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-rw-r--r--net/ipv6/addrconf.c101
-rw-r--r--net/ipv6/addrconf_core.c4
-rw-r--r--net/ipv6/af_inet6.c17
-rw-r--r--net/ipv6/datagram.c12
-rw-r--r--net/ipv6/exthdrs.c29
-rw-r--r--net/ipv6/exthdrs_core.c3
-rw-r--r--net/ipv6/fib6_rules.c18
-rw-r--r--net/ipv6/icmp.c5
-rw-r--r--net/ipv6/inet6_connection_sock.c2
-rw-r--r--net/ipv6/ip6_flowlabel.c4
-rw-r--r--net/ipv6/ip6_tunnel.c4
-rw-r--r--net/ipv6/ip6mr.c9
-rw-r--r--net/ipv6/ipv6_sockglue.c3
-rw-r--r--net/ipv6/mcast.c2
-rw-r--r--net/ipv6/ndisc.c9
-rw-r--r--net/ipv6/netfilter/ip6_queue.c6
-rw-r--r--net/ipv6/netfilter/ip6_tables.c2
-rw-r--r--net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c9
-rw-r--r--net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c12
-rw-r--r--net/ipv6/netfilter/nf_conntrack_reasm.c6
-rw-r--r--net/ipv6/reassembly.c4
-rw-r--r--net/ipv6/route.c50
-rw-r--r--net/ipv6/sit.c58
-rw-r--r--net/ipv6/sysctl_net_ipv6.c83
-rw-r--r--net/ipv6/tcp_ipv6.c58
-rw-r--r--net/ipv6/udp.c8
-rw-r--r--net/ipv6/xfrm6_policy.c4
-rw-r--r--net/ipv6/xfrm6_tunnel.c6
28 files changed, 219 insertions, 309 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 7d5cb975cc6f..e3b3421f8dad 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -149,7 +149,7 @@ static void addrconf_type_change(struct net_device *dev,
unsigned long event);
static int addrconf_ifdown(struct net_device *dev, int how);
-static void addrconf_dad_start(struct inet6_ifaddr *ifp, u32 flags);
+static void addrconf_dad_start(struct inet6_ifaddr *ifp);
static void addrconf_dad_timer(unsigned long data);
static void addrconf_dad_completed(struct inet6_ifaddr *ifp);
static void addrconf_dad_run(struct inet6_dev *idev);
@@ -336,10 +336,9 @@ void in6_dev_finish_destroy(struct inet6_dev *idev)
snmp6_free_dev(idev);
kfree_rcu(idev, rcu);
}
-
EXPORT_SYMBOL(in6_dev_finish_destroy);
-static struct inet6_dev * ipv6_add_dev(struct net_device *dev)
+static struct inet6_dev *ipv6_add_dev(struct net_device *dev)
{
struct inet6_dev *ndev;
@@ -441,7 +440,7 @@ static struct inet6_dev * ipv6_add_dev(struct net_device *dev)
return ndev;
}
-static struct inet6_dev * ipv6_find_idev(struct net_device *dev)
+static struct inet6_dev *ipv6_find_idev(struct net_device *dev)
{
struct inet6_dev *idev;
@@ -929,7 +928,7 @@ retry:
ift->tstamp = tmp_tstamp;
spin_unlock_bh(&ift->lock);
- addrconf_dad_start(ift, 0);
+ addrconf_dad_start(ift);
in6_ifa_put(ift);
in6_dev_put(idev);
out:
@@ -1332,7 +1331,6 @@ int ipv6_chk_prefix(const struct in6_addr *addr, struct net_device *dev)
rcu_read_unlock();
return onlink;
}
-
EXPORT_SYMBOL(ipv6_chk_prefix);
struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net, const struct in6_addr *addr,
@@ -1522,7 +1520,7 @@ static int addrconf_ifid_arcnet(u8 *eui, struct net_device *dev)
if (dev->addr_len != ARCNET_ALEN)
return -1;
memset(eui, 0, 7);
- eui[7] = *(u8*)dev->dev_addr;
+ eui[7] = *(u8 *)dev->dev_addr;
return 0;
}
@@ -1667,7 +1665,8 @@ out:
in6_dev_put(idev);
}
-static int __ipv6_try_regen_rndid(struct inet6_dev *idev, struct in6_addr *tmpaddr) {
+static int __ipv6_try_regen_rndid(struct inet6_dev *idev, struct in6_addr *tmpaddr)
+{
int ret = 0;
if (tmpaddr && memcmp(idev->rndid, &tmpaddr->s6_addr[8], 8) == 0)
@@ -1908,7 +1907,7 @@ void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len, bool sllao)
/* Try to figure out our local address for this prefix */
if (pinfo->autoconf && in6_dev->cnf.autoconf) {
- struct inet6_ifaddr * ifp;
+ struct inet6_ifaddr *ifp;
struct in6_addr addr;
int create = 0, update_lft = 0;
@@ -1957,7 +1956,7 @@ ok:
update_lft = create = 1;
ifp->cstamp = jiffies;
- addrconf_dad_start(ifp, RTF_ADDRCONF|RTF_PREFIX_RT);
+ addrconf_dad_start(ifp);
}
if (ifp) {
@@ -2236,7 +2235,7 @@ static int inet6_addr_add(struct net *net, int ifindex, const struct in6_addr *p
* that the Optimistic flag should not be set for
* manually configured addresses
*/
- addrconf_dad_start(ifp, 0);
+ addrconf_dad_start(ifp);
in6_ifa_put(ifp);
addrconf_verify(0);
return 0;
@@ -2362,9 +2361,9 @@ static void sit_add_v4_addrs(struct inet6_dev *idev)
}
for_each_netdev(net, dev) {
- struct in_device * in_dev = __in_dev_get_rtnl(dev);
+ struct in_device *in_dev = __in_dev_get_rtnl(dev);
if (in_dev && (dev->flags & IFF_UP)) {
- struct in_ifaddr * ifa;
+ struct in_ifaddr *ifa;
int flag = scope;
@@ -2410,7 +2409,7 @@ static void init_loopback(struct net_device *dev)
static void addrconf_add_linklocal(struct inet6_dev *idev, const struct in6_addr *addr)
{
- struct inet6_ifaddr * ifp;
+ struct inet6_ifaddr *ifp;
u32 addr_flags = IFA_F_PERMANENT;
#ifdef CONFIG_IPV6_OPTIMISTIC_DAD
@@ -2423,7 +2422,7 @@ static void addrconf_add_linklocal(struct inet6_dev *idev, const struct in6_addr
ifp = ipv6_add_addr(idev, addr, 64, IFA_LINK, addr_flags);
if (!IS_ERR(ifp)) {
addrconf_prefix_route(&ifp->addr, ifp->prefix_len, idev->dev, 0, 0);
- addrconf_dad_start(ifp, 0);
+ addrconf_dad_start(ifp);
in6_ifa_put(ifp);
}
}
@@ -2431,7 +2430,7 @@ static void addrconf_add_linklocal(struct inet6_dev *idev, const struct in6_addr
static void addrconf_dev_config(struct net_device *dev)
{
struct in6_addr addr;
- struct inet6_dev * idev;
+ struct inet6_dev *idev;
ASSERT_RTNL();
@@ -2567,7 +2566,7 @@ static void addrconf_ip6_tnl_config(struct net_device *dev)
}
static int addrconf_notify(struct notifier_block *this, unsigned long event,
- void * data)
+ void *data)
{
struct net_device *dev = (struct net_device *) data;
struct inet6_dev *idev = __in6_dev_get(dev);
@@ -2918,7 +2917,7 @@ static void addrconf_dad_kick(struct inet6_ifaddr *ifp)
addrconf_mod_timer(ifp, AC_DAD, rand_num);
}
-static void addrconf_dad_start(struct inet6_ifaddr *ifp, u32 flags)
+static void addrconf_dad_start(struct inet6_ifaddr *ifp)
{
struct inet6_dev *idev = ifp->idev;
struct net_device *dev = idev->dev;
@@ -3791,7 +3790,7 @@ static int inet6_dump_ifacaddr(struct sk_buff *skb, struct netlink_callback *cb)
return inet6_dump_addr(skb, cb, type);
}
-static int inet6_rtm_getaddr(struct sk_buff *in_skb, struct nlmsghdr* nlh,
+static int inet6_rtm_getaddr(struct sk_buff *in_skb, struct nlmsghdr *nlh,
void *arg)
{
struct net *net = sock_net(in_skb->sk);
@@ -3986,14 +3985,14 @@ static int inet6_fill_ifla6_attrs(struct sk_buff *skb, struct inet6_dev *idev)
struct nlattr *nla;
struct ifla_cacheinfo ci;
- NLA_PUT_U32(skb, IFLA_INET6_FLAGS, idev->if_flags);
-
+ if (nla_put_u32(skb, IFLA_INET6_FLAGS, idev->if_flags))
+ goto nla_put_failure;
ci.max_reasm_len = IPV6_MAXPLEN;
ci.tstamp = cstamp_delta(idev->tstamp);
ci.reachable_time = jiffies_to_msecs(idev->nd_parms->reachable_time);
ci.retrans_time = jiffies_to_msecs(idev->nd_parms->retrans_time);
- NLA_PUT(skb, IFLA_INET6_CACHEINFO, sizeof(ci), &ci);
-
+ if (nla_put(skb, IFLA_INET6_CACHEINFO, sizeof(ci), &ci))
+ goto nla_put_failure;
nla = nla_reserve(skb, IFLA_INET6_CONF, DEVCONF_MAX * sizeof(s32));
if (nla == NULL)
goto nla_put_failure;
@@ -4058,15 +4057,13 @@ static int inet6_fill_ifinfo(struct sk_buff *skb, struct inet6_dev *idev,
hdr->ifi_flags = dev_get_flags(dev);
hdr->ifi_change = 0;
- NLA_PUT_STRING(skb, IFLA_IFNAME, dev->name);
-
- if (dev->addr_len)
- NLA_PUT(skb, IFLA_ADDRESS, dev->addr_len, dev->dev_addr);
-
- NLA_PUT_U32(skb, IFLA_MTU, dev->mtu);
- if (dev->ifindex != dev->iflink)
- NLA_PUT_U32(skb, IFLA_LINK, dev->iflink);
-
+ if (nla_put_string(skb, IFLA_IFNAME, dev->name) ||
+ (dev->addr_len &&
+ nla_put(skb, IFLA_ADDRESS, dev->addr_len, dev->dev_addr)) ||
+ nla_put_u32(skb, IFLA_MTU, dev->mtu) ||
+ (dev->ifindex != dev->iflink &&
+ nla_put_u32(skb, IFLA_LINK, dev->iflink)))
+ goto nla_put_failure;
protoinfo = nla_nest_start(skb, IFLA_PROTINFO);
if (protoinfo == NULL)
goto nla_put_failure;
@@ -4179,12 +4176,12 @@ static int inet6_fill_prefix(struct sk_buff *skb, struct inet6_dev *idev,
if (pinfo->autoconf)
pmsg->prefix_flags |= IF_PREFIX_AUTOCONF;
- NLA_PUT(skb, PREFIX_ADDRESS, sizeof(pinfo->prefix), &pinfo->prefix);
-
+ if (nla_put(skb, PREFIX_ADDRESS, sizeof(pinfo->prefix), &pinfo->prefix))
+ goto nla_put_failure;
ci.preferred_time = ntohl(pinfo->prefered);
ci.valid_time = ntohl(pinfo->valid);
- NLA_PUT(skb, PREFIX_CACHEINFO, sizeof(ci), &ci);
-
+ if (nla_put(skb, PREFIX_CACHEINFO, sizeof(ci), &ci))
+ goto nla_put_failure;
return nlmsg_end(skb, nlh);
nla_put_failure:
@@ -4368,7 +4365,6 @@ static struct addrconf_sysctl_table
{
struct ctl_table_header *sysctl_header;
ctl_table addrconf_vars[DEVCONF_MAX+1];
- char *dev_name;
} addrconf_sysctl __read_mostly = {
.sysctl_header = NULL,
.addrconf_vars = {
@@ -4597,17 +4593,7 @@ static int __addrconf_sysctl_register(struct net *net, char *dev_name,
{
int i;
struct addrconf_sysctl_table *t;
-
-#define ADDRCONF_CTL_PATH_DEV 3
-
- struct ctl_path addrconf_ctl_path[] = {
- { .procname = "net", },
- { .procname = "ipv6", },
- { .procname = "conf", },
- { /* to be set */ },
- { },
- };
-
+ char path[sizeof("net/ipv6/conf/") + IFNAMSIZ];
t = kmemdup(&addrconf_sysctl, sizeof(*t), GFP_KERNEL);
if (t == NULL)
@@ -4619,27 +4605,15 @@ static int __addrconf_sysctl_register(struct net *net, char *dev_name,
t->addrconf_vars[i].extra2 = net;
}
- /*
- * Make a copy of dev_name, because '.procname' is regarded as const
- * by sysctl and we wouldn't want anyone to change it under our feet
- * (see SIOCSIFNAME).
- */
- t->dev_name = kstrdup(dev_name, GFP_KERNEL);
- if (!t->dev_name)
- goto free;
-
- addrconf_ctl_path[ADDRCONF_CTL_PATH_DEV].procname = t->dev_name;
+ snprintf(path, sizeof(path), "net/ipv6/conf/%s", dev_name);
- t->sysctl_header = register_net_sysctl_table(net, addrconf_ctl_path,
- t->addrconf_vars);
+ t->sysctl_header = register_net_sysctl(net, path, t->addrconf_vars);
if (t->sysctl_header == NULL)
- goto free_procname;
+ goto free;
p->sysctl = t;
return 0;
-free_procname:
- kfree(t->dev_name);
free:
kfree(t);
out:
@@ -4656,7 +4630,6 @@ static void __addrconf_sysctl_unregister(struct ipv6_devconf *p)
t = p->sysctl;
p->sysctl = NULL;
unregister_net_sysctl_table(t->sysctl_header);
- kfree(t->dev_name);
kfree(t);
}
diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c
index 399287e595d7..d051e5f4bf34 100644
--- a/net/ipv6/addrconf_core.c
+++ b/net/ipv6/addrconf_core.c
@@ -8,9 +8,9 @@
#define IPV6_ADDR_SCOPE_TYPE(scope) ((scope) << 16)
-static inline unsigned ipv6_addr_scope2type(unsigned scope)
+static inline unsigned int ipv6_addr_scope2type(unsigned int scope)
{
- switch(scope) {
+ switch (scope) {
case IPV6_ADDR_SCOPE_NODELOCAL:
return (IPV6_ADDR_SCOPE_TYPE(IPV6_ADDR_SCOPE_NODELOCAL) |
IPV6_ADDR_LOOPBACK);
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 8ed1b930e75f..0ad046c7ae95 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -180,7 +180,7 @@ lookup_protocol:
err = 0;
sk->sk_no_check = answer_no_check;
if (INET_PROTOSW_REUSE & answer_flags)
- sk->sk_reuse = 1;
+ sk->sk_reuse = SK_CAN_REUSE;
inet = inet_sk(sk);
inet->is_icsk = (INET_PROTOSW_ICSK & answer_flags) != 0;
@@ -1111,11 +1111,6 @@ static int __init inet6_init(void)
if (err)
goto out_sock_register_fail;
-#ifdef CONFIG_SYSCTL
- err = ipv6_static_sysctl_register();
- if (err)
- goto static_sysctl_fail;
-#endif
tcpv6_prot.sysctl_mem = init_net.ipv4.sysctl_tcp_mem;
/*
@@ -1242,10 +1237,6 @@ ipmr_fail:
icmp_fail:
unregister_pernet_subsys(&inet6_net_ops);
register_pernet_fail:
-#ifdef CONFIG_SYSCTL
- ipv6_static_sysctl_unregister();
-static_sysctl_fail:
-#endif
sock_unregister(PF_INET6);
rtnl_unregister_all(PF_INET6);
out_sock_register_fail:
@@ -1272,9 +1263,6 @@ static void __exit inet6_exit(void)
/* Disallow any further netlink messages */
rtnl_unregister_all(PF_INET6);
-#ifdef CONFIG_SYSCTL
- ipv6_sysctl_unregister();
-#endif
udpv6_exit();
udplitev6_exit();
tcpv6_exit();
@@ -1302,9 +1290,6 @@ static void __exit inet6_exit(void)
rawv6_exit();
unregister_pernet_subsys(&inet6_net_ops);
-#ifdef CONFIG_SYSCTL
- ipv6_static_sysctl_unregister();
-#endif
proto_unregister(&rawv6_prot);
proto_unregister(&udplitev6_prot);
proto_unregister(&udpv6_prot);
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 76832c8dc89d..7fba35aea06c 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -98,7 +98,7 @@ int ip6_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
sin.sin_port = usin->sin6_port;
err = ip4_datagram_connect(sk,
- (struct sockaddr*) &sin,
+ (struct sockaddr *) &sin,
sizeof(sin));
ipv4_connected:
@@ -515,10 +515,10 @@ int datagram_recv_ctl(struct sock *sk, struct msghdr *msg, struct sk_buff *skb)
u8 nexthdr = ipv6_hdr(skb)->nexthdr;
while (off <= opt->lastopt) {
- unsigned len;
+ unsigned int len;
u8 *ptr = nh + off;
- switch(nexthdr) {
+ switch (nexthdr) {
case IPPROTO_DSTOPTS:
nexthdr = ptr[0];
len = (ptr[1] + 1) << 3;
@@ -827,9 +827,8 @@ int datagram_send_ctl(struct net *net, struct sock *sk,
int tc;
err = -EINVAL;
- if (cmsg->cmsg_len != CMSG_LEN(sizeof(int))) {
+ if (cmsg->cmsg_len != CMSG_LEN(sizeof(int)))
goto exit_f;
- }
tc = *(int *)CMSG_DATA(cmsg);
if (tc < -1 || tc > 0xff)
@@ -846,9 +845,8 @@ int datagram_send_ctl(struct net *net, struct sock *sk,
int df;
err = -EINVAL;
- if (cmsg->cmsg_len != CMSG_LEN(sizeof(int))) {
+ if (cmsg->cmsg_len != CMSG_LEN(sizeof(int)))
goto exit_f;
- }
df = *(int *)CMSG_DATA(cmsg);
if (df < 0 || df > 1)
diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
index 3d641b6e9b09..aa0a51e64682 100644
--- a/net/ipv6/exthdrs.c
+++ b/net/ipv6/exthdrs.c
@@ -153,6 +153,7 @@ static int ip6_parse_tlv(struct tlvtype_proc *procs, struct sk_buff *skb)
while (len > 0) {
int optlen = nh[off + 1] + 2;
+ int i;
switch (nh[off]) {
case IPV6_TLV_PAD0:
@@ -160,6 +161,21 @@ static int ip6_parse_tlv(struct tlvtype_proc *procs, struct sk_buff *skb)
break;
case IPV6_TLV_PADN:
+ /* RFC 2460 states that the purpose of PadN is
+ * to align the containing header to multiples
+ * of 8. 7 is therefore the highest valid value.
+ * See also RFC 4942, Section 2.1.9.5.
+ */
+ if (optlen > 7)
+ goto bad;
+ /* RFC 4942 recommends receiving hosts to
+ * actively check PadN payload to contain
+ * only zeroes.
+ */
+ for (i = 2; i < optlen; i++) {
+ if (nh[off + i] != 0)
+ goto bad;
+ }
break;
default: /* Other TLV code so scan list */
@@ -722,7 +738,6 @@ void ipv6_push_nfrag_opts(struct sk_buff *skb, struct ipv6_txoptions *opt,
if (opt->hopopt)
ipv6_push_exthdr(skb, proto, NEXTHDR_HOP, opt->hopopt);
}
-
EXPORT_SYMBOL(ipv6_push_nfrag_opts);
void ipv6_push_frag_opts(struct sk_buff *skb, struct ipv6_txoptions *opt, u8 *proto)
@@ -738,20 +753,19 @@ ipv6_dup_options(struct sock *sk, struct ipv6_txoptions *opt)
opt2 = sock_kmalloc(sk, opt->tot_len, GFP_ATOMIC);
if (opt2) {
- long dif = (char*)opt2 - (char*)opt;
+ long dif = (char *)opt2 - (char *)opt;
memcpy(opt2, opt, opt->tot_len);
if (opt2->hopopt)
- *((char**)&opt2->hopopt) += dif;
+ *((char **)&opt2->hopopt) += dif;
if (opt2->dst0opt)
- *((char**)&opt2->dst0opt) += dif;
+ *((char **)&opt2->dst0opt) += dif;
if (opt2->dst1opt)
- *((char**)&opt2->dst1opt) += dif;
+ *((char **)&opt2->dst1opt) += dif;
if (opt2->srcrt)
- *((char**)&opt2->srcrt) += dif;
+ *((char **)&opt2->srcrt) += dif;
}
return opt2;
}
-
EXPORT_SYMBOL_GPL(ipv6_dup_options);
static int ipv6_renew_option(void *ohdr,
@@ -892,5 +906,4 @@ struct in6_addr *fl6_update_dst(struct flowi6 *fl6,
fl6->daddr = *((struct rt0_hdr *)opt->srcrt)->addr;
return orig;
}
-
EXPORT_SYMBOL_GPL(fl6_update_dst);
diff --git a/net/ipv6/exthdrs_core.c b/net/ipv6/exthdrs_core.c
index 72957f4a7c6c..7b1a884634d5 100644
--- a/net/ipv6/exthdrs_core.c
+++ b/net/ipv6/exthdrs_core.c
@@ -21,6 +21,7 @@ int ipv6_ext_hdr(u8 nexthdr)
(nexthdr == NEXTHDR_NONE) ||
(nexthdr == NEXTHDR_DEST);
}
+EXPORT_SYMBOL(ipv6_ext_hdr);
/*
* Skip any extension headers. This is used by the ICMP module.
@@ -109,6 +110,4 @@ int ipv6_skip_exthdr(const struct sk_buff *skb, int start, u8 *nexthdrp,
*nexthdrp = nexthdr;
return start;
}
-
-EXPORT_SYMBOL(ipv6_ext_hdr);
EXPORT_SYMBOL(ipv6_skip_exthdr);
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index b6c573152067..0ff1cfd55bc4 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -22,8 +22,7 @@
#include <net/ip6_route.h>
#include <net/netlink.h>
-struct fib6_rule
-{
+struct fib6_rule {
struct fib_rule common;
struct rt6key src;
struct rt6key dst;
@@ -215,14 +214,13 @@ static int fib6_rule_fill(struct fib_rule *rule, struct sk_buff *skb,
frh->src_len = rule6->src.plen;
frh->tos = rule6->tclass;
- if (rule6->dst.plen)
- NLA_PUT(skb, FRA_DST, sizeof(struct in6_addr),
- &rule6->dst.addr);
-
- if (rule6->src.plen)
- NLA_PUT(skb, FRA_SRC, sizeof(struct in6_addr),
- &rule6->src.addr);
-
+ if ((rule6->dst.plen &&
+ nla_put(skb, FRA_DST, sizeof(struct in6_addr),
+ &rule6->dst.addr)) ||
+ (rule6->src.plen &&
+ nla_put(skb, FRA_SRC, sizeof(struct in6_addr),
+ &rule6->src.addr)))
+ goto nla_put_failure;
return 0;
nla_put_failure:
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 27ac95a63429..cc079d8d4681 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -498,7 +498,7 @@ void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info)
err = ip6_append_data(sk, icmpv6_getfrag, &msg,
len + sizeof(struct icmp6hdr),
sizeof(struct icmp6hdr), hlimit,
- np->tclass, NULL, &fl6, (struct rt6_info*)dst,
+ np->tclass, NULL, &fl6, (struct rt6_info *)dst,
MSG_DONTWAIT, np->dontfrag);
if (err) {
ICMP6_INC_STATS_BH(net, idev, ICMP6_MIB_OUTERRORS);
@@ -579,7 +579,7 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
err = ip6_append_data(sk, icmpv6_getfrag, &msg, skb->len + sizeof(struct icmp6hdr),
sizeof(struct icmp6hdr), hlimit, np->tclass, NULL, &fl6,
- (struct rt6_info*)dst, MSG_DONTWAIT,
+ (struct rt6_info *)dst, MSG_DONTWAIT,
np->dontfrag);
if (err) {
@@ -950,7 +950,6 @@ int icmpv6_err_convert(u8 type, u8 code, int *err)
return fatal;
}
-
EXPORT_SYMBOL(icmpv6_err_convert);
#ifdef CONFIG_SYSCTL
diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c
index 02dd203d9eac..e6cee5292a0b 100644
--- a/net/ipv6/inet6_connection_sock.c
+++ b/net/ipv6/inet6_connection_sock.c
@@ -28,7 +28,7 @@
#include <net/inet6_connection_sock.h>
int inet6_csk_bind_conflict(const struct sock *sk,
- const struct inet_bind_bucket *tb)
+ const struct inet_bind_bucket *tb, bool relax)
{
const struct sock *sk2;
const struct hlist_node *node;
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c
index b7867a1215b1..1dd632971bce 100644
--- a/net/ipv6/ip6_flowlabel.c
+++ b/net/ipv6/ip6_flowlabel.c
@@ -705,9 +705,9 @@ static int ip6fl_seq_show(struct seq_file *seq, void *v)
struct ip6_flowlabel *fl = v;
seq_printf(seq,
"%05X %-1d %-6d %-6d %-6ld %-8ld %pi6 %-4d\n",
- (unsigned)ntohl(fl->label),
+ (unsigned int)ntohl(fl->label),
fl->share,
- (unsigned)fl->owner,
+ (int)fl->owner,
atomic_read(&fl->users),
fl->linger/HZ,
(long)(fl->expires - jiffies)/HZ,
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index aa21da6a09cd..5df487c81ed9 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -198,7 +198,7 @@ ip6_tnl_bucket(struct ip6_tnl_net *ip6n, const struct ip6_tnl_parm *p)
{
const struct in6_addr *remote = &p->raddr;
const struct in6_addr *local = &p->laddr;
- unsigned h = 0;
+ unsigned int h = 0;
int prio = 0;
if (!ipv6_addr_any(remote) || !ipv6_addr_any(local)) {
@@ -954,7 +954,7 @@ static int ip6_tnl_xmit2(struct sk_buff *skb,
if (skb->sk)
skb_set_owner_w(new_skb, skb->sk);
- kfree_skb(skb);
+ consume_skb(skb);
skb = new_skb;
}
skb_dst_drop(skb);
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 8110362e0af5..efc0098b59dd 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -2215,14 +2215,15 @@ static int ip6mr_fill_mroute(struct mr6_table *mrt, struct sk_buff *skb,
rtm->rtm_src_len = 128;
rtm->rtm_tos = 0;
rtm->rtm_table = mrt->id;
- NLA_PUT_U32(skb, RTA_TABLE, mrt->id);
+ if (nla_put_u32(skb, RTA_TABLE, mrt->id))
+ goto nla_put_failure;
rtm->rtm_scope = RT_SCOPE_UNIVERSE;
rtm->rtm_protocol = RTPROT_UNSPEC;
rtm->rtm_flags = 0;
- NLA_PUT(skb, RTA_SRC, 16, &c->mf6c_origin);
- NLA_PUT(skb, RTA_DST, 16, &c->mf6c_mcastgrp);
-
+ if (nla_put(skb, RTA_SRC, 16, &c->mf6c_origin) ||
+ nla_put(skb, RTA_DST, 16, &c->mf6c_mcastgrp))
+ goto nla_put_failure;
if (__ip6mr_fill_mroute(mrt, skb, c, rtm) < 0)
goto nla_put_failure;
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 63dd1f89ed7d..ba6d13d1f1e1 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -678,7 +678,6 @@ done:
}
case MCAST_MSFILTER:
{
- extern int sysctl_mld_max_msf;
struct group_filter *gsf;
if (optlen < GROUP_FILTER_SIZE(0))
@@ -943,7 +942,7 @@ static int ipv6_getsockopt_sticky(struct sock *sk, struct ipv6_txoptions *opt,
}
static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
- char __user *optval, int __user *optlen, unsigned flags)
+ char __user *optval, int __user *optlen, unsigned int flags)
{
struct ipv6_pinfo *np = inet6_sk(sk);
int len;
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index b2869cab2092..7dfb89f2bae5 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1061,7 +1061,7 @@ static int mld_xmarksources(struct ifmcaddr6 *pmc, int nsrcs,
if (psf->sf_count[MCAST_INCLUDE] ||
pmc->mca_sfcount[MCAST_EXCLUDE] !=
psf->sf_count[MCAST_EXCLUDE])
- continue;
+ break;
if (ipv6_addr_equal(&srcs[i], &psf->sf_addr)) {
scount++;
break;
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 176b469322ac..35615c6358b8 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -15,6 +15,7 @@
/*
* Changes:
*
+ * Alexey I. Froloff : RFC6106 (DNSSL) support
* Pierre Ynard : export userland ND options
* through netlink (RDNSS support)
* Lars Fenneberg : fixed MTU setting on receipt
@@ -228,7 +229,8 @@ static struct nd_opt_hdr *ndisc_next_option(struct nd_opt_hdr *cur,
static inline int ndisc_is_useropt(struct nd_opt_hdr *opt)
{
- return opt->nd_opt_type == ND_OPT_RDNSS;
+ return opt->nd_opt_type == ND_OPT_RDNSS ||
+ opt->nd_opt_type == ND_OPT_DNSSL;
}
static struct nd_opt_hdr *ndisc_next_useropt(struct nd_opt_hdr *cur,
@@ -1099,8 +1101,9 @@ static void ndisc_ra_useropt(struct sk_buff *ra, struct nd_opt_hdr *opt)
memcpy(ndmsg + 1, opt, opt->nd_opt_len << 3);
- NLA_PUT(skb, NDUSEROPT_SRCADDR, sizeof(struct in6_addr),
- &ipv6_hdr(ra)->saddr);
+ if (nla_put(skb, NDUSEROPT_SRCADDR, sizeof(struct in6_addr),
+ &ipv6_hdr(ra)->saddr))
+ goto nla_put_failure;
nlmsg_end(skb, nlh);
rtnl_notify(skb, net, 0, RTNLGRP_ND_USEROPT, NULL, GFP_ATOMIC);
diff --git a/net/ipv6/netfilter/ip6_queue.c b/net/ipv6/netfilter/ip6_queue.c
index a34c9e4c792c..3ca9303b3a19 100644
--- a/net/ipv6/netfilter/ip6_queue.c
+++ b/net/ipv6/netfilter/ip6_queue.c
@@ -588,7 +588,7 @@ static int __init ip6_queue_init(void)
#endif
register_netdevice_notifier(&ipq_dev_notifier);
#ifdef CONFIG_SYSCTL
- ipq_sysctl_header = register_sysctl_paths(net_ipv6_ctl_path, ipq_table);
+ ipq_sysctl_header = register_net_sysctl(&init_net, "net/ipv6", ipq_table);
#endif
status = nf_register_queue_handler(NFPROTO_IPV6, &nfqh);
if (status < 0) {
@@ -599,7 +599,7 @@ static int __init ip6_queue_init(void)
cleanup_sysctl:
#ifdef CONFIG_SYSCTL
- unregister_sysctl_table(ipq_sysctl_header);
+ unregister_net_sysctl_table(ipq_sysctl_header);
#endif
unregister_netdevice_notifier(&ipq_dev_notifier);
proc_net_remove(&init_net, IPQ_PROC_FS_NAME);
@@ -621,7 +621,7 @@ static void __exit ip6_queue_fini(void)
ipq_flush(NULL, 0);
#ifdef CONFIG_SYSCTL
- unregister_sysctl_table(ipq_sysctl_header);
+ unregister_net_sysctl_table(ipq_sysctl_header);
#endif
unregister_netdevice_notifier(&ipq_dev_notifier);
proc_net_remove(&init_net, IPQ_PROC_FS_NAME);
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 9d4e15559319..d4e350f72bbb 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -396,7 +396,7 @@ ip6t_do_table(struct sk_buff *skb,
if (v < 0) {
/* Pop from stack? */
if (v != XT_RETURN) {
- verdict = (unsigned)(-v) - 1;
+ verdict = (unsigned int)(-v) - 1;
break;
}
if (*stackptr <= origptr)
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index 4111050a9fc5..fe925e492520 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -278,10 +278,11 @@ static struct nf_hook_ops ipv6_conntrack_ops[] __read_mostly = {
static int ipv6_tuple_to_nlattr(struct sk_buff *skb,
const struct nf_conntrack_tuple *tuple)
{
- NLA_PUT(skb, CTA_IP_V6_SRC, sizeof(u_int32_t) * 4,
- &tuple->src.u3.ip6);
- NLA_PUT(skb, CTA_IP_V6_DST, sizeof(u_int32_t) * 4,
- &tuple->dst.u3.ip6);
+ if (nla_put(skb, CTA_IP_V6_SRC, sizeof(u_int32_t) * 4,
+ &tuple->src.u3.ip6) ||
+ nla_put(skb, CTA_IP_V6_DST, sizeof(u_int32_t) * 4,
+ &tuple->dst.u3.ip6))
+ goto nla_put_failure;
return 0;
nla_put_failure:
diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
index 92cc9f2931ae..3e81904fbbcd 100644
--- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
@@ -234,10 +234,10 @@ icmpv6_error(struct net *net, struct nf_conn *tmpl,
static int icmpv6_tuple_to_nlattr(struct sk_buff *skb,
const struct nf_conntrack_tuple *t)
{
- NLA_PUT_BE16(skb, CTA_PROTO_ICMPV6_ID, t->src.u.icmp.id);
- NLA_PUT_U8(skb, CTA_PROTO_ICMPV6_TYPE, t->dst.u.icmp.type);
- NLA_PUT_U8(skb, CTA_PROTO_ICMPV6_CODE, t->dst.u.icmp.code);
-
+ if (nla_put_be16(skb, CTA_PROTO_ICMPV6_ID, t->src.u.icmp.id) ||
+ nla_put_u8(skb, CTA_PROTO_ICMPV6_TYPE, t->dst.u.icmp.type) ||
+ nla_put_u8(skb, CTA_PROTO_ICMPV6_CODE, t->dst.u.icmp.code))
+ goto nla_put_failure;
return 0;
nla_put_failure:
@@ -300,8 +300,8 @@ icmpv6_timeout_obj_to_nlattr(struct sk_buff *skb, const void *data)
{
const unsigned int *timeout = data;
- NLA_PUT_BE32(skb, CTA_TIMEOUT_ICMPV6_TIMEOUT, htonl(*timeout / HZ));
-
+ if (nla_put_be32(skb, CTA_TIMEOUT_ICMPV6_TIMEOUT, htonl(*timeout / HZ)))
+ goto nla_put_failure;
return 0;
nla_put_failure:
diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index 38f00b0298d3..48a2be1b7c70 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -626,8 +626,8 @@ int nf_ct_frag6_init(void)
inet_frags_init(&nf_frags);
#ifdef CONFIG_SYSCTL
- nf_ct_frag6_sysctl_header = register_sysctl_paths(nf_net_netfilter_sysctl_path,
- nf_ct_frag6_sysctl_table);
+ nf_ct_frag6_sysctl_header = register_net_sysctl(&init_net, "net/netfilter",
+ nf_ct_frag6_sysctl_table);
if (!nf_ct_frag6_sysctl_header) {
inet_frags_fini(&nf_frags);
return -ENOMEM;
@@ -640,7 +640,7 @@ int nf_ct_frag6_init(void)
void nf_ct_frag6_cleanup(void)
{
#ifdef CONFIG_SYSCTL
- unregister_sysctl_table(nf_ct_frag6_sysctl_header);
+ unregister_net_sysctl_table(nf_ct_frag6_sysctl_header);
nf_ct_frag6_sysctl_header = NULL;
#endif
inet_frags_fini(&nf_frags);
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 9447bd69873a..36e04cff1a85 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -646,7 +646,7 @@ static int __net_init ip6_frags_ns_sysctl_register(struct net *net)
table[2].data = &net->ipv6.frags.timeout;
}
- hdr = register_net_sysctl_table(net, net_ipv6_ctl_path, table);
+ hdr = register_net_sysctl(net, "net/ipv6", table);
if (hdr == NULL)
goto err_reg;
@@ -674,7 +674,7 @@ static struct ctl_table_header *ip6_ctl_header;
static int ip6_frags_sysctl_register(void)
{
- ip6_ctl_header = register_net_sysctl_rotable(net_ipv6_ctl_path,
+ ip6_ctl_header = register_net_sysctl(&init_net, "net/ipv6",
ip6_frags_ctl_table);
return ip6_ctl_header == NULL ? -ENOMEM : 0;
}
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index bc4888d902b2..0aefc36f74c7 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -82,7 +82,7 @@ static void ip6_rt_update_pmtu(struct dst_entry *dst, u32 mtu);
static struct rt6_info *rt6_add_route_info(struct net *net,
const struct in6_addr *prefix, int prefixlen,
const struct in6_addr *gwaddr, int ifindex,
- unsigned pref);
+ unsigned int pref);
static struct rt6_info *rt6_get_route_info(struct net *net,
const struct in6_addr *prefix, int prefixlen,
const struct in6_addr *gwaddr, int ifindex);
@@ -1887,7 +1887,7 @@ out:
static struct rt6_info *rt6_add_route_info(struct net *net,
const struct in6_addr *prefix, int prefixlen,
const struct in6_addr *gwaddr, int ifindex,
- unsigned pref)
+ unsigned int pref)
{
struct fib6_config cfg = {
.fc_table = RT6_TABLE_INFO,
@@ -2217,10 +2217,9 @@ void rt6_ifdown(struct net *net, struct net_device *dev)
icmp6_clean_all(fib6_ifdown, &adn);
}
-struct rt6_mtu_change_arg
-{
+struct rt6_mtu_change_arg {
struct net_device *dev;
- unsigned mtu;
+ unsigned int mtu;
};
static int rt6_mtu_change_route(struct rt6_info *rt, void *p_arg)
@@ -2262,7 +2261,7 @@ static int rt6_mtu_change_route(struct rt6_info *rt, void *p_arg)
return 0;
}
-void rt6_mtu_change(struct net_device *dev, unsigned mtu)
+void rt6_mtu_change(struct net_device *dev, unsigned int mtu)
{
struct rt6_mtu_change_arg arg = {
.dev = dev,
@@ -2430,7 +2429,8 @@ static int rt6_fill_node(struct net *net,
else
table = RT6_TABLE_UNSPEC;
rtm->rtm_table = table;
- NLA_PUT_U32(skb, RTA_TABLE, table);
+ if (nla_put_u32(skb, RTA_TABLE, table))
+ goto nla_put_failure;
if (rt->rt6i_flags & RTF_REJECT)
rtm->rtm_type = RTN_UNREACHABLE;
else if (rt->rt6i_flags & RTF_LOCAL)
@@ -2453,16 +2453,20 @@ static int rt6_fill_node(struct net *net,
rtm->rtm_flags |= RTM_F_CLONED;
if (dst) {
- NLA_PUT(skb, RTA_DST, 16, dst);
+ if (nla_put(skb, RTA_DST, 16, dst))
+ goto nla_put_failure;
rtm->rtm_dst_len = 128;
} else if (rtm->rtm_dst_len)
- NLA_PUT(skb, RTA_DST, 16, &rt->rt6i_dst.addr);
+ if (nla_put(skb, RTA_DST, 16, &rt->rt6i_dst.addr))
+ goto nla_put_failure;
#ifdef CONFIG_IPV6_SUBTREES
if (src) {
- NLA_PUT(skb, RTA_SRC, 16, src);
+ if (nla_put(skb, RTA_SRC, 16, src))
+ goto nla_put_failure;
rtm->rtm_src_len = 128;
- } else if (rtm->rtm_src_len)
- NLA_PUT(skb, RTA_SRC, 16, &rt->rt6i_src.addr);
+ } else if (rtm->rtm_src_len &&
+ nla_put(skb, RTA_SRC, 16, &rt->rt6i_src.addr))
+ goto nla_put_failure;
#endif
if (iif) {
#ifdef CONFIG_IPV6_MROUTE
@@ -2480,17 +2484,20 @@ static int rt6_fill_node(struct net *net,
}
} else
#endif
- NLA_PUT_U32(skb, RTA_IIF, iif);
+ if (nla_put_u32(skb, RTA_IIF, iif))
+ goto nla_put_failure;
} else if (dst) {
struct in6_addr saddr_buf;
- if (ip6_route_get_saddr(net, rt, dst, 0, &saddr_buf) == 0)
- NLA_PUT(skb, RTA_PREFSRC, 16, &saddr_buf);
+ if (ip6_route_get_saddr(net, rt, dst, 0, &saddr_buf) == 0 &&
+ nla_put(skb, RTA_PREFSRC, 16, &saddr_buf))
+ goto nla_put_failure;
}
if (rt->rt6i_prefsrc.plen) {
struct in6_addr saddr_buf;
saddr_buf = rt->rt6i_prefsrc.addr;
- NLA_PUT(skb, RTA_PREFSRC, 16, &saddr_buf);
+ if (nla_put(skb, RTA_PREFSRC, 16, &saddr_buf))
+ goto nla_put_failure;
}
if (rtnetlink_put_metrics(skb, dst_metrics_ptr(&rt->dst)) < 0)
@@ -2506,11 +2513,11 @@ static int rt6_fill_node(struct net *net,
}
rcu_read_unlock();
- if (rt->dst.dev)
- NLA_PUT_U32(skb, RTA_OIF, rt->dst.dev->ifindex);
-
- NLA_PUT_U32(skb, RTA_PRIORITY, rt->rt6i_metric);
-
+ if (rt->dst.dev &&
+ nla_put_u32(skb, RTA_OIF, rt->dst.dev->ifindex))
+ goto nla_put_failure;
+ if (nla_put_u32(skb, RTA_PRIORITY, rt->rt6i_metric))
+ goto nla_put_failure;
if (!(rt->rt6i_flags & RTF_EXPIRES))
expires = 0;
else if (rt->dst.expires - jiffies < INT_MAX)
@@ -2615,6 +2622,7 @@ static int inet6_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr* nlh, void
skb = alloc_skb(NLMSG_GOODSIZE, GFP_KERNEL);
if (!skb) {
+ dst_release(&rt->dst);
err = -ENOBUFS;
goto errout;
}
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index c4ffd1743528..e5fef943e30a 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -87,35 +87,51 @@ struct sit_net {
/* often modified stats are per cpu, other are shared (netdev->stats) */
struct pcpu_tstats {
- unsigned long rx_packets;
- unsigned long rx_bytes;
- unsigned long tx_packets;
- unsigned long tx_bytes;
-} __attribute__((aligned(4*sizeof(unsigned long))));
+ u64 rx_packets;
+ u64 rx_bytes;
+ u64 tx_packets;
+ u64 tx_bytes;
+ struct u64_stats_sync syncp;
+};
-static struct net_device_stats *ipip6_get_stats(struct net_device *dev)
+static struct rtnl_link_stats64 *ipip6_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *tot)
{
- struct pcpu_tstats sum = { 0 };
int i;
for_each_possible_cpu(i) {
const struct pcpu_tstats *tstats = per_cpu_ptr(dev->tstats, i);
-
- sum.rx_packets += tstats->rx_packets;
- sum.rx_bytes += tstats->rx_bytes;
- sum.tx_packets += tstats->tx_packets;
- sum.tx_bytes += tstats->tx_bytes;
+ u64 rx_packets, rx_bytes, tx_packets, tx_bytes;
+ unsigned int start;
+
+ do {
+ start = u64_stats_fetch_begin_bh(&tstats->syncp);
+ rx_packets = tstats->rx_packets;
+ tx_packets = tstats->tx_packets;
+ rx_bytes = tstats->rx_bytes;
+ tx_bytes = tstats->tx_bytes;
+ } while (u64_stats_fetch_retry_bh(&tstats->syncp, start));
+
+ tot->rx_packets += rx_packets;
+ tot->tx_packets += tx_packets;
+ tot->rx_bytes += rx_bytes;
+ tot->tx_bytes += tx_bytes;
}
- dev->stats.rx_packets = sum.rx_packets;
- dev->stats.rx_bytes = sum.rx_bytes;
- dev->stats.tx_packets = sum.tx_packets;
- dev->stats.tx_bytes = sum.tx_bytes;
- return &dev->stats;
+
+ tot->rx_errors = dev->stats.rx_errors;
+ tot->tx_fifo_errors = dev->stats.tx_fifo_errors;
+ tot->tx_carrier_errors = dev->stats.tx_carrier_errors;
+ tot->tx_dropped = dev->stats.tx_dropped;
+ tot->tx_aborted_errors = dev->stats.tx_aborted_errors;
+ tot->tx_errors = dev->stats.tx_errors;
+
+ return tot;
}
+
/*
* Must be invoked with rcu_read_lock
*/
-static struct ip_tunnel * ipip6_tunnel_lookup(struct net *net,
+static struct ip_tunnel *ipip6_tunnel_lookup(struct net *net,
struct net_device *dev, __be32 remote, __be32 local)
{
unsigned int h0 = HASH(remote);
@@ -691,7 +707,7 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
goto tx_error;
}
- addr6 = (const struct in6_addr*)&neigh->primary_key;
+ addr6 = (const struct in6_addr *)&neigh->primary_key;
addr_type = ipv6_addr_type(addr6);
if ((addr_type & IPV6_ADDR_UNICAST) &&
@@ -721,7 +737,7 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
goto tx_error;
}
- addr6 = (const struct in6_addr*)&neigh->primary_key;
+ addr6 = (const struct in6_addr *)&neigh->primary_key;
addr_type = ipv6_addr_type(addr6);
if (addr_type == IPV6_ADDR_ANY) {
@@ -1126,7 +1142,7 @@ static const struct net_device_ops ipip6_netdev_ops = {
.ndo_start_xmit = ipip6_tunnel_xmit,
.ndo_do_ioctl = ipip6_tunnel_ioctl,
.ndo_change_mtu = ipip6_tunnel_change_mtu,
- .ndo_get_stats = ipip6_get_stats,
+ .ndo_get_stats64= ipip6_get_stats64,
};
static void ipip6_dev_free(struct net_device *dev)
diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c
index 166a57c47d39..e85c48bd404f 100644
--- a/net/ipv6/sysctl_net_ipv6.c
+++ b/net/ipv6/sysctl_net_ipv6.c
@@ -16,32 +16,8 @@
#include <net/addrconf.h>
#include <net/inet_frag.h>
-static struct ctl_table empty[1];
-
-static ctl_table ipv6_static_skeleton[] = {
- {
- .procname = "neigh",
- .maxlen = 0,
- .mode = 0555,
- .child = empty,
- },
- { }
-};
-
static ctl_table ipv6_table_template[] = {
{
- .procname = "route",
- .maxlen = 0,
- .mode = 0555,
- .child = ipv6_route_table_template
- },
- {
- .procname = "icmp",
- .maxlen = 0,
- .mode = 0555,
- .child = ipv6_icmp_table_template
- },
- {
.procname = "bindv6only",
.data = &init_net.ipv6.sysctl.bindv6only,
.maxlen = sizeof(int),
@@ -62,13 +38,6 @@ static ctl_table ipv6_rotable[] = {
{ }
};
-struct ctl_path net_ipv6_ctl_path[] = {
- { .procname = "net", },
- { .procname = "ipv6", },
- { },
-};
-EXPORT_SYMBOL_GPL(net_ipv6_ctl_path);
-
static int __net_init ipv6_sysctl_net_init(struct net *net)
{
struct ctl_table *ipv6_table;
@@ -81,28 +50,37 @@ static int __net_init ipv6_sysctl_net_init(struct net *net)
GFP_KERNEL);
if (!ipv6_table)
goto out;
+ ipv6_table[0].data = &net->ipv6.sysctl.bindv6only;
ipv6_route_table = ipv6_route_sysctl_init(net);
if (!ipv6_route_table)
goto out_ipv6_table;
- ipv6_table[0].child = ipv6_route_table;
ipv6_icmp_table = ipv6_icmp_sysctl_init(net);
if (!ipv6_icmp_table)
goto out_ipv6_route_table;
- ipv6_table[1].child = ipv6_icmp_table;
- ipv6_table[2].data = &net->ipv6.sysctl.bindv6only;
-
- net->ipv6.sysctl.table = register_net_sysctl_table(net, net_ipv6_ctl_path,
- ipv6_table);
- if (!net->ipv6.sysctl.table)
+ net->ipv6.sysctl.hdr = register_net_sysctl(net, "net/ipv6", ipv6_table);
+ if (!net->ipv6.sysctl.hdr)
goto out_ipv6_icmp_table;
+ net->ipv6.sysctl.route_hdr =
+ register_net_sysctl(net, "net/ipv6/route", ipv6_route_table);
+ if (!net->ipv6.sysctl.route_hdr)
+ goto out_unregister_ipv6_table;
+
+ net->ipv6.sysctl.icmp_hdr =
+ register_net_sysctl(net, "net/ipv6/icmp", ipv6_icmp_table);
+ if (!net->ipv6.sysctl.icmp_hdr)
+ goto out_unregister_route_table;
+
err = 0;
out:
return err;
-
+out_unregister_route_table:
+ unregister_net_sysctl_table(net->ipv6.sysctl.route_hdr);
+out_unregister_ipv6_table:
+ unregister_net_sysctl_table(net->ipv6.sysctl.hdr);
out_ipv6_icmp_table:
kfree(ipv6_icmp_table);
out_ipv6_route_table:
@@ -118,11 +96,13 @@ static void __net_exit ipv6_sysctl_net_exit(struct net *net)
struct ctl_table *ipv6_route_table;
struct ctl_table *ipv6_icmp_table;
- ipv6_table = net->ipv6.sysctl.table->ctl_table_arg;
- ipv6_route_table = ipv6_table[0].child;
- ipv6_icmp_table = ipv6_table[1].child;
+ ipv6_table = net->ipv6.sysctl.hdr->ctl_table_arg;
+ ipv6_route_table = net->ipv6.sysctl.route_hdr->ctl_table_arg;
+ ipv6_icmp_table = net->ipv6.sysctl.icmp_hdr->ctl_table_arg;
- unregister_net_sysctl_table(net->ipv6.sysctl.table);
+ unregister_net_sysctl_table(net->ipv6.sysctl.icmp_hdr);
+ unregister_net_sysctl_table(net->ipv6.sysctl.route_hdr);
+ unregister_net_sysctl_table(net->ipv6.sysctl.hdr);
kfree(ipv6_table);
kfree(ipv6_route_table);
@@ -140,7 +120,7 @@ int ipv6_sysctl_register(void)
{
int err = -ENOMEM;
- ip6_header = register_net_sysctl_rotable(net_ipv6_ctl_path, ipv6_rotable);
+ ip6_header = register_net_sysctl(&init_net, "net/ipv6", ipv6_rotable);
if (ip6_header == NULL)
goto out;
@@ -160,18 +140,3 @@ void ipv6_sysctl_unregister(void)
unregister_net_sysctl_table(ip6_header);
unregister_pernet_subsys(&ipv6_sysctl_net_ops);
}
-
-static struct ctl_table_header *ip6_base;
-
-int ipv6_static_sysctl_register(void)
-{
- ip6_base = register_sysctl_paths(net_ipv6_ctl_path, ipv6_static_skeleton);
- if (ip6_base == NULL)
- return -ENOMEM;
- return 0;
-}
-
-void ipv6_static_sysctl_unregister(void)
-{
- unregister_net_sysctl_table(ip6_base);
-}
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 98256cf72f9d..cdbf292ad208 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1353,7 +1353,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
newnp->pktoptions = NULL;
if (treq->pktopts != NULL) {
newnp->pktoptions = skb_clone(treq->pktopts, GFP_ATOMIC);
- kfree_skb(treq->pktopts);
+ consume_skb(treq->pktopts);
treq->pktopts = NULL;
if (newnp->pktoptions)
skb_set_owner_r(newnp->pktoptions, newsk);
@@ -1658,7 +1658,8 @@ process:
if (!tcp_prequeue(sk, skb))
ret = tcp_v6_do_rcv(sk, skb);
}
- } else if (unlikely(sk_add_backlog(sk, skb))) {
+ } else if (unlikely(sk_add_backlog(sk, skb,
+ sk->sk_rcvbuf + sk->sk_sndbuf))) {
bh_unlock_sock(sk);
NET_INC_STATS_BH(net, LINUX_MIB_TCPBACKLOGDROP);
goto discard_and_relse;
@@ -1833,64 +1834,15 @@ static const struct tcp_sock_af_ops tcp_sock_ipv6_mapped_specific = {
static int tcp_v6_init_sock(struct sock *sk)
{
struct inet_connection_sock *icsk = inet_csk(sk);
- struct tcp_sock *tp = tcp_sk(sk);
-
- skb_queue_head_init(&tp->out_of_order_queue);
- tcp_init_xmit_timers(sk);
- tcp_prequeue_init(tp);
-
- icsk->icsk_rto = TCP_TIMEOUT_INIT;
- tp->mdev = TCP_TIMEOUT_INIT;
-
- /* So many TCP implementations out there (incorrectly) count the
- * initial SYN frame in their delayed-ACK and congestion control
- * algorithms that we must have the following bandaid to talk
- * efficiently to them. -DaveM
- */
- tp->snd_cwnd = 2;
-
- /* See draft-stevens-tcpca-spec-01 for discussion of the
- * initialization of these values.
- */
- tp->snd_ssthresh = TCP_INFINITE_SSTHRESH;
- tp->snd_cwnd_clamp = ~0;
- tp->mss_cache = TCP_MSS_DEFAULT;
-
- tp->reordering = sysctl_tcp_reordering;
- sk->sk_state = TCP_CLOSE;
+ tcp_init_sock(sk);
icsk->icsk_af_ops = &ipv6_specific;
- icsk->icsk_ca_ops = &tcp_init_congestion_ops;
- icsk->icsk_sync_mss = tcp_sync_mss;
- sk->sk_write_space = sk_stream_write_space;
- sock_set_flag(sk, SOCK_USE_WRITE_QUEUE);
#ifdef CONFIG_TCP_MD5SIG
- tp->af_specific = &tcp_sock_ipv6_specific;
+ tcp_sk(sk)->af_specific = &tcp_sock_ipv6_specific;
#endif
- /* TCP Cookie Transactions */
- if (sysctl_tcp_cookie_size > 0) {
- /* Default, cookies without s_data_payload. */
- tp->cookie_values =
- kzalloc(sizeof(*tp->cookie_values),
- sk->sk_allocation);
- if (tp->cookie_values != NULL)
- kref_init(&tp->cookie_values->kref);
- }
- /* Presumed zeroed, in order of appearance:
- * cookie_in_always, cookie_out_never,
- * s_data_constant, s_data_in, s_data_out
- */
- sk->sk_sndbuf = sysctl_tcp_wmem[1];
- sk->sk_rcvbuf = sysctl_tcp_rmem[1];
-
- local_bh_disable();
- sock_update_memcg(sk);
- sk_sockets_allocated_inc(sk);
- local_bh_enable();
-
return 0;
}
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 37b0699e95e5..d39bbc9e0622 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -611,14 +611,14 @@ static void flush_stack(struct sock **stack, unsigned int count,
sk = stack[i];
if (skb1) {
- if (sk_rcvqueues_full(sk, skb1)) {
+ if (sk_rcvqueues_full(sk, skb1, sk->sk_rcvbuf)) {
kfree_skb(skb1);
goto drop;
}
bh_lock_sock(sk);
if (!sock_owned_by_user(sk))
udpv6_queue_rcv_skb(sk, skb1);
- else if (sk_add_backlog(sk, skb1)) {
+ else if (sk_add_backlog(sk, skb1, sk->sk_rcvbuf)) {
kfree_skb(skb1);
bh_unlock_sock(sk);
goto drop;
@@ -790,14 +790,14 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
/* deliver */
- if (sk_rcvqueues_full(sk, skb)) {
+ if (sk_rcvqueues_full(sk, skb, sk->sk_rcvbuf)) {
sock_put(sk);
goto discard;
}
bh_lock_sock(sk);
if (!sock_owned_by_user(sk))
udpv6_queue_rcv_skb(sk, skb);
- else if (sk_add_backlog(sk, skb)) {
+ else if (sk_add_backlog(sk, skb, sk->sk_rcvbuf)) {
atomic_inc(&sk->sk_drops);
bh_unlock_sock(sk);
sock_put(sk);
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index 8ea65e032733..8625fba96db9 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -334,8 +334,8 @@ int __init xfrm6_init(void)
goto out_policy;
#ifdef CONFIG_SYSCTL
- sysctl_hdr = register_net_sysctl_table(&init_net, net_ipv6_ctl_path,
- xfrm6_policy_table);
+ sysctl_hdr = register_net_sysctl(&init_net, "net/ipv6",
+ xfrm6_policy_table);
#endif
out:
return ret;
diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index 4fe1db12d2a3..ee5a7065aacc 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -68,9 +68,9 @@ static DEFINE_SPINLOCK(xfrm6_tunnel_spi_lock);
static struct kmem_cache *xfrm6_tunnel_spi_kmem __read_mostly;
-static inline unsigned xfrm6_tunnel_spi_hash_byaddr(const xfrm_address_t *addr)
+static inline unsigned int xfrm6_tunnel_spi_hash_byaddr(const xfrm_address_t *addr)
{
- unsigned h;
+ unsigned int h;
h = (__force u32)(addr->a6[0] ^ addr->a6[1] ^ addr->a6[2] ^ addr->a6[3]);
h ^= h >> 16;
@@ -80,7 +80,7 @@ static inline unsigned xfrm6_tunnel_spi_hash_byaddr(const xfrm_address_t *addr)
return h;
}
-static inline unsigned xfrm6_tunnel_spi_hash_byspi(u32 spi)
+static inline unsigned int xfrm6_tunnel_spi_hash_byspi(u32 spi)
{
return spi % XFRM6_TUNNEL_SPI_BYSPI_HSIZE;
}
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-23 15:45:00 +0200