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-rw-r--r--net/ipv4/Kconfig13
-rw-r--r--net/ipv4/af_inet.c3
-rw-r--r--net/ipv4/fib_frontend.c9
-rw-r--r--net/ipv4/fou.c3
-rw-r--r--net/ipv4/inet_diag.c65
-rw-r--r--net/ipv4/ip_output.c2
-rw-r--r--net/ipv4/netfilter/Kconfig1
-rw-r--r--net/ipv4/netfilter/nf_nat_l3proto_ipv4.c3
-rw-r--r--net/ipv4/syncookies.c4
-rw-r--r--net/ipv4/sysctl_net_ipv4.c11
-rw-r--r--net/ipv4/tcp.c36
-rw-r--r--net/ipv4/tcp_diag.c19
-rw-r--r--net/ipv4/tcp_input.c2
-rw-r--r--net/ipv4/tcp_ipv4.c7
-rw-r--r--net/ipv4/tcp_output.c23
-rw-r--r--net/ipv4/udp.c3
-rw-r--r--net/ipv4/udp_offload.c5
17 files changed, 161 insertions, 48 deletions
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index 416dfa004cfb..c22920525e5d 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -436,6 +436,19 @@ config INET_UDP_DIAG
Support for UDP socket monitoring interface used by the ss tool.
If unsure, say Y.
+config INET_DIAG_DESTROY
+ bool "INET: allow privileged process to administratively close sockets"
+ depends on INET_DIAG
+ default n
+ ---help---
+ Provides a SOCK_DESTROY operation that allows privileged processes
+ (e.g., a connection manager or a network administration tool such as
+ ss) to close sockets opened by other processes. Closing a socket in
+ this way interrupts any blocking read/write/connect operations on
+ the socket and causes future socket calls to behave as if the socket
+ had been disconnected.
+ If unsure, say N.
+
menuconfig TCP_CONG_ADVANCED
bool "TCP: advanced congestion control"
---help---
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 11c4ca13ec3b..5c5db6636704 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -257,6 +257,9 @@ static int inet_create(struct net *net, struct socket *sock, int protocol,
int try_loading_module = 0;
int err;
+ if (protocol < 0 || protocol >= IPPROTO_MAX)
+ return -EINVAL;
+
sock->state = SS_UNCONNECTED;
/* Look for the requested type/protocol pair. */
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index cc8f3e506cde..473447593060 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -1155,6 +1155,7 @@ static int fib_inetaddr_event(struct notifier_block *this, unsigned long event,
static int fib_netdev_event(struct notifier_block *this, unsigned long event, void *ptr)
{
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
+ struct netdev_notifier_changeupper_info *info;
struct in_device *in_dev;
struct net *net = dev_net(dev);
unsigned int flags;
@@ -1193,6 +1194,14 @@ static int fib_netdev_event(struct notifier_block *this, unsigned long event, vo
case NETDEV_CHANGEMTU:
rt_cache_flush(net);
break;
+ case NETDEV_CHANGEUPPER:
+ info = ptr;
+ /* flush all routes if dev is linked to or unlinked from
+ * an L3 master device (e.g., VRF)
+ */
+ if (info->upper_dev && netif_is_l3_master(info->upper_dev))
+ fib_disable_ip(dev, NETDEV_DOWN, true);
+ break;
}
return NOTIFY_DONE;
}
diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c
index e0fcbbbcfe54..bd903fe0f750 100644
--- a/net/ipv4/fou.c
+++ b/net/ipv4/fou.c
@@ -24,6 +24,7 @@ struct fou {
u16 type;
struct udp_offload udp_offloads;
struct list_head list;
+ struct rcu_head rcu;
};
#define FOU_F_REMCSUM_NOPARTIAL BIT(0)
@@ -417,7 +418,7 @@ static void fou_release(struct fou *fou)
list_del(&fou->list);
udp_tunnel_sock_release(sock);
- kfree(fou);
+ kfree_rcu(fou, rcu);
}
static int fou_encap_init(struct sock *sk, struct fou *fou, struct fou_cfg *cfg)
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index ab9f8a66615d..8bb8e7ad8548 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -350,17 +350,12 @@ static int sk_diag_fill(struct sock *sk, struct sk_buff *skb,
nlmsg_flags, unlh);
}
-int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo,
- struct sk_buff *in_skb,
- const struct nlmsghdr *nlh,
- const struct inet_diag_req_v2 *req)
+struct sock *inet_diag_find_one_icsk(struct net *net,
+ struct inet_hashinfo *hashinfo,
+ const struct inet_diag_req_v2 *req)
{
- struct net *net = sock_net(in_skb->sk);
- struct sk_buff *rep;
struct sock *sk;
- int err;
- err = -EINVAL;
if (req->sdiag_family == AF_INET)
sk = inet_lookup(net, hashinfo, req->id.idiag_dst[0],
req->id.idiag_dport, req->id.idiag_src[0],
@@ -375,15 +370,33 @@ int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo,
req->id.idiag_if);
#endif
else
- goto out_nosk;
+ return ERR_PTR(-EINVAL);
- err = -ENOENT;
if (!sk)
- goto out_nosk;
+ return ERR_PTR(-ENOENT);
- err = sock_diag_check_cookie(sk, req->id.idiag_cookie);
- if (err)
- goto out;
+ if (sock_diag_check_cookie(sk, req->id.idiag_cookie)) {
+ sock_gen_put(sk);
+ return ERR_PTR(-ENOENT);
+ }
+
+ return sk;
+}
+EXPORT_SYMBOL_GPL(inet_diag_find_one_icsk);
+
+int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo,
+ struct sk_buff *in_skb,
+ const struct nlmsghdr *nlh,
+ const struct inet_diag_req_v2 *req)
+{
+ struct net *net = sock_net(in_skb->sk);
+ struct sk_buff *rep;
+ struct sock *sk;
+ int err;
+
+ sk = inet_diag_find_one_icsk(net, hashinfo, req);
+ if (IS_ERR(sk))
+ return PTR_ERR(sk);
rep = nlmsg_new(inet_sk_attr_size(), GFP_KERNEL);
if (!rep) {
@@ -409,12 +422,11 @@ out:
if (sk)
sock_gen_put(sk);
-out_nosk:
return err;
}
EXPORT_SYMBOL_GPL(inet_diag_dump_one_icsk);
-static int inet_diag_get_exact(struct sk_buff *in_skb,
+static int inet_diag_cmd_exact(int cmd, struct sk_buff *in_skb,
const struct nlmsghdr *nlh,
const struct inet_diag_req_v2 *req)
{
@@ -424,8 +436,12 @@ static int inet_diag_get_exact(struct sk_buff *in_skb,
handler = inet_diag_lock_handler(req->sdiag_protocol);
if (IS_ERR(handler))
err = PTR_ERR(handler);
- else
+ else if (cmd == SOCK_DIAG_BY_FAMILY)
err = handler->dump_one(in_skb, nlh, req);
+ else if (cmd == SOCK_DESTROY && handler->destroy)
+ err = handler->destroy(in_skb, req);
+ else
+ err = -EOPNOTSUPP;
inet_diag_unlock_handler(handler);
return err;
@@ -938,7 +954,7 @@ static int inet_diag_get_exact_compat(struct sk_buff *in_skb,
req.idiag_states = rc->idiag_states;
req.id = rc->id;
- return inet_diag_get_exact(in_skb, nlh, &req);
+ return inet_diag_cmd_exact(SOCK_DIAG_BY_FAMILY, in_skb, nlh, &req);
}
static int inet_diag_rcv_msg_compat(struct sk_buff *skb, struct nlmsghdr *nlh)
@@ -972,7 +988,7 @@ static int inet_diag_rcv_msg_compat(struct sk_buff *skb, struct nlmsghdr *nlh)
return inet_diag_get_exact_compat(skb, nlh);
}
-static int inet_diag_handler_dump(struct sk_buff *skb, struct nlmsghdr *h)
+static int inet_diag_handler_cmd(struct sk_buff *skb, struct nlmsghdr *h)
{
int hdrlen = sizeof(struct inet_diag_req_v2);
struct net *net = sock_net(skb->sk);
@@ -980,7 +996,8 @@ static int inet_diag_handler_dump(struct sk_buff *skb, struct nlmsghdr *h)
if (nlmsg_len(h) < hdrlen)
return -EINVAL;
- if (h->nlmsg_flags & NLM_F_DUMP) {
+ if (h->nlmsg_type == SOCK_DIAG_BY_FAMILY &&
+ h->nlmsg_flags & NLM_F_DUMP) {
if (nlmsg_attrlen(h, hdrlen)) {
struct nlattr *attr;
@@ -999,7 +1016,7 @@ static int inet_diag_handler_dump(struct sk_buff *skb, struct nlmsghdr *h)
}
}
- return inet_diag_get_exact(skb, h, nlmsg_data(h));
+ return inet_diag_cmd_exact(h->nlmsg_type, skb, h, nlmsg_data(h));
}
static
@@ -1050,14 +1067,16 @@ int inet_diag_handler_get_info(struct sk_buff *skb, struct sock *sk)
static const struct sock_diag_handler inet_diag_handler = {
.family = AF_INET,
- .dump = inet_diag_handler_dump,
+ .dump = inet_diag_handler_cmd,
.get_info = inet_diag_handler_get_info,
+ .destroy = inet_diag_handler_cmd,
};
static const struct sock_diag_handler inet6_diag_handler = {
.family = AF_INET6,
- .dump = inet_diag_handler_dump,
+ .dump = inet_diag_handler_cmd,
.get_info = inet_diag_handler_get_info,
+ .destroy = inet_diag_handler_cmd,
};
int inet_diag_register(const struct inet_diag_handler *h)
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index e0b94cd843d7..568e2bc0d93d 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -911,7 +911,7 @@ static int __ip_append_data(struct sock *sk,
*/
if (transhdrlen &&
length + fragheaderlen <= mtu &&
- rt->dst.dev->features & NETIF_F_V4_CSUM &&
+ rt->dst.dev->features & (NETIF_F_HW_CSUM | NETIF_F_IP_CSUM) &&
!(flags & MSG_MORE) &&
!exthdrlen)
csummode = CHECKSUM_PARTIAL;
diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig
index a35584176535..c187c60e3e0c 100644
--- a/net/ipv4/netfilter/Kconfig
+++ b/net/ipv4/netfilter/Kconfig
@@ -60,6 +60,7 @@ config NFT_REJECT_IPV4
config NFT_DUP_IPV4
tristate "IPv4 nf_tables packet duplication support"
+ depends on !NF_CONNTRACK || NF_CONNTRACK
select NF_DUP_IPV4
help
This module enables IPv4 packet duplication support for nf_tables.
diff --git a/net/ipv4/netfilter/nf_nat_l3proto_ipv4.c b/net/ipv4/netfilter/nf_nat_l3proto_ipv4.c
index 5075b7ecd26d..61c7cc22ea68 100644
--- a/net/ipv4/netfilter/nf_nat_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_nat_l3proto_ipv4.c
@@ -132,7 +132,8 @@ static void nf_nat_ipv4_csum_recalc(struct sk_buff *skb,
if (skb->ip_summed != CHECKSUM_PARTIAL) {
if (!(rt->rt_flags & RTCF_LOCAL) &&
- (!skb->dev || skb->dev->features & NETIF_F_V4_CSUM)) {
+ (!skb->dev || skb->dev->features &
+ (NETIF_F_IP_CSUM | NETIF_F_HW_CSUM))) {
skb->ip_summed = CHECKSUM_PARTIAL;
skb->csum_start = skb_headroom(skb) +
skb_network_offset(skb) +
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 4cbe9f0a4281..643a86c49020 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -351,7 +351,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
treq->snt_synack.v64 = 0;
treq->tfo_listener = false;
- ireq->ir_iif = sk->sk_bound_dev_if;
+ ireq->ir_iif = inet_request_bound_dev_if(sk, skb);
/* We throwed the options of the initial SYN away, so we hope
* the ACK carries the same options again (see RFC1122 4.2.3.8)
@@ -371,7 +371,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
* hasn't changed since we received the original syn, but I see
* no easy way to do this.
*/
- flowi4_init_output(&fl4, sk->sk_bound_dev_if, ireq->ir_mark,
+ flowi4_init_output(&fl4, ireq->ir_iif, ireq->ir_mark,
RT_CONN_FLAGS(sk), RT_SCOPE_UNIVERSE, IPPROTO_TCP,
inet_sk_flowi_flags(sk),
opt->srr ? opt->faddr : ireq->ir_rmt_addr,
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index a0bd7a55193e..41ff1f87dfd7 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -915,6 +915,17 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec,
},
+#ifdef CONFIG_NET_L3_MASTER_DEV
+ {
+ .procname = "tcp_l3mdev_accept",
+ .data = &init_net.ipv4.sysctl_tcp_l3mdev_accept,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = &zero,
+ .extra2 = &one,
+ },
+#endif
{
.procname = "tcp_mtu_probing",
.data = &init_net.ipv4.sysctl_tcp_mtu_probing,
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index c82cca18c90f..2c0e340518d2 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1018,7 +1018,7 @@ int tcp_sendpage(struct sock *sk, struct page *page, int offset,
ssize_t res;
if (!(sk->sk_route_caps & NETIF_F_SG) ||
- !(sk->sk_route_caps & NETIF_F_ALL_CSUM))
+ !sk_check_csum_caps(sk))
return sock_no_sendpage(sk->sk_socket, page, offset, size,
flags);
@@ -1175,7 +1175,7 @@ new_segment:
/*
* Check whether we can use HW checksum.
*/
- if (sk->sk_route_caps & NETIF_F_ALL_CSUM)
+ if (sk_check_csum_caps(sk))
skb->ip_summed = CHECKSUM_PARTIAL;
skb_entail(sk, skb);
@@ -3080,6 +3080,38 @@ void tcp_done(struct sock *sk)
}
EXPORT_SYMBOL_GPL(tcp_done);
+int tcp_abort(struct sock *sk, int err)
+{
+ if (!sk_fullsock(sk)) {
+ sock_gen_put(sk);
+ return -EOPNOTSUPP;
+ }
+
+ /* Don't race with userspace socket closes such as tcp_close. */
+ lock_sock(sk);
+
+ /* Don't race with BH socket closes such as inet_csk_listen_stop. */
+ local_bh_disable();
+ bh_lock_sock(sk);
+
+ if (!sock_flag(sk, SOCK_DEAD)) {
+ sk->sk_err = err;
+ /* This barrier is coupled with smp_rmb() in tcp_poll() */
+ smp_wmb();
+ sk->sk_error_report(sk);
+ if (tcp_need_reset(sk->sk_state))
+ tcp_send_active_reset(sk, GFP_ATOMIC);
+ tcp_done(sk);
+ }
+
+ bh_unlock_sock(sk);
+ local_bh_enable();
+ release_sock(sk);
+ sock_put(sk);
+ return 0;
+}
+EXPORT_SYMBOL_GPL(tcp_abort);
+
extern struct tcp_congestion_ops tcp_reno;
static __initdata unsigned long thash_entries;
diff --git a/net/ipv4/tcp_diag.c b/net/ipv4/tcp_diag.c
index b31604086edd..4d610934fb39 100644
--- a/net/ipv4/tcp_diag.c
+++ b/net/ipv4/tcp_diag.c
@@ -10,6 +10,8 @@
*/
#include <linux/module.h>
+#include <linux/net.h>
+#include <linux/sock_diag.h>
#include <linux/inet_diag.h>
#include <linux/tcp.h>
@@ -46,12 +48,29 @@ static int tcp_diag_dump_one(struct sk_buff *in_skb, const struct nlmsghdr *nlh,
return inet_diag_dump_one_icsk(&tcp_hashinfo, in_skb, nlh, req);
}
+#ifdef CONFIG_INET_DIAG_DESTROY
+static int tcp_diag_destroy(struct sk_buff *in_skb,
+ const struct inet_diag_req_v2 *req)
+{
+ struct net *net = sock_net(in_skb->sk);
+ struct sock *sk = inet_diag_find_one_icsk(net, &tcp_hashinfo, req);
+
+ if (IS_ERR(sk))
+ return PTR_ERR(sk);
+
+ return sock_diag_destroy(sk, ECONNABORTED);
+}
+#endif
+
static const struct inet_diag_handler tcp_diag_handler = {
.dump = tcp_diag_dump,
.dump_one = tcp_diag_dump_one,
.idiag_get_info = tcp_diag_get_info,
.idiag_type = IPPROTO_TCP,
.idiag_info_size = sizeof(struct tcp_info),
+#ifdef CONFIG_INET_DIAG_DESTROY
+ .destroy = tcp_diag_destroy,
+#endif
};
static int __init tcp_diag_init(void)
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 2d656eef7f8e..7b1fddc47019 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -6204,7 +6204,7 @@ int tcp_conn_request(struct request_sock_ops *rsk_ops,
tcp_openreq_init(req, &tmp_opt, skb, sk);
/* Note: tcp_v6_init_req() might override ir_iif for link locals */
- inet_rsk(req)->ir_iif = sk->sk_bound_dev_if;
+ inet_rsk(req)->ir_iif = inet_request_bound_dev_if(sk, skb);
af_ops->init_req(req, sk, skb);
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index db003438aaf5..46e92fbd26a8 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1276,6 +1276,7 @@ struct sock *tcp_v4_syn_recv_sock(const struct sock *sk, struct sk_buff *skb,
ireq = inet_rsk(req);
sk_daddr_set(newsk, ireq->ir_rmt_addr);
sk_rcv_saddr_set(newsk, ireq->ir_loc_addr);
+ newsk->sk_bound_dev_if = ireq->ir_iif;
newinet->inet_saddr = ireq->ir_loc_addr;
inet_opt = ireq->opt;
rcu_assign_pointer(newinet->inet_opt, inet_opt);
@@ -1493,7 +1494,7 @@ bool tcp_prequeue(struct sock *sk, struct sk_buff *skb)
if (likely(sk->sk_rx_dst))
skb_dst_drop(skb);
else
- skb_dst_force(skb);
+ skb_dst_force_safe(skb);
__skb_queue_tail(&tp->ucopy.prequeue, skb);
tp->ucopy.memory += skb->truesize;
@@ -1721,8 +1722,7 @@ void inet_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb)
{
struct dst_entry *dst = skb_dst(skb);
- if (dst) {
- dst_hold(dst);
+ if (dst && dst_hold_safe(dst)) {
sk->sk_rx_dst = dst;
inet_sk(sk)->rx_dst_ifindex = skb->skb_iif;
}
@@ -2342,6 +2342,7 @@ struct proto tcp_prot = {
.destroy_cgroup = tcp_destroy_cgroup,
.proto_cgroup = tcp_proto_cgroup,
#endif
+ .diag_destroy = tcp_abort,
};
EXPORT_SYMBOL(tcp_prot);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index a800cee88035..412a920fe0ec 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -3150,7 +3150,7 @@ static int tcp_send_syn_data(struct sock *sk, struct sk_buff *syn)
{
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_fastopen_request *fo = tp->fastopen_req;
- int syn_loss = 0, space, err = 0, copied;
+ int syn_loss = 0, space, err = 0;
unsigned long last_syn_loss = 0;
struct sk_buff *syn_data;
@@ -3188,17 +3188,18 @@ static int tcp_send_syn_data(struct sock *sk, struct sk_buff *syn)
goto fallback;
syn_data->ip_summed = CHECKSUM_PARTIAL;
memcpy(syn_data->cb, syn->cb, sizeof(syn->cb));
- copied = copy_from_iter(skb_put(syn_data, space), space,
- &fo->data->msg_iter);
- if (unlikely(!copied)) {
- kfree_skb(syn_data);
- goto fallback;
- }
- if (copied != space) {
- skb_trim(syn_data, copied);
- space = copied;
+ if (space) {
+ int copied = copy_from_iter(skb_put(syn_data, space), space,
+ &fo->data->msg_iter);
+ if (unlikely(!copied)) {
+ kfree_skb(syn_data);
+ goto fallback;
+ }
+ if (copied != space) {
+ skb_trim(syn_data, copied);
+ space = copied;
+ }
}
-
/* No more data pending in inet_wait_for_connect() */
if (space == fo->size)
fo->data = NULL;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 0c7b0e61b917..8841e984f8bf 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -772,7 +772,8 @@ void udp_set_csum(bool nocheck, struct sk_buff *skb,
else if (skb_is_gso(skb))
uh->check = ~udp_v4_check(len, saddr, daddr, 0);
else if (skb_dst(skb) && skb_dst(skb)->dev &&
- (skb_dst(skb)->dev->features & NETIF_F_V4_CSUM)) {
+ (skb_dst(skb)->dev->features &
+ (NETIF_F_IP_CSUM | NETIF_F_HW_CSUM))) {
BUG_ON(skb->ip_summed == CHECKSUM_PARTIAL);
diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c
index f9386160cbee..130042660181 100644
--- a/net/ipv4/udp_offload.c
+++ b/net/ipv4/udp_offload.c
@@ -60,8 +60,9 @@ static struct sk_buff *__skb_udp_tunnel_segment(struct sk_buff *skb,
/* Try to offload checksum if possible */
offload_csum = !!(need_csum &&
- (skb->dev->features &
- (is_ipv6 ? NETIF_F_V6_CSUM : NETIF_F_V4_CSUM)));
+ ((skb->dev->features & NETIF_F_HW_CSUM) ||
+ (skb->dev->features & (is_ipv6 ?
+ NETIF_F_IPV6_CSUM : NETIF_F_IP_CSUM))));
/* segment inner packet. */
enc_features = skb->dev->hw_enc_features & features;
generated by cgit v1.2.3 (git 2.39.0) at 2025-01-17 03:11:25 +0300