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

Forráskód böngészése 
Mostly simple overlapping changes.

For example, David Ahern's adjacency list revamp in 'net-next'
conflicted with an adjacency list traversal bug fix in 'net'.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2016-10-30 12:42:58 -04:00
szülő 357f4aae85 2a26d99b25
commit 27058af401
1707 fájl változott, egészen pontosan 35401 új sor hozzáadva és 13865 régi sor törölve
Download Patch File Download Diff File Expand all files Collapse all files

2
net/8021q/vlan.c
Fájl megtekintése

@@ -663,7 +663,7 @@ static struct sk_buff **vlan_gro_receive(struct sk_buff **head,
skb_gro_pull(skb, sizeof(*vhdr));
skb_gro_postpull_rcsum(skb, vhdr, sizeof(*vhdr));
pp = ptype->callbacks.gro_receive(head, skb);
pp = call_gro_receive(ptype->callbacks.gro_receive, head, skb);
out_unlock:
rcu_read_unlock();

1
net/batman-adv/hard-interface.c
Fájl megtekintése

@@ -652,7 +652,6 @@ void batadv_hardif_disable_interface(struct batadv_hard_iface *hard_iface,
batadv_softif_destroy_sysfs(hard_iface->soft_iface);
}
hard_iface->soft_iface = NULL;
batadv_hardif_put(hard_iface);
out:

2
net/batman-adv/log.h
Fájl megtekintése

@@ -63,7 +63,7 @@ enum batadv_dbg_level {
BATADV_DBG_NC = BIT(5),
BATADV_DBG_MCAST = BIT(6),
BATADV_DBG_TP_METER = BIT(7),
BATADV_DBG_ALL = 127,
BATADV_DBG_ALL = 255,
};
#ifdef CONFIG_BATMAN_ADV_DEBUG

2
net/batman-adv/originator.c
Fájl megtekintése

@@ -544,7 +544,7 @@ batadv_hardif_neigh_create(struct batadv_hard_iface *hard_iface,
if (bat_priv->algo_ops->neigh.hardif_init)
bat_priv->algo_ops->neigh.hardif_init(hardif_neigh);
hlist_add_head(&hardif_neigh->list, &hard_iface->neigh_list);
hlist_add_head_rcu(&hardif_neigh->list, &hard_iface->neigh_list);
out:
spin_unlock_bh(&hard_iface->neigh_list_lock);

51
net/bluetooth/hci_request.c
Fájl megtekintése

@@ -969,41 +969,38 @@ void __hci_req_enable_advertising(struct hci_request *req)
hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable);
}
static u8 append_local_name(struct hci_dev *hdev, u8 *ptr, u8 ad_len)
u8 append_local_name(struct hci_dev *hdev, u8 *ptr, u8 ad_len)
{
size_t complete_len;
size_t short_len;
int max_len;
size_t complete_len;
max_len = HCI_MAX_AD_LENGTH - ad_len - 2;
/* no space left for name (+ NULL + type + len) */
if ((HCI_MAX_AD_LENGTH - ad_len) < HCI_MAX_SHORT_NAME_LENGTH + 3)
return ad_len;
/* use complete name if present and fits */
complete_len = strlen(hdev->dev_name);
short_len = strlen(hdev->short_name);
/* no space left for name */
if (max_len < 1)
return ad_len;
/* no name set */
if (!complete_len)
return ad_len;
/* complete name fits and is eq to max short name len or smaller */
if (complete_len <= max_len &&
complete_len <= HCI_MAX_SHORT_NAME_LENGTH) {
if (complete_len && complete_len <= HCI_MAX_SHORT_NAME_LENGTH)
return eir_append_data(ptr, ad_len, EIR_NAME_COMPLETE,
hdev->dev_name, complete_len);
}
hdev->dev_name, complete_len + 1);
/* short name set and fits */
if (short_len && short_len <= max_len) {
/* use short name if present */
short_len = strlen(hdev->short_name);
if (short_len)
return eir_append_data(ptr, ad_len, EIR_NAME_SHORT,
hdev->short_name, short_len);
}
hdev->short_name, short_len + 1);
/* no short name set so shorten complete name */
if (!short_len) {
return eir_append_data(ptr, ad_len, EIR_NAME_SHORT,
hdev->dev_name, max_len);
/* use shortened full name if present, we already know that name
* is longer then HCI_MAX_SHORT_NAME_LENGTH
*/
if (complete_len) {
u8 name[HCI_MAX_SHORT_NAME_LENGTH + 1];
memcpy(name, hdev->dev_name, HCI_MAX_SHORT_NAME_LENGTH);
name[HCI_MAX_SHORT_NAME_LENGTH] = '\0';
return eir_append_data(ptr, ad_len, EIR_NAME_SHORT, name,
sizeof(name));
}
return ad_len;

2
net/bluetooth/hci_request.h
Fájl megtekintése

@@ -106,6 +106,8 @@ static inline void hci_update_background_scan(struct hci_dev *hdev)
void hci_request_setup(struct hci_dev *hdev);
void hci_request_cancel_all(struct hci_dev *hdev);
u8 append_local_name(struct hci_dev *hdev, u8 *ptr, u8 ad_len);
static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type,
u8 *data, u8 data_len)
{

26
net/bluetooth/mgmt.c
Fájl megtekintése

@@ -6017,7 +6017,15 @@ static int read_adv_features(struct sock *sk, struct hci_dev *hdev,
return err;
}
static u8 tlv_data_max_len(u32 adv_flags, bool is_adv_data)
static u8 calculate_name_len(struct hci_dev *hdev)
{
u8 buf[HCI_MAX_SHORT_NAME_LENGTH + 3];
return append_local_name(hdev, buf, 0);
}
static u8 tlv_data_max_len(struct hci_dev *hdev, u32 adv_flags,
bool is_adv_data)
{
u8 max_len = HCI_MAX_AD_LENGTH;
@@ -6030,9 +6038,8 @@ static u8 tlv_data_max_len(u32 adv_flags, bool is_adv_data)
if (adv_flags & MGMT_ADV_FLAG_TX_POWER)
max_len -= 3;
} else {
/* at least 1 byte of name should fit in */
if (adv_flags & MGMT_ADV_FLAG_LOCAL_NAME)
max_len -= 3;
max_len -= calculate_name_len(hdev);
if (adv_flags & (MGMT_ADV_FLAG_APPEARANCE))
max_len -= 4;
@@ -6063,12 +6070,13 @@ static bool appearance_managed(u32 adv_flags)
return adv_flags & MGMT_ADV_FLAG_APPEARANCE;
}
static bool tlv_data_is_valid(u32 adv_flags, u8 *data, u8 len, bool is_adv_data)
static bool tlv_data_is_valid(struct hci_dev *hdev, u32 adv_flags, u8 *data,
u8 len, bool is_adv_data)
{
int i, cur_len;
u8 max_len;
max_len = tlv_data_max_len(adv_flags, is_adv_data);
max_len = tlv_data_max_len(hdev, adv_flags, is_adv_data);
if (len > max_len)
return false;
@@ -6215,8 +6223,8 @@ static int add_advertising(struct sock *sk, struct hci_dev *hdev,
goto unlock;
}
if (!tlv_data_is_valid(flags, cp->data, cp->adv_data_len, true) ||
!tlv_data_is_valid(flags, cp->data + cp->adv_data_len,
if (!tlv_data_is_valid(hdev, flags, cp->data, cp->adv_data_len, true) ||
!tlv_data_is_valid(hdev, flags, cp->data + cp->adv_data_len,
cp->scan_rsp_len, false)) {
err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
MGMT_STATUS_INVALID_PARAMS);
@@ -6429,8 +6437,8 @@ static int get_adv_size_info(struct sock *sk, struct hci_dev *hdev,
rp.instance = cp->instance;
rp.flags = cp->flags;
rp.max_adv_data_len = tlv_data_max_len(flags, true);
rp.max_scan_rsp_len = tlv_data_max_len(flags, false);
rp.max_adv_data_len = tlv_data_max_len(hdev, flags, true);
rp.max_scan_rsp_len = tlv_data_max_len(hdev, flags, false);
err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO,
MGMT_STATUS_SUCCESS, &rp, sizeof(rp));

23
net/bridge/br_multicast.c
Fájl megtekintése

@@ -972,13 +972,12 @@ static void br_multicast_enable(struct bridge_mcast_own_query *query)
mod_timer(&query->timer, jiffies);
}
void br_multicast_enable_port(struct net_bridge_port *port)
static void __br_multicast_enable_port(struct net_bridge_port *port)
{
struct net_bridge *br = port->br;
spin_lock(&br->multicast_lock);
if (br->multicast_disabled || !netif_running(br->dev))
goto out;
return;
br_multicast_enable(&port->ip4_own_query);
#if IS_ENABLED(CONFIG_IPV6)
@@ -987,8 +986,14 @@ void br_multicast_enable_port(struct net_bridge_port *port)
if (port->multicast_router == MDB_RTR_TYPE_PERM &&
hlist_unhashed(&port->rlist))
br_multicast_add_router(br, port);
}
out:
void br_multicast_enable_port(struct net_bridge_port *port)
{
struct net_bridge *br = port->br;
spin_lock(&br->multicast_lock);
__br_multicast_enable_port(port);
spin_unlock(&br->multicast_lock);
}
@@ -1994,8 +1999,9 @@ static void br_multicast_start_querier(struct net_bridge *br,
int br_multicast_toggle(struct net_bridge *br, unsigned long val)
{
int err = 0;
struct net_bridge_mdb_htable *mdb;
struct net_bridge_port *port;
int err = 0;
spin_lock_bh(&br->multicast_lock);
if (br->multicast_disabled == !val)
@@ -2023,10 +2029,9 @@ rollback:
goto rollback;
}
br_multicast_start_querier(br, &br->ip4_own_query);
#if IS_ENABLED(CONFIG_IPV6)
br_multicast_start_querier(br, &br->ip6_own_query);
#endif
br_multicast_open(br);
list_for_each_entry(port, &br->port_list, list)
__br_multicast_enable_port(port);
unlock:
spin_unlock_bh(&br->multicast_lock);

2
net/ceph/pagevec.c
Fájl megtekintése

@@ -26,7 +26,7 @@ struct page **ceph_get_direct_page_vector(const void __user *data,
while (got < num_pages) {
rc = get_user_pages_unlocked(
(unsigned long)data + ((unsigned long)got * PAGE_SIZE),
num_pages - got, write_page, 0, pages + got);
num_pages - got, pages + got, write_page ? FOLL_WRITE : 0);
if (rc < 0)
break;
BUG_ON(rc == 0);

6
net/core/dev.c
Fájl megtekintése

@@ -2899,6 +2899,7 @@ struct sk_buff *validate_xmit_skb_list(struct sk_buff *skb, struct net_device *d
}
return head;
}
EXPORT_SYMBOL_GPL(validate_xmit_skb_list);
static void qdisc_pkt_len_init(struct sk_buff *skb)
{
@@ -3709,7 +3710,7 @@ int netif_rx_ni(struct sk_buff *skb)
}
EXPORT_SYMBOL(netif_rx_ni);
static void net_tx_action(struct softirq_action *h)
static __latent_entropy void net_tx_action(struct softirq_action *h)
{
struct softnet_data *sd = this_cpu_ptr(&softnet_data);
@@ -4375,6 +4376,7 @@ static enum gro_result dev_gro_receive(struct napi_struct *napi, struct sk_buff
NAPI_GRO_CB(skb)->flush = 0;
NAPI_GRO_CB(skb)->free = 0;
NAPI_GRO_CB(skb)->encap_mark = 0;
NAPI_GRO_CB(skb)->recursion_counter = 0;
NAPI_GRO_CB(skb)->is_fou = 0;
NAPI_GRO_CB(skb)->is_atomic = 1;
NAPI_GRO_CB(skb)->gro_remcsum_start = 0;
@@ -5062,7 +5064,7 @@ out_unlock:
return work;
}
static void net_rx_action(struct softirq_action *h)
static __latent_entropy void net_rx_action(struct softirq_action *h)
{
struct softnet_data *sd = this_cpu_ptr(&softnet_data);
unsigned long time_limit = jiffies + 2;

12
net/core/flow_dissector.c
Fájl megtekintése

@@ -246,15 +246,13 @@ ipv6:
case htons(ETH_P_8021AD):
case htons(ETH_P_8021Q): {
const struct vlan_hdr *vlan;
struct vlan_hdr _vlan;
bool vlan_tag_present = skb && skb_vlan_tag_present(skb);
if (skb_vlan_tag_present(skb))
if (vlan_tag_present)
proto = skb->protocol;
if (!skb_vlan_tag_present(skb) ||
proto == cpu_to_be16(ETH_P_8021Q) ||
proto == cpu_to_be16(ETH_P_8021AD)) {
struct vlan_hdr _vlan;
if (!vlan_tag_present || eth_type_vlan(skb->protocol)) {
vlan = __skb_header_pointer(skb, nhoff, sizeof(_vlan),
data, hlen, &_vlan);
if (!vlan)
@@ -272,7 +270,7 @@ ipv6:
FLOW_DISSECTOR_KEY_VLAN,
target_container);
if (skb_vlan_tag_present(skb)) {
if (vlan_tag_present) {
key_vlan->vlan_id = skb_vlan_tag_get_id(skb);
key_vlan->vlan_priority =
(skb_vlan_tag_get_prio(skb) >> VLAN_PRIO_SHIFT);

35
net/core/net_namespace.c
Fájl megtekintése

@@ -215,13 +215,14 @@ static void rtnl_net_notifyid(struct net *net, int cmd, int id);
*/
int peernet2id_alloc(struct net *net, struct net *peer)
{
unsigned long flags;
bool alloc;
int id;
spin_lock_bh(&net->nsid_lock);
spin_lock_irqsave(&net->nsid_lock, flags);
alloc = atomic_read(&peer->count) == 0 ? false : true;
id = __peernet2id_alloc(net, peer, &alloc);
spin_unlock_bh(&net->nsid_lock);
spin_unlock_irqrestore(&net->nsid_lock, flags);
if (alloc && id >= 0)
rtnl_net_notifyid(net, RTM_NEWNSID, id);
return id;
@@ -230,11 +231,12 @@ int peernet2id_alloc(struct net *net, struct net *peer)
/* This function returns, if assigned, the id of a peer netns. */
int peernet2id(struct net *net, struct net *peer)
{
unsigned long flags;
int id;
spin_lock_bh(&net->nsid_lock);
spin_lock_irqsave(&net->nsid_lock, flags);
id = __peernet2id(net, peer);
spin_unlock_bh(&net->nsid_lock);
spin_unlock_irqrestore(&net->nsid_lock, flags);
return id;
}
EXPORT_SYMBOL(peernet2id);
@@ -249,17 +251,18 @@ bool peernet_has_id(struct net *net, struct net *peer)
struct net *get_net_ns_by_id(struct net *net, int id)
{
unsigned long flags;
struct net *peer;
if (id < 0)
return NULL;
rcu_read_lock();
spin_lock_bh(&net->nsid_lock);
spin_lock_irqsave(&net->nsid_lock, flags);
peer = idr_find(&net->netns_ids, id);
if (peer)
get_net(peer);
spin_unlock_bh(&net->nsid_lock);
spin_unlock_irqrestore(&net->nsid_lock, flags);
rcu_read_unlock();
return peer;
@@ -429,17 +432,17 @@ static void cleanup_net(struct work_struct *work)
for_each_net(tmp) {
int id;
spin_lock_bh(&tmp->nsid_lock);
spin_lock_irq(&tmp->nsid_lock);
id = __peernet2id(tmp, net);
if (id >= 0)
idr_remove(&tmp->netns_ids, id);
spin_unlock_bh(&tmp->nsid_lock);
spin_unlock_irq(&tmp->nsid_lock);
if (id >= 0)
rtnl_net_notifyid(tmp, RTM_DELNSID, id);
}
spin_lock_bh(&net->nsid_lock);
spin_lock_irq(&net->nsid_lock);
idr_destroy(&net->netns_ids);
spin_unlock_bh(&net->nsid_lock);
spin_unlock_irq(&net->nsid_lock);
}
rtnl_unlock();
@@ -568,6 +571,7 @@ static int rtnl_net_newid(struct sk_buff *skb, struct nlmsghdr *nlh)
{
struct net *net = sock_net(skb->sk);
struct nlattr *tb[NETNSA_MAX + 1];
unsigned long flags;
struct net *peer;
int nsid, err;
@@ -588,15 +592,15 @@ static int rtnl_net_newid(struct sk_buff *skb, struct nlmsghdr *nlh)
if (IS_ERR(peer))
return PTR_ERR(peer);
spin_lock_bh(&net->nsid_lock);
spin_lock_irqsave(&net->nsid_lock, flags);
if (__peernet2id(net, peer) >= 0) {
spin_unlock_bh(&net->nsid_lock);
spin_unlock_irqrestore(&net->nsid_lock, flags);
err = -EEXIST;
goto out;
}
err = alloc_netid(net, peer, nsid);
spin_unlock_bh(&net->nsid_lock);
spin_unlock_irqrestore(&net->nsid_lock, flags);
if (err >= 0) {
rtnl_net_notifyid(net, RTM_NEWNSID, err);
err = 0;
@@ -718,10 +722,11 @@ static int rtnl_net_dumpid(struct sk_buff *skb, struct netlink_callback *cb)
.idx = 0,
.s_idx = cb->args[0],
};
unsigned long flags;
spin_lock_bh(&net->nsid_lock);
spin_lock_irqsave(&net->nsid_lock, flags);
idr_for_each(&net->netns_ids, rtnl_net_dumpid_one, &net_cb);
spin_unlock_bh(&net->nsid_lock);
spin_unlock_irqrestore(&net->nsid_lock, flags);
cb->args[0] = net_cb.idx;
return skb->len;

17
net/core/pktgen.c
Fájl megtekintése

@@ -216,8 +216,8 @@
#define M_QUEUE_XMIT 2 /* Inject packet into qdisc */
/* If lock -- protects updating of if_list */
#define if_lock(t) spin_lock(&(t->if_lock));
#define if_unlock(t) spin_unlock(&(t->if_lock));
#define if_lock(t) mutex_lock(&(t->if_lock));
#define if_unlock(t) mutex_unlock(&(t->if_lock));
/* Used to help with determining the pkts on receive */
#define PKTGEN_MAGIC 0xbe9be955
@@ -423,7 +423,7 @@ struct pktgen_net {
};
struct pktgen_thread {
spinlock_t if_lock; /* for list of devices */
struct mutex if_lock; /* for list of devices */
struct list_head if_list; /* All device here */
struct list_head th_list;
struct task_struct *tsk;
@@ -2010,11 +2010,13 @@ static void pktgen_change_name(const struct pktgen_net *pn, struct net_device *d
{
struct pktgen_thread *t;
mutex_lock(&pktgen_thread_lock);
list_for_each_entry(t, &pn->pktgen_threads, th_list) {
struct pktgen_dev *pkt_dev;
rcu_read_lock();
list_for_each_entry_rcu(pkt_dev, &t->if_list, list) {
if_lock(t);
list_for_each_entry(pkt_dev, &t->if_list, list) {
if (pkt_dev->odev != dev)
continue;
@@ -2029,8 +2031,9 @@ static void pktgen_change_name(const struct pktgen_net *pn, struct net_device *d
dev->name);
break;
}
rcu_read_unlock();
if_unlock(t);
}
mutex_unlock(&pktgen_thread_lock);
}
static int pktgen_device_event(struct notifier_block *unused,
@@ -3762,7 +3765,7 @@ static int __net_init pktgen_create_thread(int cpu, struct pktgen_net *pn)
return -ENOMEM;
}
spin_lock_init(&t->if_lock);
mutex_init(&t->if_lock);
t->cpu = cpu;
INIT_LIST_HEAD(&t->if_list);

1
net/core/sock_reuseport.c
Fájl megtekintése

@@ -129,7 +129,6 @@ int reuseport_add_sock(struct sock *sk, struct sock *sk2)
return 0;
}
EXPORT_SYMBOL(reuseport_add_sock);
static void reuseport_free_rcu(struct rcu_head *head)
{

2
net/ethernet/eth.c
Fájl megtekintése

@@ -440,7 +440,7 @@ struct sk_buff **eth_gro_receive(struct sk_buff **head,
skb_gro_pull(skb, sizeof(*eh));
skb_gro_postpull_rcsum(skb, eh, sizeof(*eh));
pp = ptype->callbacks.gro_receive(head, skb);
pp = call_gro_receive(ptype->callbacks.gro_receive, head, skb);
out_unlock:
rcu_read_unlock();

4
net/hsr/hsr_forward.c
Fájl megtekintése

@@ -300,10 +300,6 @@ static void hsr_forward_do(struct hsr_frame_info *frame)
static void check_local_dest(struct hsr_priv *hsr, struct sk_buff *skb,
struct hsr_frame_info *frame)
{
struct net_device *master_dev;
master_dev = hsr_port_get_hsr(hsr, HSR_PT_MASTER)->dev;
if (hsr_addr_is_self(hsr, eth_hdr(skb)->h_dest)) {
frame->is_local_exclusive = true;
skb->pkt_type = PACKET_HOST;

2
net/ipv4/af_inet.c
Fájl megtekintése

@@ -1391,7 +1391,7 @@ struct sk_buff **inet_gro_receive(struct sk_buff **head, struct sk_buff *skb)
skb_gro_pull(skb, sizeof(*iph));
skb_set_transport_header(skb, skb_gro_offset(skb));
pp = ops->callbacks.gro_receive(head, skb);
pp = call_gro_receive(ops->callbacks.gro_receive, head, skb);
out_unlock:
rcu_read_unlock();

4
net/ipv4/fou.c
Fájl megtekintése

@@ -249,7 +249,7 @@ static struct sk_buff **fou_gro_receive(struct sock *sk,
if (!ops || !ops->callbacks.gro_receive)
goto out_unlock;
pp = ops->callbacks.gro_receive(head, skb);
pp = call_gro_receive(ops->callbacks.gro_receive, head, skb);
out_unlock:
rcu_read_unlock();
@@ -441,7 +441,7 @@ next_proto:
if (WARN_ON_ONCE(!ops || !ops->callbacks.gro_receive))
goto out_unlock;
pp = ops->callbacks.gro_receive(head, skb);
pp = call_gro_receive(ops->callbacks.gro_receive, head, skb);
flush = 0;
out_unlock:

2
net/ipv4/gre_offload.c
Fájl megtekintése

@@ -229,7 +229,7 @@ static struct sk_buff **gre_gro_receive(struct sk_buff **head,
/* Adjusted NAPI_GRO_CB(skb)->csum after skb_gro_pull()*/
skb_gro_postpull_rcsum(skb, greh, grehlen);
pp = ptype->callbacks.gro_receive(head, skb);
pp = call_gro_receive(ptype->callbacks.gro_receive, head, skb);
flush = 0;
out_unlock:

8
net/ipv4/inet_hashtables.c
Fájl megtekintése

@@ -25,6 +25,7 @@
#include <net/inet_hashtables.h>
#include <net/secure_seq.h>
#include <net/ip.h>
#include <net/tcp.h>
#include <net/sock_reuseport.h>
static u32 inet_ehashfn(const struct net *net, const __be32 laddr,
@@ -172,7 +173,7 @@ EXPORT_SYMBOL_GPL(__inet_inherit_port);
static inline int compute_score(struct sock *sk, struct net *net,
const unsigned short hnum, const __be32 daddr,
const int dif)
const int dif, bool exact_dif)
{
int score = -1;
struct inet_sock *inet = inet_sk(sk);
@@ -186,7 +187,7 @@ static inline int compute_score(struct sock *sk, struct net *net,
return -1;
score += 4;
}
if (sk->sk_bound_dev_if) {
if (sk->sk_bound_dev_if || exact_dif) {
if (sk->sk_bound_dev_if != dif)
return -1;
score += 4;
@@ -215,11 +216,12 @@ struct sock *__inet_lookup_listener(struct net *net,
unsigned int hash = inet_lhashfn(net, hnum);
struct inet_listen_hashbucket *ilb = &hashinfo->listening_hash[hash];
int score, hiscore = 0, matches = 0, reuseport = 0;
bool exact_dif = inet_exact_dif_match(net, skb);
struct sock *sk, *result = NULL;
u32 phash = 0;
sk_for_each_rcu(sk, &ilb->head) {
score = compute_score(sk, net, hnum, daddr, dif);
score = compute_score(sk, net, hnum, daddr, dif, exact_dif);
if (score > hiscore) {
reuseport = sk->sk_reuseport;
if (reuseport) {

3
net/ipv4/ip_output.c
Fájl megtekintése

@@ -538,7 +538,6 @@ int ip_do_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
{
struct iphdr *iph;
int ptr;
struct net_device *dev;
struct sk_buff *skb2;
unsigned int mtu, hlen, left, len, ll_rs;
int offset;
@@ -546,8 +545,6 @@ int ip_do_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
struct rtable *rt = skb_rtable(skb);
int err = 0;
dev = rt->dst.dev;
/* for offloaded checksums cleanup checksum before fragmentation */
if (skb->ip_summed == CHECKSUM_PARTIAL &&
(err = skb_checksum_help(skb)))

11
net/ipv4/ip_sockglue.c
Fájl megtekintése

@@ -98,7 +98,7 @@ static void ip_cmsg_recv_retopts(struct msghdr *msg, struct sk_buff *skb)
}
static void ip_cmsg_recv_checksum(struct msghdr *msg, struct sk_buff *skb,
int offset)
int tlen, int offset)
{
__wsum csum = skb->csum;
@@ -106,8 +106,9 @@ static void ip_cmsg_recv_checksum(struct msghdr *msg, struct sk_buff *skb,
return;
if (offset != 0)
csum = csum_sub(csum, csum_partial(skb_transport_header(skb),
offset, 0));
csum = csum_sub(csum,
csum_partial(skb_transport_header(skb) + tlen,
offset, 0));
put_cmsg(msg, SOL_IP, IP_CHECKSUM, sizeof(__wsum), &csum);
}
@@ -153,7 +154,7 @@ static void ip_cmsg_recv_dstaddr(struct msghdr *msg, struct sk_buff *skb)
}
void ip_cmsg_recv_offset(struct msghdr *msg, struct sk_buff *skb,
int offset)
int tlen, int offset)
{
struct inet_sock *inet = inet_sk(skb->sk);
unsigned int flags = inet->cmsg_flags;
@@ -216,7 +217,7 @@ void ip_cmsg_recv_offset(struct msghdr *msg, struct sk_buff *skb,
}
if (flags & IP_CMSG_CHECKSUM)
ip_cmsg_recv_checksum(msg, skb, offset);
ip_cmsg_recv_checksum(msg, skb, tlen, offset);
}
EXPORT_SYMBOL(ip_cmsg_recv_offset);

2
net/ipv4/ping.c
Fájl megtekintése

@@ -994,7 +994,7 @@ struct proto ping_prot = {
.init = ping_init_sock,
.close = ping_close,
.connect = ip4_datagram_connect,
.disconnect = udp_disconnect,
.disconnect = __udp_disconnect,
.setsockopt = ip_setsockopt,
.getsockopt = ip_getsockopt,
.sendmsg = ping_v4_sendmsg,

2
net/ipv4/raw.c
Fájl megtekintése

@@ -934,7 +934,7 @@ struct proto raw_prot = {
.close = raw_close,
.destroy = raw_destroy,
.connect = ip4_datagram_connect,
.disconnect = udp_disconnect,
.disconnect = __udp_disconnect,
.ioctl = raw_ioctl,
.init = raw_init,
.setsockopt = raw_setsockopt,

8
net/ipv4/sysctl_net_ipv4.c
Fájl megtekintése

@@ -96,11 +96,11 @@ static void inet_get_ping_group_range_table(struct ctl_table *table, kgid_t *low
container_of(table->data, struct net, ipv4.ping_group_range.range);
unsigned int seq;
do {
seq = read_seqbegin(&net->ipv4.ip_local_ports.lock);
seq = read_seqbegin(&net->ipv4.ping_group_range.lock);
*low = data[0];
*high = data[1];
} while (read_seqretry(&net->ipv4.ip_local_ports.lock, seq));
} while (read_seqretry(&net->ipv4.ping_group_range.lock, seq));
}
/* Update system visible IP port range */
@@ -109,10 +109,10 @@ static void set_ping_group_range(struct ctl_table *table, kgid_t low, kgid_t hig
kgid_t *data = table->data;
struct net *net =
container_of(table->data, struct net, ipv4.ping_group_range.range);
write_seqlock(&net->ipv4.ip_local_ports.lock);
write_seqlock(&net->ipv4.ping_group_range.lock);
data[0] = low;
data[1] = high;
write_sequnlock(&net->ipv4.ip_local_ports.lock);
write_sequnlock(&net->ipv4.ping_group_range.lock);
}
/* Validate changes from /proc interface. */

3
net/ipv4/tcp_ipv4.c
Fájl megtekintése

@@ -86,7 +86,6 @@
int sysctl_tcp_tw_reuse __read_mostly;
int sysctl_tcp_low_latency __read_mostly;
EXPORT_SYMBOL(sysctl_tcp_low_latency);
#ifdef CONFIG_TCP_MD5SIG
static int tcp_v4_md5_hash_hdr(char *md5_hash, const struct tcp_md5sig_key *key,
@@ -1887,7 +1886,6 @@ static void *listening_get_next(struct seq_file *seq, void *cur)
struct tcp_iter_state *st = seq->private;
struct net *net = seq_file_net(seq);
struct inet_listen_hashbucket *ilb;
struct inet_connection_sock *icsk;
struct sock *sk = cur;
if (!sk) {
@@ -1909,7 +1907,6 @@ get_sk:
continue;
if (sk->sk_family == st->family)
return sk;
icsk = inet_csk(sk);
}
spin_unlock(&ilb->lock);
st->offset = 0;

15
net/ipv4/udp.c
Fájl megtekintése

@@ -1420,7 +1420,7 @@ try_again:
*addr_len = sizeof(*sin);
}
if (inet->cmsg_flags)
ip_cmsg_recv_offset(msg, skb, sizeof(struct udphdr) + off);
ip_cmsg_recv_offset(msg, skb, sizeof(struct udphdr), off);
err = copied;
if (flags & MSG_TRUNC)
@@ -1442,7 +1442,7 @@ csum_copy_err:
goto try_again;
}
int udp_disconnect(struct sock *sk, int flags)
int __udp_disconnect(struct sock *sk, int flags)
{
struct inet_sock *inet = inet_sk(sk);
/*
@@ -1464,6 +1464,15 @@ int udp_disconnect(struct sock *sk, int flags)
sk_dst_reset(sk);
return 0;
}
EXPORT_SYMBOL(__udp_disconnect);
int udp_disconnect(struct sock *sk, int flags)
{
lock_sock(sk);
__udp_disconnect(sk, flags);
release_sock(sk);
return 0;
}
EXPORT_SYMBOL(udp_disconnect);
void udp_lib_unhash(struct sock *sk)
@@ -2272,7 +2281,7 @@ int udp_abort(struct sock *sk, int err)
sk->sk_err = err;
sk->sk_error_report(sk);
udp_disconnect(sk, 0);
__udp_disconnect(sk, 0);
release_sock(sk);

2
net/ipv4/udp_offload.c
Fájl megtekintése

@@ -295,7 +295,7 @@ unflush:
skb_gro_pull(skb, sizeof(struct udphdr)); /* pull encapsulating udp header */
skb_gro_postpull_rcsum(skb, uh, sizeof(struct udphdr));
pp = udp_sk(sk)->gro_receive(sk, head, skb);
pp = call_gro_receive_sk(udp_sk(sk)->gro_receive, sk, head, skb);
out_unlock:
rcu_read_unlock();

107
net/ipv6/addrconf.c
Fájl megtekintése

@@ -147,9 +147,8 @@ static inline void addrconf_sysctl_unregister(struct inet6_dev *idev)
}
#endif
static void __ipv6_regen_rndid(struct inet6_dev *idev);
static void __ipv6_try_regen_rndid(struct inet6_dev *idev, struct in6_addr *tmpaddr);
static void ipv6_regen_rndid(unsigned long data);
static void ipv6_regen_rndid(struct inet6_dev *idev);
static void ipv6_try_regen_rndid(struct inet6_dev *idev, struct in6_addr *tmpaddr);
static int ipv6_generate_eui64(u8 *eui, struct net_device *dev);
static int ipv6_count_addresses(struct inet6_dev *idev);
@@ -409,9 +408,7 @@ static struct inet6_dev *ipv6_add_dev(struct net_device *dev)
goto err_release;
}
/* One reference from device. We must do this before
* we invoke __ipv6_regen_rndid().
*/
/* One reference from device. */
in6_dev_hold(ndev);
if (dev->flags & (IFF_NOARP | IFF_LOOPBACK))
@@ -425,17 +422,15 @@ static struct inet6_dev *ipv6_add_dev(struct net_device *dev)
#endif
INIT_LIST_HEAD(&ndev->tempaddr_list);
setup_timer(&ndev->regen_timer, ipv6_regen_rndid, (unsigned long)ndev);
ndev->desync_factor = U32_MAX;
if ((dev->flags&IFF_LOOPBACK) ||
dev->type == ARPHRD_TUNNEL ||
dev->type == ARPHRD_TUNNEL6 ||
dev->type == ARPHRD_SIT ||
dev->type == ARPHRD_NONE) {
ndev->cnf.use_tempaddr = -1;
} else {
in6_dev_hold(ndev);
ipv6_regen_rndid((unsigned long) ndev);
}
} else
ipv6_regen_rndid(ndev);
ndev->token = in6addr_any;
@@ -447,7 +442,6 @@ static struct inet6_dev *ipv6_add_dev(struct net_device *dev)
err = addrconf_sysctl_register(ndev);
if (err) {
ipv6_mc_destroy_dev(ndev);
del_timer(&ndev->regen_timer);
snmp6_unregister_dev(ndev);
goto err_release;
}
@@ -1190,6 +1184,8 @@ static int ipv6_create_tempaddr(struct inet6_ifaddr *ifp, struct inet6_ifaddr *i
int ret = 0;
u32 addr_flags;
unsigned long now = jiffies;
long max_desync_factor;
s32 cnf_temp_preferred_lft;
write_lock_bh(&idev->lock);
if (ift) {
@@ -1222,23 +1218,42 @@ retry:
}
in6_ifa_hold(ifp);
memcpy(addr.s6_addr, ifp->addr.s6_addr, 8);
__ipv6_try_regen_rndid(idev, tmpaddr);
ipv6_try_regen_rndid(idev, tmpaddr);
memcpy(&addr.s6_addr[8], idev->rndid, 8);
age = (now - ifp->tstamp) / HZ;
tmp_valid_lft = min_t(__u32,
ifp->valid_lft,
idev->cnf.temp_valid_lft + age);
tmp_prefered_lft = min_t(__u32,
ifp->prefered_lft,
idev->cnf.temp_prefered_lft + age -
idev->cnf.max_desync_factor);
tmp_plen = ifp->prefix_len;
tmp_tstamp = ifp->tstamp;
spin_unlock_bh(&ifp->lock);
regen_advance = idev->cnf.regen_max_retry *
idev->cnf.dad_transmits *
NEIGH_VAR(idev->nd_parms, RETRANS_TIME) / HZ;
/* recalculate max_desync_factor each time and update
* idev->desync_factor if it's larger
*/
cnf_temp_preferred_lft = READ_ONCE(idev->cnf.temp_prefered_lft);
max_desync_factor = min_t(__u32,
idev->cnf.max_desync_factor,
cnf_temp_preferred_lft - regen_advance);
if (unlikely(idev->desync_factor > max_desync_factor)) {
if (max_desync_factor > 0) {
get_random_bytes(&idev->desync_factor,
sizeof(idev->desync_factor));
idev->desync_factor %= max_desync_factor;
} else {
idev->desync_factor = 0;
}
}
tmp_valid_lft = min_t(__u32,
ifp->valid_lft,
idev->cnf.temp_valid_lft + age);
tmp_prefered_lft = cnf_temp_preferred_lft + age -
idev->desync_factor;
tmp_prefered_lft = min_t(__u32, ifp->prefered_lft, tmp_prefered_lft);
tmp_plen = ifp->prefix_len;
tmp_tstamp = ifp->tstamp;
spin_unlock_bh(&ifp->lock);
write_unlock_bh(&idev->lock);
/* A temporary address is created only if this calculated Preferred
@@ -2150,7 +2165,7 @@ static int ipv6_inherit_eui64(u8 *eui, struct inet6_dev *idev)
}
/* (re)generation of randomized interface identifier (RFC 3041 3.2, 3.5) */
static void __ipv6_regen_rndid(struct inet6_dev *idev)
static void ipv6_regen_rndid(struct inet6_dev *idev)
{
regen:
get_random_bytes(idev->rndid, sizeof(idev->rndid));
@@ -2179,43 +2194,10 @@ regen:
}
}
static void ipv6_regen_rndid(unsigned long data)
{
struct inet6_dev *idev = (struct inet6_dev *) data;
unsigned long expires;
rcu_read_lock_bh();
write_lock_bh(&idev->lock);
if (idev->dead)
goto out;
__ipv6_regen_rndid(idev);
expires = jiffies +
idev->cnf.temp_prefered_lft * HZ -
idev->cnf.regen_max_retry * idev->cnf.dad_transmits *
NEIGH_VAR(idev->nd_parms, RETRANS_TIME) -
idev->cnf.max_desync_factor * HZ;
if (time_before(expires, jiffies)) {
pr_warn("%s: too short regeneration interval; timer disabled for %s\n",
__func__, idev->dev->name);
goto out;
}
if (!mod_timer(&idev->regen_timer, expires))
in6_dev_hold(idev);
out:
write_unlock_bh(&idev->lock);
rcu_read_unlock_bh();
in6_dev_put(idev);
}
static void __ipv6_try_regen_rndid(struct inet6_dev *idev, struct in6_addr *tmpaddr)
static void ipv6_try_regen_rndid(struct inet6_dev *idev, struct in6_addr *tmpaddr)
{
if (tmpaddr && memcmp(idev->rndid, &tmpaddr->s6_addr[8], 8) == 0)
__ipv6_regen_rndid(idev);
ipv6_regen_rndid(idev);
}
/*
@@ -2356,7 +2338,7 @@ static void manage_tempaddrs(struct inet6_dev *idev,
max_valid = 0;
max_prefered = idev->cnf.temp_prefered_lft -
idev->cnf.max_desync_factor - age;
idev->desync_factor - age;
if (max_prefered < 0)
max_prefered = 0;
@@ -3018,7 +3000,7 @@ static void init_loopback(struct net_device *dev)
* lo device down, release this obsolete dst and
* reallocate a new router for ifa.
*/
if (sp_ifa->rt->dst.obsolete > 0) {
if (!atomic_read(&sp_ifa->rt->rt6i_ref)) {
ip6_rt_put(sp_ifa->rt);
sp_ifa->rt = NULL;
} else {
@@ -3594,9 +3576,6 @@ restart:
if (!how)
idev->if_flags &= ~(IF_RS_SENT|IF_RA_RCVD|IF_READY);
if (how && del_timer(&idev->regen_timer))
in6_dev_put(idev);
/* Step 3: clear tempaddr list */
while (!list_empty(&idev->tempaddr_list)) {
ifa = list_first_entry(&idev->tempaddr_list,

13
net/ipv6/inet6_hashtables.c
Fájl megtekintése

@@ -96,7 +96,7 @@ EXPORT_SYMBOL(__inet6_lookup_established);
static inline int compute_score(struct sock *sk, struct net *net,
const unsigned short hnum,
const struct in6_addr *daddr,
const int dif)
const int dif, bool exact_dif)
{
int score = -1;
@@ -109,7 +109,7 @@ static inline int compute_score(struct sock *sk, struct net *net,
return -1;
score++;
}
if (sk->sk_bound_dev_if) {
if (sk->sk_bound_dev_if || exact_dif) {
if (sk->sk_bound_dev_if != dif)
return -1;
score++;
@@ -131,11 +131,12 @@ struct sock *inet6_lookup_listener(struct net *net,
unsigned int hash = inet_lhashfn(net, hnum);
struct inet_listen_hashbucket *ilb = &hashinfo->listening_hash[hash];
int score, hiscore = 0, matches = 0, reuseport = 0;
bool exact_dif = inet6_exact_dif_match(net, skb);
struct sock *sk, *result = NULL;
u32 phash = 0;
sk_for_each(sk, &ilb->head) {
score = compute_score(sk, net, hnum, daddr, dif);
score = compute_score(sk, net, hnum, daddr, dif, exact_dif);
if (score > hiscore) {
reuseport = sk->sk_reuseport;
if (reuseport) {
@@ -263,13 +264,15 @@ EXPORT_SYMBOL_GPL(inet6_hash_connect);
int inet6_hash(struct sock *sk)
{
int err = 0;
if (sk->sk_state != TCP_CLOSE) {
local_bh_disable();
__inet_hash(sk, NULL, ipv6_rcv_saddr_equal);
err = __inet_hash(sk, NULL, ipv6_rcv_saddr_equal);
local_bh_enable();
}
return 0;
return err;
}
EXPORT_SYMBOL_GPL(inet6_hash);

2
net/ipv6/ip6_offload.c
Fájl megtekintése

@@ -246,7 +246,7 @@ static struct sk_buff **ipv6_gro_receive(struct sk_buff **head,
skb_gro_postpull_rcsum(skb, iph, nlen);
pp = ops->callbacks.gro_receive(head, skb);
pp = call_gro_receive(ops->callbacks.gro_receive, head, skb);
out_unlock:
rcu_read_unlock();

3
net/ipv6/ip6_tunnel.c
Fájl megtekintése

@@ -157,6 +157,7 @@ ip6_tnl_lookup(struct net *net, const struct in6_addr *remote, const struct in6_
hash = HASH(&any, local);
for_each_ip6_tunnel_rcu(ip6n->tnls_r_l[hash]) {
if (ipv6_addr_equal(local, &t->parms.laddr) &&
ipv6_addr_any(&t->parms.raddr) &&
(t->dev->flags & IFF_UP))
return t;
}
@@ -164,6 +165,7 @@ ip6_tnl_lookup(struct net *net, const struct in6_addr *remote, const struct in6_
hash = HASH(remote, &any);
for_each_ip6_tunnel_rcu(ip6n->tnls_r_l[hash]) {
if (ipv6_addr_equal(remote, &t->parms.raddr) &&
ipv6_addr_any(&t->parms.laddr) &&
(t->dev->flags & IFF_UP))
return t;
}
@@ -1170,6 +1172,7 @@ route_lookup:
if (err)
return err;
skb->protocol = htons(ETH_P_IPV6);
skb_push(skb, sizeof(struct ipv6hdr));
skb_reset_network_header(skb);
ipv6h = ipv6_hdr(skb);

3
net/ipv6/ipv6_sockglue.c
Fájl megtekintése

@@ -120,6 +120,7 @@ struct ipv6_txoptions *ipv6_update_options(struct sock *sk,
static bool setsockopt_needs_rtnl(int optname)
{
switch (optname) {
case IPV6_ADDRFORM:
case IPV6_ADD_MEMBERSHIP:
case IPV6_DROP_MEMBERSHIP:
case IPV6_JOIN_ANYCAST:
@@ -198,7 +199,7 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
}
fl6_free_socklist(sk);
ipv6_sock_mc_close(sk);
__ipv6_sock_mc_close(sk);
/*
* Sock is moving from IPv6 to IPv4 (sk_prot), so

17
net/ipv6/mcast.c
Fájl megtekintése

@@ -276,16 +276,14 @@ static struct inet6_dev *ip6_mc_find_dev_rcu(struct net *net,
return idev;
}
void ipv6_sock_mc_close(struct sock *sk)
void __ipv6_sock_mc_close(struct sock *sk)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct ipv6_mc_socklist *mc_lst;
struct net *net = sock_net(sk);
if (!rcu_access_pointer(np->ipv6_mc_list))
return;
ASSERT_RTNL();
rtnl_lock();
while ((mc_lst = rtnl_dereference(np->ipv6_mc_list)) != NULL) {
struct net_device *dev;
@@ -303,8 +301,17 @@ void ipv6_sock_mc_close(struct sock *sk)
atomic_sub(sizeof(*mc_lst), &sk->sk_omem_alloc);
kfree_rcu(mc_lst, rcu);
}
}
void ipv6_sock_mc_close(struct sock *sk)
{
struct ipv6_pinfo *np = inet6_sk(sk);
if (!rcu_access_pointer(np->ipv6_mc_list))
return;
rtnl_lock();
__ipv6_sock_mc_close(sk);
rtnl_unlock();
}

2
net/ipv6/ping.c
Fájl megtekintése

@@ -180,7 +180,7 @@ struct proto pingv6_prot = {
.init = ping_init_sock,
.close = ping_close,
.connect = ip6_datagram_connect_v6_only,
.disconnect = udp_disconnect,
.disconnect = __udp_disconnect,
.setsockopt = ipv6_setsockopt,
.getsockopt = ipv6_getsockopt,
.sendmsg = ping_v6_sendmsg,

2
net/ipv6/raw.c
Fájl megtekintése

@@ -1243,7 +1243,7 @@ struct proto rawv6_prot = {
.close = rawv6_close,
.destroy = raw6_destroy,
.connect = ip6_datagram_connect_v6_only,
.disconnect = udp_disconnect,
.disconnect = __udp_disconnect,
.ioctl = rawv6_ioctl,
.init = rawv6_init_sk,
.setsockopt = rawv6_setsockopt,

3
net/ipv6/reassembly.c
Fájl megtekintése

@@ -456,7 +456,8 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev,
skb_network_header(head)[nhoff] = skb_transport_header(head)[0];
memmove(head->head + sizeof(struct frag_hdr), head->head,
(head->data - head->head) - sizeof(struct frag_hdr));
head->mac_header += sizeof(struct frag_hdr);
if (skb_mac_header_was_set(head))
head->mac_header += sizeof(struct frag_hdr);
head->network_header += sizeof(struct frag_hdr);
skb_reset_transport_header(head);

74
net/ipv6/route.c
Fájl megtekintése

@@ -102,11 +102,13 @@ static int rt6_score_route(struct rt6_info *rt, int oif, int strict);
#ifdef CONFIG_IPV6_ROUTE_INFO
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,
const struct in6_addr *gwaddr,
struct net_device *dev,
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);
const struct in6_addr *gwaddr,
struct net_device *dev);
#endif
struct uncached_list {
@@ -656,7 +658,8 @@ static struct rt6_info *find_match(struct rt6_info *rt, int oif, int strict,
struct net_device *dev = rt->dst.dev;
if (dev && !netif_carrier_ok(dev) &&
idev->cnf.ignore_routes_with_linkdown)
idev->cnf.ignore_routes_with_linkdown &&
!(strict & RT6_LOOKUP_F_IGNORE_LINKSTATE))
goto out;
if (rt6_check_expired(rt))
@@ -803,7 +806,7 @@ int rt6_route_rcv(struct net_device *dev, u8 *opt, int len,
rt = rt6_get_dflt_router(gwaddr, dev);
else
rt = rt6_get_route_info(net, prefix, rinfo->prefix_len,
gwaddr, dev->ifindex);
gwaddr, dev);
if (rt && !lifetime) {
ip6_del_rt(rt);
@@ -811,8 +814,8 @@ int rt6_route_rcv(struct net_device *dev, u8 *opt, int len,
}
if (!rt && lifetime)
rt = rt6_add_route_info(net, prefix, rinfo->prefix_len, gwaddr, dev->ifindex,
pref);
rt = rt6_add_route_info(net, prefix, rinfo->prefix_len, gwaddr,
dev, pref);
else if (rt)
rt->rt6i_flags = RTF_ROUTEINFO |
(rt->rt6i_flags & ~RTF_PREF_MASK) | RTF_PREF(pref);
@@ -1050,6 +1053,7 @@ struct rt6_info *ip6_pol_route(struct net *net, struct fib6_table *table,
int strict = 0;
strict |= flags & RT6_LOOKUP_F_IFACE;
strict |= flags & RT6_LOOKUP_F_IGNORE_LINKSTATE;
if (net->ipv6.devconf_all->forwarding == 0)
strict |= RT6_LOOKUP_F_REACHABLE;
@@ -1789,7 +1793,7 @@ static struct rt6_info *ip6_nh_lookup_table(struct net *net,
};
struct fib6_table *table;
struct rt6_info *rt;
int flags = RT6_LOOKUP_F_IFACE;
int flags = RT6_LOOKUP_F_IFACE | RT6_LOOKUP_F_IGNORE_LINKSTATE;
table = fib6_get_table(net, cfg->fc_table);
if (!table)
@@ -2325,13 +2329,16 @@ static void ip6_rt_copy_init(struct rt6_info *rt, struct rt6_info *ort)
#ifdef CONFIG_IPV6_ROUTE_INFO
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)
const struct in6_addr *gwaddr,
struct net_device *dev)
{
u32 tb_id = l3mdev_fib_table(dev) ? : RT6_TABLE_INFO;
int ifindex = dev->ifindex;
struct fib6_node *fn;
struct rt6_info *rt = NULL;
struct fib6_table *table;
table = fib6_get_table(net, RT6_TABLE_INFO);
table = fib6_get_table(net, tb_id);
if (!table)
return NULL;
@@ -2357,12 +2364,13 @@ 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,
const struct in6_addr *gwaddr,
struct net_device *dev,
unsigned int pref)
{
struct fib6_config cfg = {
.fc_metric = IP6_RT_PRIO_USER,
.fc_ifindex = ifindex,
.fc_ifindex = dev->ifindex,
.fc_dst_len = prefixlen,
.fc_flags = RTF_GATEWAY | RTF_ADDRCONF | RTF_ROUTEINFO |
RTF_UP | RTF_PREF(pref),
@@ -2371,7 +2379,7 @@ static struct rt6_info *rt6_add_route_info(struct net *net,
.fc_nlinfo.nl_net = net,
};
cfg.fc_table = l3mdev_fib_table_by_index(net, ifindex) ? : RT6_TABLE_INFO;
cfg.fc_table = l3mdev_fib_table(dev) ? : RT6_TABLE_INFO,
cfg.fc_dst = *prefix;
cfg.fc_gateway = *gwaddr;
@@ -2381,16 +2389,17 @@ static struct rt6_info *rt6_add_route_info(struct net *net,
ip6_route_add(&cfg);
return rt6_get_route_info(net, prefix, prefixlen, gwaddr, ifindex);
return rt6_get_route_info(net, prefix, prefixlen, gwaddr, dev);
}
#endif
struct rt6_info *rt6_get_dflt_router(const struct in6_addr *addr, struct net_device *dev)
{
u32 tb_id = l3mdev_fib_table(dev) ? : RT6_TABLE_DFLT;
struct rt6_info *rt;
struct fib6_table *table;
table = fib6_get_table(dev_net(dev), RT6_TABLE_DFLT);
table = fib6_get_table(dev_net(dev), tb_id);
if (!table)
return NULL;
@@ -2424,20 +2433,20 @@ struct rt6_info *rt6_add_dflt_router(const struct in6_addr *gwaddr,
cfg.fc_gateway = *gwaddr;
ip6_route_add(&cfg);
if (!ip6_route_add(&cfg)) {
struct fib6_table *table;
table = fib6_get_table(dev_net(dev), cfg.fc_table);
if (table)
table->flags |= RT6_TABLE_HAS_DFLT_ROUTER;
}
return rt6_get_dflt_router(gwaddr, dev);
}
void rt6_purge_dflt_routers(struct net *net)
static void __rt6_purge_dflt_routers(struct fib6_table *table)
{
struct rt6_info *rt;
struct fib6_table *table;
/* NOTE: Keep consistent with rt6_get_dflt_router */
table = fib6_get_table(net, RT6_TABLE_DFLT);
if (!table)
return;
restart:
read_lock_bh(&table->tb6_lock);
@@ -2451,6 +2460,27 @@ restart:
}
}
read_unlock_bh(&table->tb6_lock);
table->flags &= ~RT6_TABLE_HAS_DFLT_ROUTER;
}
void rt6_purge_dflt_routers(struct net *net)
{
struct fib6_table *table;
struct hlist_head *head;
unsigned int h;
rcu_read_lock();
for (h = 0; h < FIB6_TABLE_HASHSZ; h++) {
head = &net->ipv6.fib_table_hash[h];
hlist_for_each_entry_rcu(table, head, tb6_hlist) {
if (table->flags & RT6_TABLE_HAS_DFLT_ROUTER)
__rt6_purge_dflt_routers(table);
}
}
rcu_read_unlock();
}
static void rtmsg_to_fib6_config(struct net *net,

3
net/ipv6/udp.c
Fájl megtekintése

@@ -425,7 +425,8 @@ try_again:
if (is_udp4) {
if (inet->cmsg_flags)
ip_cmsg_recv(msg, skb);
ip_cmsg_recv_offset(msg, skb,
sizeof(struct udphdr), off);
} else {
if (np->rxopt.all)
ip6_datagram_recv_specific_ctl(sk, msg, skb);

2
net/l2tp/l2tp_ip.c
Fájl megtekintése

@@ -338,7 +338,7 @@ static int l2tp_ip_disconnect(struct sock *sk, int flags)
if (sock_flag(sk, SOCK_ZAPPED))
return 0;
return udp_disconnect(sk, flags);
return __udp_disconnect(sk, flags);
}
static int l2tp_ip_getname(struct socket *sock, struct sockaddr *uaddr,

2
net/l2tp/l2tp_ip6.c
Fájl megtekintése

@@ -410,7 +410,7 @@ static int l2tp_ip6_disconnect(struct sock *sk, int flags)
if (sock_flag(sk, SOCK_ZAPPED))
return 0;
return udp_disconnect(sk, flags);
return __udp_disconnect(sk, flags);
}
static int l2tp_ip6_getname(struct socket *sock, struct sockaddr *uaddr,

46
net/mac80211/aes_ccm.c
Fájl megtekintése

@@ -18,21 +18,24 @@
#include "key.h"
#include "aes_ccm.h"
void ieee80211_aes_ccm_encrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic,
size_t mic_len)
int ieee80211_aes_ccm_encrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic,
size_t mic_len)
{
struct scatterlist sg[3];
struct aead_request *aead_req;
int reqsize = sizeof(*aead_req) + crypto_aead_reqsize(tfm);
u8 *__aad;
char aead_req_data[sizeof(struct aead_request) +
crypto_aead_reqsize(tfm)]
__aligned(__alignof__(struct aead_request));
struct aead_request *aead_req = (void *) aead_req_data;
aead_req = kzalloc(reqsize + CCM_AAD_LEN, GFP_ATOMIC);
if (!aead_req)
return -ENOMEM;
memset(aead_req, 0, sizeof(aead_req_data));
__aad = (u8 *)aead_req + reqsize;
memcpy(__aad, aad, CCM_AAD_LEN);
sg_init_table(sg, 3);
sg_set_buf(&sg[0], &aad[2], be16_to_cpup((__be16 *)aad));
sg_set_buf(&sg[0], &__aad[2], be16_to_cpup((__be16 *)__aad));
sg_set_buf(&sg[1], data, data_len);
sg_set_buf(&sg[2], mic, mic_len);
@@ -41,6 +44,9 @@ void ieee80211_aes_ccm_encrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
aead_request_set_ad(aead_req, sg[0].length);
crypto_aead_encrypt(aead_req);
kzfree(aead_req);
return 0;
}
int ieee80211_aes_ccm_decrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
@@ -48,18 +54,23 @@ int ieee80211_aes_ccm_decrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
size_t mic_len)
{
struct scatterlist sg[3];
char aead_req_data[sizeof(struct aead_request) +
crypto_aead_reqsize(tfm)]
__aligned(__alignof__(struct aead_request));
struct aead_request *aead_req = (void *) aead_req_data;
struct aead_request *aead_req;
int reqsize = sizeof(*aead_req) + crypto_aead_reqsize(tfm);
u8 *__aad;
int err;
if (data_len == 0)
return -EINVAL;
memset(aead_req, 0, sizeof(aead_req_data));
aead_req = kzalloc(reqsize + CCM_AAD_LEN, GFP_ATOMIC);
if (!aead_req)
return -ENOMEM;
__aad = (u8 *)aead_req + reqsize;
memcpy(__aad, aad, CCM_AAD_LEN);
sg_init_table(sg, 3);
sg_set_buf(&sg[0], &aad[2], be16_to_cpup((__be16 *)aad));
sg_set_buf(&sg[0], &__aad[2], be16_to_cpup((__be16 *)__aad));
sg_set_buf(&sg[1], data, data_len);
sg_set_buf(&sg[2], mic, mic_len);
@@ -67,7 +78,10 @@ int ieee80211_aes_ccm_decrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
aead_request_set_crypt(aead_req, sg, sg, data_len + mic_len, b_0);
aead_request_set_ad(aead_req, sg[0].length);
return crypto_aead_decrypt(aead_req);
err = crypto_aead_decrypt(aead_req);
kzfree(aead_req);
return err;
}
struct crypto_aead *ieee80211_aes_key_setup_encrypt(const u8 key[],

8
net/mac80211/aes_ccm.h
Fájl megtekintése

@@ -12,12 +12,14 @@
#include <linux/crypto.h>
#define CCM_AAD_LEN 32
struct crypto_aead *ieee80211_aes_key_setup_encrypt(const u8 key[],
size_t key_len,
size_t mic_len);
void ieee80211_aes_ccm_encrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic,
size_t mic_len);
int ieee80211_aes_ccm_encrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic,
size_t mic_len);
int ieee80211_aes_ccm_decrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic,
size_t mic_len);

43
net/mac80211/aes_gcm.c
Fájl megtekintése

@@ -15,20 +15,23 @@
#include "key.h"
#include "aes_gcm.h"
void ieee80211_aes_gcm_encrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic)
int ieee80211_aes_gcm_encrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic)
{
struct scatterlist sg[3];
struct aead_request *aead_req;
int reqsize = sizeof(*aead_req) + crypto_aead_reqsize(tfm);
u8 *__aad;
char aead_req_data[sizeof(struct aead_request) +
crypto_aead_reqsize(tfm)]
__aligned(__alignof__(struct aead_request));
struct aead_request *aead_req = (void *)aead_req_data;
aead_req = kzalloc(reqsize + GCM_AAD_LEN, GFP_ATOMIC);
if (!aead_req)
return -ENOMEM;
memset(aead_req, 0, sizeof(aead_req_data));
__aad = (u8 *)aead_req + reqsize;
memcpy(__aad, aad, GCM_AAD_LEN);
sg_init_table(sg, 3);
sg_set_buf(&sg[0], &aad[2], be16_to_cpup((__be16 *)aad));
sg_set_buf(&sg[0], &__aad[2], be16_to_cpup((__be16 *)__aad));
sg_set_buf(&sg[1], data, data_len);
sg_set_buf(&sg[2], mic, IEEE80211_GCMP_MIC_LEN);
@@ -37,24 +40,31 @@ void ieee80211_aes_gcm_encrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
aead_request_set_ad(aead_req, sg[0].length);
crypto_aead_encrypt(aead_req);
kzfree(aead_req);
return 0;
}
int ieee80211_aes_gcm_decrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic)
{
struct scatterlist sg[3];
char aead_req_data[sizeof(struct aead_request) +
crypto_aead_reqsize(tfm)]
__aligned(__alignof__(struct aead_request));
struct aead_request *aead_req = (void *)aead_req_data;
struct aead_request *aead_req;
int reqsize = sizeof(*aead_req) + crypto_aead_reqsize(tfm);
u8 *__aad;
int err;
if (data_len == 0)
return -EINVAL;
memset(aead_req, 0, sizeof(aead_req_data));
aead_req = kzalloc(reqsize + GCM_AAD_LEN, GFP_ATOMIC);
if (!aead_req)
return -ENOMEM;
__aad = (u8 *)aead_req + reqsize;
memcpy(__aad, aad, GCM_AAD_LEN);
sg_init_table(sg, 3);
sg_set_buf(&sg[0], &aad[2], be16_to_cpup((__be16 *)aad));
sg_set_buf(&sg[0], &__aad[2], be16_to_cpup((__be16 *)__aad));
sg_set_buf(&sg[1], data, data_len);
sg_set_buf(&sg[2], mic, IEEE80211_GCMP_MIC_LEN);
@@ -63,7 +73,10 @@ int ieee80211_aes_gcm_decrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
data_len + IEEE80211_GCMP_MIC_LEN, j_0);
aead_request_set_ad(aead_req, sg[0].length);
return crypto_aead_decrypt(aead_req);
err = crypto_aead_decrypt(aead_req);
kzfree(aead_req);
return err;
}
struct crypto_aead *ieee80211_aes_gcm_key_setup_encrypt(const u8 key[],

6
net/mac80211/aes_gcm.h
Fájl megtekintése

@@ -11,8 +11,10 @@
#include <linux/crypto.h>
void ieee80211_aes_gcm_encrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic);
#define GCM_AAD_LEN 32
int ieee80211_aes_gcm_encrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic);
int ieee80211_aes_gcm_decrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
u8 *data, size_t data_len, u8 *mic);
struct crypto_aead *ieee80211_aes_gcm_key_setup_encrypt(const u8 key[],

26
net/mac80211/aes_gmac.c
Fájl megtekintése

@@ -17,28 +17,27 @@
#include "key.h"
#include "aes_gmac.h"
#define GMAC_MIC_LEN 16
#define GMAC_NONCE_LEN 12
#define AAD_LEN 20
int ieee80211_aes_gmac(struct crypto_aead *tfm, const u8 *aad, u8 *nonce,
const u8 *data, size_t data_len, u8 *mic)
{
struct scatterlist sg[4];
char aead_req_data[sizeof(struct aead_request) +
crypto_aead_reqsize(tfm)]
__aligned(__alignof__(struct aead_request));
struct aead_request *aead_req = (void *)aead_req_data;
u8 zero[GMAC_MIC_LEN], iv[AES_BLOCK_SIZE];
u8 *zero, *__aad, iv[AES_BLOCK_SIZE];
struct aead_request *aead_req;
int reqsize = sizeof(*aead_req) + crypto_aead_reqsize(tfm);
if (data_len < GMAC_MIC_LEN)
return -EINVAL;
memset(aead_req, 0, sizeof(aead_req_data));
aead_req = kzalloc(reqsize + GMAC_MIC_LEN + GMAC_AAD_LEN, GFP_ATOMIC);
if (!aead_req)
return -ENOMEM;
zero = (u8 *)aead_req + reqsize;
__aad = zero + GMAC_MIC_LEN;
memcpy(__aad, aad, GMAC_AAD_LEN);
memset(zero, 0, GMAC_MIC_LEN);
sg_init_table(sg, 4);
sg_set_buf(&sg[0], aad, AAD_LEN);
sg_set_buf(&sg[0], __aad, GMAC_AAD_LEN);
sg_set_buf(&sg[1], data, data_len - GMAC_MIC_LEN);
sg_set_buf(&sg[2], zero, GMAC_MIC_LEN);
sg_set_buf(&sg[3], mic, GMAC_MIC_LEN);
@@ -49,9 +48,10 @@ int ieee80211_aes_gmac(struct crypto_aead *tfm, const u8 *aad, u8 *nonce,
aead_request_set_tfm(aead_req, tfm);
aead_request_set_crypt(aead_req, sg, sg, 0, iv);
aead_request_set_ad(aead_req, AAD_LEN + data_len);
aead_request_set_ad(aead_req, GMAC_AAD_LEN + data_len);
crypto_aead_encrypt(aead_req);
kzfree(aead_req);
return 0;
}

4
net/mac80211/aes_gmac.h
Fájl megtekintése

@@ -11,6 +11,10 @@
#include <linux/crypto.h>
#define GMAC_AAD_LEN 20
#define GMAC_MIC_LEN 16
#define GMAC_NONCE_LEN 12
struct crypto_aead *ieee80211_aes_gmac_key_setup(const u8 key[],
size_t key_len);
int ieee80211_aes_gmac(struct crypto_aead *tfm, const u8 *aad, u8 *nonce,

2
net/mac80211/offchannel.c
Fájl megtekintése

@@ -820,7 +820,7 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
mgmt->u.action.category == WLAN_CATEGORY_SPECTRUM_MGMT)
break;
rcu_read_lock();
sta = sta_info_get(sdata, mgmt->da);
sta = sta_info_get_bss(sdata, mgmt->da);
rcu_read_unlock();
if (!sta)
return -ENOLINK;

51
net/mac80211/rx.c
Fájl megtekintése

@@ -2301,6 +2301,8 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
__le16 fc = hdr->frame_control;
struct sk_buff_head frame_list;
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb);
struct ethhdr ethhdr;
const u8 *check_da = ethhdr.h_dest, *check_sa = ethhdr.h_source;
if (unlikely(!ieee80211_is_data(fc)))
return RX_CONTINUE;
@@ -2311,24 +2313,53 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
if (!(status->rx_flags & IEEE80211_RX_AMSDU))
return RX_CONTINUE;
if (ieee80211_has_a4(hdr->frame_control) &&
rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
!rx->sdata->u.vlan.sta)
return RX_DROP_UNUSABLE;
if (unlikely(ieee80211_has_a4(hdr->frame_control))) {
switch (rx->sdata->vif.type) {
case NL80211_IFTYPE_AP_VLAN:
if (!rx->sdata->u.vlan.sta)
return RX_DROP_UNUSABLE;
break;
case NL80211_IFTYPE_STATION:
if (!rx->sdata->u.mgd.use_4addr)
return RX_DROP_UNUSABLE;
break;
default:
return RX_DROP_UNUSABLE;
}
check_da = NULL;
check_sa = NULL;
} else switch (rx->sdata->vif.type) {
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_AP_VLAN:
check_da = NULL;
break;
case NL80211_IFTYPE_STATION:
if (!rx->sta ||
!test_sta_flag(rx->sta, WLAN_STA_TDLS_PEER))
check_sa = NULL;
break;
case NL80211_IFTYPE_MESH_POINT:
check_sa = NULL;
break;
default:
break;
}
if (is_multicast_ether_addr(hdr->addr1) &&
((rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
rx->sdata->u.vlan.sta) ||
(rx->sdata->vif.type == NL80211_IFTYPE_STATION &&
rx->sdata->u.mgd.use_4addr)))
if (is_multicast_ether_addr(hdr->addr1))
return RX_DROP_UNUSABLE;
skb->dev = dev;
__skb_queue_head_init(&frame_list);
if (ieee80211_data_to_8023_exthdr(skb, &ethhdr,
rx->sdata->vif.addr,
rx->sdata->vif.type))
return RX_DROP_UNUSABLE;
ieee80211_amsdu_to_8023s(skb, &frame_list, dev->dev_addr,
rx->sdata->vif.type,
rx->local->hw.extra_tx_headroom, true);
rx->local->hw.extra_tx_headroom,
check_da, check_sa);
while (!skb_queue_empty(&frame_list)) {
rx->skb = __skb_dequeue(&frame_list);

22
net/mac80211/wpa.c
Fájl megtekintése

@@ -405,7 +405,7 @@ static int ccmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb,
u8 *pos;
u8 pn[6];
u64 pn64;
u8 aad[2 * AES_BLOCK_SIZE];
u8 aad[CCM_AAD_LEN];
u8 b_0[AES_BLOCK_SIZE];
if (info->control.hw_key &&
@@ -461,10 +461,8 @@ static int ccmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb,
pos += IEEE80211_CCMP_HDR_LEN;
ccmp_special_blocks(skb, pn, b_0, aad);
ieee80211_aes_ccm_encrypt(key->u.ccmp.tfm, b_0, aad, pos, len,
skb_put(skb, mic_len), mic_len);
return 0;
return ieee80211_aes_ccm_encrypt(key->u.ccmp.tfm, b_0, aad, pos, len,
skb_put(skb, mic_len), mic_len);
}
@@ -639,7 +637,7 @@ static int gcmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
u8 *pos;
u8 pn[6];
u64 pn64;
u8 aad[2 * AES_BLOCK_SIZE];
u8 aad[GCM_AAD_LEN];
u8 j_0[AES_BLOCK_SIZE];
if (info->control.hw_key &&
@@ -696,10 +694,8 @@ static int gcmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
pos += IEEE80211_GCMP_HDR_LEN;
gcmp_special_blocks(skb, pn, j_0, aad);
ieee80211_aes_gcm_encrypt(key->u.gcmp.tfm, j_0, aad, pos, len,
skb_put(skb, IEEE80211_GCMP_MIC_LEN));
return 0;
return ieee80211_aes_gcm_encrypt(key->u.gcmp.tfm, j_0, aad, pos, len,
skb_put(skb, IEEE80211_GCMP_MIC_LEN));
}
ieee80211_tx_result
@@ -1123,9 +1119,9 @@ ieee80211_crypto_aes_gmac_encrypt(struct ieee80211_tx_data *tx)
struct ieee80211_key *key = tx->key;
struct ieee80211_mmie_16 *mmie;
struct ieee80211_hdr *hdr;
u8 aad[20];
u8 aad[GMAC_AAD_LEN];
u64 pn64;
u8 nonce[12];
u8 nonce[GMAC_NONCE_LEN];
if (WARN_ON(skb_queue_len(&tx->skbs) != 1))
return TX_DROP;
@@ -1171,7 +1167,7 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx)
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
struct ieee80211_key *key = rx->key;
struct ieee80211_mmie_16 *mmie;
u8 aad[20], mic[16], ipn[6], nonce[12];
u8 aad[GMAC_AAD_LEN], mic[GMAC_MIC_LEN], ipn[6], nonce[GMAC_NONCE_LEN];
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
if (!ieee80211_is_mgmt(hdr->frame_control))

2
net/ncsi/internal.h
Fájl megtekintése

@@ -246,6 +246,7 @@ enum {
ncsi_dev_state_config_gls,
ncsi_dev_state_config_done,
ncsi_dev_state_suspend_select = 0x0401,
ncsi_dev_state_suspend_gls,
ncsi_dev_state_suspend_dcnt,
ncsi_dev_state_suspend_dc,
ncsi_dev_state_suspend_deselect,
@@ -264,6 +265,7 @@ struct ncsi_dev_priv {
#endif
unsigned int package_num; /* Number of packages */
struct list_head packages; /* List of packages */
struct ncsi_channel *hot_channel; /* Channel was ever active */
struct ncsi_request requests[256]; /* Request table */
unsigned int request_id; /* Last used request ID */
#define NCSI_REQ_START_IDX 1

18
net/ncsi/ncsi-aen.c
Fájl megtekintése

@@ -141,23 +141,35 @@ static int ncsi_aen_handler_hncdsc(struct ncsi_dev_priv *ndp,
return -ENODEV;
/* If the channel is active one, we need reconfigure it */
spin_lock_irqsave(&nc->lock, flags);
ncm = &nc->modes[NCSI_MODE_LINK];
hncdsc = (struct ncsi_aen_hncdsc_pkt *)h;
ncm->data[3] = ntohl(hncdsc->status);
if (!list_empty(&nc->link) ||
nc->state != NCSI_CHANNEL_ACTIVE ||
(ncm->data[3] & 0x1))
nc->state != NCSI_CHANNEL_ACTIVE) {
spin_unlock_irqrestore(&nc->lock, flags);
return 0;
}
if (ndp->flags & NCSI_DEV_HWA)
spin_unlock_irqrestore(&nc->lock, flags);
if (!(ndp->flags & NCSI_DEV_HWA) && !(ncm->data[3] & 0x1))
ndp->flags |= NCSI_DEV_RESHUFFLE;
/* If this channel is the active one and the link doesn't
* work, we have to choose another channel to be active one.
* The logic here is exactly similar to what we do when link
* is down on the active channel.
*
* On the other hand, we need configure it when host driver
* state on the active channel becomes ready.
*/
ncsi_stop_channel_monitor(nc);
spin_lock_irqsave(&nc->lock, flags);
nc->state = (ncm->data[3] & 0x1) ? NCSI_CHANNEL_INACTIVE :
NCSI_CHANNEL_ACTIVE;
spin_unlock_irqrestore(&nc->lock, flags);
spin_lock_irqsave(&ndp->lock, flags);
list_add_tail_rcu(&nc->link, &ndp->channel_queue);
spin_unlock_irqrestore(&ndp->lock, flags);

126
net/ncsi/ncsi-manage.c
Fájl megtekintése

@@ -540,42 +540,86 @@ static void ncsi_suspend_channel(struct ncsi_dev_priv *ndp)
nd->state = ncsi_dev_state_suspend_select;
/* Fall through */
case ncsi_dev_state_suspend_select:
ndp->pending_req_num = 1;
nca.type = NCSI_PKT_CMD_SP;
nca.package = np->id;
nca.channel = NCSI_RESERVED_CHANNEL;
if (ndp->flags & NCSI_DEV_HWA)
nca.bytes[0] = 0;
else
nca.bytes[0] = 1;
/* To retrieve the last link states of channels in current
* package when current active channel needs fail over to
* another one. It means we will possibly select another
* channel as next active one. The link states of channels
* are most important factor of the selection. So we need
* accurate link states. Unfortunately, the link states on
* inactive channels can't be updated with LSC AEN in time.
*/
if (ndp->flags & NCSI_DEV_RESHUFFLE)
nd->state = ncsi_dev_state_suspend_gls;
else
nd->state = ncsi_dev_state_suspend_dcnt;
ret = ncsi_xmit_cmd(&nca);
if (ret)
goto error;
break;
case ncsi_dev_state_suspend_gls:
ndp->pending_req_num = np->channel_num;
nca.type = NCSI_PKT_CMD_GLS;
nca.package = np->id;
nd->state = ncsi_dev_state_suspend_dcnt;
NCSI_FOR_EACH_CHANNEL(np, nc) {
nca.channel = nc->id;
ret = ncsi_xmit_cmd(&nca);
if (ret)
goto error;
}
break;
case ncsi_dev_state_suspend_dcnt:
ndp->pending_req_num = 1;
nca.type = NCSI_PKT_CMD_DCNT;
nca.package = np->id;
nca.channel = nc->id;
nd->state = ncsi_dev_state_suspend_dc;
ret = ncsi_xmit_cmd(&nca);
if (ret)
goto error;
break;
case ncsi_dev_state_suspend_dc:
ndp->pending_req_num = 1;
nca.type = NCSI_PKT_CMD_DC;
nca.package = np->id;
nca.channel = nc->id;
nca.bytes[0] = 1;
nd->state = ncsi_dev_state_suspend_deselect;
ret = ncsi_xmit_cmd(&nca);
if (ret)
goto error;
break;
case ncsi_dev_state_suspend_deselect:
ndp->pending_req_num = 1;
np = ndp->active_package;
nc = ndp->active_channel;
nca.type = NCSI_PKT_CMD_DP;
nca.package = np->id;
if (nd->state == ncsi_dev_state_suspend_select) {
nca.type = NCSI_PKT_CMD_SP;
nca.channel = NCSI_RESERVED_CHANNEL;
if (ndp->flags & NCSI_DEV_HWA)
nca.bytes[0] = 0;
else
nca.bytes[0] = 1;
nd->state = ncsi_dev_state_suspend_dcnt;
} else if (nd->state == ncsi_dev_state_suspend_dcnt) {
nca.type = NCSI_PKT_CMD_DCNT;
nca.channel = nc->id;
nd->state = ncsi_dev_state_suspend_dc;
} else if (nd->state == ncsi_dev_state_suspend_dc) {
nca.type = NCSI_PKT_CMD_DC;
nca.channel = nc->id;
nca.bytes[0] = 1;
nd->state = ncsi_dev_state_suspend_deselect;
} else if (nd->state == ncsi_dev_state_suspend_deselect) {
nca.type = NCSI_PKT_CMD_DP;
nca.channel = NCSI_RESERVED_CHANNEL;
nd->state = ncsi_dev_state_suspend_done;
}
nca.channel = NCSI_RESERVED_CHANNEL;
nd->state = ncsi_dev_state_suspend_done;
ret = ncsi_xmit_cmd(&nca);
if (ret) {
nd->state = ncsi_dev_state_functional;
return;
}
if (ret)
goto error;
break;
case ncsi_dev_state_suspend_done:
@@ -589,6 +633,10 @@ static void ncsi_suspend_channel(struct ncsi_dev_priv *ndp)
netdev_warn(nd->dev, "Wrong NCSI state 0x%x in suspend\n",
nd->state);
}
return;
error:
nd->state = ncsi_dev_state_functional;
}
static void ncsi_configure_channel(struct ncsi_dev_priv *ndp)
@@ -597,6 +645,7 @@ static void ncsi_configure_channel(struct ncsi_dev_priv *ndp)
struct net_device *dev = nd->dev;
struct ncsi_package *np = ndp->active_package;
struct ncsi_channel *nc = ndp->active_channel;
struct ncsi_channel *hot_nc = NULL;
struct ncsi_cmd_arg nca;
unsigned char index;
unsigned long flags;
@@ -702,12 +751,20 @@ static void ncsi_configure_channel(struct ncsi_dev_priv *ndp)
break;
case ncsi_dev_state_config_done:
spin_lock_irqsave(&nc->lock, flags);
if (nc->modes[NCSI_MODE_LINK].data[2] & 0x1)
if (nc->modes[NCSI_MODE_LINK].data[2] & 0x1) {
hot_nc = nc;
nc->state = NCSI_CHANNEL_ACTIVE;
else
} else {
hot_nc = NULL;
nc->state = NCSI_CHANNEL_INACTIVE;
}
spin_unlock_irqrestore(&nc->lock, flags);
/* Update the hot channel */
spin_lock_irqsave(&ndp->lock, flags);
ndp->hot_channel = hot_nc;
spin_unlock_irqrestore(&ndp->lock, flags);
ncsi_start_channel_monitor(nc);
ncsi_process_next_channel(ndp);
break;
@@ -725,10 +782,14 @@ error:
static int ncsi_choose_active_channel(struct ncsi_dev_priv *ndp)
{
struct ncsi_package *np;
struct ncsi_channel *nc, *found;
struct ncsi_channel *nc, *found, *hot_nc;
struct ncsi_channel_mode *ncm;
unsigned long flags;
spin_lock_irqsave(&ndp->lock, flags);
hot_nc = ndp->hot_channel;
spin_unlock_irqrestore(&ndp->lock, flags);
/* The search is done once an inactive channel with up
* link is found.
*/
@@ -746,6 +807,9 @@ static int ncsi_choose_active_channel(struct ncsi_dev_priv *ndp)
if (!found)
found = nc;
if (nc == hot_nc)
found = nc;
ncm = &nc->modes[NCSI_MODE_LINK];
if (ncm->data[2] & 0x1) {
spin_unlock_irqrestore(&nc->lock, flags);

13
net/netfilter/core.c
Fájl megtekintése

@@ -361,16 +361,9 @@ next_hook:
if (ret == 0)
ret = -EPERM;
} else if ((verdict & NF_VERDICT_MASK) == NF_QUEUE) {
int err;
RCU_INIT_POINTER(state->hook_entries, entry);
err = nf_queue(skb, state, verdict >> NF_VERDICT_QBITS);
if (err < 0) {
if (err == -ESRCH &&
(verdict & NF_VERDICT_FLAG_QUEUE_BYPASS))
goto next_hook;
kfree_skb(skb);
}
ret = nf_queue(skb, state, &entry, verdict);
if (ret == 1 && entry)
goto next_hook;
}
return ret;
}

2
net/netfilter/nf_conntrack_core.c
Fájl megtekintése

@@ -983,7 +983,7 @@ static void gc_worker(struct work_struct *work)
return;
ratio = scanned ? expired_count * 100 / scanned : 0;
if (ratio >= 90)
if (ratio >= 90 || expired_count == GC_MAX_EVICTS)
next_run = 0;
gc_work->last_bucket = i;

2
net/netfilter/nf_internals.h
Fájl megtekintése

@@ -18,7 +18,7 @@ unsigned int nf_iterate(struct sk_buff *skb, struct nf_hook_state *state,
/* nf_queue.c */
int nf_queue(struct sk_buff *skb, struct nf_hook_state *state,
unsigned int queuenum);
struct nf_hook_entry **entryp, unsigned int verdict);
void nf_queue_nf_hook_drop(struct net *net, const struct nf_hook_entry *entry);
int __init netfilter_queue_init(void);

48
net/netfilter/nf_queue.c
Fájl megtekintése

@@ -107,13 +107,8 @@ void nf_queue_nf_hook_drop(struct net *net, const struct nf_hook_entry *entry)
rcu_read_unlock();
}
/*
* Any packet that leaves via this function must come back
* through nf_reinject().
*/
int nf_queue(struct sk_buff *skb,
struct nf_hook_state *state,
unsigned int queuenum)
static int __nf_queue(struct sk_buff *skb, const struct nf_hook_state *state,
unsigned int queuenum)
{
int status = -ENOENT;
struct nf_queue_entry *entry = NULL;
@@ -161,6 +156,27 @@ err:
return status;
}
/* Packets leaving via this function must come back through nf_reinject(). */
int nf_queue(struct sk_buff *skb, struct nf_hook_state *state,
struct nf_hook_entry **entryp, unsigned int verdict)
{
struct nf_hook_entry *entry = *entryp;
int ret;
RCU_INIT_POINTER(state->hook_entries, entry);
ret = __nf_queue(skb, state, verdict >> NF_VERDICT_QBITS);
if (ret < 0) {
if (ret == -ESRCH &&
(verdict & NF_VERDICT_FLAG_QUEUE_BYPASS)) {
*entryp = rcu_dereference(entry->next);
return 1;
}
kfree_skb(skb);
}
return 0;
}
void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict)
{
struct nf_hook_entry *hook_entry;
@@ -187,26 +203,26 @@ void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict)
entry->state.thresh = INT_MIN;
if (verdict == NF_ACCEPT) {
next_hook:
verdict = nf_iterate(skb, &entry->state, &hook_entry);
hook_entry = rcu_dereference(hook_entry->next);
if (hook_entry)
next_hook:
verdict = nf_iterate(skb, &entry->state, &hook_entry);
}
switch (verdict & NF_VERDICT_MASK) {
case NF_ACCEPT:
case NF_STOP:
okfn:
local_bh_disable();
entry->state.okfn(entry->state.net, entry->state.sk, skb);
local_bh_enable();
break;
case NF_QUEUE:
RCU_INIT_POINTER(entry->state.hook_entries, hook_entry);
err = nf_queue(skb, &entry->state,
verdict >> NF_VERDICT_QBITS);
if (err < 0) {
if (err == -ESRCH &&
(verdict & NF_VERDICT_FLAG_QUEUE_BYPASS))
err = nf_queue(skb, &entry->state, &hook_entry, verdict);
if (err == 1) {
if (hook_entry)
goto next_hook;
kfree_skb(skb);
goto okfn;
}
break;
case NF_STOLEN:

2
net/netfilter/nf_tables_api.c
Fájl megtekintése

@@ -4423,7 +4423,7 @@ static int nf_tables_check_loops(const struct nft_ctx *ctx,
*/
unsigned int nft_parse_u32_check(const struct nlattr *attr, int max, u32 *dest)
{
int val;
u32 val;
val = ntohl(nla_get_be32(attr));
if (val > max)

6
net/netfilter/nft_dynset.c
Fájl megtekintése

@@ -158,7 +158,8 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
if (tb[NFTA_DYNSET_TIMEOUT] != NULL) {
if (!(set->flags & NFT_SET_TIMEOUT))
return -EINVAL;
timeout = be64_to_cpu(nla_get_be64(tb[NFTA_DYNSET_TIMEOUT]));
timeout = msecs_to_jiffies(be64_to_cpu(nla_get_be64(
tb[NFTA_DYNSET_TIMEOUT])));
}
priv->sreg_key = nft_parse_register(tb[NFTA_DYNSET_SREG_KEY]);
@@ -246,7 +247,8 @@ static int nft_dynset_dump(struct sk_buff *skb, const struct nft_expr *expr)
goto nla_put_failure;
if (nla_put_string(skb, NFTA_DYNSET_SET_NAME, priv->set->name))
goto nla_put_failure;
if (nla_put_be64(skb, NFTA_DYNSET_TIMEOUT, cpu_to_be64(priv->timeout),
if (nla_put_be64(skb, NFTA_DYNSET_TIMEOUT,
cpu_to_be64(jiffies_to_msecs(priv->timeout)),
NFTA_DYNSET_PAD))
goto nla_put_failure;
if (priv->expr && nft_expr_dump(skb, NFTA_DYNSET_EXPR, priv->expr))

3
net/netfilter/nft_exthdr.c
Fájl megtekintése

@@ -59,7 +59,8 @@ static int nft_exthdr_init(const struct nft_ctx *ctx,
const struct nlattr * const tb[])
{
struct nft_exthdr *priv = nft_expr_priv(expr);
u32 offset, len, err;
u32 offset, len;
int err;
if (tb[NFTA_EXTHDR_DREG] == NULL ||
tb[NFTA_EXTHDR_TYPE] == NULL ||

1
net/netfilter/nft_hash.c
Fájl megtekintése

@@ -44,6 +44,7 @@ static const struct nla_policy nft_hash_policy[NFTA_HASH_MAX + 1] = {
[NFTA_HASH_LEN] = { .type = NLA_U32 },
[NFTA_HASH_MODULUS] = { .type = NLA_U32 },
[NFTA_HASH_SEED] = { .type = NLA_U32 },
[NFTA_HASH_OFFSET] = { .type = NLA_U32 },
};
static int nft_hash_init(const struct nft_ctx *ctx,

26
net/netfilter/nft_range.c
Fájl megtekintése

@@ -28,22 +28,20 @@ static void nft_range_eval(const struct nft_expr *expr,
const struct nft_pktinfo *pkt)
{
const struct nft_range_expr *priv = nft_expr_priv(expr);
bool mismatch;
int d1, d2;
d1 = memcmp(&regs->data[priv->sreg], &priv->data_from, priv->len);
d2 = memcmp(&regs->data[priv->sreg], &priv->data_to, priv->len);
switch (priv->op) {
case NFT_RANGE_EQ:
mismatch = (d1 < 0 || d2 > 0);
if (d1 < 0 || d2 > 0)
regs->verdict.code = NFT_BREAK;
break;
case NFT_RANGE_NEQ:
mismatch = (d1 >= 0 && d2 <= 0);
if (d1 >= 0 && d2 <= 0)
regs->verdict.code = NFT_BREAK;
break;
}
if (mismatch)
regs->verdict.code = NFT_BREAK;
}
static const struct nla_policy nft_range_policy[NFTA_RANGE_MAX + 1] = {
@@ -59,6 +57,7 @@ static int nft_range_init(const struct nft_ctx *ctx, const struct nft_expr *expr
struct nft_range_expr *priv = nft_expr_priv(expr);
struct nft_data_desc desc_from, desc_to;
int err;
u32 op;
err = nft_data_init(NULL, &priv->data_from, sizeof(priv->data_from),
&desc_from, tb[NFTA_RANGE_FROM_DATA]);
@@ -80,7 +79,20 @@ static int nft_range_init(const struct nft_ctx *ctx, const struct nft_expr *expr
if (err < 0)
goto err2;
priv->op = ntohl(nla_get_be32(tb[NFTA_RANGE_OP]));
err = nft_parse_u32_check(tb[NFTA_RANGE_OP], U8_MAX, &op);
if (err < 0)
goto err2;
switch (op) {
case NFT_RANGE_EQ:
case NFT_RANGE_NEQ:
break;
default:
err = -EINVAL;
goto err2;
}
priv->op = op;
priv->len = desc_from.len;
return 0;
err2:

2
net/netfilter/x_tables.c
Fájl megtekintése

@@ -1513,7 +1513,7 @@ xt_hook_ops_alloc(const struct xt_table *table, nf_hookfn *fn)
if (!num_hooks)
return ERR_PTR(-EINVAL);
ops = kmalloc(sizeof(*ops) * num_hooks, GFP_KERNEL);
ops = kcalloc(num_hooks, sizeof(*ops), GFP_KERNEL);
if (ops == NULL)
return ERR_PTR(-ENOMEM);

1
net/netfilter/xt_NFLOG.c
Fájl megtekintése

@@ -32,6 +32,7 @@ nflog_tg(struct sk_buff *skb, const struct xt_action_param *par)
li.u.ulog.copy_len = info->len;
li.u.ulog.group = info->group;
li.u.ulog.qthreshold = info->threshold;
li.u.ulog.flags = 0;
if (info->flags & XT_NFLOG_F_COPY_LEN)
li.u.ulog.flags |= NF_LOG_F_COPY_LEN;

4
net/netfilter/xt_hashlimit.c
Fájl megtekintése

@@ -431,7 +431,7 @@ static void htable_put(struct xt_hashlimit_htable *hinfo)
CREDITS_PER_JIFFY*HZ*60*60*24 < 2^32 ie.
*/
#define MAX_CPJ_v1 (0xFFFFFFFF / (HZ*60*60*24))
#define MAX_CPJ (0xFFFFFFFFFFFFFFFF / (HZ*60*60*24))
#define MAX_CPJ (0xFFFFFFFFFFFFFFFFULL / (HZ*60*60*24))
/* Repeated shift and or gives us all 1s, final shift and add 1 gives
* us the power of 2 below the theoretical max, so GCC simply does a
@@ -473,7 +473,7 @@ static u64 user2credits(u64 user, int revision)
return div64_u64(user * HZ * CREDITS_PER_JIFFY_v1,
XT_HASHLIMIT_SCALE);
} else {
if (user > 0xFFFFFFFFFFFFFFFF / (HZ*CREDITS_PER_JIFFY))
if (user > 0xFFFFFFFFFFFFFFFFULL / (HZ*CREDITS_PER_JIFFY))
return div64_u64(user, XT_HASHLIMIT_SCALE_v2)
* HZ * CREDITS_PER_JIFFY;

2
net/netfilter/xt_ipcomp.c
Fájl megtekintése

@@ -26,6 +26,8 @@
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Fan Du <fan.du@windriver.com>");
MODULE_DESCRIPTION("Xtables: IPv4/6 IPsec-IPComp SPI match");
MODULE_ALIAS("ipt_ipcomp");
MODULE_ALIAS("ip6t_ipcomp");
/* Returns 1 if the spi is matched by the range, 0 otherwise */
static inline bool

9
net/packet/af_packet.c
Fájl megtekintése

@@ -250,7 +250,7 @@ static void __fanout_link(struct sock *sk, struct packet_sock *po);
static int packet_direct_xmit(struct sk_buff *skb)
{
struct net_device *dev = skb->dev;
netdev_features_t features;
struct sk_buff *orig_skb = skb;
struct netdev_queue *txq;
int ret = NETDEV_TX_BUSY;
@@ -258,9 +258,8 @@ static int packet_direct_xmit(struct sk_buff *skb)
!netif_carrier_ok(dev)))
goto drop;
features = netif_skb_features(skb);
if (skb_needs_linearize(skb, features) &&
__skb_linearize(skb))
skb = validate_xmit_skb_list(skb, dev);
if (skb != orig_skb)
goto drop;
txq = skb_get_tx_queue(dev, skb);
@@ -280,7 +279,7 @@ static int packet_direct_xmit(struct sk_buff *skb)
return ret;
drop:
atomic_long_inc(&dev->tx_dropped);
kfree_skb(skb);
kfree_skb_list(skb);
return NET_XMIT_DROP;
}

2
net/rds/Makefile
Fájl megtekintése

@@ -13,5 +13,5 @@ obj-$(CONFIG_RDS_TCP) += rds_tcp.o
rds_tcp-y := tcp.o tcp_connect.o tcp_listen.o tcp_recv.o \
tcp_send.o tcp_stats.o
ccflags-$(CONFIG_RDS_DEBUG) := -DDEBUG
ccflags-$(CONFIG_RDS_DEBUG) := -DRDS_DEBUG

2
net/rds/rds.h
Fájl megtekintése

@@ -33,7 +33,7 @@
#define KERNEL_HAS_ATOMIC64
#endif
#ifdef DEBUG
#ifdef RDS_DEBUG
#define rdsdebug(fmt, args...) pr_debug("%s(): " fmt, __func__ , ##args)
#else
/* sigh, pr_debug() causes unused variable warnings */

2
net/rxrpc/call_object.c
Fájl megtekintése

@@ -276,7 +276,7 @@ struct rxrpc_call *rxrpc_new_client_call(struct rxrpc_sock *rx,
goto error;
trace_rxrpc_call(call, rxrpc_call_connected, atomic_read(&call->usage),
here, ERR_PTR(ret));
here, NULL);
spin_lock_bh(&call->conn->params.peer->lock);
hlist_add_head(&call->error_link,

4
net/rxrpc/peer_object.c
Fájl megtekintése

@@ -193,8 +193,8 @@ static void rxrpc_assess_MTU_size(struct rxrpc_peer *peer)
fl6->fl6_dport = htons(7001);
fl6->fl6_sport = htons(7000);
dst = ip6_route_output(&init_net, NULL, fl6);
if (IS_ERR(dst)) {
_leave(" [route err %ld]", PTR_ERR(dst));
if (dst->error) {
_leave(" [route err %d]", dst->error);
return;
}
break;

3
net/sched/act_api.c
Fájl megtekintése

@@ -1028,8 +1028,7 @@ static struct nlattr *find_dump_kind(const struct nlmsghdr *n)
if (tb[1] == NULL)
return NULL;
if (nla_parse(tb2, TCA_ACT_MAX, nla_data(tb[1]),
nla_len(tb[1]), NULL) < 0)
if (nla_parse_nested(tb2, TCA_ACT_MAX, tb[1], NULL) < 0)
return NULL;
kind = tb2[TCA_ACT_KIND];

5
net/sched/act_mirred.c
Fájl megtekintése

@@ -249,8 +249,11 @@ out:
static void tcf_stats_update(struct tc_action *a, u64 bytes, u32 packets,
u64 lastuse)
{
tcf_lastuse_update(&a->tcfa_tm);
struct tcf_mirred *m = to_mirred(a);
struct tcf_t *tm = &m->tcf_tm;
_bstats_cpu_update(this_cpu_ptr(a->cpu_bstats), bytes, packets);
tm->lastuse = lastuse;
}
static int tcf_mirred_dump(struct sk_buff *skb, struct tc_action *a, int bind,

3
net/sched/cls_api.c
Fájl megtekintése

@@ -345,7 +345,8 @@ replay:
if (err == 0) {
struct tcf_proto *next = rtnl_dereference(tp->next);
tfilter_notify(net, skb, n, tp, fh,
tfilter_notify(net, skb, n, tp,
t->tcm_handle,
RTM_DELTFILTER, false);
if (tcf_destroy(tp, false))
RCU_INIT_POINTER(*back, next);

8
net/sctp/output.c
Fájl megtekintése

@@ -418,6 +418,7 @@ int sctp_packet_transmit(struct sctp_packet *packet, gfp_t gfp)
__u8 has_data = 0;
int gso = 0;
int pktcount = 0;
int auth_len = 0;
struct dst_entry *dst;
unsigned char *auth = NULL; /* pointer to auth in skb data */
@@ -510,7 +511,12 @@ int sctp_packet_transmit(struct sctp_packet *packet, gfp_t gfp)
list_for_each_entry(chunk, &packet->chunk_list, list) {
int padded = SCTP_PAD4(chunk->skb->len);
if (pkt_size + padded > tp->pathmtu)
if (chunk == packet->auth)
auth_len = padded;
else if (auth_len + padded + packet->overhead >
tp->pathmtu)
goto nomem;
else if (pkt_size + padded > tp->pathmtu)
break;
pkt_size += padded;
}

12
net/sctp/sm_statefuns.c
Fájl megtekintése

@@ -3422,6 +3422,12 @@ sctp_disposition_t sctp_sf_ootb(struct net *net,
return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
commands);
/* Report violation if chunk len overflows */
ch_end = ((__u8 *)ch) + SCTP_PAD4(ntohs(ch->length));
if (ch_end > skb_tail_pointer(skb))
return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
commands);
/* Now that we know we at least have a chunk header,
* do things that are type appropriate.
*/
@@ -3453,12 +3459,6 @@ sctp_disposition_t sctp_sf_ootb(struct net *net,
}
}
/* Report violation if chunk len overflows */
ch_end = ((__u8 *)ch) + SCTP_PAD4(ntohs(ch->length));
if (ch_end > skb_tail_pointer(skb))
return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
commands);
ch = (sctp_chunkhdr_t *) ch_end;
} while (ch_end < skb_tail_pointer(skb));

5
net/sctp/socket.c
Fájl megtekintése

@@ -4687,7 +4687,7 @@ static int sctp_getsockopt_disable_fragments(struct sock *sk, int len,
static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,
int __user *optlen)
{
if (len <= 0)
if (len == 0)
return -EINVAL;
if (len > sizeof(struct sctp_event_subscribe))
len = sizeof(struct sctp_event_subscribe);
@@ -6430,6 +6430,9 @@ static int sctp_getsockopt(struct sock *sk, int level, int optname,
if (get_user(len, optlen))
return -EFAULT;
if (len < 0)
return -EINVAL;
lock_sock(sk);
switch (optname) {

9
net/switchdev/switchdev.c
Fájl megtekintése

@@ -768,6 +768,9 @@ int switchdev_port_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq,
u32 mask = BR_LEARNING | BR_LEARNING_SYNC | BR_FLOOD;
int err;
if (!netif_is_bridge_port(dev))
return -EOPNOTSUPP;
err = switchdev_port_attr_get(dev, &attr);
if (err && err != -EOPNOTSUPP)
return err;
@@ -923,6 +926,9 @@ int switchdev_port_bridge_setlink(struct net_device *dev,
struct nlattr *afspec;
int err = 0;
if (!netif_is_bridge_port(dev))
return -EOPNOTSUPP;
protinfo = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg),
IFLA_PROTINFO);
if (protinfo) {
@@ -956,6 +962,9 @@ int switchdev_port_bridge_dellink(struct net_device *dev,
{
struct nlattr *afspec;
if (!netif_is_bridge_port(dev))
return -EOPNOTSUPP;
afspec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg),
IFLA_AF_SPEC);
if (afspec)

14
net/tipc/bcast.c
Fájl megtekintése

@@ -247,11 +247,17 @@ int tipc_bcast_rcv(struct net *net, struct tipc_link *l, struct sk_buff *skb)
*
* RCU is locked, no other locks set
*/
void tipc_bcast_ack_rcv(struct net *net, struct tipc_link *l, u32 acked)
void tipc_bcast_ack_rcv(struct net *net, struct tipc_link *l,
struct tipc_msg *hdr)
{
struct sk_buff_head *inputq = &tipc_bc_base(net)->inputq;
u16 acked = msg_bcast_ack(hdr);
struct sk_buff_head xmitq;
/* Ignore bc acks sent by peer before bcast synch point was received */
if (msg_bc_ack_invalid(hdr))
return;
__skb_queue_head_init(&xmitq);
tipc_bcast_lock(net);
@@ -279,11 +285,11 @@ int tipc_bcast_sync_rcv(struct net *net, struct tipc_link *l,
__skb_queue_head_init(&xmitq);
tipc_bcast_lock(net);
if (msg_type(hdr) == STATE_MSG) {
if (msg_type(hdr) != STATE_MSG) {
tipc_link_bc_init_rcv(l, hdr);
} else if (!msg_bc_ack_invalid(hdr)) {
tipc_link_bc_ack_rcv(l, msg_bcast_ack(hdr), &xmitq);
rc = tipc_link_bc_sync_rcv(l, hdr, &xmitq);
} else {
tipc_link_bc_init_rcv(l, hdr);
}
tipc_bcast_unlock(net);

3
net/tipc/bcast.h
Fájl megtekintése

@@ -55,7 +55,8 @@ void tipc_bcast_dec_bearer_dst_cnt(struct net *net, int bearer_id);
int tipc_bcast_get_mtu(struct net *net);
int tipc_bcast_xmit(struct net *net, struct sk_buff_head *list);
int tipc_bcast_rcv(struct net *net, struct tipc_link *l, struct sk_buff *skb);
void tipc_bcast_ack_rcv(struct net *net, struct tipc_link *l, u32 acked);
void tipc_bcast_ack_rcv(struct net *net, struct tipc_link *l,
struct tipc_msg *hdr);
int tipc_bcast_sync_rcv(struct net *net, struct tipc_link *l,
struct tipc_msg *hdr);
int tipc_nl_add_bc_link(struct net *net, struct tipc_nl_msg *msg);

2
net/tipc/link.c
Fájl megtekintése

@@ -1312,6 +1312,7 @@ static void tipc_link_build_proto_msg(struct tipc_link *l, int mtyp, bool probe,
msg_set_next_sent(hdr, l->snd_nxt);
msg_set_ack(hdr, l->rcv_nxt - 1);
msg_set_bcast_ack(hdr, bcl->rcv_nxt - 1);
msg_set_bc_ack_invalid(hdr, !node_up);
msg_set_last_bcast(hdr, l->bc_sndlink->snd_nxt - 1);
msg_set_link_tolerance(hdr, tolerance);
msg_set_linkprio(hdr, priority);
@@ -1574,6 +1575,7 @@ static void tipc_link_build_bc_init_msg(struct tipc_link *l,
__skb_queue_head_init(&list);
if (!tipc_link_build_bc_proto_msg(l->bc_rcvlink, false, 0, &list))
return;
msg_set_bc_ack_invalid(buf_msg(skb_peek(&list)), true);
tipc_link_xmit(l, &list, xmitq);
}

17
net/tipc/msg.h
Fájl megtekintése

@@ -714,6 +714,23 @@ static inline void msg_set_peer_stopping(struct tipc_msg *m, u32 s)
msg_set_bits(m, 5, 13, 0x1, s);
}
static inline bool msg_bc_ack_invalid(struct tipc_msg *m)
{
switch (msg_user(m)) {
case BCAST_PROTOCOL:
case NAME_DISTRIBUTOR:
case LINK_PROTOCOL:
return msg_bits(m, 5, 14, 0x1);
default:
return false;
}
}
static inline void msg_set_bc_ack_invalid(struct tipc_msg *m, bool invalid)
{
msg_set_bits(m, 5, 14, 0x1, invalid);
}
static inline char *msg_media_addr(struct tipc_msg *m)
{
return (char *)&m->hdr[TIPC_MEDIA_INFO_OFFSET];

1
net/tipc/name_distr.c
Fájl megtekintése

@@ -156,6 +156,7 @@ static void named_distribute(struct net *net, struct sk_buff_head *list,
pr_warn("Bulk publication failure\n");
return;
}
msg_set_bc_ack_invalid(buf_msg(skb), true);
item = (struct distr_item *)msg_data(buf_msg(skb));
}

2
net/tipc/node.c
Fájl megtekintése

@@ -1535,7 +1535,7 @@ void tipc_rcv(struct net *net, struct sk_buff *skb, struct tipc_bearer *b)
if (unlikely(usr == LINK_PROTOCOL))
tipc_node_bc_sync_rcv(n, hdr, bearer_id, &xmitq);
else if (unlikely(tipc_link_acked(n->bc_entry.link) != bc_ack))
tipc_bcast_ack_rcv(net, n->bc_entry.link, bc_ack);
tipc_bcast_ack_rcv(net, n->bc_entry.link, hdr);
/* Receive packet directly if conditions permit */
tipc_node_read_lock(n);

5
net/wireless/sysfs.c
Fájl megtekintése

@@ -104,13 +104,16 @@ static int wiphy_suspend(struct device *dev)
rtnl_lock();
if (rdev->wiphy.registered) {
if (!rdev->wiphy.wowlan_config)
if (!rdev->wiphy.wowlan_config) {
cfg80211_leave_all(rdev);
cfg80211_process_rdev_events(rdev);
}
if (rdev->ops->suspend)
ret = rdev_suspend(rdev, rdev->wiphy.wowlan_config);
if (ret == 1) {
/* Driver refuse to configure wowlan */
cfg80211_leave_all(rdev);
cfg80211_process_rdev_events(rdev);
ret = rdev_suspend(rdev, NULL);
}
}

34
net/wireless/util.c
Fájl megtekintése

@@ -421,8 +421,8 @@ unsigned int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr)
}
EXPORT_SYMBOL(ieee80211_get_mesh_hdrlen);
static int __ieee80211_data_to_8023(struct sk_buff *skb, struct ethhdr *ehdr,
const u8 *addr, enum nl80211_iftype iftype)
int ieee80211_data_to_8023_exthdr(struct sk_buff *skb, struct ethhdr *ehdr,
const u8 *addr, enum nl80211_iftype iftype)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
struct {
@@ -526,13 +526,7 @@ static int __ieee80211_data_to_8023(struct sk_buff *skb, struct ethhdr *ehdr,
return 0;
}
int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr,
enum nl80211_iftype iftype)
{
return __ieee80211_data_to_8023(skb, NULL, addr, iftype);
}
EXPORT_SYMBOL(ieee80211_data_to_8023);
EXPORT_SYMBOL(ieee80211_data_to_8023_exthdr);
int ieee80211_data_from_8023(struct sk_buff *skb, const u8 *addr,
enum nl80211_iftype iftype,
@@ -747,24 +741,18 @@ __ieee80211_amsdu_copy(struct sk_buff *skb, unsigned int hlen,
void ieee80211_amsdu_to_8023s(struct sk_buff *skb, struct sk_buff_head *list,
const u8 *addr, enum nl80211_iftype iftype,
const unsigned int extra_headroom,
bool has_80211_header)
const u8 *check_da, const u8 *check_sa)
{
unsigned int hlen = ALIGN(extra_headroom, 4);
struct sk_buff *frame = NULL;
u16 ethertype;
u8 *payload;
int offset = 0, remaining, err;
int offset = 0, remaining;
struct ethhdr eth;
bool reuse_frag = skb->head_frag && !skb_has_frag_list(skb);
bool reuse_skb = false;
bool last = false;
if (has_80211_header) {
err = __ieee80211_data_to_8023(skb, &eth, addr, iftype);
if (err)
goto out;
}
while (!last) {
unsigned int subframe_len;
int len;
@@ -781,8 +769,17 @@ void ieee80211_amsdu_to_8023s(struct sk_buff *skb, struct sk_buff_head *list,
goto purge;
offset += sizeof(struct ethhdr);
/* reuse skb for the last subframe */
last = remaining <= subframe_len + padding;
/* FIXME: should we really accept multicast DA? */
if ((check_da && !is_multicast_ether_addr(eth.h_dest) &&
!ether_addr_equal(check_da, eth.h_dest)) ||
(check_sa && !ether_addr_equal(check_sa, eth.h_source))) {
offset += len + padding;
continue;
}
/* reuse skb for the last subframe */
if (!skb_is_nonlinear(skb) && !reuse_frag && last) {
skb_pull(skb, offset);
frame = skb;
@@ -820,7 +817,6 @@ void ieee80211_amsdu_to_8023s(struct sk_buff *skb, struct sk_buff_head *list,
purge:
__skb_queue_purge(list);
out:
dev_kfree_skb(skb);
}
EXPORT_SYMBOL(ieee80211_amsdu_to_8023s);