60,12 +64,14 @@ static u32 secure_tcpv6_ts_off(const __be32 *saddr, const __be32 *daddr)
if (sysctl_tcp_timestamps != 1)
return 0;
+ ts_secret_init();
return siphash(&combined, offsetofend(typeof(combined), daddr),
&ts_secret);
}
+EXPORT_SYMBOL(secure_tcpv6_ts_off);
-u32 secure_tcpv6_seq_and_tsoff(const __be32 *saddr, const __be32 *daddr,
- __be16 sport, __be16 dport, u32 *tsoff)
+u32 secure_tcpv6_seq(const __be32 *saddr, const __be32 *daddr,
+ __be16 sport, __be16 dport)
{
const struct {
struct in6_addr saddr;
@@ -78,14 +84,14 @@ u32 secure_tcpv6_seq_and_tsoff(const __be32 *saddr, const __be32 *daddr,
.sport = sport,
.dport = dport
};
- u64 hash;
+ u32 hash;
+
net_secret_init();
hash = siphash(&combined, offsetofend(typeof(combined), dport),
&net_secret);
- *tsoff = secure_tcpv6_ts_off(saddr, daddr);
return seq_scale(hash);
}
-EXPORT_SYMBOL(secure_tcpv6_seq_and_tsoff);
+EXPORT_SYMBOL(secure_tcpv6_seq);
u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
__be16 dport)
@@ -107,11 +113,12 @@ EXPORT_SYMBOL(secure_ipv6_port_ephemeral);
#endif
#ifdef CONFIG_INET
-static u32 secure_tcp_ts_off(__be32 saddr, __be32 daddr)
+u32 secure_tcp_ts_off(__be32 saddr, __be32 daddr)
{
if (sysctl_tcp_timestamps != 1)
return 0;
+ ts_secret_init();
return siphash_2u32((__force u32)saddr, (__force u32)daddr,
&ts_secret);
}
@@ -121,15 +128,15 @@ static u32 secure_tcp_ts_off(__be32 saddr, __be32 daddr)
* it would be easy enough to have the former function use siphash_4u32, passing
* the arguments as separate u32.
*/
-u32 secure_tcp_seq_and_tsoff(__be32 saddr, __be32 daddr,
- __be16 sport, __be16 dport, u32 *tsoff)
+u32 secure_tcp_seq(__be32 saddr, __be32 daddr,
+ __be16 sport, __be16 dport)
{
- u64 hash;
+ u32 hash;
+
net_secret_init();
hash = siphash_3u32((__force u32)saddr, (__force u32)daddr,
(__force u32)sport << 16 | (__force u32)dport,
&net_secret);
- *tsoff = secure_tcp_ts_off(saddr, daddr);
return seq_scale(hash);
}
diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
index 4097741..4ec9aff 100644
--- a/net/ipv4/ip_vti.c
+++ b/net/ipv4/ip_vti.c
@@ -546,12 +546,13 @@ static int vti_fill_info(struct sk_buff *skb, const struct net_device *dev)
struct ip_tunnel *t = netdev_priv(dev);
struct ip_tunnel_parm *p = &t->parms;
- nla_put_u32(skb, IFLA_VTI_LINK, p->link);
- nla_put_be32(skb, IFLA_VTI_IKEY, p->i_key);
- nla_put_be32(skb, IFLA_VTI_OKEY, p->o_key);
- nla_put_in_addr(skb, IFLA_VTI_LOCAL, p->iph.saddr);
- nla_put_in_addr(skb, IFLA_VTI_REMOTE, p->iph.daddr);
- nla_put_u32(skb, IFLA_VTI_FWMARK, t->fwmark);
+ if (nla_put_u32(skb, IFLA_VTI_LINK, p->link) ||
+ nla_put_be32(skb, IFLA_VTI_IKEY, p->i_key) ||
+ nla_put_be32(skb, IFLA_VTI_OKEY, p->o_key) ||
+ nla_put_in_addr(skb, IFLA_VTI_LOCAL, p->iph.saddr) ||
+ nla_put_in_addr(skb, IFLA_VTI_REMOTE, p->iph.daddr) ||
+ nla_put_u32(skb, IFLA_VTI_FWMARK, t->fwmark))
+ return -EMSGSIZE;
return 0;
}
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 655d9ee..f647310 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1387,6 +1387,11 @@ static void ipv4_dst_destroy(struct dst_entry *dst)
{
struct rtable *rt = (struct rtable *) dst;
+ if (rt->fi) {
+ fib_info_put(rt->fi);
+ rt->fi = NULL;
+ }
+
if (!list_empty(&rt->rt_uncached)) {
struct uncached_list *ul = rt->rt_uncached_list;
@@ -1424,6 +1429,16 @@ static bool rt_cache_valid(const struct rtable *rt)
!rt_is_expired(rt);
}
+static void rt_init_metrics(struct rtable *rt, struct fib_info *fi)
+{
+ if (fi->fib_metrics != (u32 *)dst_default_metrics) {
+ fib_info_hold(fi);
+ rt->fi = fi;
+ }
+
+ dst_init_metrics(&rt->dst, fi->fib_metrics, true);
+}
+
static void rt_set_nexthop(struct rtable *rt, __be32 daddr,
const struct fib_result *res,
struct fib_nh_exception *fnhe,
@@ -1438,7 +1453,7 @@ static void rt_set_nexthop(struct rtable *rt, __be32 daddr,
rt->rt_gateway = nh->nh_gw;
rt->rt_uses_gateway = 1;
}
- dst_init_metrics(&rt->dst, fi->fib_metrics, true);
+ rt_init_metrics(rt, fi);
#ifdef CONFIG_IP_ROUTE_CLASSID
rt->dst.tclassid = nh->nh_tclassid;
#endif
@@ -1490,6 +1505,7 @@ struct rtable *rt_dst_alloc(struct net_device *dev,
rt->rt_gateway = 0;
rt->rt_uses_gateway = 0;
rt->rt_table_id = 0;
+ rt->fi = NULL;
INIT_LIST_HEAD(&rt->rt_uncached);
rt->dst.output = ip_output;
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 496b97e..0257d96 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -16,6 +16,7 @@
#include <linux/siphash.h>
#include <linux/kernel.h>
#include <linux/export.h>
+#include <net/secure_seq.h>
#include <net/tcp.h>
#include <net/route.h>
@@ -203,7 +204,7 @@ EXPORT_SYMBOL_GPL(__cookie_v4_check);
struct sock *tcp_get_cookie_sock(struct sock *sk, struct sk_buff *skb,
struct request_sock *req,
- struct dst_entry *dst)
+ struct dst_entry *dst, u32 tsoff)
{
struct inet_connection_sock *icsk = inet_csk(sk);
struct sock *child;
@@ -213,6 +214,7 @@ struct sock *tcp_get_cookie_sock(struct sock *sk, struct sk_buff *skb,
NULL, &own_req);
if (child) {
atomic_set(&req->rsk_refcnt, 1);
+ tcp_sk(child)->tsoffset = tsoff;
sock_rps_save_rxhash(child, skb);
inet_csk_reqsk_queue_add(sk, req, child);
} else {
@@ -292,6 +294,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
struct rtable *rt;
__u8 rcv_wscale;
struct flowi4 fl4;
+ u32 tsoff = 0;
if (!sock_net(sk)->ipv4.sysctl_tcp_syncookies || !th->ack || th->rst)
goto out;
@@ -311,6 +314,11 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
memset(&tcp_opt, 0, sizeof(tcp_opt));
tcp_parse_options(skb, &tcp_opt, 0, NULL);
+ if (tcp_opt.saw_tstamp && tcp_opt.rcv_tsecr) {
+ tsoff = secure_tcp_ts_off(ip_hdr(skb)->daddr, ip_hdr(skb)->saddr);
+ tcp_opt.rcv_tsecr -= tsoff;
+ }
+
if (!cookie_timestamp_decode(&tcp_opt))
goto out;
@@ -381,7 +389,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
ireq->rcv_wscale = rcv_wscale;
ireq->ecn_ok = cookie_ecn_ok(&tcp_opt, sock_net(sk), &rt->dst);
- ret = tcp_get_cookie_sock(sk, skb, req, &rt->dst);
+ ret = tcp_get_cookie_sock(sk, skb, req, &rt->dst, tsoff);
/* ip_queue_xmit() depends on our flow being setup
* Normal sockets get it right from inet_csk_route_child_sock()
*/
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 9739962..5a3ad09 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -85,7 +85,6 @@ int sysctl_tcp_dsack __read_mostly = 1;
int sysctl_tcp_app_win __read_mostly = 31;
int sysctl_tcp_adv_win_scale __read_mostly = 1;
EXPORT_SYMBOL(sysctl_tcp_adv_win_scale);
-EXPORT_SYMBOL(sysctl_tcp_timestamps);
/* rfc5961 challenge ack rate limiting */
int sysctl_tcp_challenge_ack_limit = 1000;
@@ -6347,8 +6346,8 @@ int tcp_conn_request(struct request_sock_ops *rsk_ops,
if (security_inet_conn_request(sk, skb, req))
goto drop_and_free;
- if (isn && tmp_opt.tstamp_ok)
- af_ops->init_seq_tsoff(skb, &tcp_rsk(req)->ts_off);
+ if (tmp_opt.tstamp_ok)
+ tcp_rsk(req)->ts_off = af_ops->init_ts_off(skb);
if (!want_cookie && !isn) {
/* Kill the following clause, if you dislike this way. */
@@ -6368,7 +6367,7 @@ int tcp_conn_request(struct request_sock_ops *rsk_ops,
goto drop_and_release;
}
- isn = af_ops->init_seq_tsoff(skb, &tcp_rsk(req)->ts_off);
+ isn = af_ops->init_seq(skb);
}
if (!dst) {
dst = af_ops->route_req(sk, &fl, req);
@@ -6380,7 +6379,6 @@ int tcp_conn_request(struct request_sock_ops *rsk_ops,
if (want_cookie) {
isn = cookie_init_sequence(af_ops, sk, skb, &req->mss);
- tcp_rsk(req)->ts_off = 0;
req->cookie_ts = tmp_opt.tstamp_ok;
if (!tmp_opt.tstamp_ok)
inet_rsk(req)->ecn_ok = 0;
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index cbbafe5..3a51582 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -94,12 +94,18 @@ static int tcp_v4_md5_hash_hdr(char *md5_hash, const struct tcp_md5sig_key *key,
struct inet_hashinfo tcp_hashinfo;
EXPORT_SYMBOL(tcp_hashinfo);
-static u32 tcp_v4_init_seq_and_tsoff(const struct sk_buff *skb, u32 *tsoff)
+static u32 tcp_v4_init_seq(const struct sk_buff *skb)
{
- return secure_tcp_seq_and_tsoff(ip_hdr(skb)->daddr,
- ip_hdr(skb)->saddr,
- tcp_hdr(skb)->dest,
- tcp_hdr(skb)->source, tsoff);
+ return secure_tcp_seq(ip_hdr(skb)->daddr,
+ ip_hdr(skb)->saddr,
+ tcp_hdr(skb)->dest,
+ tcp_hdr(skb)->source);
+}
+
+static u32 tcp_v4_init_ts_off(const struct sk_buff *skb)
+{
+ return secure_tcp_ts_off(ip_hdr(skb)->daddr,
+ ip_hdr(skb)->saddr);
}
int tcp_twsk_unique(struct sock *sk, struct sock *sktw, void *twp)
@@ -145,7 +151,6 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
struct flowi4 *fl4;
struct rtable *rt;
int err;
- u32 seq;
struct ip_options_rcu *inet_opt;
struct inet_timewait_death_row *tcp_death_row = &sock_net(sk)->ipv4.tcp_death_row;
@@ -232,13 +237,13 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
rt = NULL;
if (likely(!tp->repair)) {
- seq = secure_tcp_seq_and_tsoff(inet->inet_saddr,
- inet->inet_daddr,
- inet->inet_sport,
- usin->sin_port,
- &tp->tsoffset);
if (!tp->write_seq)
- tp->write_seq = seq;
+ tp->write_seq = secure_tcp_seq(inet->inet_saddr,
+ inet->inet_daddr,
+ inet->inet_sport,
+ usin->sin_port);
+ tp->tsoffset = secure_tcp_ts_off(inet->inet_saddr,
+ inet->inet_daddr);
}
inet->inet_id = tp->write_seq ^ jiffies;
@@ -1239,7 +1244,8 @@ static const struct tcp_request_sock_ops tcp_request_sock_ipv4_ops = {
.cookie_init_seq = cookie_v4_init_sequence,
#endif
.route_req = tcp_v4_route_req,
- .init_seq_tsoff = tcp_v4_init_seq_and_tsoff,
+ .init_seq = tcp_v4_init_seq,
+ .init_ts_off = tcp_v4_init_ts_off,
.send_synack = tcp_v4_send_synack,
};
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 60111a0..4858e19 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1514,6 +1514,7 @@ static void tcp_cwnd_application_limited(struct sock *sk)
static void tcp_cwnd_validate(struct sock *sk, bool is_cwnd_limited)
{
+ const struct tcp_congestion_ops *ca_ops = inet_csk(sk)->icsk_ca_ops;
struct tcp_sock *tp = tcp_sk(sk);
/* Track the maximum number of outstanding packets in each
@@ -1536,7 +1537,8 @@ static void tcp_cwnd_validate(struct sock *sk, bool is_cwnd_limited)
tp->snd_cwnd_used = tp->packets_out;
if (sysctl_tcp_slow_start_after_idle &&
- (s32)(tcp_time_stamp - tp->snd_cwnd_stamp) >= inet_csk(sk)->icsk_rto)
+ (s32)(tcp_time_stamp - tp->snd_cwnd_stamp) >= inet_csk(sk)->icsk_rto &&
+ !ca_ops->cong_control)
tcp_cwnd_application_limited(sk);
/* The following conditions together indicate the starvation
diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
index 895ff65..5abc369 100644
--- a/net/ipv6/syncookies.c
+++ b/net/ipv6/syncookies.c
@@ -18,6 +18,7 @@
#include <linux/random.h>
#include <linux/siphash.h>
#include <linux/kernel.h>
+#include <net/secure_seq.h>
#include <net/ipv6.h>
#include <net/tcp.h>
@@ -143,6 +144,7 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
int mss;
struct dst_entry *dst;
__u8 rcv_wscale;
+ u32 tsoff = 0;
if (!sock_net(sk)->ipv4.sysctl_tcp_syncookies || !th->ack || th->rst)
goto out;
@@ -162,6 +164,12 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
memset(&tcp_opt, 0, sizeof(tcp_opt));
tcp_parse_options(skb, &tcp_opt, 0, NULL);
+ if (tcp_opt.saw_tstamp && tcp_opt.rcv_tsecr) {
+ tsoff = secure_tcpv6_ts_off(ipv6_hdr(skb)->daddr.s6_addr32,
+ ipv6_hdr(skb)->saddr.s6_addr32);
+ tcp_opt.rcv_tsecr -= tsoff;
+ }
+
if (!cookie_timestamp_decode(&tcp_opt))
goto out;
@@ -242,7 +250,7 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
ireq->rcv_wscale = rcv_wscale;
ireq->ecn_ok = cookie_ecn_ok(&tcp_opt, sock_net(sk), dst);
- ret = tcp_get_cookie_sock(sk, skb, req, dst);
+ ret = tcp_get_cookie_sock(sk, skb, req, dst, tsoff);
out:
return ret;
out_free:
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 8e42e8f..aeb9497 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -101,12 +101,18 @@ static void inet6_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb)
}
}
-static u32 tcp_v6_init_seq_and_tsoff(const struct sk_buff *skb, u32 *tsoff)
+static u32 tcp_v6_init_seq(const struct sk_buff *skb)
{
- return secure_tcpv6_seq_and_tsoff(ipv6_hdr(skb)->daddr.s6_addr32,
- ipv6_hdr(skb)->saddr.s6_addr32,
- tcp_hdr(skb)->dest,
- tcp_hdr(skb)->source, tsoff);
+ return secure_tcpv6_seq(ipv6_hdr(skb)->daddr.s6_addr32,
+ ipv6_hdr(skb)->saddr.s6_addr32,
+ tcp_hdr(skb)->dest,
+ tcp_hdr(skb)->source);
+}
+
+static u32 tcp_v6_init_ts_off(const struct sk_buff *skb)
+{
+ return secure_tcpv6_ts_off(ipv6_hdr(skb)->daddr.s6_addr32,
+ ipv6_hdr(skb)->saddr.s6_addr32);
}
static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
@@ -122,7 +128,6 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
struct flowi6 fl6;
struct dst_entry *dst;
int addr_type;
- u32 seq;
int err;
struct inet_timewait_death_row *tcp_death_row = &sock_net(sk)->ipv4.tcp_death_row;
@@ -282,13 +287,13 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
sk_set_txhash(sk);
if (likely(!tp->repair)) {
- seq = secure_tcpv6_seq_and_tsoff(np->saddr.s6_addr32,
- sk->sk_v6_daddr.s6_addr32,
- inet->inet_sport,
- inet->inet_dport,
- &tp->tsoffset);
if (!tp->write_seq)
- tp->write_seq = seq;
+ tp->write_seq = secure_tcpv6_seq(np->saddr.s6_addr32,
+ sk->sk_v6_daddr.s6_addr32,
+ inet->inet_sport,
+ inet->inet_dport);
+ tp->tsoffset = secure_tcpv6_ts_off(np->saddr.s6_addr32,
+ sk->sk_v6_daddr.s6_addr32);
}
if (tcp_fastopen_defer_connect(sk, &err))
@@ -749,7 +754,8 @@ static const struct tcp_request_sock_ops tcp_request_sock_ipv6_ops = {
.cookie_init_seq = cookie_v6_init_sequence,
#endif
.route_req = tcp_v6_route_req,
- .init_seq_tsoff = tcp_v6_init_seq_and_tsoff,
+ .init_seq = tcp_v6_init_seq,
+ .init_ts_off = tcp_v6_init_ts_off,
.send_synack = tcp_v6_send_synack,
};
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