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| author | Pavel Emelyanov <xemul@openvz.org> | 2008-01-14 05:35:31 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 15:02:05 -0800 |
| commit | be185884b31093555dc10aa32efe0b73c835312e (patch) | |
| tree | 245fe745220352a8757eb8cdff20c9ea59b45314 /net/ipv6/raw.c | |
| parent | 8d96544475b236a0f319e492f4828aa8c0801c7f (diff) | |
| download | linux-stable-be185884b31093555dc10aa32efe0b73c835312e.tar.gz linux-stable-be185884b31093555dc10aa32efe0b73c835312e.tar.bz2 linux-stable-be185884b31093555dc10aa32efe0b73c835312e.zip | |
[NETNS][RAW]: Make ipv[46] raw sockets lookup namespaces aware.
This requires just to pass the appropriate struct net pointer
into __raw_v[46]_lookup and skip sockets that do not belong
to a needed namespace.
The proper net is get from skb->dev in all the cases.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/raw.c')
| -rw-r--r-- | net/ipv6/raw.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index cb0b110a2ac8..6f20086064b2 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -76,8 +76,9 @@ static void raw_v6_unhash(struct sock *sk) } -static struct sock *__raw_v6_lookup(struct sock *sk, unsigned short num, - struct in6_addr *loc_addr, struct in6_addr *rmt_addr, int dif) +static struct sock *__raw_v6_lookup(struct net *net, struct sock *sk, + unsigned short num, struct in6_addr *loc_addr, + struct in6_addr *rmt_addr, int dif) { struct hlist_node *node; int is_multicast = ipv6_addr_is_multicast(loc_addr); @@ -86,6 +87,9 @@ static struct sock *__raw_v6_lookup(struct sock *sk, unsigned short num, if (inet_sk(sk)->num == num) { struct ipv6_pinfo *np = inet6_sk(sk); + if (sk->sk_net != net) + continue; + if (!ipv6_addr_any(&np->daddr) && !ipv6_addr_equal(&np->daddr, rmt_addr)) continue; @@ -165,6 +169,7 @@ static int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr) struct sock *sk; int delivered = 0; __u8 hash; + struct net *net; saddr = &ipv6_hdr(skb)->saddr; daddr = saddr + 1; @@ -182,7 +187,8 @@ static int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr) if (sk == NULL) goto out; - sk = __raw_v6_lookup(sk, nexthdr, daddr, saddr, IP6CB(skb)->iif); + net = skb->dev->nd_net; + sk = __raw_v6_lookup(net, sk, nexthdr, daddr, saddr, IP6CB(skb)->iif); while (sk) { int filtered; @@ -225,7 +231,7 @@ static int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr) rawv6_rcv(sk, clone); } } - sk = __raw_v6_lookup(sk_next(sk), nexthdr, daddr, saddr, + sk = __raw_v6_lookup(net, sk_next(sk), nexthdr, daddr, saddr, IP6CB(skb)->iif); } out: @@ -359,6 +365,7 @@ void raw6_icmp_error(struct sk_buff *skb, int nexthdr, struct sock *sk; int hash; struct in6_addr *saddr, *daddr; + struct net *net; hash = nexthdr & (RAW_HTABLE_SIZE - 1); @@ -367,8 +374,9 @@ void raw6_icmp_error(struct sk_buff *skb, int nexthdr, if (sk != NULL) { saddr = &ipv6_hdr(skb)->saddr; daddr = &ipv6_hdr(skb)->daddr; + net = skb->dev->nd_net; - while ((sk = __raw_v6_lookup(sk, nexthdr, saddr, daddr, + while ((sk = __raw_v6_lookup(net, sk, nexthdr, saddr, daddr, IP6CB(skb)->iif))) { rawv6_err(sk, skb, NULL, type, code, inner_offset, info); |