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-rw-r--r--include/net/sctp/structs.h1
-rw-r--r--net/sctp/ipv6.c6
-rw-r--r--net/sctp/output.c2
-rw-r--r--net/sctp/protocol.c6
4 files changed, 14 insertions, 1 deletions
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 714dc43c034..7f25195f985 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -588,6 +588,7 @@ struct sctp_af {
int (*is_ce) (const struct sk_buff *sk);
void (*seq_dump_addr)(struct seq_file *seq,
union sctp_addr *addr);
+ void (*ecn_capable)(struct sock *sk);
__u16 net_header_len;
int sockaddr_len;
sa_family_t sa_family;
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index e4aac3266fc..a2f4d4d5159 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -727,6 +727,11 @@ static void sctp_v6_seq_dump_addr(struct seq_file *seq, union sctp_addr *addr)
seq_printf(seq, NIP6_FMT " ", NIP6(addr->v6.sin6_addr));
}
+static void sctp_v6_ecn_capable(struct sock *sk)
+{
+ inet6_sk(sk)->tclass |= INET_ECN_ECT_0;
+}
+
/* Initialize a PF_INET6 socket msg_name. */
static void sctp_inet6_msgname(char *msgname, int *addr_len)
{
@@ -997,6 +1002,7 @@ static struct sctp_af sctp_af_inet6 = {
.skb_iif = sctp_v6_skb_iif,
.is_ce = sctp_v6_is_ce,
.seq_dump_addr = sctp_v6_seq_dump_addr,
+ .ecn_capable = sctp_v6_ecn_capable,
.net_header_len = sizeof(struct ipv6hdr),
.sockaddr_len = sizeof(struct sockaddr_in6),
#ifdef CONFIG_COMPAT
diff --git a/net/sctp/output.c b/net/sctp/output.c
index cf4f9fb6819..6d45bae93b4 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -548,7 +548,7 @@ int sctp_packet_transmit(struct sctp_packet *packet)
* Note: The works for IPv6 layer checks this bit too later
* in transmission. See IP6_ECN_flow_xmit().
*/
- INET_ECN_xmit(nskb->sk);
+ (*tp->af_specific->ecn_capable)(nskb->sk);
/* Set up the IP options. */
/* BUG: not implemented
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 56bdaf7fc42..b435a193c5d 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -617,6 +617,11 @@ static void sctp_v4_seq_dump_addr(struct seq_file *seq, union sctp_addr *addr)
seq_printf(seq, "%d.%d.%d.%d ", NIPQUAD(addr->v4.sin_addr));
}
+static void sctp_v4_ecn_capable(struct sock *sk)
+{
+ INET_ECN_xmit(sk);
+}
+
/* Event handler for inet address addition/deletion events.
* The sctp_local_addr_list needs to be protocted by a spin lock since
* multiple notifiers (say IPv4 and IPv6) may be running at the same
@@ -935,6 +940,7 @@ static struct sctp_af sctp_af_inet = {
.skb_iif = sctp_v4_skb_iif,
.is_ce = sctp_v4_is_ce,
.seq_dump_addr = sctp_v4_seq_dump_addr,
+ .ecn_capable = sctp_v4_ecn_capable,
.net_header_len = sizeof(struct iphdr),
.sockaddr_len = sizeof(struct sockaddr_in),
#ifdef CONFIG_COMPAT