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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2008-01-21 19:42:25 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-01-21 19:42:25 -0800
commitf290fc3669d659a915e29b6bdb82d454b437cf93 (patch)
tree1c6d7122e4462f15f6db05255c7cd89badcb576f
parent240d3b54e3a8a8d469f0ff6deacf52f4b751f55a (diff)
parent5b4d383a1a562de6955cacd72e20809064ee137f (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: [ICMP]: ICMP_MIB_OUTMSGS increment duplicated [IPV6]: RFC 2011 compatibility broken [IPV6]: ICMP6_MIB_OUTMSGS increment duplicated [NET]: rtnl_link: fix use-after-free [AF_KEY]: Fix skb leak on pfkey_send_migrate() error [ATM] atm/suni.c: Fix section mismatch. [ATM] atm/idt77105.c: Fix section mismatch. [IrDA]: af_irda memory leak fixes [NEIGH]: Revert 'Fix race between neigh_parms_release and neightbl_fill_parms' [NETFILTER]: bridge-netfilter: fix net_device refcnt leaks [IPV6] ROUTE: Make sending algorithm more friendly with RFC 4861. [IPV4] FIB_HASH : Avoid unecessary loop in fn_hash_dump_zone() [NET]: Fix interrupt semaphore corruption in Intel drivers. [IPV4] fib_trie: fix duplicated route issue [IPV4] fib_hash: fix duplicated route issue [IPV6]: Mischecked tw match in __inet6_check_established. rfkill: call rfkill_led_trigger_unregister() on error
-rw-r--r--drivers/atm/idt77105.c2
-rw-r--r--drivers/atm/suni.c2
-rw-r--r--drivers/net/e1000/e1000_main.c1
-rw-r--r--drivers/net/e1000e/netdev.c1
-rw-r--r--drivers/net/ixgb/ixgb_main.c9
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c4
-rw-r--r--drivers/net/veth.c14
-rw-r--r--net/bridge/br_netfilter.c27
-rw-r--r--net/core/neighbour.c4
-rw-r--r--net/core/rtnetlink.c5
-rw-r--r--net/ipv4/fib_hash.c23
-rw-r--r--net/ipv4/fib_trie.c3
-rw-r--r--net/ipv4/icmp.c1
-rw-r--r--net/ipv6/icmp.c2
-rw-r--r--net/ipv6/inet6_hashtables.c2
-rw-r--r--net/ipv6/proc.c4
-rw-r--r--net/ipv6/route.c11
-rw-r--r--net/irda/af_irda.c30
-rw-r--r--net/key/af_key.c16
-rw-r--r--net/rfkill/rfkill.c5
20 files changed, 113 insertions, 53 deletions
diff --git a/drivers/atm/idt77105.c b/drivers/atm/idt77105.c
index 0bd657f5dd2a..84672dc57f7a 100644
--- a/drivers/atm/idt77105.c
+++ b/drivers/atm/idt77105.c
@@ -357,7 +357,7 @@ static const struct atmphy_ops idt77105_ops = {
};
-int __devinit idt77105_init(struct atm_dev *dev)
+int idt77105_init(struct atm_dev *dev)
{
dev->phy = &idt77105_ops;
return 0;
diff --git a/drivers/atm/suni.c b/drivers/atm/suni.c
index f04f39c00833..b1d063cc4fbe 100644
--- a/drivers/atm/suni.c
+++ b/drivers/atm/suni.c
@@ -289,7 +289,7 @@ static const struct atmphy_ops suni_ops = {
};
-int __devinit suni_init(struct atm_dev *dev)
+int suni_init(struct atm_dev *dev)
{
unsigned char mri;
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 0c9a6f7104d2..76c0fa690cc6 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -632,6 +632,7 @@ e1000_down(struct e1000_adapter *adapter)
#ifdef CONFIG_E1000_NAPI
napi_disable(&adapter->napi);
+ atomic_set(&adapter->irq_sem, 0);
#endif
e1000_irq_disable(adapter);
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 2ab3bfbb8a63..9cc5a6b01bc1 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -2183,6 +2183,7 @@ void e1000e_down(struct e1000_adapter *adapter)
msleep(10);
napi_disable(&adapter->napi);
+ atomic_set(&adapter->irq_sem, 0);
e1000_irq_disable(adapter);
del_timer_sync(&adapter->watchdog_timer);
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index d2fb88d5cda2..4f63839051b0 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -296,6 +296,11 @@ ixgb_down(struct ixgb_adapter *adapter, boolean_t kill_watchdog)
{
struct net_device *netdev = adapter->netdev;
+#ifdef CONFIG_IXGB_NAPI
+ napi_disable(&adapter->napi);
+ atomic_set(&adapter->irq_sem, 0);
+#endif
+
ixgb_irq_disable(adapter);
free_irq(adapter->pdev->irq, netdev);
@@ -304,9 +309,7 @@ ixgb_down(struct ixgb_adapter *adapter, boolean_t kill_watchdog)
if(kill_watchdog)
del_timer_sync(&adapter->watchdog_timer);
-#ifdef CONFIG_IXGB_NAPI
- napi_disable(&adapter->napi);
-#endif
+
adapter->link_speed = 0;
adapter->link_duplex = 0;
netif_carrier_off(netdev);
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index de3f45e4c5ae..a4265bc1cebb 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -1409,9 +1409,11 @@ void ixgbe_down(struct ixgbe_adapter *adapter)
IXGBE_WRITE_FLUSH(&adapter->hw);
msleep(10);
+ napi_disable(&adapter->napi);
+ atomic_set(&adapter->irq_sem, 0);
+
ixgbe_irq_disable(adapter);
- napi_disable(&adapter->napi);
del_timer_sync(&adapter->watchdog_timer);
netif_carrier_off(netdev);
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 43af9e9b2652..3f67a29593bc 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -459,19 +459,7 @@ static __init int veth_init(void)
static __exit void veth_exit(void)
{
- struct veth_priv *priv, *next;
-
- rtnl_lock();
- /*
- * cannot trust __rtnl_link_unregister() to unregister all
- * devices, as each ->dellink call will remove two devices
- * from the list at once.
- */
- list_for_each_entry_safe(priv, next, &veth_list, list)
- veth_dellink(priv->dev);
-
- __rtnl_link_unregister(&veth_link_ops);
- rtnl_unlock();
+ rtnl_link_unregister(&veth_link_ops);
}
module_init(veth_init);
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index 5d8b939eded1..9f78a69d6b8b 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -142,6 +142,23 @@ static inline struct nf_bridge_info *nf_bridge_alloc(struct sk_buff *skb)
return skb->nf_bridge;
}
+static inline struct nf_bridge_info *nf_bridge_unshare(struct sk_buff *skb)
+{
+ struct nf_bridge_info *nf_bridge = skb->nf_bridge;
+
+ if (atomic_read(&nf_bridge->use) > 1) {
+ struct nf_bridge_info *tmp = nf_bridge_alloc(skb);
+
+ if (tmp) {
+ memcpy(tmp, nf_bridge, sizeof(struct nf_bridge_info));
+ atomic_set(&tmp->use, 1);
+ nf_bridge_put(nf_bridge);
+ }
+ nf_bridge = tmp;
+ }
+ return nf_bridge;
+}
+
static inline void nf_bridge_push_encap_header(struct sk_buff *skb)
{
unsigned int len = nf_bridge_encap_header_len(skb);
@@ -637,6 +654,11 @@ static unsigned int br_nf_forward_ip(unsigned int hook, struct sk_buff *skb,
if (!skb->nf_bridge)
return NF_ACCEPT;
+ /* Need exclusive nf_bridge_info since we might have multiple
+ * different physoutdevs. */
+ if (!nf_bridge_unshare(skb))
+ return NF_DROP;
+
parent = bridge_parent(out);
if (!parent)
return NF_DROP;
@@ -718,6 +740,11 @@ static unsigned int br_nf_local_out(unsigned int hook, struct sk_buff *skb,
if (!skb->nf_bridge)
return NF_ACCEPT;
+ /* Need exclusive nf_bridge_info since we might have multiple
+ * different physoutdevs. */
+ if (!nf_bridge_unshare(skb))
+ return NF_DROP;
+
nf_bridge = skb->nf_bridge;
if (!(nf_bridge->mask & BRNF_BRIDGED_DNAT))
return NF_ACCEPT;
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index cc8a2f190acf..29b8ee4e35d6 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1316,6 +1316,8 @@ void neigh_parms_release(struct neigh_table *tbl, struct neigh_parms *parms)
*p = parms->next;
parms->dead = 1;
write_unlock_bh(&tbl->lock);
+ if (parms->dev)
+ dev_put(parms->dev);
call_rcu(&parms->rcu_head, neigh_rcu_free_parms);
return;
}
@@ -1326,8 +1328,6 @@ void neigh_parms_release(struct neigh_table *tbl, struct neigh_parms *parms)
void neigh_parms_destroy(struct neigh_parms *parms)
{
- if (parms->dev)
- dev_put(parms->dev);
kfree(parms);
}
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index e1ba26fb4bf2..fed95a323b28 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -308,9 +308,12 @@ void __rtnl_link_unregister(struct rtnl_link_ops *ops)
struct net *net;
for_each_net(net) {
+restart:
for_each_netdev_safe(net, dev, n) {
- if (dev->rtnl_link_ops == ops)
+ if (dev->rtnl_link_ops == ops) {
ops->dellink(dev);
+ goto restart;
+ }
}
}
list_del(&ops->list);
diff --git a/net/ipv4/fib_hash.c b/net/ipv4/fib_hash.c
index 527a6e0af5b6..0dfee27cfbcd 100644
--- a/net/ipv4/fib_hash.c
+++ b/net/ipv4/fib_hash.c
@@ -444,6 +444,9 @@ static int fn_hash_insert(struct fib_table *tb, struct fib_config *cfg)
struct fib_info *fi_drop;
u8 state;
+ if (fi->fib_treeref > 1)
+ goto out;
+
write_lock_bh(&fib_hash_lock);
fi_drop = fa->fa_info;
fa->fa_info = fi;
@@ -718,19 +721,18 @@ fn_hash_dump_zone(struct sk_buff *skb, struct netlink_callback *cb,
{
int h, s_h;
+ if (fz->fz_hash == NULL)
+ return skb->len;
s_h = cb->args[3];
- for (h=0; h < fz->fz_divisor; h++) {
- if (h < s_h) continue;
- if (h > s_h)
- memset(&cb->args[4], 0,
- sizeof(cb->args) - 4*sizeof(cb->args[0]));
- if (fz->fz_hash == NULL ||
- hlist_empty(&fz->fz_hash[h]))
+ for (h = s_h; h < fz->fz_divisor; h++) {
+ if (hlist_empty(&fz->fz_hash[h]))
continue;
- if (fn_hash_dump_bucket(skb, cb, tb, fz, &fz->fz_hash[h])<0) {
+ if (fn_hash_dump_bucket(skb, cb, tb, fz, &fz->fz_hash[h]) < 0) {
cb->args[3] = h;
return -1;
}
+ memset(&cb->args[4], 0,
+ sizeof(cb->args) - 4*sizeof(cb->args[0]));
}
cb->args[3] = h;
return skb->len;
@@ -746,14 +748,13 @@ static int fn_hash_dump(struct fib_table *tb, struct sk_buff *skb, struct netlin
read_lock(&fib_hash_lock);
for (fz = table->fn_zone_list, m=0; fz; fz = fz->fz_next, m++) {
if (m < s_m) continue;
- if (m > s_m)
- memset(&cb->args[3], 0,
- sizeof(cb->args) - 3*sizeof(cb->args[0]));
if (fn_hash_dump_zone(skb, cb, tb, fz) < 0) {
cb->args[2] = m;
read_unlock(&fib_hash_lock);
return -1;
}
+ memset(&cb->args[3], 0,
+ sizeof(cb->args) - 3*sizeof(cb->args[0]));
}
read_unlock(&fib_hash_lock);
cb->args[2] = m;
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 8d8c2915e064..1010b469d7d3 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -1214,6 +1214,9 @@ static int fn_trie_insert(struct fib_table *tb, struct fib_config *cfg)
struct fib_info *fi_drop;
u8 state;
+ if (fi->fib_treeref > 1)
+ goto out;
+
err = -ENOBUFS;
new_fa = kmem_cache_alloc(fn_alias_kmem, GFP_KERNEL);
if (new_fa == NULL)
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 233de0634298..82baea026484 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -540,7 +540,6 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
icmp_param.data.icmph.checksum = 0;
icmp_param.skb = skb_in;
icmp_param.offset = skb_network_offset(skb_in);
- icmp_out_count(icmp_param.data.icmph.type);
inet_sk(icmp_socket->sk)->tos = tos;
ipc.addr = iph->saddr;
ipc.opt = &icmp_param.replyopts;
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 9bb031fa1c2f..f1240688dc58 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -458,8 +458,6 @@ void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
}
err = icmpv6_push_pending_frames(sk, &fl, &tmp_hdr, len + sizeof(struct icmp6hdr));
- ICMP6_INC_STATS_BH(idev, ICMP6_MIB_OUTMSGS);
-
out_put:
if (likely(idev != NULL))
in6_dev_put(idev);
diff --git a/net/ipv6/inet6_hashtables.c b/net/ipv6/inet6_hashtables.c
index adc73adadfae..0765d8bd380f 100644
--- a/net/ipv6/inet6_hashtables.c
+++ b/net/ipv6/inet6_hashtables.c
@@ -193,7 +193,7 @@ static int __inet6_check_established(struct inet_timewait_death_row *death_row,
sk2->sk_family == PF_INET6 &&
ipv6_addr_equal(&tw6->tw_v6_daddr, saddr) &&
ipv6_addr_equal(&tw6->tw_v6_rcv_saddr, daddr) &&
- sk2->sk_bound_dev_if == sk->sk_bound_dev_if) {
+ (!sk2->sk_bound_dev_if || sk2->sk_bound_dev_if == dif)) {
if (twsk_unique(sk, sk2, twp))
goto unique;
else
diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
index 8631ed7fe8a9..44937616057e 100644
--- a/net/ipv6/proc.c
+++ b/net/ipv6/proc.c
@@ -88,7 +88,7 @@ static char *icmp6type2name[256] = {
[ICMPV6_PKT_TOOBIG] = "PktTooBigs",
[ICMPV6_TIME_EXCEED] = "TimeExcds",
[ICMPV6_PARAMPROB] = "ParmProblems",
- [ICMPV6_ECHO_REQUEST] = "EchoRequest",
+ [ICMPV6_ECHO_REQUEST] = "Echos",
[ICMPV6_ECHO_REPLY] = "EchoReplies",
[ICMPV6_MGM_QUERY] = "GroupMembQueries",
[ICMPV6_MGM_REPORT] = "GroupMembResponses",
@@ -98,7 +98,7 @@ static char *icmp6type2name[256] = {
[NDISC_ROUTER_SOLICITATION] = "RouterSolicits",
[NDISC_NEIGHBOUR_ADVERTISEMENT] = "NeighborAdvertisements",
[NDISC_NEIGHBOUR_SOLICITATION] = "NeighborSolicits",
- [NDISC_REDIRECT] = "NeighborRedirects",
+ [NDISC_REDIRECT] = "Redirects",
};
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 6ecb5e6fae2e..20083e0d3995 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -329,7 +329,7 @@ static inline int rt6_check_dev(struct rt6_info *rt, int oif)
static inline int rt6_check_neigh(struct rt6_info *rt)
{
struct neighbour *neigh = rt->rt6i_nexthop;
- int m = 0;
+ int m;
if (rt->rt6i_flags & RTF_NONEXTHOP ||
!(rt->rt6i_flags & RTF_GATEWAY))
m = 1;
@@ -337,10 +337,15 @@ static inline int rt6_check_neigh(struct rt6_info *rt)
read_lock_bh(&neigh->lock);
if (neigh->nud_state & NUD_VALID)
m = 2;
- else if (!(neigh->nud_state & NUD_FAILED))
+#ifdef CONFIG_IPV6_ROUTER_PREF
+ else if (neigh->nud_state & NUD_FAILED)
+ m = 0;
+#endif
+ else
m = 1;
read_unlock_bh(&neigh->lock);
- }
+ } else
+ m = 0;
return m;
}
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index d5e4dd75200b..07dfa7fdd2a0 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -802,12 +802,18 @@ static int irda_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
}
#endif /* CONFIG_IRDA_ULTRA */
+ self->ias_obj = irias_new_object(addr->sir_name, jiffies);
+ if (self->ias_obj == NULL)
+ return -ENOMEM;
+
err = irda_open_tsap(self, addr->sir_lsap_sel, addr->sir_name);
- if (err < 0)
+ if (err < 0) {
+ kfree(self->ias_obj->name);
+ kfree(self->ias_obj);
return err;
+ }
/* Register with LM-IAS */
- self->ias_obj = irias_new_object(addr->sir_name, jiffies);
irias_add_integer_attrib(self->ias_obj, "IrDA:TinyTP:LsapSel",
self->stsap_sel, IAS_KERNEL_ATTR);
irias_insert_object(self->ias_obj);
@@ -1825,7 +1831,7 @@ static int irda_setsockopt(struct socket *sock, int level, int optname,
struct irda_ias_set *ias_opt;
struct ias_object *ias_obj;
struct ias_attrib * ias_attr; /* Attribute in IAS object */
- int opt;
+ int opt, free_ias = 0;
IRDA_DEBUG(2, "%s(%p)\n", __FUNCTION__, self);
@@ -1881,11 +1887,20 @@ static int irda_setsockopt(struct socket *sock, int level, int optname,
/* Create a new object */
ias_obj = irias_new_object(ias_opt->irda_class_name,
jiffies);
+ if (ias_obj == NULL) {
+ kfree(ias_opt);
+ return -ENOMEM;
+ }
+ free_ias = 1;
}
/* Do we have the attribute already ? */
if(irias_find_attrib(ias_obj, ias_opt->irda_attrib_name)) {
kfree(ias_opt);
+ if (free_ias) {
+ kfree(ias_obj->name);
+ kfree(ias_obj);
+ }
return -EINVAL;
}
@@ -1904,6 +1919,11 @@ static int irda_setsockopt(struct socket *sock, int level, int optname,
if(ias_opt->attribute.irda_attrib_octet_seq.len >
IAS_MAX_OCTET_STRING) {
kfree(ias_opt);
+ if (free_ias) {
+ kfree(ias_obj->name);
+ kfree(ias_obj);
+ }
+
return -EINVAL;
}
/* Add an octet sequence attribute */
@@ -1932,6 +1952,10 @@ static int irda_setsockopt(struct socket *sock, int level, int optname,
break;
default :
kfree(ias_opt);
+ if (free_ias) {
+ kfree(ias_obj->name);
+ kfree(ias_obj);
+ }
return -EINVAL;
}
irias_insert_object(ias_obj);
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 26d5e63c4cc5..76dcd882f87b 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -3593,27 +3593,29 @@ static int pfkey_send_migrate(struct xfrm_selector *sel, u8 dir, u8 type,
/* old ipsecrequest */
int mode = pfkey_mode_from_xfrm(mp->mode);
if (mode < 0)
- return -EINVAL;
+ goto err;
if (set_ipsecrequest(skb, mp->proto, mode,
(mp->reqid ? IPSEC_LEVEL_UNIQUE : IPSEC_LEVEL_REQUIRE),
mp->reqid, mp->old_family,
- &mp->old_saddr, &mp->old_daddr) < 0) {
- return -EINVAL;
- }
+ &mp->old_saddr, &mp->old_daddr) < 0)
+ goto err;
/* new ipsecrequest */
if (set_ipsecrequest(skb, mp->proto, mode,
(mp->reqid ? IPSEC_LEVEL_UNIQUE : IPSEC_LEVEL_REQUIRE),
mp->reqid, mp->new_family,
- &mp->new_saddr, &mp->new_daddr) < 0) {
- return -EINVAL;
- }
+ &mp->new_saddr, &mp->new_daddr) < 0)
+ goto err;
}
/* broadcast migrate message to sockets */
pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL);
return 0;
+
+err:
+ kfree_skb(skb);
+ return -EINVAL;
}
#else
static int pfkey_send_migrate(struct xfrm_selector *sel, u8 dir, u8 type,
diff --git a/net/rfkill/rfkill.c b/net/rfkill/rfkill.c
index 4469a7be006c..d06d338812e9 100644
--- a/net/rfkill/rfkill.c
+++ b/net/rfkill/rfkill.c
@@ -392,11 +392,14 @@ int rfkill_register(struct rfkill *rfkill)
rfkill_led_trigger_register(rfkill);
error = rfkill_add_switch(rfkill);
- if (error)
+ if (error) {
+ rfkill_led_trigger_unregister(rfkill);
return error;
+ }
error = device_add(dev);
if (error) {
+ rfkill_led_trigger_unregister(rfkill);
rfkill_remove_switch(rfkill);
return error;
}