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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

Browse source 
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6:
  net: Fix FDDI and TR config checks in ipv4 arp and LLC.
  IPv4: unresolved multicast route cleanup
  mac80211: remove association work when processing deauth request
  ar9170: wait for asynchronous firmware loading
  ipv4: udp: fix short packet and bad checksum logging
  phy: Fix initialization in micrel driver.
  sctp: Fix a race between ICMP protocol unreachable and connect()
  veth: Dont kfree_skb() after dev_forward_skb()
  IPv6: fix IPV6_RECVERR handling of locally-generated errors
  net/gianfar: drop recycled skbs on MTU change
  iwlwifi: work around passive scan issue
This commit is contained in:
Linus Torvalds 2010-05-11 10:11:40 -07:00
commit 9fc282baa8
20 changed files with 118 additions and 30 deletions
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2
drivers/net/gianfar.c
View file

@ -1649,6 +1649,7 @@ static void free_skb_resources(struct gfar_private *priv)
sizeof(struct rxbd8) * priv->total_rx_ring_size,
priv->tx_queue[0]->tx_bd_base,
priv->tx_queue[0]->tx_bd_dma_base);
skb_queue_purge(&priv->rx_recycle);
}
void gfar_start(struct net_device *dev)
@ -2088,7 +2089,6 @@ static int gfar_close(struct net_device *dev)
disable_napi(priv);
skb_queue_purge(&priv->rx_recycle);
cancel_work_sync(&priv->reset_task);
stop_gfar(dev);

1
drivers/net/phy/micrel.c
View file

@ -32,6 +32,7 @@ static int kszphy_config_init(struct phy_device *phydev)
static struct phy_driver ks8001_driver = {
.phy_id = PHY_ID_KS8001,
.name = "Micrel KS8001",
.phy_id_mask = 0x00fffff0,
.features = PHY_BASIC_FEATURES,
.flags = PHY_POLL,

1
drivers/net/veth.c
View file

@ -187,7 +187,6 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_OK;
rx_drop:
kfree_skb(skb);
rcv_stats->rx_dropped++;
return NETDEV_TX_OK;
}

11
drivers/net/wireless/ath/ar9170/usb.c
View file

@ -727,12 +727,16 @@ static void ar9170_usb_firmware_failed(struct ar9170_usb *aru)
{
struct device *parent = aru->udev->dev.parent;
complete(&aru->firmware_loading_complete);
/* unbind anything failed */
if (parent)
down(&parent->sem);
device_release_driver(&aru->udev->dev);
if (parent)
up(&parent->sem);
usb_put_dev(aru->udev);
}
static void ar9170_usb_firmware_finish(const struct firmware *fw, void *context)
@ -761,6 +765,8 @@ static void ar9170_usb_firmware_finish(const struct firmware *fw, void *context)
if (err)
goto err_unrx;
complete(&aru->firmware_loading_complete);
usb_put_dev(aru->udev);
return;
err_unrx:
@ -858,6 +864,7 @@ static int ar9170_usb_probe(struct usb_interface *intf,
init_usb_anchor(&aru->tx_pending);
init_usb_anchor(&aru->tx_submitted);
init_completion(&aru->cmd_wait);
init_completion(&aru->firmware_loading_complete);
spin_lock_init(&aru->tx_urb_lock);
aru->tx_pending_urbs = 0;
@ -877,6 +884,7 @@ static int ar9170_usb_probe(struct usb_interface *intf,
if (err)
goto err_freehw;
usb_get_dev(aru->udev);
return request_firmware_nowait(THIS_MODULE, 1, "ar9170.fw",
&aru->udev->dev, GFP_KERNEL, aru,
ar9170_usb_firmware_step2);
@ -896,6 +904,9 @@ static void ar9170_usb_disconnect(struct usb_interface *intf)
return;
aru->common.state = AR9170_IDLE;
wait_for_completion(&aru->firmware_loading_complete);
ar9170_unregister(&aru->common);
ar9170_usb_cancel_urbs(aru);

1
drivers/net/wireless/ath/ar9170/usb.h
View file

@ -71,6 +71,7 @@ struct ar9170_usb {
unsigned int tx_pending_urbs;
struct completion cmd_wait;
struct completion firmware_loading_complete;
int readlen;
u8 *readbuf;

4
drivers/net/wireless/iwlwifi/iwl-commands.h
View file

@ -2621,7 +2621,9 @@ struct iwl_ssid_ie {
#define PROBE_OPTION_MAX_3945 4
#define PROBE_OPTION_MAX 20
#define TX_CMD_LIFE_TIME_INFINITE cpu_to_le32(0xFFFFFFFF)
#define IWL_GOOD_CRC_TH cpu_to_le16(1)
#define IWL_GOOD_CRC_TH_DISABLED 0
#define IWL_GOOD_CRC_TH_DEFAULT cpu_to_le16(1)
#define IWL_GOOD_CRC_TH_NEVER cpu_to_le16(0xffff)
#define IWL_MAX_SCAN_SIZE 1024
#define IWL_MAX_CMD_SIZE 4096
#define IWL_MAX_PROBE_REQUEST 200

23
drivers/net/wireless/iwlwifi/iwl-scan.c
View file

@ -813,16 +813,29 @@ static void iwl_bg_request_scan(struct work_struct *data)
rate = IWL_RATE_1M_PLCP;
rate_flags = RATE_MCS_CCK_MSK;
}
scan->good_CRC_th = 0;
scan->good_CRC_th = IWL_GOOD_CRC_TH_DISABLED;
} else if (priv->scan_bands & BIT(IEEE80211_BAND_5GHZ)) {
band = IEEE80211_BAND_5GHZ;
rate = IWL_RATE_6M_PLCP;
/*
* If active scaning is requested but a certain channel
* is marked passive, we can do active scanning if we
* detect transmissions.
* If active scanning is requested but a certain channel is
* marked passive, we can do active scanning if we detect
* transmissions.
*
* There is an issue with some firmware versions that triggers
* a sysassert on a "good CRC threshold" of zero (== disabled),
* on a radar channel even though this means that we should NOT
* send probes.
*
* The "good CRC threshold" is the number of frames that we
* need to receive during our dwell time on a channel before
* sending out probes -- setting this to a huge value will
* mean we never reach it, but at the same time work around
* the aforementioned issue. Thus use IWL_GOOD_CRC_TH_NEVER
* here instead of IWL_GOOD_CRC_TH_DISABLED.
*/
scan->good_CRC_th = is_active ? IWL_GOOD_CRC_TH : 0;
scan->good_CRC_th = is_active ? IWL_GOOD_CRC_TH_DEFAULT :
IWL_GOOD_CRC_TH_NEVER;
/* Force use of chains B and C (0x6) for scan Rx for 4965
* Avoid A (0x1) because of its off-channel reception on A-band.

3
drivers/net/wireless/iwlwifi/iwl3945-base.c
View file

@ -2967,7 +2967,8 @@ static void iwl3945_bg_request_scan(struct work_struct *data)
* is marked passive, we can do active scanning if we
* detect transmissions.
*/
scan->good_CRC_th = is_active ? IWL_GOOD_CRC_TH : 0;
scan->good_CRC_th = is_active ? IWL_GOOD_CRC_TH_DEFAULT :
IWL_GOOD_CRC_TH_DISABLED;
band = IEEE80211_BAND_5GHZ;
} else {
IWL_WARN(priv, "Invalid scan band count\n");

1
include/net/sctp/sm.h
View file

@ -279,6 +279,7 @@ int sctp_do_sm(sctp_event_t event_type, sctp_subtype_t subtype,
/* 2nd level prototypes */
void sctp_generate_t3_rtx_event(unsigned long peer);
void sctp_generate_heartbeat_event(unsigned long peer);
void sctp_generate_proto_unreach_event(unsigned long peer);
void sctp_ootb_pkt_free(struct sctp_packet *);

3
include/net/sctp/structs.h
View file

@ -1010,6 +1010,9 @@ struct sctp_transport {
/* Heartbeat timer is per destination. */
struct timer_list hb_timer;
/* Timer to handle ICMP proto unreachable envets */
struct timer_list proto_unreach_timer;
/* Since we're using per-destination retransmission timers
* (see above), we're also using per-destination "transmitted"
* queues. This probably ought to be a private struct

11
net/core/dev.c
View file

@ -1451,7 +1451,7 @@ static inline void net_timestamp(struct sk_buff *skb)
*
* return values:
* NET_RX_SUCCESS (no congestion)
* NET_RX_DROP (packet was dropped)
* NET_RX_DROP (packet was dropped, but freed)
*
* dev_forward_skb can be used for injecting an skb from the
* start_xmit function of one device into the receive queue
@ -1465,12 +1465,11 @@ int dev_forward_skb(struct net_device *dev, struct sk_buff *skb)
{
skb_orphan(skb);
if (!(dev->flags & IFF_UP))
if (!(dev->flags & IFF_UP) ||
(skb->len > (dev->mtu + dev->hard_header_len))) {
kfree_skb(skb);
return NET_RX_DROP;
if (skb->len > (dev->mtu + dev->hard_header_len))
return NET_RX_DROP;
}
skb_set_dev(skb, dev);
skb->tstamp.tv64 = 0;
skb->pkt_type = PACKET_HOST;

6
net/ipv4/arp.c
View file

@ -661,13 +661,13 @@ struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,
#endif
#endif
#ifdef CONFIG_FDDI
#if defined(CONFIG_FDDI) || defined(CONFIG_FDDI_MODULE)
case ARPHRD_FDDI:
arp->ar_hrd = htons(ARPHRD_ETHER);
arp->ar_pro = htons(ETH_P_IP);
break;
#endif
#ifdef CONFIG_TR
#if defined(CONFIG_TR) || defined(CONFIG_TR_MODULE)
case ARPHRD_IEEE802_TR:
arp->ar_hrd = htons(ARPHRD_IEEE802);
arp->ar_pro = htons(ETH_P_IP);
@ -1051,7 +1051,7 @@ static int arp_req_set(struct net *net, struct arpreq *r,
return -EINVAL;
}
switch (dev->type) {
#ifdef CONFIG_FDDI
#if defined(CONFIG_FDDI) || defined(CONFIG_FDDI_MODULE)
case ARPHRD_FDDI:
/*
* According to RFC 1390, FDDI devices should accept ARP

3
net/ipv4/ipmr.c
View file

@ -754,7 +754,8 @@ ipmr_cache_unresolved(struct net *net, vifi_t vifi, struct sk_buff *skb)
c->next = mfc_unres_queue;
mfc_unres_queue = c;
mod_timer(&ipmr_expire_timer, c->mfc_un.unres.expires);
if (atomic_read(&net->ipv4.cache_resolve_queue_len) == 1)
mod_timer(&ipmr_expire_timer, c->mfc_un.unres.expires);
}
/*

6
net/ipv4/udp.c
View file

@ -1527,6 +1527,9 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
uh = udp_hdr(skb);
ulen = ntohs(uh->len);
saddr = ip_hdr(skb)->saddr;
daddr = ip_hdr(skb)->daddr;
if (ulen > skb->len)
goto short_packet;
@ -1540,9 +1543,6 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
if (udp4_csum_init(skb, uh, proto))
goto csum_error;
saddr = ip_hdr(skb)->saddr;
daddr = ip_hdr(skb)->daddr;
if (rt->rt_flags & (RTCF_BROADCAST|RTCF_MULTICAST))
return __udp4_lib_mcast_deliver(net, skb, uh,
saddr, daddr, udptable);

8
net/ipv6/datagram.c
View file

@ -222,6 +222,8 @@ void ipv6_icmp_error(struct sock *sk, struct sk_buff *skb, int err,
if (!skb)
return;
skb->protocol = htons(ETH_P_IPV6);
serr = SKB_EXT_ERR(skb);
serr->ee.ee_errno = err;
serr->ee.ee_origin = SO_EE_ORIGIN_ICMP6;
@ -255,6 +257,8 @@ void ipv6_local_error(struct sock *sk, int err, struct flowi *fl, u32 info)
if (!skb)
return;
skb->protocol = htons(ETH_P_IPV6);
skb_put(skb, sizeof(struct ipv6hdr));
skb_reset_network_header(skb);
iph = ipv6_hdr(skb);
@ -319,7 +323,7 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len)
sin->sin6_flowinfo = 0;
sin->sin6_port = serr->port;
sin->sin6_scope_id = 0;
if (serr->ee.ee_origin == SO_EE_ORIGIN_ICMP6) {
if (skb->protocol == htons(ETH_P_IPV6)) {
ipv6_addr_copy(&sin->sin6_addr,
(struct in6_addr *)(nh + serr->addr_offset));
if (np->sndflow)
@ -341,7 +345,7 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len)
sin->sin6_family = AF_INET6;
sin->sin6_flowinfo = 0;
sin->sin6_scope_id = 0;
if (serr->ee.ee_origin == SO_EE_ORIGIN_ICMP6) {
if (skb->protocol == htons(ETH_P_IPV6)) {
ipv6_addr_copy(&sin->sin6_addr, &ipv6_hdr(skb)->saddr);
if (np->rxopt.all)
datagram_recv_ctl(sk, msg, skb);

2
net/llc/llc_sap.c
View file

@ -31,7 +31,7 @@ static int llc_mac_header_len(unsigned short devtype)
case ARPHRD_ETHER:
case ARPHRD_LOOPBACK:
return sizeof(struct ethhdr);
#ifdef CONFIG_TR
#if defined(CONFIG_TR) || defined(CONFIG_TR_MODULE)
case ARPHRD_IEEE802_TR:
return sizeof(struct trh_hdr);
#endif

3
net/mac80211/mlme.c
View file

@ -2030,7 +2030,8 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
continue;
if (wk->type != IEEE80211_WORK_DIRECT_PROBE &&
wk->type != IEEE80211_WORK_AUTH)
wk->type != IEEE80211_WORK_AUTH &&
wk->type != IEEE80211_WORK_ASSOC)
continue;
if (memcmp(req->bss->bssid, wk->filter_ta, ETH_ALEN))

22
net/sctp/input.c
View file

@ -440,11 +440,25 @@ void sctp_icmp_proto_unreachable(struct sock *sk,
{
SCTP_DEBUG_PRINTK("%s\n", __func__);
sctp_do_sm(SCTP_EVENT_T_OTHER,
SCTP_ST_OTHER(SCTP_EVENT_ICMP_PROTO_UNREACH),
asoc->state, asoc->ep, asoc, t,
GFP_ATOMIC);
if (sock_owned_by_user(sk)) {
if (timer_pending(&t->proto_unreach_timer))
return;
else {
if (!mod_timer(&t->proto_unreach_timer,
jiffies + (HZ/20)))
sctp_association_hold(asoc);
}
} else {
if (timer_pending(&t->proto_unreach_timer) &&
del_timer(&t->proto_unreach_timer))
sctp_association_put(asoc);
sctp_do_sm(SCTP_EVENT_T_OTHER,
SCTP_ST_OTHER(SCTP_EVENT_ICMP_PROTO_UNREACH),
asoc->state, asoc->ep, asoc, t,
GFP_ATOMIC);
}
}
/* Common lookup code for icmp/icmpv6 error handler. */

35
net/sctp/sm_sideeffect.c
View file

@ -397,6 +397,41 @@ void sctp_generate_heartbeat_event(unsigned long data)
sctp_transport_put(transport);
}
/* Handle the timeout of the ICMP protocol unreachable timer. Trigger
* the correct state machine transition that will close the association.
*/
void sctp_generate_proto_unreach_event(unsigned long data)
{
struct sctp_transport *transport = (struct sctp_transport *) data;
struct sctp_association *asoc = transport->asoc;
sctp_bh_lock_sock(asoc->base.sk);
if (sock_owned_by_user(asoc->base.sk)) {
SCTP_DEBUG_PRINTK("%s:Sock is busy.\n", __func__);
/* Try again later. */
if (!mod_timer(&transport->proto_unreach_timer,
jiffies + (HZ/20)))
sctp_association_hold(asoc);
goto out_unlock;
}
/* Is this structure just waiting around for us to actually
* get destroyed?
*/
if (asoc->base.dead)
goto out_unlock;
sctp_do_sm(SCTP_EVENT_T_OTHER,
SCTP_ST_OTHER(SCTP_EVENT_ICMP_PROTO_UNREACH),
asoc->state, asoc->ep, asoc, transport, GFP_ATOMIC);
out_unlock:
sctp_bh_unlock_sock(asoc->base.sk);
sctp_association_put(asoc);
}
/* Inject a SACK Timeout event into the state machine. */
static void sctp_generate_sack_event(unsigned long data)
{

2
net/sctp/transport.c
View file

@ -108,6 +108,8 @@ static struct sctp_transport *sctp_transport_init(struct sctp_transport *peer,
(unsigned long)peer);
setup_timer(&peer->hb_timer, sctp_generate_heartbeat_event,
(unsigned long)peer);
setup_timer(&peer->proto_unreach_timer,
sctp_generate_proto_unreach_event, (unsigned long)peer);
/* Initialize the 64-bit random nonce sent with heartbeat. */
get_random_bytes(&peer->hb_nonce, sizeof(peer->hb_nonce));