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-rw-r--r--net/dccp/diag.c2
-rw-r--r--net/dccp/input.c2
-rw-r--r--net/dccp/ipv4.c12
-rw-r--r--net/dccp/ipv6.c26
-rw-r--r--net/dccp/output.c7
-rw-r--r--net/dccp/proto.c2
6 files changed, 28 insertions, 23 deletions
diff --git a/net/dccp/diag.c b/net/dccp/diag.c
index f675d8e642d..3f78c00e382 100644
--- a/net/dccp/diag.c
+++ b/net/dccp/diag.c
@@ -28,7 +28,7 @@ static void dccp_get_info(struct sock *sk, struct tcp_info *info)
info->tcpi_retransmits = icsk->icsk_retransmits;
info->tcpi_probes = icsk->icsk_probes_out;
info->tcpi_backoff = icsk->icsk_backoff;
- info->tcpi_pmtu = dp->dccps_pmtu_cookie;
+ info->tcpi_pmtu = icsk->icsk_pmtu_cookie;
if (dp->dccps_options.dccpo_send_ack_vector)
info->tcpi_options |= TCPI_OPT_SACK;
diff --git a/net/dccp/input.c b/net/dccp/input.c
index 9a724ff2a62..55e921bdd13 100644
--- a/net/dccp/input.c
+++ b/net/dccp/input.c
@@ -311,7 +311,7 @@ static int dccp_rcv_request_sent_state_process(struct sock *sk,
goto out_invalid_packet;
}
- dccp_sync_mss(sk, dp->dccps_pmtu_cookie);
+ dccp_sync_mss(sk, icsk->icsk_pmtu_cookie);
/*
* Step 10: Process REQUEST state (second part)
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 671fbf3b237..c363051a7f1 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -104,9 +104,9 @@ int dccp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
inet->dport = usin->sin_port;
inet->daddr = daddr;
- dp->dccps_ext_header_len = 0;
+ inet_csk(sk)->icsk_ext_hdr_len = 0;
if (inet->opt != NULL)
- dp->dccps_ext_header_len = inet->opt->optlen;
+ inet_csk(sk)->icsk_ext_hdr_len = inet->opt->optlen;
/*
* Socket identity is still unknown (sport may be zero).
* However we set state to DCCP_REQUESTING and not releasing socket
@@ -191,7 +191,7 @@ static inline void dccp_do_pmtu_discovery(struct sock *sk,
mtu = dst_mtu(dst);
if (inet->pmtudisc != IP_PMTUDISC_DONT &&
- dp->dccps_pmtu_cookie > mtu) {
+ inet_csk(sk)->icsk_pmtu_cookie > mtu) {
dccp_sync_mss(sk, mtu);
/*
@@ -1051,6 +1051,7 @@ struct inet_connection_sock_af_ops dccp_ipv4_af_ops = {
int dccp_v4_init_sock(struct sock *sk)
{
struct dccp_sock *dp = dccp_sk(sk);
+ struct inet_connection_sock *icsk = inet_csk(sk);
static int dccp_ctl_socket_init = 1;
dccp_options_init(&dp->dccps_options);
@@ -1090,10 +1091,11 @@ int dccp_v4_init_sock(struct sock *sk)
dccp_ctl_socket_init = 0;
dccp_init_xmit_timers(sk);
- inet_csk(sk)->icsk_rto = DCCP_TIMEOUT_INIT;
+ icsk->icsk_rto = DCCP_TIMEOUT_INIT;
sk->sk_state = DCCP_CLOSED;
sk->sk_write_space = dccp_write_space;
- inet_csk(sk)->icsk_af_ops = &dccp_ipv4_af_ops;
+ icsk->icsk_af_ops = &dccp_ipv4_af_ops;
+ icsk->icsk_sync_mss = dccp_sync_mss;
dp->dccps_mss_cache = 536;
dp->dccps_role = DCCP_ROLE_UNDEFINED;
dp->dccps_service = DCCP_SERVICE_INVALID_VALUE;
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 71bf04eb21e..599b0be2151 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -88,6 +88,7 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
int addr_len)
{
struct sockaddr_in6 *usin = (struct sockaddr_in6 *) uaddr;
+ struct inet_connection_sock *icsk = inet_csk(sk);
struct inet_sock *inet = inet_sk(sk);
struct ipv6_pinfo *np = inet6_sk(sk);
struct dccp_sock *dp = dccp_sk(sk);
@@ -158,7 +159,7 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
*/
if (addr_type == IPV6_ADDR_MAPPED) {
- u32 exthdrlen = dp->dccps_ext_header_len;
+ u32 exthdrlen = icsk->icsk_ext_hdr_len;
struct sockaddr_in sin;
SOCK_DEBUG(sk, "connect: ipv4 mapped\n");
@@ -170,14 +171,14 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
sin.sin_port = usin->sin6_port;
sin.sin_addr.s_addr = usin->sin6_addr.s6_addr32[3];
- inet_csk(sk)->icsk_af_ops = &dccp_ipv6_mapped;
+ icsk->icsk_af_ops = &dccp_ipv6_mapped;
sk->sk_backlog_rcv = dccp_v4_do_rcv;
err = dccp_v4_connect(sk, (struct sockaddr *)&sin, sizeof(sin));
if (err) {
- dp->dccps_ext_header_len = exthdrlen;
- inet_csk(sk)->icsk_af_ops = &dccp_ipv6_af_ops;
+ icsk->icsk_ext_hdr_len = exthdrlen;
+ icsk->icsk_af_ops = &dccp_ipv6_af_ops;
sk->sk_backlog_rcv = dccp_v6_do_rcv;
goto failure;
} else {
@@ -227,9 +228,10 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
ip6_dst_store(sk, dst, NULL);
- dp->dccps_ext_header_len = 0;
+ icsk->icsk_ext_hdr_len = 0;
if (np->opt)
- dp->dccps_ext_header_len = np->opt->opt_flen + np->opt->opt_nflen;
+ icsk->icsk_ext_hdr_len = (np->opt->opt_flen +
+ np->opt->opt_nflen);
inet->dport = usin->sin6_port;
@@ -292,7 +294,6 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
np = inet6_sk(sk);
if (type == ICMPV6_PKT_TOOBIG) {
- struct dccp_sock *dp = dccp_sk(sk);
struct dst_entry *dst = NULL;
if (sock_owned_by_user(sk))
@@ -332,7 +333,7 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
} else
dst_hold(dst);
- if (dp->dccps_pmtu_cookie > dst_mtu(dst)) {
+ if (inet_csk(sk)->icsk_pmtu_cookie > dst_mtu(dst)) {
dccp_sync_mss(sk, dst_mtu(dst));
} /* else let the usual retransmit timer handle it */
dst_release(dst);
@@ -808,7 +809,7 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
worked with IPv6 icsk.icsk_af_ops.
Sync it now.
*/
- dccp_sync_mss(newsk, newdp->dccps_pmtu_cookie);
+ dccp_sync_mss(newsk, inet_csk(newsk)->icsk_pmtu_cookie);
return newsk;
}
@@ -916,10 +917,10 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
sock_kfree_s(sk, opt, opt->tot_len);
}
- newdp->dccps_ext_header_len = 0;
+ inet_csk(newsk)->icsk_ext_hdr_len = 0;
if (newnp->opt)
- newdp->dccps_ext_header_len = newnp->opt->opt_nflen +
- newnp->opt->opt_flen;
+ inet_csk(newsk)->icsk_ext_hdr_len = (newnp->opt->opt_nflen +
+ newnp->opt->opt_flen);
dccp_sync_mss(newsk, dst_mtu(dst));
@@ -1230,6 +1231,7 @@ static struct inet_protosw dccp_v6_protosw = {
.prot = &dccp_v6_prot,
.ops = &inet6_dccp_ops,
.capability = -1,
+ .flags = INET_PROTOSW_ICSK,
};
static int __init dccp_v6_init(void)
diff --git a/net/dccp/output.c b/net/dccp/output.c
index c40f7f8a328..95a3c2c6a3c 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -134,12 +134,13 @@ static int dccp_transmit_skb(struct sock *sk, struct sk_buff *skb)
unsigned int dccp_sync_mss(struct sock *sk, u32 pmtu)
{
+ struct inet_connection_sock *icsk = inet_csk(sk);
struct dccp_sock *dp = dccp_sk(sk);
- int mss_now = (pmtu - inet_csk(sk)->icsk_af_ops->net_header_len -
+ int mss_now = (pmtu - icsk->icsk_af_ops->net_header_len -
sizeof(struct dccp_hdr) - sizeof(struct dccp_hdr_ext));
/* Now subtract optional transport overhead */
- mss_now -= dp->dccps_ext_header_len;
+ mss_now -= icsk->icsk_ext_hdr_len;
/*
* FIXME: this should come from the CCID infrastructure, where, say,
@@ -152,7 +153,7 @@ unsigned int dccp_sync_mss(struct sock *sk, u32 pmtu)
mss_now -= ((5 + 6 + 10 + 6 + 6 + 6 + 3) / 4) * 4;
/* And store cached results */
- dp->dccps_pmtu_cookie = pmtu;
+ icsk->icsk_pmtu_cookie = pmtu;
dp->dccps_mss_cache = mss_now;
return mss_now;
diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index 51dfacd22a6..40a4c689905 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -712,7 +712,7 @@ static struct inet_protosw dccp_v4_protosw = {
.ops = &inet_dccp_ops,
.capability = -1,
.no_check = 0,
- .flags = 0,
+ .flags = INET_PROTOSW_ICSK,
};
/*
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-19 23:28:56 +0000