struct ieee80211_local *local = rx->local;
struct ieee80211_hw *hw = &local->hw;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
struct sta_info *sta = rx->sta;
struct tid_ampdu_rx *tid_agg_rx;
u16 sc;
- int tid;
+ u8 tid, ack_policy;
if (!ieee80211_is_data_qos(hdr->frame_control))
goto dont_reorder;
if (!sta)
goto dont_reorder;
+ ack_policy = *ieee80211_get_qos_ctl(hdr) &
+ IEEE80211_QOS_CTL_ACK_POLICY_MASK;
tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
tid_agg_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[tid]);
if (unlikely(hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_NULLFUNC)))
goto dont_reorder;
+ /* not part of a BA session */
+ if (ack_policy != IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK &&
+ ack_policy != IEEE80211_QOS_CTL_ACK_POLICY_NORMAL)
+ goto dont_reorder;
+
+ /* not actually part of this BA session */
+ if (!(status->rx_flags & IEEE80211_RX_RA_MATCH))
+ goto dont_reorder;
+
/* new, potentially un-ordered, ampdu frame - process it */
/* reset session timer */
ieee80211_is_pspoll(hdr->frame_control)) &&
rx->sdata->vif.type != NL80211_IFTYPE_ADHOC &&
rx->sdata->vif.type != NL80211_IFTYPE_WDS &&
- (!rx->sta || !test_sta_flags(rx->sta, WLAN_STA_ASSOC)))) {
+ (!rx->sta || !test_sta_flag(rx->sta, WLAN_STA_ASSOC)))) {
if (rx->sta && rx->sta->dummy &&
ieee80211_is_data_present(hdr->frame_control)) {
u16 ethertype;
rx->sdata->control_port_protocol)
return RX_CONTINUE;
}
+
+ if (rx->sdata->vif.type == NL80211_IFTYPE_AP &&
+ cfg80211_rx_spurious_frame(rx->sdata->dev,
+ hdr->addr2,
+ GFP_ATOMIC))
+ return RX_DROP_UNUSABLE;
+
return RX_DROP_MONITOR;
}
struct ieee80211_local *local = sdata->local;
atomic_inc(&sdata->bss->num_sta_ps);
- set_sta_flags(sta, WLAN_STA_PS_STA);
+ set_sta_flag(sta, WLAN_STA_PS_STA);
if (!(local->hw.flags & IEEE80211_HW_AP_LINK_PS))
drv_sta_notify(local, sdata, STA_NOTIFY_SLEEP, &sta->sta);
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
sdata->name, sta->sta.addr, sta->sta.aid);
#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
- if (test_sta_flags(sta, WLAN_STA_PS_DRIVER)) {
+ if (test_sta_flag(sta, WLAN_STA_PS_DRIVER)) {
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
printk(KERN_DEBUG "%s: STA %pM aid %d driver-ps-blocked\n",
sdata->name, sta->sta.addr, sta->sta.aid);
WARN_ON(!(sta_inf->local->hw.flags & IEEE80211_HW_AP_LINK_PS));
/* Don't let the same PS state be set twice */
- in_ps = test_sta_flags(sta_inf, WLAN_STA_PS_STA);
+ in_ps = test_sta_flag(sta_inf, WLAN_STA_PS_STA);
if ((start && in_ps) || (!start && !in_ps))
return -EINVAL;
* the uAPSD case, the station will probably be marked asleep,
* in the PS-Poll case the station must be confused ...
*/
- if (!test_sta_flags(rx->sta, WLAN_STA_PS_STA))
+ if (!test_sta_flag(rx->sta, WLAN_STA_PS_STA))
return RX_CONTINUE;
if (unlikely(ieee80211_is_pspoll(hdr->frame_control))) {
- if (!test_sta_flags(rx->sta, WLAN_STA_PS_DRIVER))
- ieee80211_sta_ps_deliver_poll_response(rx->sta);
- else
- set_sta_flags(rx->sta, WLAN_STA_PSPOLL);
+ if (!test_sta_flag(rx->sta, WLAN_STA_SP)) {
+ if (!test_sta_flag(rx->sta, WLAN_STA_PS_DRIVER))
+ ieee80211_sta_ps_deliver_poll_response(rx->sta);
+ else
+ set_sta_flag(rx->sta, WLAN_STA_PSPOLL);
+ }
/* Free PS Poll skb here instead of returning RX_DROP that would
* count as an dropped frame. */
return RX_CONTINUE;
/* if we are in a service period, do nothing */
- if (test_sta_flags(rx->sta, WLAN_STA_SP))
+ if (test_sta_flag(rx->sta, WLAN_STA_SP))
return RX_CONTINUE;
- if (!test_sta_flags(rx->sta, WLAN_STA_PS_DRIVER))
+ if (!test_sta_flag(rx->sta, WLAN_STA_PS_DRIVER))
ieee80211_sta_ps_deliver_uapsd(rx->sta);
else
- set_sta_flags(rx->sta, WLAN_STA_UAPSD);
+ set_sta_flag(rx->sta, WLAN_STA_UAPSD);
}
return RX_CONTINUE;
!(status->rx_flags & IEEE80211_RX_DEFERRED_RELEASE) &&
(rx->sdata->vif.type == NL80211_IFTYPE_AP ||
rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN)) {
- if (test_sta_flags(sta, WLAN_STA_PS_STA)) {
+ if (test_sta_flag(sta, WLAN_STA_PS_STA)) {
/*
* Ignore doze->wake transitions that are
* indicated by non-data frames, the standard
/*
* If we receive a 4-addr nullfunc frame from a STA
- * that was not moved to a 4-addr STA vlan yet, drop
- * the frame to the monitor interface, to make sure
- * that hostapd sees it
+ * that was not moved to a 4-addr STA vlan yet send
+ * the event to userspace and for older hostapd drop
+ * the frame to the monitor interface.
*/
if (ieee80211_has_a4(hdr->frame_control) &&
(rx->sdata->vif.type == NL80211_IFTYPE_AP ||
(rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
- !rx->sdata->u.vlan.sta)))
+ !rx->sdata->u.vlan.sta))) {
+ if (!test_and_set_sta_flag(sta, WLAN_STA_4ADDR_EVENT))
+ cfg80211_rx_unexpected_4addr_frame(
+ rx->sdata->dev, sta->sta.addr,
+ GFP_ATOMIC);
return RX_DROP_MONITOR;
+ }
/*
* Update counter and free packet here to avoid
* counting this as a dropped packed.
ieee80211_802_1x_port_control(struct ieee80211_rx_data *rx)
{
if (unlikely(!rx->sta ||
- !test_sta_flags(rx->sta, WLAN_STA_AUTHORIZED)))
+ !test_sta_flag(rx->sta, WLAN_STA_AUTHORIZED)))
return -EACCES;
return 0;
if (status->flag & RX_FLAG_DECRYPTED)
return 0;
- if (rx->sta && test_sta_flags(rx->sta, WLAN_STA_MFP)) {
+ if (rx->sta && test_sta_flag(rx->sta, WLAN_STA_MFP)) {
if (unlikely(!ieee80211_has_protected(fc) &&
ieee80211_is_unicast_robust_mgmt_frame(rx->skb) &&
rx->key)) {
compare_ether_addr(sdata->vif.addr, hdr->addr3) == 0)
return RX_CONTINUE;
+ skb_set_queue_mapping(skb, ieee80211_select_queue(sdata, skb));
mesh_hdr->ttl--;
if (status->rx_flags & IEEE80211_RX_RA_MATCH) {
memset(info, 0, sizeof(*info));
info->flags |= IEEE80211_TX_INTFL_NEED_TXPROCESSING;
info->control.vif = &rx->sdata->vif;
+ info->control.jiffies = jiffies;
if (is_multicast_ether_addr(fwd_hdr->addr1)) {
IEEE80211_IFSTA_MESH_CTR_INC(&sdata->u.mesh,
fwded_mcast);
- skb_set_queue_mapping(fwd_skb,
- ieee80211_select_queue(sdata, fwd_skb));
- ieee80211_set_qos_hdr(sdata, fwd_skb);
} else {
int err;
/*
return RX_DROP_MONITOR;
/*
- * Allow the cooked monitor interface of an AP to see 4-addr frames so
- * that a 4-addr station can be detected and moved into a separate VLAN
+ * Send unexpected-4addr-frame event to hostapd. For older versions,
+ * also drop the frame to cooked monitor interfaces.
*/
if (ieee80211_has_a4(hdr->frame_control) &&
- sdata->vif.type == NL80211_IFTYPE_AP)
+ sdata->vif.type == NL80211_IFTYPE_AP) {
+ if (rx->sta &&
+ !test_and_set_sta_flag(rx->sta, WLAN_STA_4ADDR_EVENT))
+ cfg80211_rx_unexpected_4addr_frame(
+ rx->sdata->dev, rx->sta->sta.addr, GFP_ATOMIC);
return RX_DROP_MONITOR;
+ }
err = __ieee80211_data_to_8023(rx, &port_control);
if (unlikely(err))
if (!ieee80211_is_mgmt(mgmt->frame_control))
return RX_DROP_MONITOR;
+ if (rx->sdata->vif.type == NL80211_IFTYPE_AP &&
+ ieee80211_is_beacon(mgmt->frame_control) &&
+ !(rx->flags & IEEE80211_RX_BEACON_REPORTED)) {
+ struct ieee80211_rx_status *status;
+
+ status = IEEE80211_SKB_RXCB(rx->skb);
+ cfg80211_report_obss_beacon(rx->local->hw.wiphy,
+ rx->skb->data, rx->skb->len,
+ status->freq, GFP_ATOMIC);
+ rx->flags |= IEEE80211_RX_BEACON_REPORTED;
+ }
+
if (!(status->rx_flags & IEEE80211_RX_RA_MATCH))
return RX_DROP_MONITOR;
switch (mgmt->u.action.category) {
case WLAN_CATEGORY_BACK:
- /*
- * The aggregation code is not prepared to handle
- * anything but STA/AP due to the BSSID handling;
- * IBSS could work in the code but isn't supported
- * by drivers or the standard.
- */
if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+ sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
sdata->vif.type != NL80211_IFTYPE_AP)
break;
goto out_free_skb;
rx->flags |= IEEE80211_RX_CMNTR;
+ /* If there are no cooked monitor interfaces, just free the SKB */
+ if (!local->cooked_mntrs)
+ goto out_free_skb;
+
if (skb_headroom(skb) < sizeof(*rthdr) &&
pskb_expand_head(skb, sizeof(*rthdr), 0, GFP_ATOMIC))
goto out_free_skb;
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