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Diffstat (limited to 'net/dccp/ipv6.c')
-rw-r--r--net/dccp/ipv6.c84
1 files changed, 41 insertions, 43 deletions
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 6cf9f7782ad4..2b90a786e475 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -67,7 +67,7 @@ static inline void dccp_v6_send_check(struct sock *sk, struct sk_buff *skb)
struct dccp_hdr *dh = dccp_hdr(skb);
dccp_csum_outgoing(skb);
- dh->dccph_checksum = dccp_v6_csum_finish(skb, &np->saddr, &np->daddr);
+ dh->dccph_checksum = dccp_v6_csum_finish(skb, &np->saddr, &sk->sk_v6_daddr);
}
static inline __u64 dccp_v6_init_sequence(struct sk_buff *skb)
@@ -216,7 +216,7 @@ out:
static int dccp_v6_send_response(struct sock *sk, struct request_sock *req)
{
- struct inet6_request_sock *ireq6 = inet6_rsk(req);
+ struct inet_request_sock *ireq = inet_rsk(req);
struct ipv6_pinfo *np = inet6_sk(sk);
struct sk_buff *skb;
struct in6_addr *final_p, final;
@@ -226,12 +226,12 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req)
memset(&fl6, 0, sizeof(fl6));
fl6.flowi6_proto = IPPROTO_DCCP;
- fl6.daddr = ireq6->rmt_addr;
- fl6.saddr = ireq6->loc_addr;
+ fl6.daddr = ireq->ir_v6_rmt_addr;
+ fl6.saddr = ireq->ir_v6_loc_addr;
fl6.flowlabel = 0;
- fl6.flowi6_oif = ireq6->iif;
- fl6.fl6_dport = inet_rsk(req)->rmt_port;
- fl6.fl6_sport = inet_rsk(req)->loc_port;
+ fl6.flowi6_oif = ireq->ir_iif;
+ fl6.fl6_dport = ireq->ir_rmt_port;
+ fl6.fl6_sport = htons(ireq->ir_num);
security_req_classify_flow(req, flowi6_to_flowi(&fl6));
@@ -249,9 +249,9 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req)
struct dccp_hdr *dh = dccp_hdr(skb);
dh->dccph_checksum = dccp_v6_csum_finish(skb,
- &ireq6->loc_addr,
- &ireq6->rmt_addr);
- fl6.daddr = ireq6->rmt_addr;
+ &ireq->ir_v6_loc_addr,
+ &ireq->ir_v6_rmt_addr);
+ fl6.daddr = ireq->ir_v6_rmt_addr;
err = ip6_xmit(sk, skb, &fl6, np->opt, np->tclass);
err = net_xmit_eval(err);
}
@@ -264,8 +264,7 @@ done:
static void dccp_v6_reqsk_destructor(struct request_sock *req)
{
dccp_feat_list_purge(&dccp_rsk(req)->dreq_featneg);
- if (inet6_rsk(req)->pktopts != NULL)
- kfree_skb(inet6_rsk(req)->pktopts);
+ kfree_skb(inet_rsk(req)->pktopts);
}
static void dccp_v6_ctl_send_reset(struct sock *sk, struct sk_buff *rxskb)
@@ -359,7 +358,7 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
{
struct request_sock *req;
struct dccp_request_sock *dreq;
- struct inet6_request_sock *ireq6;
+ struct inet_request_sock *ireq;
struct ipv6_pinfo *np = inet6_sk(sk);
const __be32 service = dccp_hdr_request(skb)->dccph_req_service;
struct dccp_skb_cb *dcb = DCCP_SKB_CB(skb);
@@ -398,22 +397,22 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
if (security_inet_conn_request(sk, skb, req))
goto drop_and_free;
- ireq6 = inet6_rsk(req);
- ireq6->rmt_addr = ipv6_hdr(skb)->saddr;
- ireq6->loc_addr = ipv6_hdr(skb)->daddr;
+ ireq = inet_rsk(req);
+ ireq->ir_v6_rmt_addr = ipv6_hdr(skb)->saddr;
+ ireq->ir_v6_loc_addr = ipv6_hdr(skb)->daddr;
if (ipv6_opt_accepted(sk, skb) ||
np->rxopt.bits.rxinfo || np->rxopt.bits.rxoinfo ||
np->rxopt.bits.rxhlim || np->rxopt.bits.rxohlim) {
atomic_inc(&skb->users);
- ireq6->pktopts = skb;
+ ireq->pktopts = skb;
}
- ireq6->iif = sk->sk_bound_dev_if;
+ ireq->ir_iif = sk->sk_bound_dev_if;
/* So that link locals have meaning */
if (!sk->sk_bound_dev_if &&
- ipv6_addr_type(&ireq6->rmt_addr) & IPV6_ADDR_LINKLOCAL)
- ireq6->iif = inet6_iif(skb);
+ ipv6_addr_type(&ireq->ir_v6_rmt_addr) & IPV6_ADDR_LINKLOCAL)
+ ireq->ir_iif = inet6_iif(skb);
/*
* Step 3: Process LISTEN state
@@ -446,7 +445,7 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
struct request_sock *req,
struct dst_entry *dst)
{
- struct inet6_request_sock *ireq6 = inet6_rsk(req);
+ struct inet_request_sock *ireq = inet_rsk(req);
struct ipv6_pinfo *newnp, *np = inet6_sk(sk);
struct inet_sock *newinet;
struct dccp6_sock *newdp6;
@@ -467,11 +466,11 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
memcpy(newnp, np, sizeof(struct ipv6_pinfo));
- ipv6_addr_set_v4mapped(newinet->inet_daddr, &newnp->daddr);
+ ipv6_addr_set_v4mapped(newinet->inet_daddr, &newsk->sk_v6_daddr);
ipv6_addr_set_v4mapped(newinet->inet_saddr, &newnp->saddr);
- newnp->rcv_saddr = newnp->saddr;
+ newsk->sk_v6_rcv_saddr = newnp->saddr;
inet_csk(newsk)->icsk_af_ops = &dccp_ipv6_mapped;
newsk->sk_backlog_rcv = dccp_v4_do_rcv;
@@ -505,12 +504,12 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
memset(&fl6, 0, sizeof(fl6));
fl6.flowi6_proto = IPPROTO_DCCP;
- fl6.daddr = ireq6->rmt_addr;
+ fl6.daddr = ireq->ir_v6_rmt_addr;
final_p = fl6_update_dst(&fl6, np->opt, &final);
- fl6.saddr = ireq6->loc_addr;
+ fl6.saddr = ireq->ir_v6_loc_addr;
fl6.flowi6_oif = sk->sk_bound_dev_if;
- fl6.fl6_dport = inet_rsk(req)->rmt_port;
- fl6.fl6_sport = inet_rsk(req)->loc_port;
+ fl6.fl6_dport = ireq->ir_rmt_port;
+ fl6.fl6_sport = htons(ireq->ir_num);
security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
dst = ip6_dst_lookup_flow(sk, &fl6, final_p, false);
@@ -538,10 +537,10 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
memcpy(newnp, np, sizeof(struct ipv6_pinfo));
- newnp->daddr = ireq6->rmt_addr;
- newnp->saddr = ireq6->loc_addr;
- newnp->rcv_saddr = ireq6->loc_addr;
- newsk->sk_bound_dev_if = ireq6->iif;
+ newsk->sk_v6_daddr = ireq->ir_v6_rmt_addr;
+ newnp->saddr = ireq->ir_v6_loc_addr;
+ newsk->sk_v6_rcv_saddr = ireq->ir_v6_loc_addr;
+ newsk->sk_bound_dev_if = ireq->ir_iif;
/* Now IPv6 options...
@@ -554,10 +553,10 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
/* Clone pktoptions received with SYN */
newnp->pktoptions = NULL;
- if (ireq6->pktopts != NULL) {
- newnp->pktoptions = skb_clone(ireq6->pktopts, GFP_ATOMIC);
- consume_skb(ireq6->pktopts);
- ireq6->pktopts = NULL;
+ if (ireq->pktopts != NULL) {
+ newnp->pktoptions = skb_clone(ireq->pktopts, GFP_ATOMIC);
+ consume_skb(ireq->pktopts);
+ ireq->pktopts = NULL;
if (newnp->pktoptions)
skb_set_owner_r(newnp->pktoptions, newsk);
}
@@ -852,7 +851,6 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
flowlabel = fl6_sock_lookup(sk, fl6.flowlabel);
if (flowlabel == NULL)
return -EINVAL;
- usin->sin6_addr = flowlabel->dst;
fl6_sock_release(flowlabel);
}
}
@@ -885,7 +883,7 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
return -EINVAL;
}
- np->daddr = usin->sin6_addr;
+ sk->sk_v6_daddr = usin->sin6_addr;
np->flow_label = fl6.flowlabel;
/*
@@ -915,16 +913,16 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
goto failure;
}
ipv6_addr_set_v4mapped(inet->inet_saddr, &np->saddr);
- ipv6_addr_set_v4mapped(inet->inet_rcv_saddr, &np->rcv_saddr);
+ ipv6_addr_set_v4mapped(inet->inet_rcv_saddr, &sk->sk_v6_rcv_saddr);
return err;
}
- if (!ipv6_addr_any(&np->rcv_saddr))
- saddr = &np->rcv_saddr;
+ if (!ipv6_addr_any(&sk->sk_v6_rcv_saddr))
+ saddr = &sk->sk_v6_rcv_saddr;
fl6.flowi6_proto = IPPROTO_DCCP;
- fl6.daddr = np->daddr;
+ fl6.daddr = sk->sk_v6_daddr;
fl6.saddr = saddr ? *saddr : np->saddr;
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.fl6_dport = usin->sin6_port;
@@ -941,7 +939,7 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
if (saddr == NULL) {
saddr = &fl6.saddr;
- np->rcv_saddr = *saddr;
+ sk->sk_v6_rcv_saddr = *saddr;
}
/* set the source address */
@@ -963,7 +961,7 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
goto late_failure;
dp->dccps_iss = secure_dccpv6_sequence_number(np->saddr.s6_addr32,
- np->daddr.s6_addr32,
+ sk->sk_v6_daddr.s6_addr32,
inet->inet_sport,
inet->inet_dport);
err = dccp_connect(sk);
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-30 12:28:59 +0300