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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

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This commit is contained in:
David S. Miller
2014-09-07 21:41:53 -07:00
parent 97a13e5289 d030671f3f
commit eb84d6b604
694 changed files with 6362 additions and 3447 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
net/ipv6/addrconf.c
View File

@@ -1690,14 +1690,12 @@ void addrconf_dad_failure(struct inet6_ifaddr *ifp)
addrconf_mod_dad_work(ifp, 0);
}
/* Join to solicited addr multicast group. */
/* Join to solicited addr multicast group.
* caller must hold RTNL */
void addrconf_join_solict(struct net_device *dev, const struct in6_addr *addr)
{
struct in6_addr maddr;
ASSERT_RTNL();
if (dev->flags&(IFF_LOOPBACK|IFF_NOARP))
return;
@@ -1705,12 +1703,11 @@ void addrconf_join_solict(struct net_device *dev, const struct in6_addr *addr)
ipv6_dev_mc_inc(dev, &maddr);
}
/* caller must hold RTNL */
void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr)
{
struct in6_addr maddr;
ASSERT_RTNL();
if (idev->dev->flags&(IFF_LOOPBACK|IFF_NOARP))
return;
@@ -1718,12 +1715,11 @@ void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr)
__ipv6_dev_mc_dec(idev, &maddr);
}
/* caller must hold RTNL */
static void addrconf_join_anycast(struct inet6_ifaddr *ifp)
{
struct in6_addr addr;
ASSERT_RTNL();
if (ifp->prefix_len >= 127) /* RFC 6164 */
return;
ipv6_addr_prefix(&addr, &ifp->addr, ifp->prefix_len);
@@ -1732,12 +1728,11 @@ static void addrconf_join_anycast(struct inet6_ifaddr *ifp)
ipv6_dev_ac_inc(ifp->idev->dev, &addr);
}
/* caller must hold RTNL */
static void addrconf_leave_anycast(struct inet6_ifaddr *ifp)
{
struct in6_addr addr;
ASSERT_RTNL();
if (ifp->prefix_len >= 127) /* RFC 6164 */
return;
ipv6_addr_prefix(&addr, &ifp->addr, ifp->prefix_len);
@@ -4773,15 +4768,11 @@ static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp)
addrconf_leave_solict(ifp->idev, &ifp->addr);
if (!ipv6_addr_any(&ifp->peer_addr)) {
struct rt6_info *rt;
struct net_device *dev = ifp->idev->dev;
rt = rt6_lookup(dev_net(dev), &ifp->peer_addr, NULL,
dev->ifindex, 1);
if (rt) {
dst_hold(&rt->dst);
if (ip6_del_rt(rt))
dst_free(&rt->dst);
}
rt = addrconf_get_prefix_route(&ifp->peer_addr, 128,
ifp->idev->dev, 0, 0);
if (rt && ip6_del_rt(rt))
dst_free(&rt->dst);
}
dst_hold(&ifp->rt->dst);

10
net/ipv6/anycast.c
View File

@@ -77,6 +77,7 @@ int ipv6_sock_ac_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
pac->acl_next = NULL;
pac->acl_addr = *addr;
rtnl_lock();
rcu_read_lock();
if (ifindex == 0) {
struct rt6_info *rt;
@@ -137,6 +138,7 @@ int ipv6_sock_ac_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
error:
rcu_read_unlock();
rtnl_unlock();
if (pac)
sock_kfree_s(sk, pac, sizeof(*pac));
return err;
@@ -171,11 +173,13 @@ int ipv6_sock_ac_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
spin_unlock_bh(&ipv6_sk_ac_lock);
rtnl_lock();
rcu_read_lock();
dev = dev_get_by_index_rcu(net, pac->acl_ifindex);
if (dev)
ipv6_dev_ac_dec(dev, &pac->acl_addr);
rcu_read_unlock();
rtnl_unlock();
sock_kfree_s(sk, pac, sizeof(*pac));
return 0;
@@ -198,6 +202,7 @@ void ipv6_sock_ac_close(struct sock *sk)
spin_unlock_bh(&ipv6_sk_ac_lock);
prev_index = 0;
rtnl_lock();
rcu_read_lock();
while (pac) {
struct ipv6_ac_socklist *next = pac->acl_next;
@@ -212,6 +217,7 @@ void ipv6_sock_ac_close(struct sock *sk)
pac = next;
}
rcu_read_unlock();
rtnl_unlock();
}
static void aca_put(struct ifacaddr6 *ac)
@@ -233,6 +239,8 @@ int ipv6_dev_ac_inc(struct net_device *dev, const struct in6_addr *addr)
struct rt6_info *rt;
int err;
ASSERT_RTNL();
idev = in6_dev_get(dev);
if (idev == NULL)
@@ -302,6 +310,8 @@ int __ipv6_dev_ac_dec(struct inet6_dev *idev, const struct in6_addr *addr)
{
struct ifacaddr6 *aca, *prev_aca;
ASSERT_RTNL();
write_lock_bh(&idev->lock);
prev_aca = NULL;
for (aca = idev->ac_list; aca; aca = aca->aca_next) {

14
net/ipv6/mcast.c
View File

@@ -173,6 +173,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
mc_lst->next = NULL;
mc_lst->addr = *addr;
rtnl_lock();
rcu_read_lock();
if (ifindex == 0) {
struct rt6_info *rt;
@@ -186,6 +187,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
if (dev == NULL) {
rcu_read_unlock();
rtnl_unlock();
sock_kfree_s(sk, mc_lst, sizeof(*mc_lst));
return -ENODEV;
}
@@ -203,6 +205,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
if (err) {
rcu_read_unlock();
rtnl_unlock();
sock_kfree_s(sk, mc_lst, sizeof(*mc_lst));
return err;
}
@@ -213,6 +216,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
spin_unlock(&ipv6_sk_mc_lock);
rcu_read_unlock();
rtnl_unlock();
return 0;
}
@@ -230,6 +234,7 @@ int ipv6_sock_mc_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
if (!ipv6_addr_is_multicast(addr))
return -EINVAL;
rtnl_lock();
spin_lock(&ipv6_sk_mc_lock);
for (lnk = &np->ipv6_mc_list;
(mc_lst = rcu_dereference_protected(*lnk,
@@ -253,12 +258,15 @@ int ipv6_sock_mc_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
} else
(void) ip6_mc_leave_src(sk, mc_lst, NULL);
rcu_read_unlock();
rtnl_unlock();
atomic_sub(sizeof(*mc_lst), &sk->sk_omem_alloc);
kfree_rcu(mc_lst, rcu);
return 0;
}
}
spin_unlock(&ipv6_sk_mc_lock);
rtnl_unlock();
return -EADDRNOTAVAIL;
}
@@ -303,6 +311,7 @@ void ipv6_sock_mc_close(struct sock *sk)
if (!rcu_access_pointer(np->ipv6_mc_list))
return;
rtnl_lock();
spin_lock(&ipv6_sk_mc_lock);
while ((mc_lst = rcu_dereference_protected(np->ipv6_mc_list,
lockdep_is_held(&ipv6_sk_mc_lock))) != NULL) {
@@ -329,6 +338,7 @@ void ipv6_sock_mc_close(struct sock *sk)
spin_lock(&ipv6_sk_mc_lock);
}
spin_unlock(&ipv6_sk_mc_lock);
rtnl_unlock();
}
int ip6_mc_source(int add, int omode, struct sock *sk,
@@ -846,6 +856,8 @@ int ipv6_dev_mc_inc(struct net_device *dev, const struct in6_addr *addr)
struct ifmcaddr6 *mc;
struct inet6_dev *idev;
ASSERT_RTNL();
/* we need to take a reference on idev */
idev = in6_dev_get(dev);
@@ -917,6 +929,8 @@ int __ipv6_dev_mc_dec(struct inet6_dev *idev, const struct in6_addr *addr)
{
struct ifmcaddr6 *ma, **map;
ASSERT_RTNL();
write_lock_bh(&idev->lock);
for (map = &idev->mc_list; (ma = *map) != NULL; map = &ma->next) {
if (ipv6_addr_equal(&ma->mca_addr, addr)) {

28
net/ipv6/netfilter/Kconfig
View File

@@ -57,9 +57,19 @@ config NFT_REJECT_IPV6
config NF_LOG_IPV6
tristate "IPv6 packet logging"
depends on NETFILTER_ADVANCED
default m if NETFILTER_ADVANCED=n
select NF_LOG_COMMON
config NF_NAT_IPV6
tristate "IPv6 NAT"
depends on NF_CONNTRACK_IPV6
depends on NETFILTER_ADVANCED
select NF_NAT
help
The IPv6 NAT option allows masquerading, port forwarding and other
forms of full Network Address Port Translation. This can be
controlled by iptables or nft.
config IP6_NF_IPTABLES
tristate "IP6 tables support (required for filtering)"
depends on INET && IPV6
@@ -232,19 +242,21 @@ config IP6_NF_SECURITY
If unsure, say N.
config NF_NAT_IPV6
tristate "IPv6 NAT"
config IP6_NF_NAT
tristate "ip6tables NAT support"
depends on NF_CONNTRACK_IPV6
depends on NETFILTER_ADVANCED
select NF_NAT
select NF_NAT_IPV6
select NETFILTER_XT_NAT
help
The IPv6 NAT option allows masquerading, port forwarding and other
forms of full Network Address Port Translation. It is controlled by
the `nat' table in ip6tables, see the man page for ip6tables(8).
This enables the `nat' table in ip6tables. This allows masquerading,
port forwarding and other forms of full Network Address Port
Translation.
To compile it as a module, choose M here. If unsure, say N.
if NF_NAT_IPV6
if IP6_NF_NAT
config IP6_NF_TARGET_MASQUERADE
tristate "MASQUERADE target support"
@@ -265,7 +277,7 @@ config IP6_NF_TARGET_NPT
To compile it as a module, choose M here. If unsure, say N.
endif # NF_NAT_IPV6
endif # IP6_NF_NAT
endif # IP6_NF_IPTABLES

2
net/ipv6/netfilter/Makefile
View File

@@ -8,7 +8,7 @@ obj-$(CONFIG_IP6_NF_FILTER) += ip6table_filter.o
obj-$(CONFIG_IP6_NF_MANGLE) += ip6table_mangle.o
obj-$(CONFIG_IP6_NF_RAW) += ip6table_raw.o
obj-$(CONFIG_IP6_NF_SECURITY) += ip6table_security.o
obj-$(CONFIG_NF_NAT_IPV6) += ip6table_nat.o
obj-$(CONFIG_IP6_NF_NAT) += ip6table_nat.o
# objects for l3 independent conntrack
nf_conntrack_ipv6-y := nf_conntrack_l3proto_ipv6.o nf_conntrack_proto_icmpv6.o