diff options
| -rw-r--r-- | net/ipv4/raw.c | 21 | ||||
| -rw-r--r-- | net/ipv6/raw.c | 18 |
2 files changed, 26 insertions, 13 deletions
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 747911a8241..a490a9d5471 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -116,16 +116,15 @@ static void raw_v4_unhash(struct sock *sk) raw_unhash_sk(sk, &raw_v4_hashinfo); } -static struct sock *__raw_v4_lookup(struct sock *sk, unsigned short num, - __be32 raddr, __be32 laddr, - int dif) +static struct sock *__raw_v4_lookup(struct net *net, struct sock *sk, + unsigned short num, __be32 raddr, __be32 laddr, int dif) { struct hlist_node *node; sk_for_each_from(sk, node) { struct inet_sock *inet = inet_sk(sk); - if (inet->num == num && + if (sk->sk_net == net && inet->num == num && !(inet->daddr && inet->daddr != raddr) && !(inet->rcv_saddr && inet->rcv_saddr != laddr) && !(sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif)) @@ -169,12 +168,15 @@ static int raw_v4_input(struct sk_buff *skb, struct iphdr *iph, int hash) struct sock *sk; struct hlist_head *head; int delivered = 0; + struct net *net; read_lock(&raw_v4_hashinfo.lock); head = &raw_v4_hashinfo.ht[hash]; if (hlist_empty(head)) goto out; - sk = __raw_v4_lookup(__sk_head(head), iph->protocol, + + net = skb->dev->nd_net; + sk = __raw_v4_lookup(net, __sk_head(head), iph->protocol, iph->saddr, iph->daddr, skb->dev->ifindex); @@ -187,7 +189,7 @@ static int raw_v4_input(struct sk_buff *skb, struct iphdr *iph, int hash) if (clone) raw_rcv(sk, clone); } - sk = __raw_v4_lookup(sk_next(sk), iph->protocol, + sk = __raw_v4_lookup(net, sk_next(sk), iph->protocol, iph->saddr, iph->daddr, skb->dev->ifindex); } @@ -273,6 +275,7 @@ void raw_icmp_error(struct sk_buff *skb, int protocol, u32 info) int hash; struct sock *raw_sk; struct iphdr *iph; + struct net *net; hash = protocol & (RAW_HTABLE_SIZE - 1); @@ -280,8 +283,10 @@ void raw_icmp_error(struct sk_buff *skb, int protocol, u32 info) raw_sk = sk_head(&raw_v4_hashinfo.ht[hash]); if (raw_sk != NULL) { iph = (struct iphdr *)skb->data; - while ((raw_sk = __raw_v4_lookup(raw_sk, protocol, iph->daddr, - iph->saddr, + net = skb->dev->nd_net; + + while ((raw_sk = __raw_v4_lookup(net, raw_sk, protocol, + iph->daddr, iph->saddr, skb->dev->ifindex)) != NULL) { raw_err(raw_sk, skb, info); raw_sk = sk_next(raw_sk); diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index cb0b110a2ac..6f20086064b 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); |