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| author |   David S. Miller <davem@davemloft.net> | 2011-03-12 01:12:47 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-12 15:08:48 -0800 |
| commit | 9d6ec938019c6b16cb9ec96598ebe8f20de435fe (patch) | |
| tree | 9b850eb7fd48a6e5ffc15f47afd2e3edc93f5290 /net/ipv4/route.c | |
| parent | ipv4: Use struct flowi4 internally in routing lookups. (diff) | |
| download | linux-dev-9d6ec938019c6b16cb9ec96598ebe8f20de435fe.tar.xz linux-dev-9d6ec938019c6b16cb9ec96598ebe8f20de435fe.zip | |
ipv4: Use flowi4 in public route lookup interfaces.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/route.c')
| -rw-r--r-- | net/ipv4/route.c | 36 |
1 files changed, 19 insertions, 17 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 9e938f95cea8..5655095a89e0 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -2626,7 +2626,7 @@ out: return rth; } -struct rtable *__ip_route_output_key(struct net *net, const struct flowi *flp) +struct rtable *__ip_route_output_key(struct net *net, const struct flowi4 *flp4) { struct rtable *rth; unsigned int hash; @@ -2634,17 +2634,17 @@ struct rtable *__ip_route_output_key(struct net *net, const struct flowi *flp) if (!rt_caching(net)) goto slow_output; - hash = rt_hash(flp->fl4_dst, flp->fl4_src, flp->flowi_oif, rt_genid(net)); + hash = rt_hash(flp4->daddr, flp4->saddr, flp4->flowi4_oif, rt_genid(net)); rcu_read_lock_bh(); for (rth = rcu_dereference_bh(rt_hash_table[hash].chain); rth; rth = rcu_dereference_bh(rth->dst.rt_next)) { - if (rth->rt_key_dst == flp->fl4_dst && - rth->rt_key_src == flp->fl4_src && + if (rth->rt_key_dst == flp4->daddr && + rth->rt_key_src == flp4->saddr && rt_is_output_route(rth) && - rth->rt_oif == flp->flowi_oif && - rth->rt_mark == flp->flowi_mark && - !((rth->rt_tos ^ flp->fl4_tos) & + rth->rt_oif == flp4->flowi4_oif && + rth->rt_mark == flp4->flowi4_mark && + !((rth->rt_tos ^ flp4->flowi4_tos) & (IPTOS_RT_MASK | RTO_ONLINK)) && net_eq(dev_net(rth->dst.dev), net) && !rt_is_expired(rth)) { @@ -2658,7 +2658,7 @@ struct rtable *__ip_route_output_key(struct net *net, const struct flowi *flp) rcu_read_unlock_bh(); slow_output: - return ip_route_output_slow(net, &flp->u.ip4); + return ip_route_output_slow(net, flp4); } EXPORT_SYMBOL_GPL(__ip_route_output_key); @@ -2733,20 +2733,22 @@ struct dst_entry *ipv4_blackhole_route(struct net *net, struct dst_entry *dst_or return rt ? &rt->dst : ERR_PTR(-ENOMEM); } -struct rtable *ip_route_output_flow(struct net *net, struct flowi *flp, +struct rtable *ip_route_output_flow(struct net *net, struct flowi4 *flp4, struct sock *sk) { - struct rtable *rt = __ip_route_output_key(net, flp); + struct rtable *rt = __ip_route_output_key(net, flp4); if (IS_ERR(rt)) return rt; - if (flp->flowi_proto) { - if (!flp->fl4_src) - flp->fl4_src = rt->rt_src; - if (!flp->fl4_dst) - flp->fl4_dst = rt->rt_dst; - rt = (struct rtable *) xfrm_lookup(net, &rt->dst, flp, sk, 0); + if (flp4->flowi4_proto) { + if (!flp4->saddr) + flp4->saddr = rt->rt_src; + if (!flp4->daddr) + flp4->daddr = rt->rt_dst; + rt = (struct rtable *) xfrm_lookup(net, &rt->dst, + flowi4_to_flowi(flp4), + sk, 0); } return rt; @@ -2920,7 +2922,7 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr* nlh, void .flowi4_oif = tb[RTA_OIF] ? nla_get_u32(tb[RTA_OIF]) : 0, .flowi4_mark = mark, }; - rt = ip_route_output_key(net, flowi4_to_flowi(&fl4)); + rt = ip_route_output_key(net, &fl4); err = 0; if (IS_ERR(rt)) |