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-rw-r--r--net/ipv6/addrconf.c80
-rw-r--r--net/ipv6/addrlabel.c34
-rw-r--r--net/ipv6/ah6.c4
-rw-r--r--net/ipv6/anycast.c6
-rw-r--r--net/ipv6/esp6.c4
-rw-r--r--net/ipv6/exthdrs.c2
-rw-r--r--net/ipv6/icmp.c15
-rw-r--r--net/ipv6/inet6_hashtables.c89
-rw-r--r--net/ipv6/ip6_flowlabel.c4
-rw-r--r--net/ipv6/ip6_output.c2
-rw-r--r--net/ipv6/ip6mr.c5
-rw-r--r--net/ipv6/ipcomp6.c4
-rw-r--r--net/ipv6/mcast.c12
-rw-r--r--net/ipv6/ndisc.c103
-rw-r--r--net/ipv6/netfilter/ip6t_LOG.c7
-rw-r--r--net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c5
-rw-r--r--net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c2
-rw-r--r--net/ipv6/netfilter/nf_conntrack_reasm.c6
-rw-r--r--net/ipv6/reassembly.c12
-rw-r--r--net/ipv6/route.c45
-rw-r--r--net/ipv6/sysctl_net_ipv6.c4
-rw-r--r--net/ipv6/tcp_ipv6.c15
-rw-r--r--net/ipv6/udp.c145
-rw-r--r--net/ipv6/udp_impl.h4
-rw-r--r--net/ipv6/udplite.c9
-rw-r--r--net/ipv6/xfrm6_policy.c10
26 files changed, 352 insertions, 276 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index d9da5eb9dcb2..e92ad8455c63 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2031,8 +2031,8 @@ int addrconf_set_dstaddr(struct net *net, void __user *arg)
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
if (dev->type == ARPHRD_SIT) {
+ const struct net_device_ops *ops = dev->netdev_ops;
struct ifreq ifr;
- mm_segment_t oldfs;
struct ip_tunnel_parm p;
err = -EADDRNOTAVAIL;
@@ -2048,9 +2048,14 @@ int addrconf_set_dstaddr(struct net *net, void __user *arg)
p.iph.ttl = 64;
ifr.ifr_ifru.ifru_data = (__force void __user *)&p;
- oldfs = get_fs(); set_fs(KERNEL_DS);
- err = dev->do_ioctl(dev, &ifr, SIOCADDTUNNEL);
- set_fs(oldfs);
+ if (ops->ndo_do_ioctl) {
+ mm_segment_t oldfs = get_fs();
+
+ set_fs(KERNEL_DS);
+ err = ops->ndo_do_ioctl(dev, &ifr, SIOCADDTUNNEL);
+ set_fs(oldfs);
+ } else
+ err = -EOPNOTSUPP;
if (err == 0) {
err = -ENOBUFS;
@@ -2988,9 +2993,8 @@ static void if6_seq_stop(struct seq_file *seq, void *v)
static int if6_seq_show(struct seq_file *seq, void *v)
{
struct inet6_ifaddr *ifp = (struct inet6_ifaddr *)v;
- seq_printf(seq,
- NIP6_SEQFMT " %02x %02x %02x %02x %8s\n",
- NIP6(ifp->addr),
+ seq_printf(seq, "%pi6 %02x %02x %02x %02x %8s\n",
+ &ifp->addr,
ifp->idev->dev->ifindex,
ifp->prefix_len,
ifp->scope,
@@ -4033,8 +4037,8 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.forwarding,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &addrconf_sysctl_forward,
- .strategy = &addrconf_sysctl_forward_strategy,
+ .proc_handler = addrconf_sysctl_forward,
+ .strategy = addrconf_sysctl_forward_strategy,
},
{
.ctl_name = NET_IPV6_HOP_LIMIT,
@@ -4050,7 +4054,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.mtu6,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ACCEPT_RA,
@@ -4058,7 +4062,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_ra,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ACCEPT_REDIRECTS,
@@ -4066,7 +4070,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_redirects,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_AUTOCONF,
@@ -4074,7 +4078,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.autoconf,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_DAD_TRANSMITS,
@@ -4082,7 +4086,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.dad_transmits,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_RTR_SOLICITS,
@@ -4090,7 +4094,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.rtr_solicits,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_RTR_SOLICIT_INTERVAL,
@@ -4098,8 +4102,8 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.rtr_solicit_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_RTR_SOLICIT_DELAY,
@@ -4107,8 +4111,8 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.rtr_solicit_delay,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_FORCE_MLD_VERSION,
@@ -4116,7 +4120,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.force_mld_version,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#ifdef CONFIG_IPV6_PRIVACY
{
@@ -4125,7 +4129,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.use_tempaddr,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_TEMP_VALID_LFT,
@@ -4133,7 +4137,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.temp_valid_lft,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_TEMP_PREFERED_LFT,
@@ -4141,7 +4145,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.temp_prefered_lft,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_REGEN_MAX_RETRY,
@@ -4149,7 +4153,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.regen_max_retry,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_MAX_DESYNC_FACTOR,
@@ -4157,7 +4161,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.max_desync_factor,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#endif
{
@@ -4166,7 +4170,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.max_addresses,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ACCEPT_RA_DEFRTR,
@@ -4174,7 +4178,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_ra_defrtr,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ACCEPT_RA_PINFO,
@@ -4182,7 +4186,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_ra_pinfo,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#ifdef CONFIG_IPV6_ROUTER_PREF
{
@@ -4191,7 +4195,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_ra_rtr_pref,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_RTR_PROBE_INTERVAL,
@@ -4199,8 +4203,8 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.rtr_probe_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
#ifdef CONFIG_IPV6_ROUTE_INFO
{
@@ -4209,7 +4213,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_ra_rt_info_max_plen,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#endif
#endif
@@ -4219,7 +4223,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.proxy_ndp,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ACCEPT_SOURCE_ROUTE,
@@ -4227,7 +4231,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_source_route,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#ifdef CONFIG_IPV6_OPTIMISTIC_DAD
{
@@ -4236,7 +4240,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.optimistic_dad,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#endif
@@ -4247,7 +4251,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.mc_forwarding,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#endif
{
@@ -4256,7 +4260,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.disable_ipv6,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = CTL_UNNUMBERED,
@@ -4264,7 +4268,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_dad,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = 0, /* sentinel */
diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index 08909039d87b..6ff73c4c126a 100644
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -186,10 +186,8 @@ u32 ipv6_addr_label(struct net *net,
label = p ? p->label : IPV6_ADDR_LABEL_DEFAULT;
rcu_read_unlock();
- ADDRLABEL(KERN_DEBUG "%s(addr=" NIP6_FMT ", type=%d, ifindex=%d) => %08x\n",
- __func__,
- NIP6(*addr), type, ifindex,
- label);
+ ADDRLABEL(KERN_DEBUG "%s(addr=%pI6, type=%d, ifindex=%d) => %08x\n",
+ __func__, addr, type, ifindex, label);
return label;
}
@@ -203,11 +201,8 @@ static struct ip6addrlbl_entry *ip6addrlbl_alloc(struct net *net,
struct ip6addrlbl_entry *newp;
int addrtype;
- ADDRLABEL(KERN_DEBUG "%s(prefix=" NIP6_FMT ", prefixlen=%d, ifindex=%d, label=%u)\n",
- __func__,
- NIP6(*prefix), prefixlen,
- ifindex,
- (unsigned int)label);
+ ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d, label=%u)\n",
+ __func__, prefix, prefixlen, ifindex, (unsigned int)label);
addrtype = ipv6_addr_type(prefix) & (IPV6_ADDR_MAPPED | IPV6_ADDR_COMPATv4 | IPV6_ADDR_LOOPBACK);
@@ -294,12 +289,9 @@ static int ip6addrlbl_add(struct net *net,
struct ip6addrlbl_entry *newp;
int ret = 0;
- ADDRLABEL(KERN_DEBUG "%s(prefix=" NIP6_FMT ", prefixlen=%d, ifindex=%d, label=%u, replace=%d)\n",
- __func__,
- NIP6(*prefix), prefixlen,
- ifindex,
- (unsigned int)label,
- replace);
+ ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d, label=%u, replace=%d)\n",
+ __func__, prefix, prefixlen, ifindex, (unsigned int)label,
+ replace);
newp = ip6addrlbl_alloc(net, prefix, prefixlen, ifindex, label);
if (IS_ERR(newp))
@@ -321,10 +313,8 @@ static int __ip6addrlbl_del(struct net *net,
struct hlist_node *pos, *n;
int ret = -ESRCH;
- ADDRLABEL(KERN_DEBUG "%s(prefix=" NIP6_FMT ", prefixlen=%d, ifindex=%d)\n",
- __func__,
- NIP6(*prefix), prefixlen,
- ifindex);
+ ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d)\n",
+ __func__, prefix, prefixlen, ifindex);
hlist_for_each_entry_safe(p, pos, n, &ip6addrlbl_table.head, list) {
if (p->prefixlen == prefixlen &&
@@ -347,10 +337,8 @@ static int ip6addrlbl_del(struct net *net,
struct in6_addr prefix_buf;
int ret;
- ADDRLABEL(KERN_DEBUG "%s(prefix=" NIP6_FMT ", prefixlen=%d, ifindex=%d)\n",
- __func__,
- NIP6(*prefix), prefixlen,
- ifindex);
+ ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d)\n",
+ __func__, prefix, prefixlen, ifindex);
ipv6_addr_prefix(&prefix_buf, prefix, prefixlen);
spin_lock(&ip6addrlbl_table.lock);
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index 2ff0c8233e47..7a8a01369e5c 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -419,8 +419,8 @@ static void ah6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
if (!x)
return;
- NETDEBUG(KERN_DEBUG "pmtu discovery on SA AH/%08x/" NIP6_FMT "\n",
- ntohl(ah->spi), NIP6(iph->daddr));
+ NETDEBUG(KERN_DEBUG "pmtu discovery on SA AH/%08x/%pI6\n",
+ ntohl(ah->spi), &iph->daddr);
xfrm_state_put(x);
}
diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
index 8336cd81cb4f..1ae58bec1de0 100644
--- a/net/ipv6/anycast.c
+++ b/net/ipv6/anycast.c
@@ -512,11 +512,9 @@ static int ac6_seq_show(struct seq_file *seq, void *v)
struct ifacaddr6 *im = (struct ifacaddr6 *)v;
struct ac6_iter_state *state = ac6_seq_private(seq);
- seq_printf(seq,
- "%-4d %-15s " NIP6_SEQFMT " %5d\n",
+ seq_printf(seq, "%-4d %-15s %pi6 %5d\n",
state->dev->ifindex, state->dev->name,
- NIP6(im->aca_addr),
- im->aca_users);
+ &im->aca_addr, im->aca_users);
return 0;
}
diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index b181b08fb761..c02a6308defe 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c
@@ -367,8 +367,8 @@ static void esp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
x = xfrm_state_lookup((xfrm_address_t *)&iph->daddr, esph->spi, IPPROTO_ESP, AF_INET6);
if (!x)
return;
- printk(KERN_DEBUG "pmtu discovery on SA ESP/%08x/" NIP6_FMT "\n",
- ntohl(esph->spi), NIP6(iph->daddr));
+ printk(KERN_DEBUG "pmtu discovery on SA ESP/%08x/%pI6\n",
+ ntohl(esph->spi), &iph->daddr);
xfrm_state_put(x);
}
diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
index 6bfffec2371c..1c7f400a3cfe 100644
--- a/net/ipv6/exthdrs.c
+++ b/net/ipv6/exthdrs.c
@@ -219,7 +219,7 @@ static int ipv6_dest_hao(struct sk_buff *skb, int optoff)
if (!(ipv6_addr_type(&hao->addr) & IPV6_ADDR_UNICAST)) {
LIMIT_NETDEBUG(
- KERN_DEBUG "hao is not an unicast addr: " NIP6_FMT "\n", NIP6(hao->addr));
+ KERN_DEBUG "hao is not an unicast addr: %pI6\n", &hao->addr);
goto discard;
}
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 9b7d19ae5ced..a77b8d103804 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -233,7 +233,7 @@ static int icmpv6_push_pending_frames(struct sock *sk, struct flowi *fl, struct
icmp6h->icmp6_cksum = 0;
if (skb_queue_len(&sk->sk_write_queue) == 1) {
- skb->csum = csum_partial((char *)icmp6h,
+ skb->csum = csum_partial(icmp6h,
sizeof(struct icmp6hdr), skb->csum);
icmp6h->icmp6_cksum = csum_ipv6_magic(&fl->fl6_src,
&fl->fl6_dst,
@@ -246,7 +246,7 @@ static int icmpv6_push_pending_frames(struct sock *sk, struct flowi *fl, struct
tmp_csum = csum_add(tmp_csum, skb->csum);
}
- tmp_csum = csum_partial((char *)icmp6h,
+ tmp_csum = csum_partial(icmp6h,
sizeof(struct icmp6hdr), tmp_csum);
icmp6h->icmp6_cksum = csum_ipv6_magic(&fl->fl6_src,
&fl->fl6_dst,
@@ -646,9 +646,10 @@ static int icmpv6_rcv(struct sk_buff *skb)
int type;
if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb)) {
+ struct sec_path *sp = skb_sec_path(skb);
int nh;
- if (!(skb->sp && skb->sp->xvec[skb->sp->len - 1]->props.flags &
+ if (!(sp && sp->xvec[sp->len - 1]->props.flags &
XFRM_STATE_ICMP))
goto drop_no_count;
@@ -680,8 +681,8 @@ static int icmpv6_rcv(struct sk_buff *skb)
skb->csum = ~csum_unfold(csum_ipv6_magic(saddr, daddr, skb->len,
IPPROTO_ICMPV6, 0));
if (__skb_checksum_complete(skb)) {
- LIMIT_NETDEBUG(KERN_DEBUG "ICMPv6 checksum failed [" NIP6_FMT " > " NIP6_FMT "]\n",
- NIP6(*saddr), NIP6(*daddr));
+ LIMIT_NETDEBUG(KERN_DEBUG "ICMPv6 checksum failed [%pI6 > %pI6]\n",
+ saddr, daddr);
goto discard_it;
}
}
@@ -955,8 +956,8 @@ ctl_table ipv6_icmp_table_template[] = {
.data = &init_net.ipv6.sysctl.icmpv6_time,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_ms_jiffies,
- .strategy = &sysctl_ms_jiffies
+ .proc_handler = proc_dointvec_ms_jiffies,
+ .strategy = sysctl_ms_jiffies
},
{ .ctl_name = 0 },
};
diff --git a/net/ipv6/inet6_hashtables.c b/net/ipv6/inet6_hashtables.c
index 1646a5658255..21544b9be259 100644
--- a/net/ipv6/inet6_hashtables.c
+++ b/net/ipv6/inet6_hashtables.c
@@ -25,26 +25,30 @@
void __inet6_hash(struct sock *sk)
{
struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
- struct hlist_head *list;
- rwlock_t *lock;
WARN_ON(!sk_unhashed(sk));
if (sk->sk_state == TCP_LISTEN) {
- list = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
- lock = &hashinfo->lhash_lock;
- inet_listen_wlock(hashinfo);
+ struct inet_listen_hashbucket *ilb;
+
+ ilb = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
+ spin_lock(&ilb->lock);
+ __sk_add_node(sk, &ilb->head);
+ spin_unlock(&ilb->lock);
} else {
unsigned int hash;
+ struct hlist_nulls_head *list;
+ rwlock_t *lock;
+
sk->sk_hash = hash = inet6_sk_ehashfn(sk);
list = &inet_ehash_bucket(hashinfo, hash)->chain;
lock = inet_ehash_lockp(hashinfo, hash);
write_lock(lock);
+ __sk_nulls_add_node_rcu(sk, list);
+ write_unlock(lock);
}
- __sk_add_node(sk, list);
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
- write_unlock(lock);
}
EXPORT_SYMBOL(__inet6_hash);
@@ -63,33 +67,53 @@ struct sock *__inet6_lookup_established(struct net *net,
const int dif)
{
struct sock *sk;
- const struct hlist_node *node;
+ const struct hlist_nulls_node *node;
const __portpair ports = INET_COMBINED_PORTS(sport, hnum);
/* Optimize here for direct hit, only listening connections can
* have wildcards anyways.
*/
unsigned int hash = inet6_ehashfn(net, daddr, hnum, saddr, sport);
- struct inet_ehash_bucket *head = inet_ehash_bucket(hashinfo, hash);
- rwlock_t *lock = inet_ehash_lockp(hashinfo, hash);
+ unsigned int slot = hash & (hashinfo->ehash_size - 1);
+ struct inet_ehash_bucket *head = &hashinfo->ehash[slot];
- prefetch(head->chain.first);
- read_lock(lock);
- sk_for_each(sk, node, &head->chain) {
+
+ rcu_read_lock();
+begin:
+ sk_nulls_for_each_rcu(sk, node, &head->chain) {
/* For IPV6 do the cheaper port and family tests first. */
- if (INET6_MATCH(sk, net, hash, saddr, daddr, ports, dif))
- goto hit; /* You sunk my battleship! */
+ if (INET6_MATCH(sk, net, hash, saddr, daddr, ports, dif)) {
+ if (unlikely(!atomic_inc_not_zero(&sk->sk_refcnt)))
+ goto begintw;
+ if (!INET6_MATCH(sk, net, hash, saddr, daddr, ports, dif)) {
+ sock_put(sk);
+ goto begin;
+ }
+ goto out;
+ }
}
+ if (get_nulls_value(node) != slot)
+ goto begin;
+
+begintw:
/* Must check for a TIME_WAIT'er before going to listener hash. */
- sk_for_each(sk, node, &head->twchain) {
- if (INET6_TW_MATCH(sk, net, hash, saddr, daddr, ports, dif))
- goto hit;
+ sk_nulls_for_each_rcu(sk, node, &head->twchain) {
+ if (INET6_TW_MATCH(sk, net, hash, saddr, daddr, ports, dif)) {
+ if (unlikely(!atomic_inc_not_zero(&sk->sk_refcnt))) {
+ sk = NULL;
+ goto out;
+ }
+ if (!INET6_TW_MATCH(sk, net, hash, saddr, daddr, ports, dif)) {
+ sock_put(sk);
+ goto begintw;
+ }
+ goto out;
+ }
}
- read_unlock(lock);
- return NULL;
-
-hit:
- sock_hold(sk);
- read_unlock(lock);
+ if (get_nulls_value(node) != slot)
+ goto begintw;
+ sk = NULL;
+out:
+ rcu_read_unlock();
return sk;
}
EXPORT_SYMBOL(__inet6_lookup_established);
@@ -102,10 +126,11 @@ struct sock *inet6_lookup_listener(struct net *net,
const struct hlist_node *node;
struct sock *result = NULL;
int score, hiscore = 0;
+ struct inet_listen_hashbucket *ilb;
- read_lock(&hashinfo->lhash_lock);
- sk_for_each(sk, node,
- &hashinfo->listening_hash[inet_lhashfn(net, hnum)]) {
+ ilb = &hashinfo->listening_hash[inet_lhashfn(net, hnum)];
+ spin_lock(&ilb->lock);
+ sk_for_each(sk, node, &ilb->head) {
if (net_eq(sock_net(sk), net) && inet_sk(sk)->num == hnum &&
sk->sk_family == PF_INET6) {
const struct ipv6_pinfo *np = inet6_sk(sk);
@@ -133,7 +158,7 @@ struct sock *inet6_lookup_listener(struct net *net,
}
if (result)
sock_hold(result);
- read_unlock(&hashinfo->lhash_lock);
+ spin_unlock(&ilb->lock);
return result;
}
@@ -172,14 +197,14 @@ static int __inet6_check_established(struct inet_timewait_death_row *death_row,
struct inet_ehash_bucket *head = inet_ehash_bucket(hinfo, hash);
rwlock_t *lock = inet_ehash_lockp(hinfo, hash);
struct sock *sk2;
- const struct hlist_node *node;
+ const struct hlist_nulls_node *node;
struct inet_timewait_sock *tw;
prefetch(head->chain.first);
write_lock(lock);
/* Check TIME-WAIT sockets first. */
- sk_for_each(sk2, node, &head->twchain) {
+ sk_nulls_for_each(sk2, node, &head->twchain) {
tw = inet_twsk(sk2);
if (INET6_TW_MATCH(sk2, net, hash, saddr, daddr, ports, dif)) {
@@ -192,7 +217,7 @@ static int __inet6_check_established(struct inet_timewait_death_row *death_row,
tw = NULL;
/* And established part... */
- sk_for_each(sk2, node, &head->chain) {
+ sk_nulls_for_each(sk2, node, &head->chain) {
if (INET6_MATCH(sk2, net, hash, saddr, daddr, ports, dif))
goto not_unique;
}
@@ -203,7 +228,7 @@ unique:
inet->num = lport;
inet->sport = htons(lport);
WARN_ON(!sk_unhashed(sk));
- __sk_add_node(sk, &head->chain);
+ __sk_nulls_add_node_rcu(sk, &head->chain);
sk->sk_hash = hash;
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
write_unlock(lock);
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c
index 37a4e777e347..7927a8498d17 100644
--- a/net/ipv6/ip6_flowlabel.c
+++ b/net/ipv6/ip6_flowlabel.c
@@ -696,14 +696,14 @@ static int ip6fl_seq_show(struct seq_file *seq, void *v)
else {
struct ip6_flowlabel *fl = v;
seq_printf(seq,
- "%05X %-1d %-6d %-6d %-6ld %-8ld " NIP6_SEQFMT " %-4d\n",
+ "%05X %-1d %-6d %-6d %-6ld %-8ld %pi6 %-4d\n",
(unsigned)ntohl(fl->label),
fl->share,
(unsigned)fl->owner,
atomic_read(&fl->users),
fl->linger/HZ,
(long)(fl->expires - jiffies)/HZ,
- NIP6(fl->dst),
+ &fl->dst,
fl->opt ? fl->opt->opt_nflen : 0);
}
return 0;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index c77db0b95e26..7d92fd97cfb9 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -490,7 +490,7 @@ int ip6_forward(struct sk_buff *skb)
We don't send redirects to frames decapsulated from IPsec.
*/
if (skb->dev == dst->dev && dst->neighbour && opt->srcrt == 0 &&
- !skb->sp) {
+ !skb_sec_path(skb)) {
struct in6_addr *target = NULL;
struct rt6_info *rt;
struct neighbour *n = dst->neighbour;
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 0524769632e7..363ae258ee1e 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -297,9 +297,8 @@ static int ipmr_mfc_seq_show(struct seq_file *seq, void *v)
const struct mfc6_cache *mfc = v;
const struct ipmr_mfc_iter *it = seq->private;
- seq_printf(seq,
- NIP6_FMT " " NIP6_FMT " %-3d %8ld %8ld %8ld",
- NIP6(mfc->mf6c_mcastgrp), NIP6(mfc->mf6c_origin),
+ seq_printf(seq, "%pI6 %pI6 %-3d %8ld %8ld %8ld",
+ &mfc->mf6c_mcastgrp, &mfc->mf6c_origin,
mfc->mf6c_parent,
mfc->mfc_un.res.pkt,
mfc->mfc_un.res.bytes,
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index 4545e4306862..d4576a9c154f 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -67,8 +67,8 @@ static void ipcomp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
if (!x)
return;
- printk(KERN_DEBUG "pmtu discovery on SA IPCOMP/%08x/" NIP6_FMT "\n",
- spi, NIP6(iph->daddr));
+ printk(KERN_DEBUG "pmtu discovery on SA IPCOMP/%08x/%pI6\n",
+ spi, &iph->daddr);
xfrm_state_put(x);
}
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index d7b3c6d398ae..870a1d64605a 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1817,7 +1817,7 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type)
hdr->icmp6_cksum = csum_ipv6_magic(saddr, snd_addr, len,
IPPROTO_ICMPV6,
- csum_partial((__u8 *) hdr, len, 0));
+ csum_partial(hdr, len, 0));
idev = in6_dev_get(skb->dev);
@@ -2430,9 +2430,9 @@ static int igmp6_mc_seq_show(struct seq_file *seq, void *v)
struct igmp6_mc_iter_state *state = igmp6_mc_seq_private(seq);
seq_printf(seq,
- "%-4d %-15s " NIP6_SEQFMT " %5d %08X %ld\n",
+ "%-4d %-15s %pi6 %5d %08X %ld\n",
state->dev->ifindex, state->dev->name,
- NIP6(im->mca_addr),
+ &im->mca_addr,
im->mca_users, im->mca_flags,
(im->mca_flags&MAF_TIMER_RUNNING) ?
jiffies_to_clock_t(im->mca_timer.expires-jiffies) : 0);
@@ -2591,10 +2591,10 @@ static int igmp6_mcf_seq_show(struct seq_file *seq, void *v)
"Source Address", "INC", "EXC");
} else {
seq_printf(seq,
- "%3d %6.6s " NIP6_SEQFMT " " NIP6_SEQFMT " %6lu %6lu\n",
+ "%3d %6.6s %pi6 %pi6 %6lu %6lu\n",
state->dev->ifindex, state->dev->name,
- NIP6(state->im->mca_addr),
- NIP6(psf->sf_addr),
+ &state->im->mca_addr,
+ &psf->sf_addr,
psf->sf_count[MCAST_INCLUDE],
psf->sf_count[MCAST_EXCLUDE]);
}
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 172438320eec..af6705f03b5c 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -437,38 +437,20 @@ static void pndisc_destructor(struct pneigh_entry *n)
ipv6_dev_mc_dec(dev, &maddr);
}
-/*
- * Send a Neighbour Advertisement
- */
-static void __ndisc_send(struct net_device *dev,
- struct neighbour *neigh,
- const struct in6_addr *daddr,
- const struct in6_addr *saddr,
- struct icmp6hdr *icmp6h, const struct in6_addr *target,
- int llinfo)
+struct sk_buff *ndisc_build_skb(struct net_device *dev,
+ const struct in6_addr *daddr,
+ const struct in6_addr *saddr,
+ struct icmp6hdr *icmp6h,
+ const struct in6_addr *target,
+ int llinfo)
{
- struct flowi fl;
- struct dst_entry *dst;
struct net *net = dev_net(dev);
struct sock *sk = net->ipv6.ndisc_sk;
struct sk_buff *skb;
struct icmp6hdr *hdr;
- struct inet6_dev *idev;
int len;
int err;
- u8 *opt, type;
-
- type = icmp6h->icmp6_type;
-
- icmpv6_flow_init(sk, &fl, type, saddr, daddr, dev->ifindex);
-
- dst = icmp6_dst_alloc(dev, neigh, daddr);
- if (!dst)
- return;
-
- err = xfrm_lookup(&dst, &fl, NULL, 0);
- if (err < 0)
- return;
+ u8 *opt;
if (!dev->addr_len)
llinfo = 0;
@@ -485,8 +467,7 @@ static void __ndisc_send(struct net_device *dev,
ND_PRINTK0(KERN_ERR
"ICMPv6 ND: %s() failed to allocate an skb.\n",
__func__);
- dst_release(dst);
- return;
+ return NULL;
}
skb_reserve(skb, LL_RESERVED_SPACE(dev));
@@ -510,9 +491,45 @@ static void __ndisc_send(struct net_device *dev,
hdr->icmp6_cksum = csum_ipv6_magic(saddr, daddr, len,
IPPROTO_ICMPV6,
- csum_partial((__u8 *) hdr,
+ csum_partial(hdr,
len, 0));
+ return skb;
+}
+
+EXPORT_SYMBOL(ndisc_build_skb);
+
+void ndisc_send_skb(struct sk_buff *skb,
+ struct net_device *dev,
+ struct neighbour *neigh,
+ const struct in6_addr *daddr,
+ const struct in6_addr *saddr,
+ struct icmp6hdr *icmp6h)
+{
+ struct flowi fl;
+ struct dst_entry *dst;
+ struct net *net = dev_net(dev);
+ struct sock *sk = net->ipv6.ndisc_sk;
+ struct inet6_dev *idev;
+ int err;
+ u8 type;
+
+ type = icmp6h->icmp6_type;
+
+ icmpv6_flow_init(sk, &fl, type, saddr, daddr, dev->ifindex);
+
+ dst = icmp6_dst_alloc(dev, neigh, daddr);
+ if (!dst) {
+ kfree_skb(skb);
+ return;
+ }
+
+ err = xfrm_lookup(&dst, &fl, NULL, 0);
+ if (err < 0) {
+ kfree_skb(skb);
+ return;
+ }
+
skb->dst = dst;
idev = in6_dev_get(dst->dev);
@@ -529,6 +546,27 @@ static void __ndisc_send(struct net_device *dev,
in6_dev_put(idev);
}
+EXPORT_SYMBOL(ndisc_send_skb);
+
+/*
+ * Send a Neighbour Discover packet
+ */
+static void __ndisc_send(struct net_device *dev,
+ struct neighbour *neigh,
+ const struct in6_addr *daddr,
+ const struct in6_addr *saddr,
+ struct icmp6hdr *icmp6h, const struct in6_addr *target,
+ int llinfo)
+{
+ struct sk_buff *skb;
+
+ skb = ndisc_build_skb(dev, daddr, saddr, icmp6h, target, llinfo);
+ if (!skb)
+ return;
+
+ ndisc_send_skb(skb, dev, neigh, daddr, saddr, icmp6h);
+}
+
static void ndisc_send_na(struct net_device *dev, struct neighbour *neigh,
const struct in6_addr *daddr,
const struct in6_addr *solicited_addr,
@@ -647,11 +685,8 @@ static void ndisc_solicit(struct neighbour *neigh, struct sk_buff *skb)
if ((probes -= neigh->parms->ucast_probes) < 0) {
if (!(neigh->nud_state & NUD_VALID)) {
- ND_PRINTK1(KERN_DEBUG
- "%s(): trying to ucast probe in NUD_INVALID: "
- NIP6_FMT "\n",
- __func__,
- NIP6(*target));
+ ND_PRINTK1(KERN_DEBUG "%s(): trying to ucast probe in NUD_INVALID: %pI6\n",
+ __func__, target);
}
ndisc_send_ns(dev, neigh, target, target, saddr);
} else if ((probes -= neigh->parms->app_probes) < 0) {
@@ -1577,7 +1612,7 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
icmph->icmp6_cksum = csum_ipv6_magic(&saddr_buf, &ipv6_hdr(skb)->saddr,
len, IPPROTO_ICMPV6,
- csum_partial((u8 *) icmph, len, 0));
+ csum_partial(icmph, len, 0));
buff->dst = dst;
idev = in6_dev_get(dst->dev);
diff --git a/net/ipv6/netfilter/ip6t_LOG.c b/net/ipv6/netfilter/ip6t_LOG.c
index caa441d09567..7c668c63f708 100644
--- a/net/ipv6/netfilter/ip6t_LOG.c
+++ b/net/ipv6/netfilter/ip6t_LOG.c
@@ -61,7 +61,7 @@ static void dump_packet(const struct nf_loginfo *info,
}
/* Max length: 88 "SRC=0000.0000.0000.0000.0000.0000.0000.0000 DST=0000.0000.0000.0000.0000.0000.0000.0000 " */
- printk("SRC=" NIP6_FMT " DST=" NIP6_FMT " ", NIP6(ih->saddr), NIP6(ih->daddr));
+ printk("SRC=%pI6 DST=%pI6 ", &ih->saddr, &ih->daddr);
/* Max length: 44 "LEN=65535 TC=255 HOPLIMIT=255 FLOWLBL=FFFFF " */
printk("LEN=%Zu TC=%u HOPLIMIT=%u FLOWLBL=%u ",
@@ -424,9 +424,8 @@ ip6t_log_packet(u_int8_t pf,
if (skb->dev->type == ARPHRD_SIT) {
const struct iphdr *iph =
(struct iphdr *)skb_mac_header(skb);
- printk("TUNNEL=%u.%u.%u.%u->%u.%u.%u.%u ",
- NIPQUAD(iph->saddr),
- NIPQUAD(iph->daddr));
+ printk("TUNNEL=%pI4->%pI4 ",
+ &iph->saddr, &iph->daddr);
}
} else
printk(" ");
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index e91db16611d9..727b9530448a 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -56,9 +56,8 @@ static bool ipv6_invert_tuple(struct nf_conntrack_tuple *tuple,
static int ipv6_print_tuple(struct seq_file *s,
const struct nf_conntrack_tuple *tuple)
{
- return seq_printf(s, "src=" NIP6_FMT " dst=" NIP6_FMT " ",
- NIP6(*((struct in6_addr *)tuple->src.u3.ip6)),
- NIP6(*((struct in6_addr *)tuple->dst.u3.ip6)));
+ return seq_printf(s, "src=%pI6 dst=%pI6 ",
+ tuple->src.u3.ip6, tuple->dst.u3.ip6);
}
/*
diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
index 05726177903f..bd52151d31e9 100644
--- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
@@ -253,7 +253,7 @@ static struct ctl_table icmpv6_sysctl_table[] = {
.data = &nf_ct_icmpv6_timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index 9967ac7a01a8..ed4d79a9e4a6 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -80,7 +80,7 @@ struct ctl_table nf_ct_ipv6_sysctl_table[] = {
.data = &nf_init_frags.timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = NET_NF_CONNTRACK_FRAG6_LOW_THRESH,
@@ -88,7 +88,7 @@ struct ctl_table nf_ct_ipv6_sysctl_table[] = {
.data = &nf_init_frags.low_thresh,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NF_CONNTRACK_FRAG6_HIGH_THRESH,
@@ -96,7 +96,7 @@ struct ctl_table nf_ct_ipv6_sysctl_table[] = {
.data = &nf_init_frags.high_thresh,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{ .ctl_name = 0 }
};
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index af12de071f4c..3c575118fca5 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -642,7 +642,7 @@ static struct ctl_table ip6_frags_ns_ctl_table[] = {
.data = &init_net.ipv6.frags.high_thresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV6_IP6FRAG_LOW_THRESH,
@@ -650,7 +650,7 @@ static struct ctl_table ip6_frags_ns_ctl_table[] = {
.data = &init_net.ipv6.frags.low_thresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV6_IP6FRAG_TIME,
@@ -658,8 +658,8 @@ static struct ctl_table ip6_frags_ns_ctl_table[] = {
.data = &init_net.ipv6.frags.timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{ }
};
@@ -671,8 +671,8 @@ static struct ctl_table ip6_frags_ctl_table[] = {
.data = &ip6_frags.secret_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
{ }
};
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 89dc69924340..9da1ece466a2 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -108,7 +108,6 @@ static struct dst_ops ip6_dst_ops_template = {
.link_failure = ip6_link_failure,
.update_pmtu = ip6_rt_update_pmtu,
.local_out = __ip6_local_out,
- .entry_size = sizeof(struct rt6_info),
.entries = ATOMIC_INIT(0),
};
@@ -122,7 +121,6 @@ static struct dst_ops ip6_dst_blackhole_ops = {
.destroy = ip6_dst_destroy,
.check = ip6_dst_check,
.update_pmtu = ip6_rt_blackhole_update_pmtu,
- .entry_size = sizeof(struct rt6_info),
.entries = ATOMIC_INIT(0),
};
@@ -2408,19 +2406,16 @@ static int rt6_info_route(struct rt6_info *rt, void *p_arg)
{
struct seq_file *m = p_arg;
- seq_printf(m, NIP6_SEQFMT " %02x ", NIP6(rt->rt6i_dst.addr),
- rt->rt6i_dst.plen);
+ seq_printf(m, "%pi6 %02x ", &rt->rt6i_dst.addr, rt->rt6i_dst.plen);
#ifdef CONFIG_IPV6_SUBTREES
- seq_printf(m, NIP6_SEQFMT " %02x ", NIP6(rt->rt6i_src.addr),
- rt->rt6i_src.plen);
+ seq_printf(m, "%pi6 %02x ", &rt->rt6i_src.addr, rt->rt6i_src.plen);
#else
seq_puts(m, "00000000000000000000000000000000 00 ");
#endif
if (rt->rt6i_nexthop) {
- seq_printf(m, NIP6_SEQFMT,
- NIP6(*((struct in6_addr *)rt->rt6i_nexthop->primary_key)));
+ seq_printf(m, "%pi6", rt->rt6i_nexthop->primary_key);
} else {
seq_puts(m, "00000000000000000000000000000000");
}
@@ -2502,7 +2497,7 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.flush_delay,
.maxlen = sizeof(int),
.mode = 0200,
- .proc_handler = &ipv6_sysctl_rtcache_flush
+ .proc_handler = ipv6_sysctl_rtcache_flush
},
{
.ctl_name = NET_IPV6_ROUTE_GC_THRESH,
@@ -2510,7 +2505,7 @@ ctl_table ipv6_route_table_template[] = {
.data = &ip6_dst_ops_template.gc_thresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ROUTE_MAX_SIZE,
@@ -2518,7 +2513,7 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_max_size,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ROUTE_GC_MIN_INTERVAL,
@@ -2526,8 +2521,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_gc_min_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_GC_TIMEOUT,
@@ -2535,8 +2530,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_gc_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_GC_INTERVAL,
@@ -2544,8 +2539,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_gc_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_GC_ELASTICITY,
@@ -2553,8 +2548,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_gc_elasticity,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_MTU_EXPIRES,
@@ -2562,8 +2557,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_mtu_expires,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_MIN_ADVMSS,
@@ -2571,8 +2566,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_min_advmss,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS,
@@ -2580,8 +2575,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_gc_min_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_ms_jiffies,
- .strategy = &sysctl_ms_jiffies,
+ .proc_handler = proc_dointvec_ms_jiffies,
+ .strategy = sysctl_ms_jiffies,
},
{ .ctl_name = 0 }
};
diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c
index 587f8f60c489..9048fe7e7ea7 100644
--- a/net/ipv6/sysctl_net_ipv6.c
+++ b/net/ipv6/sysctl_net_ipv6.c
@@ -35,7 +35,7 @@ static ctl_table ipv6_table_template[] = {
.data = &init_net.ipv6.sysctl.bindv6only,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{ .ctl_name = 0 }
};
@@ -47,7 +47,7 @@ static ctl_table ipv6_table[] = {
.data = &sysctl_mld_max_msf,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{ .ctl_name = 0 }
};
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index b6b356b7912a..a5d750acd793 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -501,7 +501,7 @@ static int tcp_v6_send_synack(struct sock *sk, struct request_sock *req)
th->check = tcp_v6_check(th, skb->len,
&treq->loc_addr, &treq->rmt_addr,
- csum_partial((char *)th, skb->len, skb->csum));
+ csum_partial(th, skb->len, skb->csum));
ipv6_addr_copy(&fl.fl6_dst, &treq->rmt_addr);
err = ip6_xmit(sk, skb, &fl, opt, 0);
@@ -872,12 +872,10 @@ static int tcp_v6_inbound_md5_hash (struct sock *sk, struct sk_buff *skb)
if (genhash || memcmp(hash_location, newhash, 16) != 0) {
if (net_ratelimit()) {
- printk(KERN_INFO "MD5 Hash %s for "
- "(" NIP6_FMT ", %u)->"
- "(" NIP6_FMT ", %u)\n",
+ printk(KERN_INFO "MD5 Hash %s for (%pI6, %u)->(%pI6, %u)\n",
genhash ? "failed" : "mismatch",
- NIP6(ip6h->saddr), ntohs(th->source),
- NIP6(ip6h->daddr), ntohs(th->dest));
+ &ip6h->saddr, ntohs(th->source),
+ &ip6h->daddr, ntohs(th->dest));
}
return 1;
}
@@ -917,7 +915,7 @@ static void tcp_v6_send_check(struct sock *sk, int len, struct sk_buff *skb)
skb->csum_offset = offsetof(struct tcphdr, check);
} else {
th->check = csum_ipv6_magic(&np->saddr, &np->daddr, len, IPPROTO_TCP,
- csum_partial((char *)th, th->doff<<2,
+ csum_partial(th, th->doff<<2,
skb->csum));
}
}
@@ -999,7 +997,7 @@ static void tcp_v6_send_response(struct sk_buff *skb, u32 seq, u32 ack, u32 win,
}
#endif
- buff->csum = csum_partial((char *)t1, tot_len, 0);
+ buff->csum = csum_partial(t1, tot_len, 0);
memset(&fl, 0, sizeof(fl));
ipv6_addr_copy(&fl.fl6_dst, &ipv6_hdr(skb)->saddr);
@@ -2045,6 +2043,7 @@ struct proto tcpv6_prot = {
.sysctl_rmem = sysctl_tcp_rmem,
.max_header = MAX_TCP_HEADER,
.obj_size = sizeof(struct tcp6_sock),
+ .slab_flags = SLAB_DESTROY_BY_RCU,
.twsk_prot = &tcp6_timewait_sock_ops,
.rsk_prot = &tcp6_request_sock_ops,
.h.hashinfo = &tcp_hashinfo,
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 8b48512ebf6a..fd2d9ad4a8a3 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -54,62 +54,91 @@ int udp_v6_get_port(struct sock *sk, unsigned short snum)
return udp_lib_get_port(sk, snum, ipv6_rcv_saddr_equal);
}
+static inline int compute_score(struct sock *sk, struct net *net,
+ unsigned short hnum,
+ struct in6_addr *saddr, __be16 sport,
+ struct in6_addr *daddr, __be16 dport,
+ int dif)
+{
+ int score = -1;
+
+ if (net_eq(sock_net(sk), net) && sk->sk_hash == hnum &&
+ sk->sk_family == PF_INET6) {
+ struct ipv6_pinfo *np = inet6_sk(sk);
+ struct inet_sock *inet = inet_sk(sk);
+
+ score = 0;
+ if (inet->dport) {
+ if (inet->dport != sport)
+ return -1;
+ score++;
+ }
+ if (!ipv6_addr_any(&np->rcv_saddr)) {
+ if (!ipv6_addr_equal(&np->rcv_saddr, daddr))
+ return -1;
+ score++;
+ }
+ if (!ipv6_addr_any(&np->daddr)) {
+ if (!ipv6_addr_equal(&np->daddr, saddr))
+ return -1;
+ score++;
+ }
+ if (sk->sk_bound_dev_if) {
+ if (sk->sk_bound_dev_if != dif)
+ return -1;
+ score++;
+ }
+ }
+ return score;
+}
+
static struct sock *__udp6_lib_lookup(struct net *net,
struct in6_addr *saddr, __be16 sport,
struct in6_addr *daddr, __be16 dport,
- int dif, struct hlist_head udptable[])
+ int dif, struct udp_table *udptable)
{
- struct sock *sk, *result = NULL;
- struct hlist_node *node;
+ struct sock *sk, *result;
+ struct hlist_nulls_node *node;
unsigned short hnum = ntohs(dport);
- int badness = -1;
-
- read_lock(&udp_hash_lock);
- sk_for_each(sk, node, &udptable[udp_hashfn(net, hnum)]) {
- struct inet_sock *inet = inet_sk(sk);
-
- if (net_eq(sock_net(sk), net) && sk->sk_hash == hnum &&
- sk->sk_family == PF_INET6) {
- struct ipv6_pinfo *np = inet6_sk(sk);
- int score = 0;
- if (inet->dport) {
- if (inet->dport != sport)
- continue;
- score++;
- }
- if (!ipv6_addr_any(&np->rcv_saddr)) {
- if (!ipv6_addr_equal(&np->rcv_saddr, daddr))
- continue;
- score++;
- }
- if (!ipv6_addr_any(&np->daddr)) {
- if (!ipv6_addr_equal(&np->daddr, saddr))
- continue;
- score++;
- }
- if (sk->sk_bound_dev_if) {
- if (sk->sk_bound_dev_if != dif)
- continue;
- score++;
- }
- if (score == 4) {
- result = sk;
- break;
- } else if (score > badness) {
- result = sk;
- badness = score;
- }
+ unsigned int hash = udp_hashfn(net, hnum);
+ struct udp_hslot *hslot = &udptable->hash[hash];
+ int score, badness;
+
+ rcu_read_lock();
+begin:
+ result = NULL;
+ badness = -1;
+ sk_nulls_for_each_rcu(sk, node, &hslot->head) {
+ score = compute_score(sk, net, hnum, saddr, sport, daddr, dport, dif);
+ if (score > badness) {
+ result = sk;
+ badness = score;
+ }
+ }
+ /*
+ * if the nulls value we got at the end of this lookup is
+ * not the expected one, we must restart lookup.
+ * We probably met an item that was moved to another chain.
+ */
+ if (get_nulls_value(node) != hash)
+ goto begin;
+
+ if (result) {
+ if (unlikely(!atomic_inc_not_zero(&result->sk_refcnt)))
+ result = NULL;
+ else if (unlikely(compute_score(result, net, hnum, saddr, sport,
+ daddr, dport, dif) < badness)) {
+ sock_put(result);
+ goto begin;
}
}
- if (result)
- sock_hold(result);
- read_unlock(&udp_hash_lock);
+ rcu_read_unlock();
return result;
}
static struct sock *__udp6_lib_lookup_skb(struct sk_buff *skb,
__be16 sport, __be16 dport,
- struct hlist_head udptable[])
+ struct udp_table *udptable)
{
struct sock *sk;
struct ipv6hdr *iph = ipv6_hdr(skb);
@@ -253,7 +282,7 @@ csum_copy_err:
void __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info,
- struct hlist_head udptable[] )
+ struct udp_table *udptable)
{
struct ipv6_pinfo *np;
struct ipv6hdr *hdr = (struct ipv6hdr*)skb->data;
@@ -289,7 +318,7 @@ static __inline__ void udpv6_err(struct sk_buff *skb,
struct inet6_skb_parm *opt, int type,
int code, int offset, __be32 info )
{
- __udp6_lib_err(skb, opt, type, code, offset, info, udp_hash);
+ __udp6_lib_err(skb, opt, type, code, offset, info, &udp_table);
}
int udpv6_queue_rcv_skb(struct sock * sk, struct sk_buff *skb)
@@ -347,11 +376,11 @@ static struct sock *udp_v6_mcast_next(struct net *net, struct sock *sk,
__be16 rmt_port, struct in6_addr *rmt_addr,
int dif)
{
- struct hlist_node *node;
+ struct hlist_nulls_node *node;
struct sock *s = sk;
unsigned short num = ntohs(loc_port);
- sk_for_each_from(s, node) {
+ sk_nulls_for_each_from(s, node) {
struct inet_sock *inet = inet_sk(s);
if (!net_eq(sock_net(s), net))
@@ -388,14 +417,15 @@ static struct sock *udp_v6_mcast_next(struct net *net, struct sock *sk,
*/
static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
struct in6_addr *saddr, struct in6_addr *daddr,
- struct hlist_head udptable[])
+ struct udp_table *udptable)
{
struct sock *sk, *sk2;
const struct udphdr *uh = udp_hdr(skb);
+ struct udp_hslot *hslot = &udptable->hash[udp_hashfn(net, ntohs(uh->dest))];
int dif;
- read_lock(&udp_hash_lock);
- sk = sk_head(&udptable[udp_hashfn(net, ntohs(uh->dest))]);
+ spin_lock(&hslot->lock);
+ sk = sk_nulls_head(&hslot->head);
dif = inet6_iif(skb);
sk = udp_v6_mcast_next(net, sk, uh->dest, daddr, uh->source, saddr, dif);
if (!sk) {
@@ -404,7 +434,7 @@ static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
}
sk2 = sk;
- while ((sk2 = udp_v6_mcast_next(net, sk_next(sk2), uh->dest, daddr,
+ while ((sk2 = udp_v6_mcast_next(net, sk_nulls_next(sk2), uh->dest, daddr,
uh->source, saddr, dif))) {
struct sk_buff *buff = skb_clone(skb, GFP_ATOMIC);
if (buff) {
@@ -423,7 +453,7 @@ static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
sk_add_backlog(sk, skb);
bh_unlock_sock(sk);
out:
- read_unlock(&udp_hash_lock);
+ spin_unlock(&hslot->lock);
return 0;
}
@@ -461,7 +491,7 @@ static inline int udp6_csum_init(struct sk_buff *skb, struct udphdr *uh,
return 0;
}
-int __udp6_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
+int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
int proto)
{
struct sock *sk;
@@ -558,7 +588,7 @@ discard:
static __inline__ int udpv6_rcv(struct sk_buff *skb)
{
- return __udp6_lib_rcv(skb, udp_hash, IPPROTO_UDP);
+ return __udp6_lib_rcv(skb, &udp_table, IPPROTO_UDP);
}
/*
@@ -1022,7 +1052,7 @@ int udp6_seq_show(struct seq_file *seq, void *v)
static struct udp_seq_afinfo udp6_seq_afinfo = {
.name = "udp6",
.family = AF_INET6,
- .hashtable = udp_hash,
+ .udp_table = &udp_table,
.seq_fops = {
.owner = THIS_MODULE,
},
@@ -1064,7 +1094,8 @@ struct proto udpv6_prot = {
.sysctl_wmem = &sysctl_udp_wmem_min,
.sysctl_rmem = &sysctl_udp_rmem_min,
.obj_size = sizeof(struct udp6_sock),
- .h.udp_hash = udp_hash,
+ .slab_flags = SLAB_DESTROY_BY_RCU,
+ .h.udp_table = &udp_table,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_udpv6_setsockopt,
.compat_getsockopt = compat_udpv6_getsockopt,
diff --git a/net/ipv6/udp_impl.h b/net/ipv6/udp_impl.h
index 92dd7da766d8..23779208c334 100644
--- a/net/ipv6/udp_impl.h
+++ b/net/ipv6/udp_impl.h
@@ -7,9 +7,9 @@
#include <net/inet_common.h>
#include <net/transp_v6.h>
-extern int __udp6_lib_rcv(struct sk_buff *, struct hlist_head [], int );
+extern int __udp6_lib_rcv(struct sk_buff *, struct udp_table *, int );
extern void __udp6_lib_err(struct sk_buff *, struct inet6_skb_parm *,
- int , int , int , __be32 , struct hlist_head []);
+ int , int , int , __be32 , struct udp_table *);
extern int udp_v6_get_port(struct sock *sk, unsigned short snum);
diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c
index 3cd1a1ac3d6c..ba162a824585 100644
--- a/net/ipv6/udplite.c
+++ b/net/ipv6/udplite.c
@@ -15,14 +15,14 @@
static int udplitev6_rcv(struct sk_buff *skb)
{
- return __udp6_lib_rcv(skb, udplite_hash, IPPROTO_UDPLITE);
+ return __udp6_lib_rcv(skb, &udplite_table, IPPROTO_UDPLITE);
}
static void udplitev6_err(struct sk_buff *skb,
struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
{
- __udp6_lib_err(skb, opt, type, code, offset, info, udplite_hash);
+ __udp6_lib_err(skb, opt, type, code, offset, info, &udplite_table);
}
static struct inet6_protocol udplitev6_protocol = {
@@ -49,7 +49,8 @@ struct proto udplitev6_prot = {
.unhash = udp_lib_unhash,
.get_port = udp_v6_get_port,
.obj_size = sizeof(struct udp6_sock),
- .h.udp_hash = udplite_hash,
+ .slab_flags = SLAB_DESTROY_BY_RCU,
+ .h.udp_table = &udplite_table,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_udpv6_setsockopt,
.compat_getsockopt = compat_udpv6_getsockopt,
@@ -95,7 +96,7 @@ void udplitev6_exit(void)
static struct udp_seq_afinfo udplite6_seq_afinfo = {
.name = "udplite6",
.family = AF_INET6,
- .hashtable = udplite_hash,
+ .udp_table = &udplite_table,
.seq_fops = {
.owner = THIS_MODULE,
},
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index 08e4cbbe3f04..3b67ce7786ec 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -144,6 +144,7 @@ static int xfrm6_fill_dst(struct xfrm_dst *xdst, struct net_device *dev)
static inline void
_decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
{
+ int onlyproto = 0;
u16 offset = skb_network_header_len(skb);
struct ipv6hdr *hdr = ipv6_hdr(skb);
struct ipv6_opt_hdr *exthdr;
@@ -159,6 +160,8 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
exthdr = (struct ipv6_opt_hdr *)(nh + offset);
switch (nexthdr) {
+ case NEXTHDR_FRAGMENT:
+ onlyproto = 1;
case NEXTHDR_ROUTING:
case NEXTHDR_HOP:
case NEXTHDR_DEST:
@@ -172,7 +175,7 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
case IPPROTO_TCP:
case IPPROTO_SCTP:
case IPPROTO_DCCP:
- if (pskb_may_pull(skb, nh + offset + 4 - skb->data)) {
+ if (!onlyproto && pskb_may_pull(skb, nh + offset + 4 - skb->data)) {
__be16 *ports = (__be16 *)exthdr;
fl->fl_ip_sport = ports[!!reverse];
@@ -182,7 +185,7 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
return;
case IPPROTO_ICMPV6:
- if (pskb_may_pull(skb, nh + offset + 2 - skb->data)) {
+ if (!onlyproto && pskb_may_pull(skb, nh + offset + 2 - skb->data)) {
u8 *icmp = (u8 *)exthdr;
fl->fl_icmp_type = icmp[0];
@@ -193,7 +196,7 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
case IPPROTO_MH:
- if (pskb_may_pull(skb, nh + offset + 3 - skb->data)) {
+ if (!onlyproto && pskb_may_pull(skb, nh + offset + 3 - skb->data)) {
struct ip6_mh *mh;
mh = (struct ip6_mh *)exthdr;
@@ -274,7 +277,6 @@ static struct dst_ops xfrm6_dst_ops = {
.ifdown = xfrm6_dst_ifdown,
.local_out = __ip6_local_out,
.gc_thresh = 1024,
- .entry_size = sizeof(struct xfrm_dst),
.entries = ATOMIC_INIT(0),
};
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