diff options
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/inet_hashtables.h | 8 | ||||
| -rw-r--r-- | include/net/inet_timewait_sock.h | 18 | ||||
| -rw-r--r-- | include/net/route.h | 4 | ||||
| -rw-r--r-- | include/net/sock.h | 24 |
4 files changed, 46 insertions, 8 deletions
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h index d99c1ba2ece..5525227c5e9 100644 --- a/include/net/inet_hashtables.h +++ b/include/net/inet_hashtables.h @@ -314,25 +314,25 @@ typedef __u64 __bitwise __addrpair; ((__force __u64)(__be32)(__saddr))); #endif /* __BIG_ENDIAN */ #define INET_MATCH(__sk, __net, __hash, __cookie, __saddr, __daddr, __ports, __dif)\ - (((__sk)->sk_hash == (__hash)) && ((__sk)->sk_net == (__net)) && \ + (((__sk)->sk_hash == (__hash)) && sock_net((__sk)) == (__net) && \ ((*((__addrpair *)&(inet_sk(__sk)->daddr))) == (__cookie)) && \ ((*((__portpair *)&(inet_sk(__sk)->dport))) == (__ports)) && \ (!((__sk)->sk_bound_dev_if) || ((__sk)->sk_bound_dev_if == (__dif)))) #define INET_TW_MATCH(__sk, __net, __hash, __cookie, __saddr, __daddr, __ports, __dif)\ - (((__sk)->sk_hash == (__hash)) && ((__sk)->sk_net == (__net)) && \ + (((__sk)->sk_hash == (__hash)) && sock_net((__sk)) == (__net) && \ ((*((__addrpair *)&(inet_twsk(__sk)->tw_daddr))) == (__cookie)) && \ ((*((__portpair *)&(inet_twsk(__sk)->tw_dport))) == (__ports)) && \ (!((__sk)->sk_bound_dev_if) || ((__sk)->sk_bound_dev_if == (__dif)))) #else /* 32-bit arch */ #define INET_ADDR_COOKIE(__name, __saddr, __daddr) #define INET_MATCH(__sk, __net, __hash, __cookie, __saddr, __daddr, __ports, __dif) \ - (((__sk)->sk_hash == (__hash)) && ((__sk)->sk_net == (__net)) && \ + (((__sk)->sk_hash == (__hash)) && sock_net((__sk)) == (__net) && \ (inet_sk(__sk)->daddr == (__saddr)) && \ (inet_sk(__sk)->rcv_saddr == (__daddr)) && \ ((*((__portpair *)&(inet_sk(__sk)->dport))) == (__ports)) && \ (!((__sk)->sk_bound_dev_if) || ((__sk)->sk_bound_dev_if == (__dif)))) #define INET_TW_MATCH(__sk, __net, __hash,__cookie, __saddr, __daddr, __ports, __dif) \ - (((__sk)->sk_hash == (__hash)) && ((__sk)->sk_net == (__net)) && \ + (((__sk)->sk_hash == (__hash)) && sock_net((__sk)) == (__net) && \ (inet_twsk(__sk)->tw_daddr == (__saddr)) && \ (inet_twsk(__sk)->tw_rcv_saddr == (__daddr)) && \ ((*((__portpair *)&(inet_twsk(__sk)->tw_dport))) == (__ports)) && \ diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h index 296547bfb0b..07fe0d1a4f0 100644 --- a/include/net/inet_timewait_sock.h +++ b/include/net/inet_timewait_sock.h @@ -207,4 +207,22 @@ extern void inet_twsk_schedule(struct inet_timewait_sock *tw, const int timeo, const int timewait_len); extern void inet_twsk_deschedule(struct inet_timewait_sock *tw, struct inet_timewait_death_row *twdr); + +static inline +struct net *twsk_net(const struct inet_timewait_sock *twsk) +{ +#ifdef CONFIG_NET_NS + return twsk->tw_net; +#else + return &init_net; +#endif +} + +static inline +void twsk_net_set(struct inet_timewait_sock *twsk, const struct net *net) +{ +#ifdef CONFIG_NET_NS + twsk->tw_net = net; +#endif +} #endif /* _INET_TIMEWAIT_SOCK_ */ diff --git a/include/net/route.h b/include/net/route.h index 28dba925663..c6338802e8f 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -160,7 +160,7 @@ static inline int ip_route_connect(struct rtable **rp, __be32 dst, .dport = dport } } }; int err; - struct net *net = sk->sk_net; + struct net *net = sock_net(sk); if (!dst || !src) { err = __ip_route_output_key(net, rp, &fl); if (err) @@ -188,7 +188,7 @@ static inline int ip_route_newports(struct rtable **rp, u8 protocol, ip_rt_put(*rp); *rp = NULL; security_sk_classify_flow(sk, &fl); - return ip_route_output_flow(sk->sk_net, rp, &fl, sk, 0); + return ip_route_output_flow(sock_net(sk), rp, &fl, sk, 0); } return 0; } diff --git a/include/net/sock.h b/include/net/sock.h index b433b1ed203..7e0d4a0c4d1 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -126,7 +126,9 @@ struct sock_common { atomic_t skc_refcnt; unsigned int skc_hash; struct proto *skc_prot; +#ifdef CONFIG_NET_NS struct net *skc_net; +#endif }; /** @@ -1345,6 +1347,24 @@ static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb, int copied_e } #endif +static inline +struct net *sock_net(const struct sock *sk) +{ +#ifdef CONFIG_NET_NS + return sk->sk_net; +#else + return &init_net; +#endif +} + +static inline +void sock_net_set(struct sock *sk, const struct net *net) +{ +#ifdef CONFIG_NET_NS + sk->sk_net = net; +#endif +} + /* * Kernel sockets, f.e. rtnl or icmp_socket, are a part of a namespace. * They should not hold a referrence to a namespace in order to allow @@ -1353,8 +1373,8 @@ static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb, int copied_e */ static inline void sk_change_net(struct sock *sk, struct net *net) { - put_net(sk->sk_net); - sk->sk_net = net; + put_net(sock_net(sk)); + sock_net_set(sk, net); } extern void sock_enable_timestamp(struct sock *sk); |