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Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/tcp_ipv6.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index ffd5fa8bdb15..b5512696e9ed 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -724,7 +724,8 @@ static const struct tcp_request_sock_ops tcp_request_sock_ipv6_ops = {
static void tcp_v6_send_response(struct sk_buff *skb, u32 seq, u32 ack, u32 win,
u32 tsval, u32 tsecr,
- struct tcp_md5sig_key *key, int rst, u8 tclass)
+ struct tcp_md5sig_key *key, int rst, u8 tclass,
+ u32 label)
{
const struct tcphdr *th = tcp_hdr(skb);
struct tcphdr *t1;
@@ -786,6 +787,7 @@ static void tcp_v6_send_response(struct sk_buff *skb, u32 seq, u32 ack, u32 win,
memset(&fl6, 0, sizeof(fl6));
fl6.daddr = ipv6_hdr(skb)->saddr;
fl6.saddr = ipv6_hdr(skb)->daddr;
+ fl6.flowlabel = label;
buff->ip_summed = CHECKSUM_PARTIAL;
buff->csum = 0;
@@ -871,7 +873,7 @@ static void tcp_v6_send_reset(struct sock *sk, struct sk_buff *skb)
ack_seq = ntohl(th->seq) + th->syn + th->fin + skb->len -
(th->doff << 2);
- tcp_v6_send_response(skb, seq, ack_seq, 0, 0, 0, key, 1, 0);
+ tcp_v6_send_response(skb, seq, ack_seq, 0, 0, 0, key, 1, 0, 0);
#ifdef CONFIG_TCP_MD5SIG
release_sk1:
@@ -884,9 +886,11 @@ release_sk1:
static void tcp_v6_send_ack(struct sk_buff *skb, u32 seq, u32 ack,
u32 win, u32 tsval, u32 tsecr,
- struct tcp_md5sig_key *key, u8 tclass)
+ struct tcp_md5sig_key *key, u8 tclass,
+ u32 label)
{
- tcp_v6_send_response(skb, seq, ack, win, tsval, tsecr, key, 0, tclass);
+ tcp_v6_send_response(skb, seq, ack, win, tsval, tsecr, key, 0, tclass,
+ label);
}
static void tcp_v6_timewait_ack(struct sock *sk, struct sk_buff *skb)
@@ -898,7 +902,7 @@ static void tcp_v6_timewait_ack(struct sock *sk, struct sk_buff *skb)
tcptw->tw_rcv_wnd >> tw->tw_rcv_wscale,
tcp_time_stamp + tcptw->tw_ts_offset,
tcptw->tw_ts_recent, tcp_twsk_md5_key(tcptw),
- tw->tw_tclass);
+ tw->tw_tclass, (tw->tw_flowlabel << 12));
inet_twsk_put(tw);
}
@@ -908,7 +912,8 @@ static void tcp_v6_reqsk_send_ack(struct sock *sk, struct sk_buff *skb,
{
tcp_v6_send_ack(skb, tcp_rsk(req)->snt_isn + 1, tcp_rsk(req)->rcv_isn + 1,
req->rcv_wnd, tcp_time_stamp, req->ts_recent,
- tcp_v6_md5_do_lookup(sk, &ipv6_hdr(skb)->daddr), 0);
+ tcp_v6_md5_do_lookup(sk, &ipv6_hdr(skb)->daddr),
+ 0, 0);
}