* status etc.
*/
+#define pr_fmt(fmt) "IPv6: " fmt
+
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <net/sock.h>
#include <net/snmp.h>
+#include <net/af_ieee802154.h>
#include <net/ipv6.h>
#include <net/protocol.h>
#include <net/ndisc.h>
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);
WARN_ON(idev->mc_list != NULL);
#ifdef NET_REFCNT_DEBUG
- printk(KERN_DEBUG "in6_dev_finish_destroy: %s\n", dev ? dev->name : "NIL");
+ pr_debug("%s: %s\n", __func__, dev ? dev->name : "NIL");
#endif
dev_put(dev);
if (!idev->dead) {
- pr_warning("Freeing alive inet6 device %p\n", idev);
+ pr_warn("Freeing alive inet6 device %p\n", idev);
return;
}
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;
if (snmp6_alloc_dev(ndev) < 0) {
ADBG((KERN_WARNING
- "%s(): cannot allocate memory for statistics; dev=%s.\n",
+ "%s: cannot allocate memory for statistics; dev=%s.\n",
__func__, dev->name));
neigh_parms_release(&nd_tbl, ndev->nd_parms);
dev_put(dev);
if (snmp6_register_dev(ndev) < 0) {
ADBG((KERN_WARNING
- "%s(): cannot create /proc/net/dev_snmp6/%s\n",
+ "%s: cannot create /proc/net/dev_snmp6/%s\n",
__func__, dev->name));
neigh_parms_release(&nd_tbl, ndev->nd_parms);
ndev->dead = 1;
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
if (dev->type == ARPHRD_SIT && (dev->priv_flags & IFF_ISATAP)) {
- printk(KERN_INFO
- "%s: Disabled Multicast RS\n",
- dev->name);
+ pr_info("%s: Disabled Multicast RS\n", dev->name);
ndev->cnf.rtr_solicits = 0;
}
#endif
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;
WARN_ON(!hlist_unhashed(&ifp->addr_lst));
#ifdef NET_REFCNT_DEBUG
- printk(KERN_DEBUG "inet6_ifa_finish_destroy\n");
+ pr_debug("%s\n", __func__);
#endif
in6_dev_put(ifp->idev);
pr_notice("Timer is still running, when freeing ifa=%p\n", ifp);
if (ifp->state != INET6_IFADDR_STATE_DEAD) {
- pr_warning("Freeing alive inet6 address %p\n", ifp);
+ pr_warn("Freeing alive inet6 address %p\n", ifp);
return;
}
dst_release(&ifp->rt->dst);
ip6_del_rt(rt);
rt = NULL;
} else if (!(rt->rt6i_flags & RTF_EXPIRES)) {
- rt->dst.expires = expires;
- rt->rt6i_flags |= RTF_EXPIRES;
+ rt6_set_expires(rt, expires);
}
}
dst_release(&rt->dst);
in6_dev_hold(idev);
if (idev->cnf.use_tempaddr <= 0) {
write_unlock(&idev->lock);
- printk(KERN_INFO
- "ipv6_create_tempaddr(): use_tempaddr is disabled.\n");
+ pr_info("%s: use_tempaddr is disabled\n", __func__);
in6_dev_put(idev);
ret = -1;
goto out;
idev->cnf.use_tempaddr = -1; /*XXX*/
spin_unlock_bh(&ifp->lock);
write_unlock(&idev->lock);
- printk(KERN_WARNING
- "ipv6_create_tempaddr(): regeneration time exceeded. disabled temporary address support.\n");
+ pr_warn("%s: regeneration time exceeded - disabled temporary address support\n",
+ __func__);
in6_dev_put(idev);
ret = -1;
goto out;
if (__ipv6_try_regen_rndid(idev, tmpaddr) < 0) {
spin_unlock_bh(&ifp->lock);
write_unlock(&idev->lock);
- printk(KERN_WARNING
- "ipv6_create_tempaddr(): regeneration of randomized interface id failed.\n");
+ pr_warn("%s: regeneration of randomized interface id failed\n",
+ __func__);
in6_ifa_put(ifp);
in6_dev_put(idev);
ret = -1;
if (!ift || IS_ERR(ift)) {
in6_ifa_put(ifp);
in6_dev_put(idev);
- printk(KERN_INFO
- "ipv6_create_tempaddr(): retry temporary address regeneration.\n");
+ pr_info("%s: retry temporary address regeneration\n", __func__);
tmpaddr = &addr;
write_lock(&idev->lock);
goto 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:
rcu_read_unlock();
return onlink;
}
-
EXPORT_SYMBOL(ipv6_chk_prefix);
struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net, const struct in6_addr *addr,
return;
}
- if (net_ratelimit())
- printk(KERN_INFO "%s: IPv6 duplicate address %pI6c detected!\n",
- ifp->idev->dev->name, &ifp->addr);
+ net_info_ratelimited("%s: IPv6 duplicate address %pI6c detected!\n",
+ ifp->idev->dev->name, &ifp->addr);
if (idev->cnf.accept_dad > 1 && !idev->cnf.disable_ipv6) {
struct in6_addr addr;
/* DAD failed for link-local based on MAC address */
idev->cnf.disable_ipv6 = 1;
- printk(KERN_INFO "%s: IPv6 being disabled!\n",
+ pr_info("%s: IPv6 being disabled!\n",
ifp->idev->dev->name);
}
}
return 0;
}
+static int addrconf_ifid_eui64(u8 *eui, struct net_device *dev)
+{
+ if (dev->addr_len != IEEE802154_ADDR_LEN)
+ return -1;
+ memcpy(eui, dev->dev_addr, 8);
+ return 0;
+}
+
static int addrconf_ifid_arcnet(u8 *eui, struct net_device *dev)
{
/* XXX: inherit EUI-64 from other interface -- yoshfuji */
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;
}
switch (dev->type) {
case ARPHRD_ETHER:
case ARPHRD_FDDI:
- case ARPHRD_IEEE802_TR:
return addrconf_ifid_eui48(eui, dev);
case ARPHRD_ARCNET:
return addrconf_ifid_arcnet(eui, dev);
return addrconf_ifid_sit(eui, dev);
case ARPHRD_IPGRE:
return addrconf_ifid_gre(eui, dev);
+ case ARPHRD_IEEE802154:
+ return addrconf_ifid_eui64(eui, dev);
}
return -1;
}
idev->cnf.regen_max_retry * idev->cnf.dad_transmits * idev->nd_parms->retrans_time -
idev->cnf.max_desync_factor * HZ;
if (time_before(expires, jiffies)) {
- printk(KERN_WARNING
- "ipv6_regen_rndid(): too short regeneration interval; timer disabled for %s.\n",
- idev->dev->name);
+ pr_warn("%s: too short regeneration interval; timer disabled for %s\n",
+ __func__, idev->dev->name);
goto 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)
prefered_lft = ntohl(pinfo->prefered);
if (prefered_lft > valid_lft) {
- if (net_ratelimit())
- printk(KERN_WARNING "addrconf: prefix option has invalid lifetime\n");
+ net_warn_ratelimited("addrconf: prefix option has invalid lifetime\n");
return;
}
in6_dev = in6_dev_get(dev);
if (in6_dev == NULL) {
- if (net_ratelimit())
- printk(KERN_DEBUG "addrconf: device %s not configured\n", dev->name);
+ net_dbg_ratelimited("addrconf: device %s not configured\n",
+ dev->name);
return;
}
rt = NULL;
} else if (addrconf_finite_timeout(rt_expires)) {
/* not infinity */
- rt->dst.expires = jiffies + rt_expires;
- rt->rt6i_flags |= RTF_EXPIRES;
+ rt6_set_expires(rt, jiffies + rt_expires);
} else {
- rt->rt6i_flags &= ~RTF_EXPIRES;
- rt->dst.expires = 0;
+ rt6_clean_expires(rt);
}
} else if (valid_lft) {
clock_t expires = 0;
/* 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;
}
goto ok;
}
- if (net_ratelimit())
- printk(KERN_DEBUG "IPv6 addrconf: prefix with wrong length %d\n",
- pinfo->prefix_len);
+ net_dbg_ratelimited("IPv6 addrconf: prefix with wrong length %d\n",
+ pinfo->prefix_len);
in6_dev_put(in6_dev);
return;
update_lft = create = 1;
ifp->cstamp = jiffies;
- addrconf_dad_start(ifp, RTF_ADDRCONF|RTF_PREFIX_RT);
+ addrconf_dad_start(ifp);
}
if (ifp) {
* 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;
}
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;
ASSERT_RTNL();
if ((idev = ipv6_find_idev(dev)) == NULL) {
- printk(KERN_DEBUG "init loopback: add_dev failed\n");
+ pr_debug("%s: add_dev failed\n", __func__);
return;
}
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
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);
}
}
static void addrconf_dev_config(struct net_device *dev)
{
struct in6_addr addr;
- struct inet6_dev * idev;
+ struct inet6_dev *idev;
ASSERT_RTNL();
if ((dev->type != ARPHRD_ETHER) &&
(dev->type != ARPHRD_FDDI) &&
- (dev->type != ARPHRD_IEEE802_TR) &&
(dev->type != ARPHRD_ARCNET) &&
- (dev->type != ARPHRD_INFINIBAND)) {
+ (dev->type != ARPHRD_INFINIBAND) &&
+ (dev->type != ARPHRD_IEEE802154)) {
/* Alas, we support only Ethernet autoconfiguration. */
return;
}
*/
if ((idev = ipv6_find_idev(dev)) == NULL) {
- printk(KERN_DEBUG "init sit: add_dev failed\n");
+ pr_debug("%s: add_dev failed\n", __func__);
return;
}
struct inet6_dev *idev;
struct in6_addr addr;
- pr_info("ipv6: addrconf_gre_config(%s)\n", dev->name);
+ pr_info("%s(%s)\n", __func__, dev->name);
ASSERT_RTNL();
if ((idev = ipv6_find_idev(dev)) == NULL) {
- printk(KERN_DEBUG "init gre: add_dev failed\n");
+ pr_debug("%s: add_dev failed\n", __func__);
return;
}
if (!ipv6_inherit_linklocal(idev, link_dev))
return;
}
- printk(KERN_DEBUG "init ip6-ip6: add_linklocal failed\n");
+ pr_debug("init ip6-ip6: add_linklocal failed\n");
}
/*
idev = addrconf_add_dev(dev);
if (IS_ERR(idev)) {
- printk(KERN_DEBUG "init ip6-ip6: add_dev failed\n");
+ pr_debug("init ip6-ip6: add_dev failed\n");
return;
}
ip6_tnl_add_linklocal(idev);
}
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);
if (event == NETDEV_UP) {
if (!addrconf_qdisc_ok(dev)) {
/* device is not ready yet. */
- printk(KERN_INFO
- "ADDRCONF(NETDEV_UP): %s: "
- "link is not ready\n",
+ pr_info("ADDRCONF(NETDEV_UP): %s: link is not ready\n",
dev->name);
break;
}
idev->if_flags |= IF_READY;
}
- printk(KERN_INFO
- "ADDRCONF(NETDEV_CHANGE): %s: "
- "link becomes ready\n",
- dev->name);
+ pr_info("ADDRCONF(NETDEV_CHANGE): %s: link becomes ready\n",
+ dev->name);
run_pending = 1;
}
* Note: we do not support deprecated "all on-link"
* assumption any longer.
*/
- printk(KERN_DEBUG "%s: no IPv6 routers present\n",
- idev->dev->name);
+ pr_debug("%s: no IPv6 routers present\n", idev->dev->name);
}
out:
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;
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);
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;
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;
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:
{
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 = {
{
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)
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:
t = p->sysctl;
p->sysctl = NULL;
unregister_net_sysctl_table(t->sysctl_header);
- kfree(t->dev_name);
kfree(t);
}
err = ipv6_addr_label_init();
if (err < 0) {
- printk(KERN_CRIT "IPv6 Addrconf:"
- " cannot initialize default policy table: %d.\n", err);
+ pr_crit("%s: cannot initialize default policy table: %d\n",
+ __func__, err);
goto out;
}
projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blobdiff