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-rw-r--r--include/net/addrconf.h4
-rw-r--r--net/ipv6/addrconf.c6
-rw-r--r--net/ipv6/af_inet6.c3
-rw-r--r--net/ipv6/anycast.c2
-rw-r--r--net/ipv6/datagram.c3
-rw-r--r--net/ipv6/icmp.c2
-rw-r--r--net/ipv6/ip6_tunnel.c8
-rw-r--r--net/ipv6/ndisc.c2
-rw-r--r--net/ipv6/raw.c3
-rw-r--r--net/sctp/ipv6.c5
10 files changed, 23 insertions, 15 deletions
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 1c3a5602990..d1697b587a1 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -59,9 +59,11 @@ extern int addrconf_add_ifaddr(void __user *arg);
extern int addrconf_del_ifaddr(void __user *arg);
extern int addrconf_set_dstaddr(void __user *arg);
-extern int ipv6_chk_addr(struct in6_addr *addr,
+extern int ipv6_chk_addr(struct net *net,
+ struct in6_addr *addr,
struct net_device *dev,
int strict);
+
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
extern int ipv6_chk_home_addr(struct in6_addr *addr);
#endif
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index d7b440343e9..f35c3df410d 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1206,13 +1206,16 @@ static int ipv6_count_addresses(struct inet6_dev *idev)
return cnt;
}
-int ipv6_chk_addr(struct in6_addr *addr, struct net_device *dev, int strict)
+int ipv6_chk_addr(struct net *net, struct in6_addr *addr,
+ struct net_device *dev, int strict)
{
struct inet6_ifaddr * ifp;
u8 hash = ipv6_addr_hash(addr);
read_lock_bh(&addrconf_hash_lock);
for(ifp = inet6_addr_lst[hash]; ifp; ifp=ifp->lst_next) {
+ if (ifp->idev->dev->nd_net != net)
+ continue;
if (ipv6_addr_equal(&ifp->addr, addr) &&
!(ifp->flags&IFA_F_TENTATIVE)) {
if (dev == NULL || ifp->idev->dev == dev ||
@@ -1223,7 +1226,6 @@ int ipv6_chk_addr(struct in6_addr *addr, struct net_device *dev, int strict)
read_unlock_bh(&addrconf_hash_lock);
return ifp != NULL;
}
-
EXPORT_SYMBOL(ipv6_chk_addr);
static
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index ac8772dd968..3150c4be3c0 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -314,7 +314,8 @@ int inet6_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
*/
v4addr = LOOPBACK4_IPV6;
if (!(addr_type & IPV6_ADDR_MULTICAST)) {
- if (!ipv6_chk_addr(&addr->sin6_addr, dev, 0)) {
+ if (!ipv6_chk_addr(&init_net, &addr->sin6_addr,
+ dev, 0)) {
if (dev)
dev_put(dev);
err = -EADDRNOTAVAIL;
diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
index 5c4190060e7..9c7f83fbc3a 100644
--- a/net/ipv6/anycast.c
+++ b/net/ipv6/anycast.c
@@ -89,7 +89,7 @@ int ipv6_sock_ac_join(struct sock *sk, int ifindex, struct in6_addr *addr)
return -EPERM;
if (ipv6_addr_is_multicast(addr))
return -EINVAL;
- if (ipv6_chk_addr(addr, NULL, 0))
+ if (ipv6_chk_addr(&init_net, addr, NULL, 0))
return -EINVAL;
pac = sock_kmalloc(sk, sizeof(struct ipv6_ac_socklist), GFP_KERNEL);
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index f49a06aa97d..94fa6ae77cf 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -549,7 +549,8 @@ int datagram_send_ctl(struct msghdr *msg, struct flowi *fl,
return -ENODEV;
}
}
- if (!ipv6_chk_addr(&src_info->ipi6_addr, dev, 0)) {
+ if (!ipv6_chk_addr(&init_net, &src_info->ipi6_addr,
+ dev, 0)) {
if (dev)
dev_put(dev);
err = -EINVAL;
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 5395afe55ca..cbb5b9cf84a 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -332,7 +332,7 @@ void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
*/
addr_type = ipv6_addr_type(&hdr->daddr);
- if (ipv6_chk_addr(&hdr->daddr, skb->dev, 0))
+ if (ipv6_chk_addr(&init_net, &hdr->daddr, skb->dev, 0))
saddr = &hdr->daddr;
/*
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 29b5321e39c..425c9ae8b31 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -653,8 +653,8 @@ static inline int ip6_tnl_rcv_ctl(struct ip6_tnl *t)
ldev = dev_get_by_index(&init_net, p->link);
if ((ipv6_addr_is_multicast(&p->laddr) ||
- likely(ipv6_chk_addr(&p->laddr, ldev, 0))) &&
- likely(!ipv6_chk_addr(&p->raddr, NULL, 0)))
+ likely(ipv6_chk_addr(&init_net, &p->laddr, ldev, 0))) &&
+ likely(!ipv6_chk_addr(&init_net, &p->raddr, NULL, 0)))
ret = 1;
if (ldev)
@@ -788,12 +788,12 @@ static inline int ip6_tnl_xmit_ctl(struct ip6_tnl *t)
if (p->link)
ldev = dev_get_by_index(&init_net, p->link);
- if (unlikely(!ipv6_chk_addr(&p->laddr, ldev, 0)))
+ if (unlikely(!ipv6_chk_addr(&init_net, &p->laddr, ldev, 0)))
printk(KERN_WARNING
"%s xmit: Local address not yet configured!\n",
p->name);
else if (!ipv6_addr_is_multicast(&p->raddr) &&
- unlikely(ipv6_chk_addr(&p->raddr, NULL, 0)))
+ unlikely(ipv6_chk_addr(&init_net, &p->raddr, NULL, 0)))
printk(KERN_WARNING
"%s xmit: Routing loop! "
"Remote address found on this node!\n",
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index b66a1f81bd8..e217d3ff00f 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -653,7 +653,7 @@ static void ndisc_solicit(struct neighbour *neigh, struct sk_buff *skb)
struct in6_addr *target = (struct in6_addr *)&neigh->primary_key;
int probes = atomic_read(&neigh->probes);
- if (skb && ipv6_chk_addr(&ipv6_hdr(skb)->saddr, dev, 1))
+ if (skb && ipv6_chk_addr(&init_net, &ipv6_hdr(skb)->saddr, dev, 1))
saddr = &ipv6_hdr(skb)->saddr;
if ((probes -= neigh->parms->ucast_probes) < 0) {
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 45a580e843d..cb0b110a2ac 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -298,7 +298,8 @@ static int rawv6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
v4addr = LOOPBACK4_IPV6;
if (!(addr_type & IPV6_ADDR_MULTICAST)) {
err = -EADDRNOTAVAIL;
- if (!ipv6_chk_addr(&addr->sin6_addr, dev, 0)) {
+ if (!ipv6_chk_addr(&init_net, &addr->sin6_addr,
+ dev, 0)) {
if (dev)
dev_put(dev);
goto out;
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index bd04aed673c..74f106a7a7e 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -556,7 +556,7 @@ static int sctp_v6_available(union sctp_addr *addr, struct sctp_sock *sp)
if (!(type & IPV6_ADDR_UNICAST))
return 0;
- return ipv6_chk_addr(in6, NULL, 0);
+ return ipv6_chk_addr(&init_net, in6, NULL, 0);
}
/* This function checks if the address is a valid address to be used for
@@ -858,7 +858,8 @@ static int sctp_inet6_bind_verify(struct sctp_sock *opt, union sctp_addr *addr)
dev = dev_get_by_index(&init_net, addr->v6.sin6_scope_id);
if (!dev)
return 0;
- if (!ipv6_chk_addr(&addr->v6.sin6_addr, dev, 0)) {
+ if (!ipv6_chk_addr(&init_net, &addr->v6.sin6_addr,
+ dev, 0)) {
dev_put(dev);
return 0;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 12:50:40 +0000