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net: Put fl6_* macros to struct flowi6 and use them again.

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2011-03-12 16:36:19 -05:00
parent 4c9483b2fb
commit 1958b856c1
13 changed files with 58 additions and 61 deletions
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17
include/net/flow.h
View File

@ -84,6 +84,13 @@ struct flowi6 {
struct in6_addr saddr;
__be32 flowlabel;
union flowi_uli uli;
#define fl6_sport uli.ports.sport
#define fl6_dport uli.ports.dport
#define fl6_icmp_type uli.icmpt.type
#define fl6_icmp_code uli.icmpt.code
#define fl6_ipsec_spi uli.spi
#define fl6_mh_type uli.mht.type
#define fl6_gre_key uli.gre_key
};
struct flowidn {
@ -112,16 +119,6 @@ struct flowi {
#define fld_dst u.dn.daddr
#define fld_src u.dn.saddr
#define fl6_dst u.ip6.daddr
#define fl6_src u.ip6.saddr
#define fl6_flowlabel u.ip6.flowlabel
#define fl6_sport u.ip6.uli.ports.sport
#define fl6_dport u.ip6.uli.ports.dport
#define fl6_icmp_type u.ip6.uli.icmpt.type
#define fl6_icmp_code u.ip6.uli.icmpt.code
#define fl6_ipsec_spi u.ip6.uli.spi
#define fl6_mh_type u.ip6.uli.mht.type
#define fl6_gre_key u.ip6.uli.gre_key
} __attribute__((__aligned__(BITS_PER_LONG/8)));
static inline struct flowi *flowi4_to_flowi(struct flowi4 *fl4)

20
net/dccp/ipv6.c
View File

@ -158,8 +158,8 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
ipv6_addr_copy(&fl6.daddr, &np->daddr);
ipv6_addr_copy(&fl6.saddr, &np->saddr);
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.uli.ports.dport = inet->inet_dport;
fl6.uli.ports.sport = inet->inet_sport;
fl6.fl6_dport = inet->inet_dport;
fl6.fl6_sport = inet->inet_sport;
security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
dst = ip6_dst_lookup_flow(sk, &fl6, NULL, false);
@ -253,8 +253,8 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req,
ipv6_addr_copy(&fl6.saddr, &ireq6->loc_addr);
fl6.flowlabel = 0;
fl6.flowi6_oif = ireq6->iif;
fl6.uli.ports.dport = inet_rsk(req)->rmt_port;
fl6.uli.ports.sport = inet_rsk(req)->loc_port;
fl6.fl6_dport = inet_rsk(req)->rmt_port;
fl6.fl6_sport = inet_rsk(req)->loc_port;
security_req_classify_flow(req, flowi6_to_flowi(&fl6));
opt = np->opt;
@ -323,8 +323,8 @@ static void dccp_v6_ctl_send_reset(struct sock *sk, struct sk_buff *rxskb)
fl6.flowi6_proto = IPPROTO_DCCP;
fl6.flowi6_oif = inet6_iif(rxskb);
fl6.uli.ports.dport = dccp_hdr(skb)->dccph_dport;
fl6.uli.ports.sport = dccp_hdr(skb)->dccph_sport;
fl6.fl6_dport = dccp_hdr(skb)->dccph_dport;
fl6.fl6_sport = dccp_hdr(skb)->dccph_sport;
security_skb_classify_flow(rxskb, flowi6_to_flowi(&fl6));
/* sk = NULL, but it is safe for now. RST socket required. */
@ -535,8 +535,8 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
final_p = fl6_update_dst(&fl6, opt, &final);
ipv6_addr_copy(&fl6.saddr, &ireq6->loc_addr);
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.uli.ports.dport = inet_rsk(req)->rmt_port;
fl6.uli.ports.sport = inet_rsk(req)->loc_port;
fl6.fl6_dport = inet_rsk(req)->rmt_port;
fl6.fl6_sport = inet_rsk(req)->loc_port;
security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
dst = ip6_dst_lookup_flow(sk, &fl6, final_p, false);
@ -957,8 +957,8 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
ipv6_addr_copy(&fl6.daddr, &np->daddr);
ipv6_addr_copy(&fl6.saddr, saddr ? saddr : &np->saddr);
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.uli.ports.dport = usin->sin6_port;
fl6.uli.ports.sport = inet->inet_sport;
fl6.fl6_dport = usin->sin6_port;
fl6.fl6_sport = inet->inet_sport;
security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
final_p = fl6_update_dst(&fl6, np->opt, &final);

4
net/ipv6/af_inet6.c
View File

@ -661,8 +661,8 @@ int inet6_sk_rebuild_header(struct sock *sk)
fl6.flowlabel = np->flow_label;
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.flowi6_mark = sk->sk_mark;
fl6.uli.ports.dport = inet->inet_dport;
fl6.uli.ports.sport = inet->inet_sport;
fl6.fl6_dport = inet->inet_dport;
fl6.fl6_sport = inet->inet_sport;
security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
final_p = fl6_update_dst(&fl6, np->opt, &final);

6
net/ipv6/datagram.c
View File

@ -151,8 +151,8 @@ ipv4_connected:
ipv6_addr_copy(&fl6.saddr, &np->saddr);
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.flowi6_mark = sk->sk_mark;
fl6.uli.ports.dport = inet->inet_dport;
fl6.uli.ports.sport = inet->inet_sport;
fl6.fl6_dport = inet->inet_dport;
fl6.fl6_sport = inet->inet_sport;
if (!fl6.flowi6_oif && (addr_type&IPV6_ADDR_MULTICAST))
fl6.flowi6_oif = np->mcast_oif;
@ -261,7 +261,7 @@ void ipv6_local_error(struct sock *sk, int err, struct flowi6 *fl6, u32 info)
serr->ee.ee_info = info;
serr->ee.ee_data = 0;
serr->addr_offset = (u8 *)&iph->daddr - skb_network_header(skb);
serr->port = fl6->uli.ports.dport;
serr->port = fl6->fl6_dport;
__skb_pull(skb, skb_tail_pointer(skb) - skb->data);
skb_reset_transport_header(skb);

10
net/ipv6/icmp.c
View File

@ -448,8 +448,8 @@ void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info)
if (saddr)
ipv6_addr_copy(&fl6.saddr, saddr);
fl6.flowi6_oif = iif;
fl6.uli.icmpt.type = type;
fl6.uli.icmpt.code = code;
fl6.fl6_icmp_type = type;
fl6.fl6_icmp_code = code;
security_skb_classify_flow(skb, flowi6_to_flowi(&fl6));
sk = icmpv6_xmit_lock(net);
@ -544,7 +544,7 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
if (saddr)
ipv6_addr_copy(&fl6.saddr, saddr);
fl6.flowi6_oif = skb->dev->ifindex;
fl6.uli.icmpt.type = ICMPV6_ECHO_REPLY;
fl6.fl6_icmp_type = ICMPV6_ECHO_REPLY;
security_skb_classify_flow(skb, flowi6_to_flowi(&fl6));
sk = icmpv6_xmit_lock(net);
@ -794,8 +794,8 @@ void icmpv6_flow_init(struct sock *sk, struct flowi6 *fl6,
ipv6_addr_copy(&fl6->saddr, saddr);
ipv6_addr_copy(&fl6->daddr, daddr);
fl6->flowi6_proto = IPPROTO_ICMPV6;
fl6->uli.icmpt.type = type;
fl6->uli.icmpt.code = 0;
fl6->fl6_icmp_type = type;
fl6->fl6_icmp_code = 0;
fl6->flowi6_oif = oif;
security_sk_classify_flow(sk, flowi6_to_flowi(fl6));
}

8
net/ipv6/inet6_connection_sock.c
View File

@ -70,8 +70,8 @@ struct dst_entry *inet6_csk_route_req(struct sock *sk,
ipv6_addr_copy(&fl6.saddr, &treq->loc_addr);
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.flowi6_mark = sk->sk_mark;
fl6.uli.ports.dport = inet_rsk(req)->rmt_port;
fl6.uli.ports.sport = inet_rsk(req)->loc_port;
fl6.fl6_dport = inet_rsk(req)->rmt_port;
fl6.fl6_sport = inet_rsk(req)->loc_port;
security_req_classify_flow(req, flowi6_to_flowi(&fl6));
dst = ip6_dst_lookup_flow(sk, &fl6, final_p, false);
@ -220,8 +220,8 @@ int inet6_csk_xmit(struct sk_buff *skb)
IP6_ECN_flow_xmit(sk, fl6.flowlabel);
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.flowi6_mark = sk->sk_mark;
fl6.uli.ports.sport = inet->inet_sport;
fl6.uli.ports.dport = inet->inet_dport;
fl6.fl6_sport = inet->inet_sport;
fl6.fl6_dport = inet->inet_dport;
security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
final_p = fl6_update_dst(&fl6, np->opt, &final);

2
net/ipv6/mip6.c
View File

@ -216,7 +216,7 @@ static int mip6_destopt_reject(struct xfrm_state *x, struct sk_buff *skb,
int err = 0;
if (unlikely(fl6->flowi6_proto == IPPROTO_MH &&
fl6->uli.mht.type <= IP6_MH_TYPE_MAX))
fl6->fl6_mh_type <= IP6_MH_TYPE_MAX))
goto out;
if (likely(opt->dsthao)) {

4
net/ipv6/netfilter/ip6t_REJECT.c
View File

@ -93,8 +93,8 @@ static void send_reset(struct net *net, struct sk_buff *oldskb)
fl6.flowi6_proto = IPPROTO_TCP;
ipv6_addr_copy(&fl6.saddr, &oip6h->daddr);
ipv6_addr_copy(&fl6.daddr, &oip6h->saddr);
fl6.uli.ports.sport = otcph.dest;
fl6.uli.ports.dport = otcph.source;
fl6.fl6_sport = otcph.dest;
fl6.fl6_dport = otcph.source;
security_skb_classify_flow(oldskb, flowi6_to_flowi(&fl6));
dst = ip6_route_output(net, NULL, &fl6);
if (dst == NULL || dst->error) {

6
net/ipv6/raw.c
View File

@ -693,8 +693,8 @@ static int rawv6_probe_proto_opt(struct flowi6 *fl6, struct msghdr *msg)
code = iov->iov_base;
if (type && code) {
if (get_user(fl6->uli.icmpt.type, type) ||
get_user(fl6->uli.icmpt.code, code))
if (get_user(fl6->fl6_icmp_type, type) ||
get_user(fl6->fl6_icmp_code, code))
return -EFAULT;
probed = 1;
}
@ -705,7 +705,7 @@ static int rawv6_probe_proto_opt(struct flowi6 *fl6, struct msghdr *msg)
/* check if type field is readable or not. */
if (iov->iov_len > 2 - len) {
u8 __user *p = iov->iov_base;
if (get_user(fl6->uli.mht.type, &p[2 - len]))
if (get_user(fl6->fl6_mh_type, &p[2 - len]))
return -EFAULT;
probed = 1;
} else

4
net/ipv6/syncookies.c
View File

@ -240,8 +240,8 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
ipv6_addr_copy(&fl6.saddr, &ireq6->loc_addr);
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.flowi6_mark = sk->sk_mark;
fl6.uli.ports.dport = inet_rsk(req)->rmt_port;
fl6.uli.ports.sport = inet_sk(sk)->inet_sport;
fl6.fl6_dport = inet_rsk(req)->rmt_port;
fl6.fl6_sport = inet_sk(sk)->inet_sport;
security_req_classify_flow(req, flowi6_to_flowi(&fl6));
dst = ip6_dst_lookup_flow(sk, &fl6, final_p, false);

16
net/ipv6/tcp_ipv6.c
View File

@ -248,8 +248,8 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
(saddr ? saddr : &np->saddr));
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.flowi6_mark = sk->sk_mark;
fl6.uli.ports.dport = usin->sin6_port;
fl6.uli.ports.sport = inet->inet_sport;
fl6.fl6_dport = usin->sin6_port;
fl6.fl6_sport = inet->inet_sport;
final_p = fl6_update_dst(&fl6, np->opt, &final);
@ -401,8 +401,8 @@ static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
ipv6_addr_copy(&fl6.saddr, &np->saddr);
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.flowi6_mark = sk->sk_mark;
fl6.uli.ports.dport = inet->inet_dport;
fl6.uli.ports.sport = inet->inet_sport;
fl6.fl6_dport = inet->inet_dport;
fl6.fl6_sport = inet->inet_sport;
security_skb_classify_flow(skb, flowi6_to_flowi(&fl6));
dst = ip6_dst_lookup_flow(sk, &fl6, NULL, false);
@ -493,8 +493,8 @@ static int tcp_v6_send_synack(struct sock *sk, struct request_sock *req,
fl6.flowlabel = 0;
fl6.flowi6_oif = treq->iif;
fl6.flowi6_mark = sk->sk_mark;
fl6.uli.ports.dport = inet_rsk(req)->rmt_port;
fl6.uli.ports.sport = inet_rsk(req)->loc_port;
fl6.fl6_dport = inet_rsk(req)->rmt_port;
fl6.fl6_sport = inet_rsk(req)->loc_port;
security_req_classify_flow(req, flowi6_to_flowi(&fl6));
opt = np->opt;
@ -1057,8 +1057,8 @@ static void tcp_v6_send_response(struct sk_buff *skb, u32 seq, u32 ack, u32 win,
fl6.flowi6_proto = IPPROTO_TCP;
fl6.flowi6_oif = inet6_iif(skb);
fl6.uli.ports.dport = t1->dest;
fl6.uli.ports.sport = t1->source;
fl6.fl6_dport = t1->dest;
fl6.fl6_sport = t1->source;
security_skb_classify_flow(skb, flowi6_to_flowi(&fl6));
/* Pass a socket to ip6_dst_lookup either it is for RST

10
net/ipv6/udp.c
View File

@ -899,8 +899,8 @@ static int udp_v6_push_pending_frames(struct sock *sk)
* Create a UDP header
*/
uh = udp_hdr(skb);
uh->source = fl6->uli.ports.sport;
uh->dest = fl6->uli.ports.dport;
uh->source = fl6->fl6_sport;
uh->dest = fl6->fl6_dport;
uh->len = htons(up->len);
uh->check = 0;
@ -1036,7 +1036,7 @@ do_udp_sendmsg:
if (sin6->sin6_port == 0)
return -EINVAL;
fl6.uli.ports.dport = sin6->sin6_port;
fl6.fl6_dport = sin6->sin6_port;
daddr = &sin6->sin6_addr;
if (np->sndflow) {
@ -1065,7 +1065,7 @@ do_udp_sendmsg:
if (sk->sk_state != TCP_ESTABLISHED)
return -EDESTADDRREQ;
fl6.uli.ports.dport = inet->inet_dport;
fl6.fl6_dport = inet->inet_dport;
daddr = &np->daddr;
fl6.flowlabel = np->flow_label;
connected = 1;
@ -1112,7 +1112,7 @@ do_udp_sendmsg:
fl6.daddr.s6_addr[15] = 0x1; /* :: means loopback (BSD'ism) */
if (ipv6_addr_any(&fl6.saddr) && !ipv6_addr_any(&np->saddr))
ipv6_addr_copy(&fl6.saddr, &np->saddr);
fl6.uli.ports.sport = inet->inet_sport;
fl6.fl6_sport = inet->inet_sport;
final_p = fl6_update_dst(&fl6, opt, &final);
if (final_p)

12
net/ipv6/xfrm6_policy.c
View File

@ -160,8 +160,8 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
pskb_may_pull(skb, nh + offset + 4 - skb->data))) {
__be16 *ports = (__be16 *)exthdr;
fl6->uli.ports.sport = ports[!!reverse];
fl6->uli.ports.dport = ports[!reverse];
fl6->fl6_sport = ports[!!reverse];
fl6->fl6_dport = ports[!reverse];
}
fl6->flowi6_proto = nexthdr;
return;
@ -170,8 +170,8 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
if (!onlyproto && pskb_may_pull(skb, nh + offset + 2 - skb->data)) {
u8 *icmp = (u8 *)exthdr;
fl6->uli.icmpt.type = icmp[0];
fl6->uli.icmpt.code = icmp[1];
fl6->fl6_icmp_type = icmp[0];
fl6->fl6_icmp_code = icmp[1];
}
fl6->flowi6_proto = nexthdr;
return;
@ -182,7 +182,7 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
struct ip6_mh *mh;
mh = (struct ip6_mh *)exthdr;
fl6->uli.mht.type = mh->ip6mh_type;
fl6->fl6_mh_type = mh->ip6mh_type;
}
fl6->flowi6_proto = nexthdr;
return;
@ -193,7 +193,7 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
case IPPROTO_ESP:
case IPPROTO_COMP:
default:
fl6->uli.spi = 0;
fl6->fl6_ipsec_spi = 0;
fl6->flowi6_proto = nexthdr;
return;
}