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Diffstat (limited to 'net/l2tp')
-rw-r--r--net/l2tp/l2tp_ip6.c43
-rw-r--r--net/l2tp/l2tp_netlink.c83
2 files changed, 75 insertions, 51 deletions
diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c
index cd479903d..6c54e03fe 100644
--- a/net/l2tp/l2tp_ip6.c
+++ b/net/l2tp/l2tp_ip6.c
@@ -128,6 +128,7 @@ static inline struct sock *l2tp_ip6_bind_lookup(struct net *net,
*/
static int l2tp_ip6_recv(struct sk_buff *skb)
{
+ struct net *net = dev_net(skb->dev);
struct sock *sk;
u32 session_id;
u32 tunnel_id;
@@ -154,7 +155,7 @@ static int l2tp_ip6_recv(struct sk_buff *skb)
}
/* Ok, this is a data packet. Lookup the session. */
- session = l2tp_session_find(&init_net, NULL, session_id);
+ session = l2tp_session_find(net, NULL, session_id);
if (session == NULL)
goto discard;
@@ -188,14 +189,14 @@ pass_up:
goto discard;
tunnel_id = ntohl(*(__be32 *) &skb->data[4]);
- tunnel = l2tp_tunnel_find(&init_net, tunnel_id);
+ tunnel = l2tp_tunnel_find(net, tunnel_id);
if (tunnel != NULL)
sk = tunnel->sock;
else {
struct ipv6hdr *iph = ipv6_hdr(skb);
read_lock_bh(&l2tp_ip6_lock);
- sk = __l2tp_ip6_bind_lookup(&init_net, &iph->daddr,
+ sk = __l2tp_ip6_bind_lookup(net, &iph->daddr,
0, tunnel_id);
read_unlock_bh(&l2tp_ip6_lock);
}
@@ -263,6 +264,7 @@ static int l2tp_ip6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
struct inet_sock *inet = inet_sk(sk);
struct ipv6_pinfo *np = inet6_sk(sk);
struct sockaddr_l2tpip6 *addr = (struct sockaddr_l2tpip6 *) uaddr;
+ struct net *net = sock_net(sk);
__be32 v4addr = 0;
int addr_type;
int err;
@@ -286,7 +288,7 @@ static int l2tp_ip6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
err = -EADDRINUSE;
read_lock_bh(&l2tp_ip6_lock);
- if (__l2tp_ip6_bind_lookup(&init_net, &addr->l2tp_addr,
+ if (__l2tp_ip6_bind_lookup(net, &addr->l2tp_addr,
sk->sk_bound_dev_if, addr->l2tp_conn_id))
goto out_in_use;
read_unlock_bh(&l2tp_ip6_lock);
@@ -456,7 +458,7 @@ static int l2tp_ip6_backlog_recv(struct sock *sk, struct sk_buff *skb)
return 0;
drop:
- IP_INC_STATS(&init_net, IPSTATS_MIB_INDISCARDS);
+ IP_INC_STATS(sock_net(sk), IPSTATS_MIB_INDISCARDS);
kfree_skb(skb);
return -1;
}
@@ -494,10 +496,9 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
struct ip6_flowlabel *flowlabel = NULL;
struct dst_entry *dst = NULL;
struct flowi6 fl6;
+ struct sockcm_cookie sockc_unused = {0};
+ struct ipcm6_cookie ipc6;
int addr_len = msg->msg_namelen;
- int hlimit = -1;
- int tclass = -1;
- int dontfrag = -1;
int transhdrlen = 4; /* zero session-id */
int ulen = len + transhdrlen;
int err;
@@ -519,6 +520,10 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
fl6.flowi6_mark = sk->sk_mark;
+ ipc6.hlimit = -1;
+ ipc6.tclass = -1;
+ ipc6.dontfrag = -1;
+
if (lsa) {
if (addr_len < SIN6_LEN_RFC2133)
return -EINVAL;
@@ -563,9 +568,10 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
opt = &opt_space;
memset(opt, 0, sizeof(struct ipv6_txoptions));
opt->tot_len = sizeof(struct ipv6_txoptions);
+ ipc6.opt = opt;
- err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, opt,
- &hlimit, &tclass, &dontfrag);
+ err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, &ipc6,
+ &sockc_unused);
if (err < 0) {
fl6_sock_release(flowlabel);
return err;
@@ -586,6 +592,7 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
if (flowlabel)
opt = fl6_merge_options(&opt_space, flowlabel, opt);
opt = ipv6_fixup_options(&opt_space, opt);
+ ipc6.opt = opt;
fl6.flowi6_proto = sk->sk_protocol;
if (!ipv6_addr_any(daddr))
@@ -610,14 +617,14 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
goto out;
}
- if (hlimit < 0)
- hlimit = ip6_sk_dst_hoplimit(np, &fl6, dst);
+ if (ipc6.hlimit < 0)
+ ipc6.hlimit = ip6_sk_dst_hoplimit(np, &fl6, dst);
- if (tclass < 0)
- tclass = np->tclass;
+ if (ipc6.tclass < 0)
+ ipc6.tclass = np->tclass;
- if (dontfrag < 0)
- dontfrag = np->dontfrag;
+ if (ipc6.dontfrag < 0)
+ ipc6.dontfrag = np->dontfrag;
if (msg->msg_flags & MSG_CONFIRM)
goto do_confirm;
@@ -625,9 +632,9 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
back_from_confirm:
lock_sock(sk);
err = ip6_append_data(sk, ip_generic_getfrag, msg,
- ulen, transhdrlen, hlimit, tclass, opt,
+ ulen, transhdrlen, &ipc6,
&fl6, (struct rt6_info *)dst,
- msg->msg_flags, dontfrag);
+ msg->msg_flags, &sockc_unused);
if (err)
ip6_flush_pending_frames(sk);
else if (!(msg->msg_flags & MSG_MORE))
diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c
index 2caaa84ce..1d02e8d20 100644
--- a/net/l2tp/l2tp_netlink.c
+++ b/net/l2tp/l2tp_netlink.c
@@ -346,22 +346,30 @@ static int l2tp_nl_tunnel_send(struct sk_buff *skb, u32 portid, u32 seq, int fla
if (nest == NULL)
goto nla_put_failure;
- if (nla_put_u64(skb, L2TP_ATTR_TX_PACKETS,
- atomic_long_read(&tunnel->stats.tx_packets)) ||
- nla_put_u64(skb, L2TP_ATTR_TX_BYTES,
- atomic_long_read(&tunnel->stats.tx_bytes)) ||
- nla_put_u64(skb, L2TP_ATTR_TX_ERRORS,
- atomic_long_read(&tunnel->stats.tx_errors)) ||
- nla_put_u64(skb, L2TP_ATTR_RX_PACKETS,
- atomic_long_read(&tunnel->stats.rx_packets)) ||
- nla_put_u64(skb, L2TP_ATTR_RX_BYTES,
- atomic_long_read(&tunnel->stats.rx_bytes)) ||
- nla_put_u64(skb, L2TP_ATTR_RX_SEQ_DISCARDS,
- atomic_long_read(&tunnel->stats.rx_seq_discards)) ||
- nla_put_u64(skb, L2TP_ATTR_RX_OOS_PACKETS,
- atomic_long_read(&tunnel->stats.rx_oos_packets)) ||
- nla_put_u64(skb, L2TP_ATTR_RX_ERRORS,
- atomic_long_read(&tunnel->stats.rx_errors)))
+ if (nla_put_u64_64bit(skb, L2TP_ATTR_TX_PACKETS,
+ atomic_long_read(&tunnel->stats.tx_packets),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_TX_BYTES,
+ atomic_long_read(&tunnel->stats.tx_bytes),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_TX_ERRORS,
+ atomic_long_read(&tunnel->stats.tx_errors),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_PACKETS,
+ atomic_long_read(&tunnel->stats.rx_packets),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_BYTES,
+ atomic_long_read(&tunnel->stats.rx_bytes),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_SEQ_DISCARDS,
+ atomic_long_read(&tunnel->stats.rx_seq_discards),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_OOS_PACKETS,
+ atomic_long_read(&tunnel->stats.rx_oos_packets),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_ERRORS,
+ atomic_long_read(&tunnel->stats.rx_errors),
+ L2TP_ATTR_STATS_PAD))
goto nla_put_failure;
nla_nest_end(skb, nest);
@@ -746,29 +754,38 @@ static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, int fl
nla_put_u8(skb, L2TP_ATTR_USING_IPSEC, 1)) ||
#endif
(session->reorder_timeout &&
- nla_put_msecs(skb, L2TP_ATTR_RECV_TIMEOUT, session->reorder_timeout)))
+ nla_put_msecs(skb, L2TP_ATTR_RECV_TIMEOUT,
+ session->reorder_timeout, L2TP_ATTR_PAD)))
goto nla_put_failure;
nest = nla_nest_start(skb, L2TP_ATTR_STATS);
if (nest == NULL)
goto nla_put_failure;
- if (nla_put_u64(skb, L2TP_ATTR_TX_PACKETS,
- atomic_long_read(&session->stats.tx_packets)) ||
- nla_put_u64(skb, L2TP_ATTR_TX_BYTES,
- atomic_long_read(&session->stats.tx_bytes)) ||
- nla_put_u64(skb, L2TP_ATTR_TX_ERRORS,
- atomic_long_read(&session->stats.tx_errors)) ||
- nla_put_u64(skb, L2TP_ATTR_RX_PACKETS,
- atomic_long_read(&session->stats.rx_packets)) ||
- nla_put_u64(skb, L2TP_ATTR_RX_BYTES,
- atomic_long_read(&session->stats.rx_bytes)) ||
- nla_put_u64(skb, L2TP_ATTR_RX_SEQ_DISCARDS,
- atomic_long_read(&session->stats.rx_seq_discards)) ||
- nla_put_u64(skb, L2TP_ATTR_RX_OOS_PACKETS,
- atomic_long_read(&session->stats.rx_oos_packets)) ||
- nla_put_u64(skb, L2TP_ATTR_RX_ERRORS,
- atomic_long_read(&session->stats.rx_errors)))
+ if (nla_put_u64_64bit(skb, L2TP_ATTR_TX_PACKETS,
+ atomic_long_read(&session->stats.tx_packets),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_TX_BYTES,
+ atomic_long_read(&session->stats.tx_bytes),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_TX_ERRORS,
+ atomic_long_read(&session->stats.tx_errors),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_PACKETS,
+ atomic_long_read(&session->stats.rx_packets),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_BYTES,
+ atomic_long_read(&session->stats.rx_bytes),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_SEQ_DISCARDS,
+ atomic_long_read(&session->stats.rx_seq_discards),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_OOS_PACKETS,
+ atomic_long_read(&session->stats.rx_oos_packets),
+ L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_ERRORS,
+ atomic_long_read(&session->stats.rx_errors),
+ L2TP_ATTR_STATS_PAD))
goto nla_put_failure;
nla_nest_end(skb, nest);
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-04 09:53:47 +0000