return inet6_lookup_listener(net, hashinfo, daddr, hnum, dif);
}
+static inline struct sock *__inet6_lookup_skb(struct inet_hashinfo *hashinfo,
+ struct sk_buff *skb,
+ const __be16 sport,
+ const __be16 dport)
+{
+ return __inet6_lookup(dev_net(skb->dst->dev), hashinfo,
+ &ipv6_hdr(skb)->saddr, sport,
+ &ipv6_hdr(skb)->daddr, ntohs(dport),
+ inet6_iif(skb));
+}
+
extern struct sock *inet6_lookup(struct net *net, struct inet_hashinfo *hashinfo,
const struct in6_addr *saddr, const __be16 sport,
const struct in6_addr *daddr, const __be16 dport,
#include <linux/interrupt.h>
+#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/list.h>
#include <linux/slab.h>
#include <net/inet_connection_sock.h>
#include <net/inet_sock.h>
#include <net/sock.h>
+#include <net/route.h>
#include <net/tcp_states.h>
#include <net/netns/hash.h>
return sk;
}
+static inline struct sock *__inet_lookup_skb(struct inet_hashinfo *hashinfo,
+ struct sk_buff *skb,
+ const __be16 sport,
+ const __be16 dport)
+{
+ const struct iphdr *iph = ip_hdr(skb);
+
+ return __inet_lookup(dev_net(skb->dst->dev), hashinfo,
+ iph->saddr, sport,
+ iph->daddr, dport, inet_iif(skb));
+}
+
extern int __inet_hash_connect(struct inet_timewait_death_row *death_row,
struct sock *sk, u32 port_offset,
int (*check_established)(struct inet_timewait_death_row *,
/* Step 2:
* Look up flow ID in table and get corresponding socket */
- sk = __inet_lookup(dev_net(skb->dst->dev), &dccp_hashinfo,
- iph->saddr, dh->dccph_sport,
- iph->daddr, dh->dccph_dport, inet_iif(skb));
+ sk = __inet_lookup_skb(&dccp_hashinfo, skb,
+ dh->dccph_sport, dh->dccph_dport);
/*
* Step 2:
* If no socket ...
/* Step 2:
* Look up flow ID in table and get corresponding socket */
- sk = __inet6_lookup(dev_net(skb->dst->dev), &dccp_hashinfo,
- &ipv6_hdr(skb)->saddr, dh->dccph_sport,
- &ipv6_hdr(skb)->daddr, ntohs(dh->dccph_dport),
- inet6_iif(skb));
+ sk = __inet6_lookup_skb(&dccp_hashinfo, skb,
+ dh->dccph_sport, dh->dccph_dport);
/*
* Step 2:
* If no socket ...
TCP_SKB_CB(skb)->flags = iph->tos;
TCP_SKB_CB(skb)->sacked = 0;
- sk = __inet_lookup(net, &tcp_hashinfo, iph->saddr,
- th->source, iph->daddr, th->dest, inet_iif(skb));
+ sk = __inet_lookup_skb(&tcp_hashinfo, skb, th->source, th->dest);
if (!sk)
goto no_tcp_socket;
TCP_SKB_CB(skb)->flags = ipv6_get_dsfield(ipv6_hdr(skb));
TCP_SKB_CB(skb)->sacked = 0;
- sk = __inet6_lookup(net, &tcp_hashinfo,
- &ipv6_hdr(skb)->saddr, th->source,
- &ipv6_hdr(skb)->daddr, ntohs(th->dest),
- inet6_iif(skb));
-
+ sk = __inet6_lookup_skb(&tcp_hashinfo, skb, th->source, th->dest);
if (!sk)
goto no_tcp_socket;