diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-24 07:46:51 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-24 07:46:51 -0700 |
commit | 3e241ff0c57cb610301009fe8c3b9da4c6877800 (patch) | |
tree | 9663c4ebd8e431a052675b19585e1cc9471b2ef3 /net | |
parent | dc0046c7586da5db7561dd8b8e09b40d29ade5fa (diff) | |
parent | 29fe1b481283a1bada994a69f65736db4ae6f35f (diff) | |
download | lwn-3e241ff0c57cb610301009fe8c3b9da4c6877800.tar.gz lwn-3e241ff0c57cb610301009fe8c3b9da4c6877800.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (94 commits)
netfilter: ctnetlink: fix gcc warning during compilation
net/netrom: Fix socket locking
netlabel: Always remove the correct address selector
ucc_geth.c: Fix upsmr setting in RMII mode
8139too: fix HW initial flow
af_iucv: Fix race when queuing incoming iucv messages
af_iucv: Test additional sk states in iucv_sock_shutdown
af_iucv: Reject incoming msgs if RECV_SHUTDOWN is set
af_iucv: fix oops in iucv_sock_recvmsg() for MSG_PEEK flag
af_iucv: consider state IUCV_CLOSING when closing a socket
iwlwifi: DMA fixes
iwlwifi: add debugging for TX path
mwl8: fix build warning.
mac80211: fix alignment calculation bug
mac80211: do not print WARN if config interface
iwl3945: use cancel_delayed_work_sync to cancel rfkill_poll
iwlwifi: fix EEPROM validation mask to include OTP only devices
atmel: fix netdev ops conversion
pcnet_cs: add cis(firmware) of the Allied Telesis LA-PCM
mlx4_en: Fix cleanup if workqueue create in mlx4_en_add() fails
...
Diffstat (limited to 'net')
-rw-r--r-- | net/8021q/vlan_dev.c | 3 | ||||
-rw-r--r-- | net/ax25/ax25_uid.c | 12 | ||||
-rw-r--r-- | net/bluetooth/hci_event.c | 38 | ||||
-rw-r--r-- | net/bluetooth/rfcomm/core.c | 2 | ||||
-rw-r--r-- | net/can/af_can.c | 4 | ||||
-rw-r--r-- | net/core/dev.c | 13 | ||||
-rw-r--r-- | net/ipv4/netfilter/nf_nat_core.c | 3 | ||||
-rw-r--r-- | net/ipv4/tcp.c | 6 | ||||
-rw-r--r-- | net/ipv4/tcp_output.c | 2 | ||||
-rw-r--r-- | net/iucv/af_iucv.c | 24 | ||||
-rw-r--r-- | net/mac80211/Kconfig | 7 | ||||
-rw-r--r-- | net/mac80211/main.c | 2 | ||||
-rw-r--r-- | net/mac80211/mlme.c | 38 | ||||
-rw-r--r-- | net/mac80211/pm.c | 15 | ||||
-rw-r--r-- | net/mac80211/rx.c | 15 | ||||
-rw-r--r-- | net/mac80211/wext.c | 43 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_helper.c | 2 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_netlink.c | 14 | ||||
-rw-r--r-- | net/netfilter/nf_log.c | 4 | ||||
-rw-r--r-- | net/netfilter/nfnetlink.c | 2 | ||||
-rw-r--r-- | net/netlabel/netlabel_addrlist.c | 26 | ||||
-rw-r--r-- | net/netrom/af_netrom.c | 6 | ||||
-rw-r--r-- | net/sched/sch_netem.c | 8 | ||||
-rw-r--r-- | net/wireless/core.h | 2 | ||||
-rw-r--r-- | net/wireless/nl80211.c | 4 | ||||
-rw-r--r-- | net/wireless/reg.c | 5 | ||||
-rw-r--r-- | net/wireless/scan.c | 40 |
27 files changed, 237 insertions, 103 deletions
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index 1b34135cf990..6b0921364014 100644 --- a/net/8021q/vlan_dev.c +++ b/net/8021q/vlan_dev.c @@ -668,7 +668,8 @@ static int vlan_ethtool_get_settings(struct net_device *dev, const struct vlan_dev_info *vlan = vlan_dev_info(dev); struct net_device *real_dev = vlan->real_dev; - if (!real_dev->ethtool_ops->get_settings) + if (!real_dev->ethtool_ops || + !real_dev->ethtool_ops->get_settings) return -EOPNOTSUPP; return real_dev->ethtool_ops->get_settings(real_dev, cmd); diff --git a/net/ax25/ax25_uid.c b/net/ax25/ax25_uid.c index 57aeba729bae..832bcf092a01 100644 --- a/net/ax25/ax25_uid.c +++ b/net/ax25/ax25_uid.c @@ -148,9 +148,13 @@ static void *ax25_uid_seq_start(struct seq_file *seq, loff_t *pos) { struct ax25_uid_assoc *pt; struct hlist_node *node; - int i = 0; + int i = 1; read_lock(&ax25_uid_lock); + + if (*pos == 0) + return SEQ_START_TOKEN; + ax25_uid_for_each(pt, node, &ax25_uid_list) { if (i == *pos) return pt; @@ -162,8 +166,10 @@ static void *ax25_uid_seq_start(struct seq_file *seq, loff_t *pos) static void *ax25_uid_seq_next(struct seq_file *seq, void *v, loff_t *pos) { ++*pos; - - return hlist_entry(((ax25_uid_assoc *)v)->uid_node.next, + if (v == SEQ_START_TOKEN) + return ax25_uid_list.first; + else + return hlist_entry(((ax25_uid_assoc *)v)->uid_node.next, ax25_uid_assoc, uid_node); } diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 55534244c3a0..15f40ea8d544 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -866,8 +866,16 @@ static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *s hci_dev_lock(hdev); conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); - if (!conn) - goto unlock; + if (!conn) { + if (ev->link_type != SCO_LINK) + goto unlock; + + conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr); + if (!conn) + goto unlock; + + conn->type = SCO_LINK; + } if (!ev->status) { conn->handle = __le16_to_cpu(ev->handle); @@ -1646,20 +1654,28 @@ static inline void hci_sync_conn_complete_evt(struct hci_dev *hdev, struct sk_bu conn->type = SCO_LINK; } - if (conn->out && ev->status == 0x1c && conn->attempt < 2) { - conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) | - (hdev->esco_type & EDR_ESCO_MASK); - hci_setup_sync(conn, conn->link->handle); - goto unlock; - } - - if (!ev->status) { + switch (ev->status) { + case 0x00: conn->handle = __le16_to_cpu(ev->handle); conn->state = BT_CONNECTED; hci_conn_add_sysfs(conn); - } else + break; + + case 0x1c: /* SCO interval rejected */ + case 0x1f: /* Unspecified error */ + if (conn->out && conn->attempt < 2) { + conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) | + (hdev->esco_type & EDR_ESCO_MASK); + hci_setup_sync(conn, conn->link->handle); + goto unlock; + } + /* fall through */ + + default: conn->state = BT_CLOSED; + break; + } hci_proto_connect_cfm(conn, ev->status); if (ev->status) diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index 1d0fb0f23c63..374536e050aa 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -1194,6 +1194,8 @@ void rfcomm_dlc_accept(struct rfcomm_dlc *d) rfcomm_send_ua(d->session, d->dlci); + rfcomm_dlc_clear_timer(d); + rfcomm_dlc_lock(d); d->state = BT_CONNECTED; d->state_change(d, 0); diff --git a/net/can/af_can.c b/net/can/af_can.c index 547bafc79e28..10f0528c3bf5 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -674,8 +674,8 @@ static int can_rcv(struct sk_buff *skb, struct net_device *dev, rcu_read_unlock(); - /* free the skbuff allocated by the netdevice driver */ - kfree_skb(skb); + /* consume the skbuff allocated by the netdevice driver */ + consume_skb(skb); if (matches > 0) { can_stats.matches++; diff --git a/net/core/dev.c b/net/core/dev.c index 343883f65ea7..308a7d0c277f 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1336,7 +1336,12 @@ static void dev_queue_xmit_nit(struct sk_buff *skb, struct net_device *dev) { struct packet_type *ptype; +#ifdef CONFIG_NET_CLS_ACT + if (!(skb->tstamp.tv64 && (G_TC_FROM(skb->tc_verd) & AT_INGRESS))) + net_timestamp(skb); +#else net_timestamp(skb); +#endif rcu_read_lock(); list_for_each_entry_rcu(ptype, &ptype_all, list) { @@ -2540,9 +2545,9 @@ struct sk_buff *napi_fraginfo_skb(struct napi_struct *napi, } BUG_ON(info->nr_frags > MAX_SKB_FRAGS); - frag = &info->frags[info->nr_frags - 1]; + frag = info->frags; - for (i = skb_shinfo(skb)->nr_frags; i < info->nr_frags; i++) { + for (i = 0; i < info->nr_frags; i++) { skb_fill_page_desc(skb, i, frag->page, frag->page_offset, frag->size); frag++; @@ -4400,7 +4405,7 @@ int register_netdevice(struct net_device *dev) dev->iflink = -1; #ifdef CONFIG_COMPAT_NET_DEV_OPS - /* Netdevice_ops API compatiability support. + /* Netdevice_ops API compatibility support. * This is temporary until all network devices are converted. */ if (dev->netdev_ops) { @@ -4411,7 +4416,7 @@ int register_netdevice(struct net_device *dev) dev->name, netdev_drivername(dev, drivername, 64)); /* This works only because net_device_ops and the - compatiablity structure are the same. */ + compatibility structure are the same. */ dev->netdev_ops = (void *) &(dev->init); } #endif diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c index fe65187810f0..3229e0a81ba6 100644 --- a/net/ipv4/netfilter/nf_nat_core.c +++ b/net/ipv4/netfilter/nf_nat_core.c @@ -211,7 +211,8 @@ find_best_ips_proto(struct nf_conntrack_tuple *tuple, minip = ntohl(range->min_ip); maxip = ntohl(range->max_ip); j = jhash_2words((__force u32)tuple->src.u3.ip, - (__force u32)tuple->dst.u3.ip, 0); + range->flags & IP_NAT_RANGE_PERSISTENT ? + (__force u32)tuple->dst.u3.ip : 0, 0); j = ((u64)j * (maxip - minip + 1)) >> 32; *var_ipp = htonl(minip + j); } diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index fafbec8b073e..1d7f49c6f0ca 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2511,6 +2511,7 @@ struct sk_buff **tcp_gro_receive(struct sk_buff **head, struct sk_buff *skb) struct sk_buff *p; struct tcphdr *th; struct tcphdr *th2; + unsigned int len; unsigned int thlen; unsigned int flags; unsigned int mss = 1; @@ -2531,6 +2532,7 @@ struct sk_buff **tcp_gro_receive(struct sk_buff **head, struct sk_buff *skb) skb_gro_pull(skb, thlen); + len = skb_gro_len(skb); flags = tcp_flag_word(th); for (; (p = *head); head = &p->next) { @@ -2561,7 +2563,7 @@ found: mss = skb_shinfo(p)->gso_size; - flush |= (skb_gro_len(skb) > mss) | !skb_gro_len(skb); + flush |= (len > mss) | !len; flush |= (ntohl(th2->seq) + skb_gro_len(p)) ^ ntohl(th->seq); if (flush || skb_gro_receive(head, skb)) { @@ -2574,7 +2576,7 @@ found: tcp_flag_word(th2) |= flags & (TCP_FLAG_FIN | TCP_FLAG_PSH); out_check_final: - flush = skb_gro_len(skb) < mss; + flush = len < mss; flush |= flags & (TCP_FLAG_URG | TCP_FLAG_PSH | TCP_FLAG_RST | TCP_FLAG_SYN | TCP_FLAG_FIN); diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 53300fa2359f..59aec609cec6 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -778,7 +778,7 @@ static void tcp_adjust_pcount(struct sock *sk, struct sk_buff *skb, int decr) if (tp->lost_skb_hint && before(TCP_SKB_CB(skb)->seq, TCP_SKB_CB(tp->lost_skb_hint)->seq) && - (tcp_is_fack(tp) || TCP_SKB_CB(skb)->sacked)) + (tcp_is_fack(tp) || (TCP_SKB_CB(skb)->sacked & TCPCB_SACKED_ACKED))) tp->lost_cnt_hint -= decr; tcp_verify_left_out(tp); diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c index 49e786535dc8..b51c9187c347 100644 --- a/net/iucv/af_iucv.c +++ b/net/iucv/af_iucv.c @@ -172,6 +172,7 @@ static void iucv_sock_close(struct sock *sk) err = iucv_sock_wait_state(sk, IUCV_CLOSED, 0, timeo); } + case IUCV_CLOSING: /* fall through */ sk->sk_state = IUCV_CLOSED; sk->sk_state_change(sk); @@ -224,6 +225,8 @@ static struct sock *iucv_sock_alloc(struct socket *sock, int proto, gfp_t prio) spin_lock_init(&iucv_sk(sk)->message_q.lock); skb_queue_head_init(&iucv_sk(sk)->backlog_skb_q); iucv_sk(sk)->send_tag = 0; + iucv_sk(sk)->path = NULL; + memset(&iucv_sk(sk)->src_user_id , 0, 32); sk->sk_destruct = iucv_sock_destruct; sk->sk_sndtimeo = IUCV_CONN_TIMEOUT; @@ -811,6 +814,8 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, target = sock_rcvlowat(sk, flags & MSG_WAITALL, len); + /* receive/dequeue next skb: + * the function understands MSG_PEEK and, thus, does not dequeue skb */ skb = skb_recv_datagram(sk, flags, noblock, &err); if (!skb) { if (sk->sk_shutdown & RCV_SHUTDOWN) @@ -858,9 +863,7 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, iucv_process_message_q(sk); spin_unlock_bh(&iucv->message_q.lock); } - - } else - skb_queue_head(&sk->sk_receive_queue, skb); + } done: return err ? : copied; @@ -934,6 +937,9 @@ static int iucv_sock_shutdown(struct socket *sock, int how) lock_sock(sk); switch (sk->sk_state) { + case IUCV_DISCONN: + case IUCV_CLOSING: + case IUCV_SEVERED: case IUCV_CLOSED: err = -ENOTCONN; goto fail; @@ -1113,8 +1119,12 @@ static void iucv_callback_rx(struct iucv_path *path, struct iucv_message *msg) struct sock_msg_q *save_msg; int len; - if (sk->sk_shutdown & RCV_SHUTDOWN) + if (sk->sk_shutdown & RCV_SHUTDOWN) { + iucv_message_reject(path, msg); return; + } + + spin_lock(&iucv->message_q.lock); if (!list_empty(&iucv->message_q.list) || !skb_queue_empty(&iucv->backlog_skb_q)) @@ -1129,9 +1139,8 @@ static void iucv_callback_rx(struct iucv_path *path, struct iucv_message *msg) if (!skb) goto save_message; - spin_lock(&iucv->message_q.lock); iucv_process_message(sk, skb, path, msg); - spin_unlock(&iucv->message_q.lock); + goto out_unlock; return; @@ -1142,8 +1151,9 @@ save_message: save_msg->path = path; save_msg->msg = *msg; - spin_lock(&iucv->message_q.lock); list_add_tail(&save_msg->list, &iucv->message_q.list); + +out_unlock: spin_unlock(&iucv->message_q.lock); } diff --git a/net/mac80211/Kconfig b/net/mac80211/Kconfig index f3d9ae350fb6..ecc3faf9f11a 100644 --- a/net/mac80211/Kconfig +++ b/net/mac80211/Kconfig @@ -202,10 +202,3 @@ config MAC80211_DEBUG_COUNTERS and show them in debugfs. If unsure, say N. - -config MAC80211_VERBOSE_SPECT_MGMT_DEBUG - bool "Verbose Spectrum Management (IEEE 802.11h)debugging" - depends on MAC80211_DEBUG_MENU - ---help--- - Say Y here to print out verbose Spectrum Management (IEEE 802.11h) - debug messages. diff --git a/net/mac80211/main.c b/net/mac80211/main.c index a6f1d8a869bc..fbcbed6cad01 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -258,7 +258,7 @@ int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) (chan->max_power - local->power_constr_level) : chan->max_power; - if (local->user_power_level) + if (local->user_power_level >= 0) power = min(power, local->user_power_level); if (local->hw.conf.power_level != power) { diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 7ecda9d59d8a..132938b073dc 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -441,6 +441,9 @@ static bool ieee80211_check_tim(struct ieee802_11_elems *elems, u16 aid) u8 index, indexn1, indexn2; struct ieee80211_tim_ie *tim = (struct ieee80211_tim_ie *) elems->tim; + if (unlikely(!tim || elems->tim_len < 4)) + return false; + aid &= 0x3fff; index = aid / 8; mask = 1 << (aid & 7); @@ -945,9 +948,13 @@ void ieee80211_beacon_loss_work(struct work_struct *work) u.mgd.beacon_loss_work); struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - printk(KERN_DEBUG "%s: driver reports beacon loss from AP %pM " - "- sending probe request\n", sdata->dev->name, - sdata->u.mgd.bssid); +#ifdef CONFIG_MAC80211_VERBOSE_DEBUG + if (net_ratelimit()) { + printk(KERN_DEBUG "%s: driver reports beacon loss from AP %pM " + "- sending probe request\n", sdata->dev->name, + sdata->u.mgd.bssid); + } +#endif ifmgd->flags |= IEEE80211_STA_PROBEREQ_POLL; ieee80211_send_probe_req(sdata, ifmgd->bssid, ifmgd->ssid, @@ -1007,9 +1014,13 @@ static void ieee80211_associated(struct ieee80211_sub_if_data *sdata) (local->hw.conf.flags & IEEE80211_CONF_PS)) && time_after(jiffies, ifmgd->last_beacon + IEEE80211_MONITORING_INTERVAL)) { - printk(KERN_DEBUG "%s: beacon loss from AP %pM " - "- sending probe request\n", - sdata->dev->name, ifmgd->bssid); +#ifdef CONFIG_MAC80211_VERBOSE_DEBUG + if (net_ratelimit()) { + printk(KERN_DEBUG "%s: beacon loss from AP %pM " + "- sending probe request\n", + sdata->dev->name, ifmgd->bssid); + } +#endif ifmgd->flags |= IEEE80211_STA_PROBEREQ_POLL; ieee80211_send_probe_req(sdata, ifmgd->bssid, ifmgd->ssid, ifmgd->ssid_len, NULL, 0); @@ -1355,7 +1366,7 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata, for (i = 0; i < elems.ext_supp_rates_len; i++) { int rate = (elems.ext_supp_rates[i] & 0x7f) * 5; - bool is_basic = !!(elems.supp_rates[i] & 0x80); + bool is_basic = !!(elems.ext_supp_rates[i] & 0x80); if (rate > 110) have_higher_than_11mbit = true; @@ -1902,9 +1913,17 @@ static void ieee80211_sta_work(struct work_struct *work) static void ieee80211_restart_sta_timer(struct ieee80211_sub_if_data *sdata) { - if (sdata->vif.type == NL80211_IFTYPE_STATION) + if (sdata->vif.type == NL80211_IFTYPE_STATION) { + /* + * Need to update last_beacon to avoid beacon loss + * test to trigger. + */ + sdata->u.mgd.last_beacon = jiffies; + + queue_work(sdata->local->hw.workqueue, &sdata->u.mgd.work); + } } /* interface setup */ @@ -2105,12 +2124,13 @@ void ieee80211_dynamic_ps_enable_work(struct work_struct *work) struct ieee80211_local *local = container_of(work, struct ieee80211_local, dynamic_ps_enable_work); + /* XXX: using scan_sdata is completely broken! */ struct ieee80211_sub_if_data *sdata = local->scan_sdata; if (local->hw.conf.flags & IEEE80211_CONF_PS) return; - if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) + if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK && sdata) ieee80211_send_nullfunc(local, sdata, 1); local->hw.conf.flags |= IEEE80211_CONF_PS; diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c index 027302326498..81985d27cbda 100644 --- a/net/mac80211/pm.c +++ b/net/mac80211/pm.c @@ -156,8 +156,19 @@ int __ieee80211_resume(struct ieee80211_hw *hw) case NL80211_IFTYPE_ADHOC: case NL80211_IFTYPE_AP: case NL80211_IFTYPE_MESH_POINT: - WARN_ON(ieee80211_if_config(sdata, changed)); - ieee80211_bss_info_change_notify(sdata, ~0); + /* + * Driver's config_interface can fail if rfkill is + * enabled. Accommodate this return code. + * FIXME: When mac80211 has knowledge of rfkill + * state the code below can change back to: + * WARN(ieee80211_if_config(sdata, changed)); + * ieee80211_bss_info_change_notify(sdata, ~0); + */ + if (ieee80211_if_config(sdata, changed)) + printk(KERN_DEBUG "%s: failed to configure interface during resume\n", + sdata->dev->name); + else + ieee80211_bss_info_change_notify(sdata, ~0); break; case NL80211_IFTYPE_WDS: break; diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 64ebe664effc..9776f73c51ad 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -29,6 +29,7 @@ static u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw, struct tid_ampdu_rx *tid_agg_rx, struct sk_buff *skb, + struct ieee80211_rx_status *status, u16 mpdu_seq_num, int bar_req); /* @@ -1396,7 +1397,7 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx) * mac80211. That also explains the __skb_push() * below. */ - align = (unsigned long)skb->data & 4; + align = (unsigned long)skb->data & 3; if (align) { if (WARN_ON(skb_headroom(skb) < 3)) { dev_kfree_skb(skb); @@ -1688,7 +1689,7 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx) /* manage reordering buffer according to requested */ /* sequence number */ rcu_read_lock(); - ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, NULL, + ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, NULL, NULL, start_seq_num, 1); rcu_read_unlock(); return RX_DROP_UNUSABLE; @@ -2293,6 +2294,7 @@ static inline u16 seq_sub(u16 sq1, u16 sq2) static u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw, struct tid_ampdu_rx *tid_agg_rx, struct sk_buff *skb, + struct ieee80211_rx_status *rxstatus, u16 mpdu_seq_num, int bar_req) { @@ -2374,6 +2376,8 @@ static u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw, /* put the frame in the reordering buffer */ tid_agg_rx->reorder_buf[index] = skb; + memcpy(tid_agg_rx->reorder_buf[index]->cb, rxstatus, + sizeof(*rxstatus)); tid_agg_rx->stored_mpdu_num++; /* release the buffer until next missing frame */ index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) @@ -2399,7 +2403,8 @@ static u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw, } static u8 ieee80211_rx_reorder_ampdu(struct ieee80211_local *local, - struct sk_buff *skb) + struct sk_buff *skb, + struct ieee80211_rx_status *status) { struct ieee80211_hw *hw = &local->hw; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; @@ -2448,7 +2453,7 @@ static u8 ieee80211_rx_reorder_ampdu(struct ieee80211_local *local, /* according to mpdu sequence number deal with reordering buffer */ mpdu_seq_num = (sc & IEEE80211_SCTL_SEQ) >> 4; - ret = ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb, + ret = ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb, status, mpdu_seq_num, 0); end_reorder: return ret; @@ -2512,7 +2517,7 @@ void __ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb, return; } - if (!ieee80211_rx_reorder_ampdu(local, skb)) + if (!ieee80211_rx_reorder_ampdu(local, skb, status)) __ieee80211_rx_handle_packet(hw, skb, status, rate); rcu_read_unlock(); diff --git a/net/mac80211/wext.c b/net/mac80211/wext.c index deb4ecec122a..959aa8379ccf 100644 --- a/net/mac80211/wext.c +++ b/net/mac80211/wext.c @@ -417,6 +417,7 @@ static int ieee80211_ioctl_siwtxpower(struct net_device *dev, { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); struct ieee80211_channel* chan = local->hw.conf.channel; + bool reconf = false; u32 reconf_flags = 0; int new_power_level; @@ -427,14 +428,38 @@ static int ieee80211_ioctl_siwtxpower(struct net_device *dev, if (!chan) return -EINVAL; - if (data->txpower.fixed) - new_power_level = min(data->txpower.value, chan->max_power); - else /* Automatic power level setting */ - new_power_level = chan->max_power; + /* only change when not disabling */ + if (!data->txpower.disabled) { + if (data->txpower.fixed) { + if (data->txpower.value < 0) + return -EINVAL; + new_power_level = data->txpower.value; + /* + * Debatable, but we cannot do a fixed power + * level above the regulatory constraint. + * Use "iwconfig wlan0 txpower 15dBm" instead. + */ + if (new_power_level > chan->max_power) + return -EINVAL; + } else { + /* + * Automatic power level setting, max being the value + * passed in from userland. + */ + if (data->txpower.value < 0) + new_power_level = -1; + else + new_power_level = data->txpower.value; + } + + reconf = true; - local->user_power_level = new_power_level; - if (local->hw.conf.power_level != new_power_level) - reconf_flags |= IEEE80211_CONF_CHANGE_POWER; + /* + * ieee80211_hw_config() will limit to the channel's + * max power and possibly power constraint from AP. + */ + local->user_power_level = new_power_level; + } if (local->hw.conf.radio_enabled != !(data->txpower.disabled)) { local->hw.conf.radio_enabled = !(data->txpower.disabled); @@ -442,7 +467,7 @@ static int ieee80211_ioctl_siwtxpower(struct net_device *dev, ieee80211_led_radio(local, local->hw.conf.radio_enabled); } - if (reconf_flags) + if (reconf || reconf_flags) ieee80211_hw_config(local, reconf_flags); return 0; @@ -530,7 +555,7 @@ static int ieee80211_ioctl_giwfrag(struct net_device *dev, struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); frag->value = local->fragmentation_threshold; - frag->disabled = (frag->value >= IEEE80211_MAX_RTS_THRESHOLD); + frag->disabled = (frag->value >= IEEE80211_MAX_FRAG_THRESHOLD); frag->fixed = 1; return 0; diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c index 30b8e9009f99..0fa5a422959f 100644 --- a/net/netfilter/nf_conntrack_helper.c +++ b/net/netfilter/nf_conntrack_helper.c @@ -176,7 +176,7 @@ static void __nf_conntrack_helper_unregister(struct nf_conntrack_helper *me, } /* Get rid of expecteds, set helpers to NULL. */ - hlist_for_each_entry(h, nn, &net->ct.unconfirmed, hnnode) + hlist_nulls_for_each_entry(h, nn, &net->ct.unconfirmed, hnnode) unhelp(h, me); for (i = 0; i < nf_conntrack_htable_size; i++) { hlist_nulls_for_each_entry(h, nn, &net->ct.hash[i], hnnode) diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index c6439c77953c..f13fc57e1ecb 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -512,7 +512,7 @@ static int ctnetlink_conntrack_event(struct notifier_block *this, skb = ctnetlink_alloc_skb(tuple(ct, IP_CT_DIR_ORIGINAL), GFP_ATOMIC); if (!skb) - return NOTIFY_DONE; + goto errout; b = skb->tail; @@ -591,8 +591,9 @@ static int ctnetlink_conntrack_event(struct notifier_block *this, nla_put_failure: rcu_read_unlock(); nlmsg_failure: - nfnetlink_set_err(0, group, -ENOBUFS); kfree_skb(skb); +errout: + nfnetlink_set_err(0, group, -ENOBUFS); return NOTIFY_DONE; } #endif /* CONFIG_NF_CONNTRACK_EVENTS */ @@ -987,7 +988,7 @@ ctnetlink_change_helper(struct nf_conn *ct, struct nlattr *cda[]) { struct nf_conntrack_helper *helper; struct nf_conn_help *help = nfct_help(ct); - char *helpname; + char *helpname = NULL; int err; /* don't change helper of sibling connections */ @@ -1230,7 +1231,7 @@ ctnetlink_create_conntrack(struct nlattr *cda[], rcu_read_lock(); if (cda[CTA_HELP]) { - char *helpname; + char *helpname = NULL; err = ctnetlink_parse_help(cda[CTA_HELP], &helpname); if (err < 0) @@ -1564,7 +1565,7 @@ static int ctnetlink_expect_event(struct notifier_block *this, skb = alloc_skb(NLMSG_GOODSIZE, GFP_ATOMIC); if (!skb) - return NOTIFY_DONE; + goto errout; b = skb->tail; @@ -1589,8 +1590,9 @@ static int ctnetlink_expect_event(struct notifier_block *this, nla_put_failure: rcu_read_unlock(); nlmsg_failure: - nfnetlink_set_err(0, 0, -ENOBUFS); kfree_skb(skb); +errout: + nfnetlink_set_err(0, 0, -ENOBUFS); return NOTIFY_DONE; } #endif diff --git a/net/netfilter/nf_log.c b/net/netfilter/nf_log.c index 8bb998fe098b..beb37311e1a5 100644 --- a/net/netfilter/nf_log.c +++ b/net/netfilter/nf_log.c @@ -36,10 +36,14 @@ static struct nf_logger *__find_logger(int pf, const char *str_logger) int nf_log_register(u_int8_t pf, struct nf_logger *logger) { const struct nf_logger *llog; + int i; if (pf >= ARRAY_SIZE(nf_loggers)) return -EINVAL; + for (i = 0; i < ARRAY_SIZE(logger->list); i++) + INIT_LIST_HEAD(&logger->list[i]); + mutex_lock(&nf_log_mutex); if (pf == NFPROTO_UNSPEC) { diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c index 2785d66a7e38..b8ab37ad7ed5 100644 --- a/net/netfilter/nfnetlink.c +++ b/net/netfilter/nfnetlink.c @@ -203,7 +203,7 @@ static int __init nfnetlink_init(void) nfnetlink_rcv, NULL, THIS_MODULE); if (!nfnl) { printk(KERN_ERR "cannot initialize nfnetlink!\n"); - return -1; + return -ENOMEM; } return 0; diff --git a/net/netlabel/netlabel_addrlist.c b/net/netlabel/netlabel_addrlist.c index 834c6eb7f484..c0519139679e 100644 --- a/net/netlabel/netlabel_addrlist.c +++ b/net/netlabel/netlabel_addrlist.c @@ -256,13 +256,11 @@ struct netlbl_af4list *netlbl_af4list_remove(__be32 addr, __be32 mask, { struct netlbl_af4list *entry; - entry = netlbl_af4list_search(addr, head); - if (entry != NULL && entry->addr == addr && entry->mask == mask) { - netlbl_af4list_remove_entry(entry); - return entry; - } - - return NULL; + entry = netlbl_af4list_search_exact(addr, mask, head); + if (entry == NULL) + return NULL; + netlbl_af4list_remove_entry(entry); + return entry; } #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) @@ -299,15 +297,11 @@ struct netlbl_af6list *netlbl_af6list_remove(const struct in6_addr *addr, { struct netlbl_af6list *entry; - entry = netlbl_af6list_search(addr, head); - if (entry != NULL && - ipv6_addr_equal(&entry->addr, addr) && - ipv6_addr_equal(&entry->mask, mask)) { - netlbl_af6list_remove_entry(entry); - return entry; - } - - return NULL; + entry = netlbl_af6list_search_exact(addr, mask, head); + if (entry == NULL) + return NULL; + netlbl_af6list_remove_entry(entry); + return entry; } #endif /* IPv6 */ diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index 4e705f87969f..3be0e016ab7d 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -1084,8 +1084,10 @@ static int nr_sendmsg(struct kiocb *iocb, struct socket *sock, /* Build a packet - the conventional user limit is 236 bytes. We can do ludicrously large NetROM frames but must not overflow */ - if (len > 65536) - return -EMSGSIZE; + if (len > 65536) { + err = -EMSGSIZE; + goto out; + } SOCK_DEBUG(sk, "NET/ROM: sendto: building packet.\n"); size = len + NR_NETWORK_LEN + NR_TRANSPORT_LEN; diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c index d876b8734848..2b88295cb7b7 100644 --- a/net/sched/sch_netem.c +++ b/net/sched/sch_netem.c @@ -280,6 +280,14 @@ static struct sk_buff *netem_dequeue(struct Qdisc *sch) if (unlikely(!skb)) return NULL; +#ifdef CONFIG_NET_CLS_ACT + /* + * If it's at ingress let's pretend the delay is + * from the network (tstamp will be updated). + */ + if (G_TC_FROM(skb->tc_verd) & AT_INGRESS) + skb->tstamp.tv64 = 0; +#endif pr_debug("netem_dequeue: return skb=%p\n", skb); sch->q.qlen--; return skb; diff --git a/net/wireless/core.h b/net/wireless/core.h index d43daa236ef9..0a592e4295f0 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -90,7 +90,7 @@ struct cfg80211_internal_bss { struct rb_node rbn; unsigned long ts; struct kref ref; - bool hold; + bool hold, ies_allocated; /* must be last because of priv member */ struct cfg80211_bss pub; diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 353e1a4ece83..2456e4ee445e 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3334,7 +3334,7 @@ static void nl80211_send_mlme_event(struct cfg80211_registered_device *rdev, struct sk_buff *msg; void *hdr; - msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL); + msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC); if (!msg) return; @@ -3353,7 +3353,7 @@ static void nl80211_send_mlme_event(struct cfg80211_registered_device *rdev, return; } - genlmsg_multicast(msg, 0, nl80211_mlme_mcgrp.id, GFP_KERNEL); + genlmsg_multicast(msg, 0, nl80211_mlme_mcgrp.id, GFP_ATOMIC); return; nla_put_failure: diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 6327e1617acb..6c1993d99902 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -2095,11 +2095,12 @@ int set_regdom(const struct ieee80211_regdomain *rd) /* Caller must hold cfg80211_mutex */ void reg_device_remove(struct wiphy *wiphy) { - struct wiphy *request_wiphy; + struct wiphy *request_wiphy = NULL; assert_cfg80211_lock(); - request_wiphy = wiphy_idx_to_wiphy(last_request->wiphy_idx); + if (last_request) + request_wiphy = wiphy_idx_to_wiphy(last_request->wiphy_idx); kfree(wiphy->regd); if (!last_request || !request_wiphy) diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 2a00e362f5fe..2ae65b39b529 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -58,6 +58,10 @@ static void bss_release(struct kref *ref) bss = container_of(ref, struct cfg80211_internal_bss, ref); if (bss->pub.free_priv) bss->pub.free_priv(&bss->pub); + + if (bss->ies_allocated) + kfree(bss->pub.information_elements); + kfree(bss); } @@ -360,19 +364,41 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, found = rb_find_bss(dev, res); - if (found && overwrite) { - list_replace(&found->list, &res->list); - rb_replace_node(&found->rbn, &res->rbn, - &dev->bss_tree); - kref_put(&found->ref, bss_release); - found = res; - } else if (found) { + if (found) { kref_get(&found->ref); found->pub.beacon_interval = res->pub.beacon_interval; found->pub.tsf = res->pub.tsf; found->pub.signal = res->pub.signal; found->pub.capability = res->pub.capability; found->ts = res->ts; + + /* overwrite IEs */ + if (overwrite) { + size_t used = dev->wiphy.bss_priv_size + sizeof(*res); + size_t ielen = res->pub.len_information_elements; + + if (ksize(found) >= used + ielen) { + memcpy(found->pub.information_elements, + res->pub.information_elements, ielen); + found->pub.len_information_elements = ielen; + } else { + u8 *ies = found->pub.information_elements; + + if (found->ies_allocated) { + if (ksize(ies) < ielen) + ies = krealloc(ies, ielen, + GFP_ATOMIC); + } else + ies = kmalloc(ielen, GFP_ATOMIC); + + if (ies) { + memcpy(ies, res->pub.information_elements, ielen); + found->ies_allocated = true; + found->pub.information_elements = ies; + } + } + } + kref_put(&res->ref, bss_release); } else { /* this "consumes" the reference */ |