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-rw-r--r--net/sctp/protocol.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 67f73d3..e948db2 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -426,13 +426,16 @@ static void sctp_v4_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
struct dst_entry *dst = NULL;
union sctp_addr *daddr = &t->ipaddr;
union sctp_addr dst_saddr;
+ __u8 tos = inet_sk(sk)->tos;
+ if (t->dscp & SCTP_DSCP_SET_MASK)
+ tos = t->dscp & SCTP_DSCP_VAL_MASK;
memset(fl4, 0x0, sizeof(struct flowi4));
fl4->daddr = daddr->v4.sin_addr.s_addr;
fl4->fl4_dport = daddr->v4.sin_port;
fl4->flowi4_proto = IPPROTO_SCTP;
if (asoc) {
- fl4->flowi4_tos = RT_CONN_FLAGS(asoc->base.sk);
+ fl4->flowi4_tos = RT_CONN_FLAGS_TOS(asoc->base.sk, tos);
fl4->flowi4_oif = asoc->base.sk->sk_bound_dev_if;
fl4->fl4_sport = htons(asoc->base.bind_addr.port);
}
@@ -495,7 +498,7 @@ static void sctp_v4_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
fl4->fl4_sport = laddr->a.v4.sin_port;
flowi4_update_output(fl4,
asoc->base.sk->sk_bound_dev_if,
- RT_CONN_FLAGS(asoc->base.sk),
+ RT_CONN_FLAGS_TOS(asoc->base.sk, tos),
daddr->v4.sin_addr.s_addr,
laddr->a.v4.sin_addr.s_addr);
@@ -971,16 +974,21 @@ static inline int sctp_v4_xmit(struct sk_buff *skb,
struct sctp_transport *transport)
{
struct inet_sock *inet = inet_sk(skb->sk);
+ __u8 dscp = inet->tos;
pr_debug("%s: skb:%p, len:%d, src:%pI4, dst:%pI4\n", __func__, skb,
- skb->len, &transport->fl.u.ip4.saddr, &transport->fl.u.ip4.daddr);
+ skb->len, &transport->fl.u.ip4.saddr,
+ &transport->fl.u.ip4.daddr);
+
+ if (transport->dscp & SCTP_DSCP_SET_MASK)
+ dscp = transport->dscp & SCTP_DSCP_VAL_MASK;
inet->pmtudisc = transport->param_flags & SPP_PMTUD_ENABLE ?
IP_PMTUDISC_DO : IP_PMTUDISC_DONT;
SCTP_INC_STATS(sock_net(&inet->sk), SCTP_MIB_OUTSCTPPACKS);
- return ip_queue_xmit(&inet->sk, skb, &transport->fl);
+ return __ip_queue_xmit(&inet->sk, skb, &transport->fl, dscp);
}
static struct sctp_af sctp_af_inet;
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