diff options
Diffstat (limited to 'net/dccp/ipv6.c')
| -rw-r--r-- | net/dccp/ipv6.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index a08af75ddc9..8d6ddb6389a 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -76,12 +76,19 @@ static inline void dccp_v6_send_check(struct sock *sk, int unused_value, dh->dccph_checksum = dccp_v6_csum_finish(skb, &np->saddr, &np->daddr); } -static inline __u32 dccp_v6_init_sequence(const struct sk_buff *skb) +static inline __u32 secure_dccpv6_sequence_number(__u32 *saddr, __u32 *daddr, + __u16 sport, __u16 dport ) { - return secure_tcpv6_sequence_number(skb->nh.ipv6h->daddr.s6_addr32, - skb->nh.ipv6h->saddr.s6_addr32, - dccp_hdr(skb)->dccph_dport, - dccp_hdr(skb)->dccph_sport ); + return secure_tcpv6_sequence_number(saddr, daddr, sport, dport); +} + +static inline __u32 dccp_v6_init_sequence(struct sk_buff *skb) +{ + return secure_dccpv6_sequence_number(skb->nh.ipv6h->daddr.s6_addr32, + skb->nh.ipv6h->saddr.s6_addr32, + dccp_hdr(skb)->dccph_dport, + dccp_hdr(skb)->dccph_sport ); + } static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, @@ -1065,13 +1072,10 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr, err = inet6_hash_connect(&dccp_death_row, sk); if (err) goto late_failure; - /* FIXME */ -#if 0 - dp->dccps_gar = secure_dccp_v6_sequence_number(np->saddr.s6_addr32, - np->daddr.s6_addr32, - inet->sport, - inet->dport); -#endif + + dp->dccps_iss = secure_dccpv6_sequence_number(np->saddr.s6_addr32, + np->daddr.s6_addr32, + inet->sport, inet->dport); err = dccp_connect(sk); if (err) goto late_failure; |