X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fmac80211%2Fmlme.c;h=dbc8cf454bc038af959198b70622a4259ce2618e;hb=7c3ceb4a409e2b838700edf081d61a8a4c921e79;hp=55659a730dc1409a1274dcd938b567b20fc01b89;hpb=ebaac8c9a5b9e8aeab4009cefcfc1e9421337ac5;p=linux-2.6 diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 55659a730d..dbc8cf454b 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -204,6 +204,25 @@ void ieee802_11_parse_elems(u8 *start, size_t len, elems->perr = pos; elems->perr_len = elen; break; + case WLAN_EID_CHANNEL_SWITCH: + elems->ch_switch_elem = pos; + elems->ch_switch_elem_len = elen; + break; + case WLAN_EID_QUIET: + if (!elems->quiet_elem) { + elems->quiet_elem = pos; + elems->quiet_elem_len = elen; + } + elems->num_of_quiet_elem++; + break; + case WLAN_EID_COUNTRY: + elems->country_elem = pos; + elems->country_elem_len = elen; + break; + case WLAN_EID_PWR_CONSTRAINT: + elems->pwr_constr_elem = pos; + elems->pwr_constr_elem_len = elen; + break; default: break; } @@ -327,7 +346,7 @@ static void ieee80211_sta_wmm_params(struct net_device *dev, params.cw_max = ecw2cw((pos[1] & 0xf0) >> 4); params.cw_min = ecw2cw(pos[1] & 0x0f); params.txop = pos[2] | (pos[3] << 8); -#ifdef CONFIG_MAC80211_DEBUG +#ifdef CONFIG_MAC80211_VERBOSE_DEBUG printk(KERN_DEBUG "%s: WMM queue=%d aci=%d acm=%d aifs=%d " "cWmin=%d cWmax=%d txop=%d\n", dev->name, queue, aci, acm, params.aifs, params.cw_min, @@ -347,11 +366,14 @@ static u32 ieee80211_handle_protect_preamb(struct ieee80211_sub_if_data *sdata, bool use_short_preamble) { struct ieee80211_bss_conf *bss_conf = &sdata->bss_conf; +#ifdef CONFIG_MAC80211_VERBOSE_DEBUG struct ieee80211_if_sta *ifsta = &sdata->u.sta; DECLARE_MAC_BUF(mac); +#endif u32 changed = 0; if (use_protection != bss_conf->use_cts_prot) { +#ifdef CONFIG_MAC80211_VERBOSE_DEBUG if (net_ratelimit()) { printk(KERN_DEBUG "%s: CTS protection %s (BSSID=" "%s)\n", @@ -359,11 +381,13 @@ static u32 ieee80211_handle_protect_preamb(struct ieee80211_sub_if_data *sdata, use_protection ? "enabled" : "disabled", print_mac(mac, ifsta->bssid)); } +#endif bss_conf->use_cts_prot = use_protection; changed |= BSS_CHANGED_ERP_CTS_PROT; } if (use_short_preamble != bss_conf->use_short_preamble) { +#ifdef CONFIG_MAC80211_VERBOSE_DEBUG if (net_ratelimit()) { printk(KERN_DEBUG "%s: switched to %s barker preamble" " (BSSID=%s)\n", @@ -371,6 +395,7 @@ static u32 ieee80211_handle_protect_preamb(struct ieee80211_sub_if_data *sdata, use_short_preamble ? "short" : "long", print_mac(mac, ifsta->bssid)); } +#endif bss_conf->use_short_preamble = use_short_preamble; changed |= BSS_CHANGED_ERP_PREAMBLE; } @@ -539,16 +564,15 @@ static void ieee80211_set_associated(struct net_device *dev, sdata->bss_conf.ht_bss_conf = &conf->ht_bss_conf; } - netif_carrier_on(dev); ifsta->flags |= IEEE80211_STA_PREV_BSSID_SET; memcpy(ifsta->prev_bssid, sdata->u.sta.bssid, ETH_ALEN); memcpy(wrqu.ap_addr.sa_data, sdata->u.sta.bssid, ETH_ALEN); ieee80211_sta_send_associnfo(dev, ifsta); } else { + netif_carrier_off(dev); ieee80211_sta_tear_down_BA_sessions(dev, ifsta->bssid); ifsta->flags &= ~IEEE80211_STA_ASSOCIATED; - netif_carrier_off(dev); - ieee80211_reset_erp_info(dev); + changed |= ieee80211_reset_erp_info(dev); sdata->bss_conf.assoc_ht = 0; sdata->bss_conf.ht_conf = NULL; @@ -561,6 +585,10 @@ static void ieee80211_set_associated(struct net_device *dev, sdata->bss_conf.assoc = assoc; ieee80211_bss_info_change_notify(sdata, changed); + + if (assoc) + netif_carrier_on(dev); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); } @@ -728,6 +756,10 @@ static void ieee80211_send_assoc(struct net_device *dev, * b-only mode) */ rates_len = ieee80211_compatible_rates(bss, sband, &rates); + if ((bss->capability & WLAN_CAPABILITY_SPECTRUM_MGMT) && + (local->hw.flags & IEEE80211_HW_SPECTRUM_MGMT)) + capab |= WLAN_CAPABILITY_SPECTRUM_MGMT; + ieee80211_rx_bss_put(dev, bss); } else { rates = ~0; @@ -795,6 +827,26 @@ static void ieee80211_send_assoc(struct net_device *dev, } } + if (capab & WLAN_CAPABILITY_SPECTRUM_MGMT) { + /* 1. power capabilities */ + pos = skb_put(skb, 4); + *pos++ = WLAN_EID_PWR_CAPABILITY; + *pos++ = 2; + *pos++ = 0; /* min tx power */ + *pos++ = local->hw.conf.channel->max_power; /* max tx power */ + + /* 2. supported channels */ + /* TODO: get this in reg domain format */ + pos = skb_put(skb, 2 * sband->n_channels + 2); + *pos++ = WLAN_EID_SUPPORTED_CHANNELS; + *pos++ = 2 * sband->n_channels; + for (i = 0; i < sband->n_channels; i++) { + *pos++ = ieee80211_frequency_to_channel( + sband->channels[i].center_freq); + *pos++ = 1; /* one channel in the subband*/ + } + } + if (ifsta->extra_ie) { pos = skb_put(skb, ifsta->extra_ie_len); memcpy(pos, ifsta->extra_ie, ifsta->extra_ie_len); @@ -1132,14 +1184,10 @@ static void ieee80211_auth_challenge(struct net_device *dev, u8 *pos; struct ieee802_11_elems elems; - printk(KERN_DEBUG "%s: replying to auth challenge\n", dev->name); pos = mgmt->u.auth.variable; ieee802_11_parse_elems(pos, len - (pos - (u8 *) mgmt), &elems); - if (!elems.challenge) { - printk(KERN_DEBUG "%s: no challenge IE in shared key auth " - "frame\n", dev->name); + if (!elems.challenge) return; - } ieee80211_send_auth(dev, ifsta, 3, elems.challenge - 2, elems.challenge_len + 2, 1); } @@ -1321,9 +1369,11 @@ static void ieee80211_sta_process_addba_request(struct net_device *dev, sta->ampdu_mlme.tid_rx[tid] = kmalloc(sizeof(struct tid_ampdu_rx), GFP_ATOMIC); if (!sta->ampdu_mlme.tid_rx[tid]) { +#ifdef CONFIG_MAC80211_HT_DEBUG if (net_ratelimit()) printk(KERN_ERR "allocate rx mlme to tid %d failed\n", tid); +#endif goto end; } /* rx timer */ @@ -1339,9 +1389,11 @@ static void ieee80211_sta_process_addba_request(struct net_device *dev, tid_agg_rx->reorder_buf = kmalloc(buf_size * sizeof(struct sk_buff *), GFP_ATOMIC); if (!tid_agg_rx->reorder_buf) { +#ifdef CONFIG_MAC80211_HT_DEBUG if (net_ratelimit()) printk(KERN_ERR "can not allocate reordering buffer " "to tid %d\n", tid); +#endif kfree(sta->ampdu_mlme.tid_rx[tid]); goto end; } @@ -1408,8 +1460,6 @@ static void ieee80211_sta_process_addba_resp(struct net_device *dev, if (!(*state & HT_ADDBA_REQUESTED_MSK)) { spin_unlock_bh(&sta->lock); - printk(KERN_DEBUG "state not HT_ADDBA_REQUESTED_MSK:" - "%d\n", *state); goto addba_resp_exit; } @@ -1428,22 +1478,14 @@ static void ieee80211_sta_process_addba_resp(struct net_device *dev, #endif /* CONFIG_MAC80211_HT_DEBUG */ if (le16_to_cpu(mgmt->u.action.u.addba_resp.status) == WLAN_STATUS_SUCCESS) { - if (*state & HT_ADDBA_RECEIVED_MSK) - printk(KERN_DEBUG "double addBA response\n"); - *state |= HT_ADDBA_RECEIVED_MSK; sta->ampdu_mlme.addba_req_num[tid] = 0; - if (*state == HT_AGG_STATE_OPERATIONAL) { - printk(KERN_DEBUG "Aggregation on for tid %d \n", tid); + if (*state == HT_AGG_STATE_OPERATIONAL) ieee80211_wake_queue(hw, sta->tid_to_tx_q[tid]); - } spin_unlock_bh(&sta->lock); - printk(KERN_DEBUG "recipient accepted agg: tid %d \n", tid); } else { - printk(KERN_DEBUG "recipient rejected agg: tid %d \n", tid); - sta->ampdu_mlme.addba_req_num[tid]++; /* this will allow the state check in stop_BA_session */ *state = HT_AGG_STATE_OPERATIONAL; @@ -1499,6 +1541,35 @@ void ieee80211_send_delba(struct net_device *dev, const u8 *da, u16 tid, ieee80211_sta_tx(dev, skb, 0); } +void ieee80211_send_bar(struct net_device *dev, u8 *ra, u16 tid, u16 ssn) +{ + struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); + struct sk_buff *skb; + struct ieee80211_bar *bar; + u16 bar_control = 0; + + skb = dev_alloc_skb(sizeof(*bar) + local->hw.extra_tx_headroom); + if (!skb) { + printk(KERN_ERR "%s: failed to allocate buffer for " + "bar frame\n", dev->name); + return; + } + skb_reserve(skb, local->hw.extra_tx_headroom); + bar = (struct ieee80211_bar *)skb_put(skb, sizeof(*bar)); + memset(bar, 0, sizeof(*bar)); + bar->frame_control = IEEE80211_FC(IEEE80211_FTYPE_CTL, + IEEE80211_STYPE_BACK_REQ); + memcpy(bar->ra, ra, ETH_ALEN); + memcpy(bar->ta, dev->dev_addr, ETH_ALEN); + bar_control |= (u16)IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL; + bar_control |= (u16)IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA; + bar_control |= (u16)(tid << 12); + bar->control = cpu_to_le16(bar_control); + bar->start_seq_num = cpu_to_le16(ssn); + + ieee80211_sta_tx(dev, skb, 0); +} + void ieee80211_sta_stop_rx_ba_session(struct net_device *dev, u8 *ra, u16 tid, u16 initiator, u16 reason) { @@ -1542,7 +1613,7 @@ void ieee80211_sta_stop_rx_ba_session(struct net_device *dev, u8 *ra, u16 tid, ra, tid, NULL); if (ret) printk(KERN_DEBUG "HW problem - can not stop rx " - "aggergation for tid %d\n", tid); + "aggregation for tid %d\n", tid); /* shutdown timer has not expired */ if (initiator != WLAN_BACK_TIMER) @@ -1648,12 +1719,16 @@ void sta_addba_resp_timer_expired(unsigned long data) if (!(*state & HT_ADDBA_REQUESTED_MSK)) { spin_unlock_bh(&sta->lock); *state = HT_AGG_STATE_IDLE; +#ifdef CONFIG_MAC80211_HT_DEBUG printk(KERN_DEBUG "timer expired on tid %d but we are not " "expecting addBA response there", tid); +#endif goto timer_expired_exit; } +#ifdef CONFIG_MAC80211_HT_DEBUG printk(KERN_DEBUG "addBA response timer expired on tid %d\n", tid); +#endif /* go through the state check in stop_BA_session */ *state = HT_AGG_STATE_OPERATIONAL; @@ -1681,7 +1756,9 @@ static void sta_rx_agg_session_timer_expired(unsigned long data) struct sta_info *sta = container_of(timer_to_id, struct sta_info, timer_to_tid[0]); +#ifdef CONFIG_MAC80211_HT_DEBUG printk(KERN_DEBUG "rx session timer expired on tid %d\n", (u16)*ptid); +#endif ieee80211_sta_stop_rx_ba_session(sta->sdata->dev, sta->addr, (u16)*ptid, WLAN_BACK_TIMER, WLAN_REASON_QSTA_TIMEOUT); @@ -1701,6 +1778,71 @@ void ieee80211_sta_tear_down_BA_sessions(struct net_device *dev, u8 *addr) } } +static void ieee80211_send_refuse_measurement_request(struct net_device *dev, + struct ieee80211_msrment_ie *request_ie, + const u8 *da, const u8 *bssid, + u8 dialog_token) +{ + struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); + struct sk_buff *skb; + struct ieee80211_mgmt *msr_report; + + skb = dev_alloc_skb(sizeof(*msr_report) + local->hw.extra_tx_headroom + + sizeof(struct ieee80211_msrment_ie)); + + if (!skb) { + printk(KERN_ERR "%s: failed to allocate buffer for " + "measurement report frame\n", dev->name); + return; + } + + skb_reserve(skb, local->hw.extra_tx_headroom); + msr_report = (struct ieee80211_mgmt *)skb_put(skb, 24); + memset(msr_report, 0, 24); + memcpy(msr_report->da, da, ETH_ALEN); + memcpy(msr_report->sa, dev->dev_addr, ETH_ALEN); + memcpy(msr_report->bssid, bssid, ETH_ALEN); + msr_report->frame_control = IEEE80211_FC(IEEE80211_FTYPE_MGMT, + IEEE80211_STYPE_ACTION); + + skb_put(skb, 1 + sizeof(msr_report->u.action.u.measurement)); + msr_report->u.action.category = WLAN_CATEGORY_SPECTRUM_MGMT; + msr_report->u.action.u.measurement.action_code = + WLAN_ACTION_SPCT_MSR_RPRT; + msr_report->u.action.u.measurement.dialog_token = dialog_token; + + msr_report->u.action.u.measurement.element_id = WLAN_EID_MEASURE_REPORT; + msr_report->u.action.u.measurement.length = + sizeof(struct ieee80211_msrment_ie); + + memset(&msr_report->u.action.u.measurement.msr_elem, 0, + sizeof(struct ieee80211_msrment_ie)); + msr_report->u.action.u.measurement.msr_elem.token = request_ie->token; + msr_report->u.action.u.measurement.msr_elem.mode |= + IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED; + msr_report->u.action.u.measurement.msr_elem.type = request_ie->type; + + ieee80211_sta_tx(dev, skb, 0); +} + +static void ieee80211_sta_process_measurement_req(struct net_device *dev, + struct ieee80211_mgmt *mgmt, + size_t len) +{ + /* + * Ignoring measurement request is spec violation. + * Mandatory measurements must be reported optional + * measurements might be refused or reported incapable + * For now just refuse + * TODO: Answer basic measurement as unmeasured + */ + ieee80211_send_refuse_measurement_request(dev, + &mgmt->u.action.u.measurement.msr_elem, + mgmt->sa, mgmt->bssid, + mgmt->u.action.u.measurement.dialog_token); +} + + static void ieee80211_rx_mgmt_auth(struct net_device *dev, struct ieee80211_if_sta *ifsta, struct ieee80211_mgmt *mgmt, @@ -1711,73 +1853,41 @@ static void ieee80211_rx_mgmt_auth(struct net_device *dev, DECLARE_MAC_BUF(mac); if (ifsta->state != IEEE80211_AUTHENTICATE && - sdata->vif.type != IEEE80211_IF_TYPE_IBSS) { - printk(KERN_DEBUG "%s: authentication frame received from " - "%s, but not in authenticate state - ignored\n", - dev->name, print_mac(mac, mgmt->sa)); + sdata->vif.type != IEEE80211_IF_TYPE_IBSS) return; - } - if (len < 24 + 6) { - printk(KERN_DEBUG "%s: too short (%zd) authentication frame " - "received from %s - ignored\n", - dev->name, len, print_mac(mac, mgmt->sa)); + if (len < 24 + 6) return; - } if (sdata->vif.type != IEEE80211_IF_TYPE_IBSS && - memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) { - printk(KERN_DEBUG "%s: authentication frame received from " - "unknown AP (SA=%s BSSID=%s) - " - "ignored\n", dev->name, print_mac(mac, mgmt->sa), - print_mac(mac, mgmt->bssid)); + memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) return; - } if (sdata->vif.type != IEEE80211_IF_TYPE_IBSS && - memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0) { - printk(KERN_DEBUG "%s: authentication frame received from " - "unknown BSSID (SA=%s BSSID=%s) - " - "ignored\n", dev->name, print_mac(mac, mgmt->sa), - print_mac(mac, mgmt->bssid)); + memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0) return; - } auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg); auth_transaction = le16_to_cpu(mgmt->u.auth.auth_transaction); status_code = le16_to_cpu(mgmt->u.auth.status_code); - printk(KERN_DEBUG "%s: RX authentication from %s (alg=%d " - "transaction=%d status=%d)\n", - dev->name, print_mac(mac, mgmt->sa), auth_alg, - auth_transaction, status_code); - if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS) { - /* IEEE 802.11 standard does not require authentication in IBSS + /* + * IEEE 802.11 standard does not require authentication in IBSS * networks and most implementations do not seem to use it. * However, try to reply to authentication attempts if someone * has actually implemented this. - * TODO: Could implement shared key authentication. */ - if (auth_alg != WLAN_AUTH_OPEN || auth_transaction != 1) { - printk(KERN_DEBUG "%s: unexpected IBSS authentication " - "frame (alg=%d transaction=%d)\n", - dev->name, auth_alg, auth_transaction); + */ + if (auth_alg != WLAN_AUTH_OPEN || auth_transaction != 1) return; - } ieee80211_send_auth(dev, ifsta, 2, NULL, 0, 0); } if (auth_alg != ifsta->auth_alg || - auth_transaction != ifsta->auth_transaction) { - printk(KERN_DEBUG "%s: unexpected authentication frame " - "(alg=%d transaction=%d)\n", - dev->name, auth_alg, auth_transaction); + auth_transaction != ifsta->auth_transaction) return; - } if (status_code != WLAN_STATUS_SUCCESS) { - printk(KERN_DEBUG "%s: AP denied authentication (auth_alg=%d " - "code=%d)\n", dev->name, ifsta->auth_alg, status_code); if (status_code == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) { u8 algs[3]; const int num_algs = ARRAY_SIZE(algs); @@ -1806,9 +1916,6 @@ static void ieee80211_rx_mgmt_auth(struct net_device *dev, !ieee80211_sta_wep_configured(dev)) continue; ifsta->auth_alg = algs[pos]; - printk(KERN_DEBUG "%s: set auth_alg=%d for " - "next try\n", - dev->name, ifsta->auth_alg); break; } } @@ -1838,27 +1945,14 @@ static void ieee80211_rx_mgmt_deauth(struct net_device *dev, u16 reason_code; DECLARE_MAC_BUF(mac); - if (len < 24 + 2) { - printk(KERN_DEBUG "%s: too short (%zd) deauthentication frame " - "received from %s - ignored\n", - dev->name, len, print_mac(mac, mgmt->sa)); + if (len < 24 + 2) return; - } - if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) { - printk(KERN_DEBUG "%s: deauthentication frame received from " - "unknown AP (SA=%s BSSID=%s) - " - "ignored\n", dev->name, print_mac(mac, mgmt->sa), - print_mac(mac, mgmt->bssid)); + if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN)) return; - } reason_code = le16_to_cpu(mgmt->u.deauth.reason_code); - printk(KERN_DEBUG "%s: RX deauthentication from %s" - " (reason=%d)\n", - dev->name, print_mac(mac, mgmt->sa), reason_code); - if (ifsta->flags & IEEE80211_STA_AUTHENTICATED) printk(KERN_DEBUG "%s: deauthenticated\n", dev->name); @@ -1883,27 +1977,14 @@ static void ieee80211_rx_mgmt_disassoc(struct net_device *dev, u16 reason_code; DECLARE_MAC_BUF(mac); - if (len < 24 + 2) { - printk(KERN_DEBUG "%s: too short (%zd) disassociation frame " - "received from %s - ignored\n", - dev->name, len, print_mac(mac, mgmt->sa)); + if (len < 24 + 2) return; - } - if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) { - printk(KERN_DEBUG "%s: disassociation frame received from " - "unknown AP (SA=%s BSSID=%s) - " - "ignored\n", dev->name, print_mac(mac, mgmt->sa), - print_mac(mac, mgmt->bssid)); + if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN)) return; - } reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code); - printk(KERN_DEBUG "%s: RX disassociation from %s" - " (reason=%d)\n", - dev->name, print_mac(mac, mgmt->sa), reason_code); - if (ifsta->flags & IEEE80211_STA_ASSOCIATED) printk(KERN_DEBUG "%s: disassociated\n", dev->name); @@ -1939,27 +2020,14 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata, /* AssocResp and ReassocResp have identical structure, so process both * of them in this function. */ - if (ifsta->state != IEEE80211_ASSOCIATE) { - printk(KERN_DEBUG "%s: association frame received from " - "%s, but not in associate state - ignored\n", - dev->name, print_mac(mac, mgmt->sa)); + if (ifsta->state != IEEE80211_ASSOCIATE) return; - } - if (len < 24 + 6) { - printk(KERN_DEBUG "%s: too short (%zd) association frame " - "received from %s - ignored\n", - dev->name, len, print_mac(mac, mgmt->sa)); + if (len < 24 + 6) return; - } - if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) { - printk(KERN_DEBUG "%s: association frame received from " - "unknown AP (SA=%s BSSID=%s) - " - "ignored\n", dev->name, print_mac(mac, mgmt->sa), - print_mac(mac, mgmt->bssid)); + if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) return; - } capab_info = le16_to_cpu(mgmt->u.assoc_resp.capab_info); status_code = le16_to_cpu(mgmt->u.assoc_resp.status_code); @@ -2394,6 +2462,7 @@ static int ieee80211_sta_join_ibss(struct net_device *dev, memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN); mgmt->u.beacon.beacon_int = cpu_to_le16(local->hw.conf.beacon_int); + mgmt->u.beacon.timestamp = cpu_to_le64(bss->timestamp); mgmt->u.beacon.capab_info = cpu_to_le16(bss->capability); pos = skb_put(skb, 2 + ifsta->ssid_len); @@ -2446,6 +2515,7 @@ static int ieee80211_sta_join_ibss(struct net_device *dev, control->flags |= IEEE80211_TX_CTL_SHORT_PREAMBLE; control->antenna_sel_tx = local->hw.conf.antenna_sel_tx; control->flags |= IEEE80211_TX_CTL_NO_ACK; + control->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT; control->control.retry_limit = 1; ifsta->probe_resp = skb_copy(skb, GFP_ATOMIC); @@ -2537,11 +2607,10 @@ static void ieee80211_rx_bss_info(struct net_device *dev, struct ieee80211_mgmt *mgmt, size_t len, struct ieee80211_rx_status *rx_status, + struct ieee802_11_elems *elems, int beacon) { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); - struct ieee802_11_elems elems; - size_t baselen; int freq, clen; struct ieee80211_sta_bss *bss; struct sta_info *sta; @@ -2554,35 +2623,24 @@ static void ieee80211_rx_bss_info(struct net_device *dev, if (!beacon && memcmp(mgmt->da, dev->dev_addr, ETH_ALEN)) return; /* ignore ProbeResp to foreign address */ -#if 0 - printk(KERN_DEBUG "%s: RX %s from %s to %s\n", - dev->name, beacon ? "Beacon" : "Probe Response", - print_mac(mac, mgmt->sa), print_mac(mac2, mgmt->da)); -#endif - - baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt; - if (baselen > len) - return; - beacon_timestamp = le64_to_cpu(mgmt->u.beacon.timestamp); - ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems); - if (ieee80211_vif_is_mesh(&sdata->vif) && elems.mesh_id && - elems.mesh_config && mesh_matches_local(&elems, dev)) { - u64 rates = ieee80211_sta_get_rates(local, &elems, + if (ieee80211_vif_is_mesh(&sdata->vif) && elems->mesh_id && + elems->mesh_config && mesh_matches_local(elems, dev)) { + u64 rates = ieee80211_sta_get_rates(local, elems, rx_status->band); mesh_neighbour_update(mgmt->sa, rates, dev, - mesh_peer_accepts_plinks(&elems, dev)); + mesh_peer_accepts_plinks(elems, dev)); } rcu_read_lock(); - if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS && elems.supp_rates && + if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS && elems->supp_rates && memcmp(mgmt->bssid, sdata->u.sta.bssid, ETH_ALEN) == 0 && (sta = sta_info_get(local, mgmt->sa))) { u64 prev_rates; - u64 supp_rates = ieee80211_sta_get_rates(local, &elems, + u64 supp_rates = ieee80211_sta_get_rates(local, elems, rx_status->band); prev_rates = sta->supp_rates[rx_status->band]; @@ -2594,21 +2652,12 @@ static void ieee80211_rx_bss_info(struct net_device *dev, sta->supp_rates[rx_status->band] = sdata->u.sta.supp_rates_bits[rx_status->band]; } - if (sta->supp_rates[rx_status->band] != prev_rates) { - printk(KERN_DEBUG "%s: updated supp_rates set for " - "%s based on beacon info (0x%llx & 0x%llx -> " - "0x%llx)\n", - dev->name, print_mac(mac, sta->addr), - (unsigned long long) prev_rates, - (unsigned long long) supp_rates, - (unsigned long long) sta->supp_rates[rx_status->band]); - } } rcu_read_unlock(); - if (elems.ds_params && elems.ds_params_len == 1) - freq = ieee80211_channel_to_frequency(elems.ds_params[0]); + if (elems->ds_params && elems->ds_params_len == 1) + freq = ieee80211_channel_to_frequency(elems->ds_params[0]); else freq = rx_status->freq; @@ -2618,23 +2667,23 @@ static void ieee80211_rx_bss_info(struct net_device *dev, return; #ifdef CONFIG_MAC80211_MESH - if (elems.mesh_config) - bss = ieee80211_rx_mesh_bss_get(dev, elems.mesh_id, - elems.mesh_id_len, elems.mesh_config, freq); + if (elems->mesh_config) + bss = ieee80211_rx_mesh_bss_get(dev, elems->mesh_id, + elems->mesh_id_len, elems->mesh_config, freq); else #endif bss = ieee80211_rx_bss_get(dev, mgmt->bssid, freq, - elems.ssid, elems.ssid_len); + elems->ssid, elems->ssid_len); if (!bss) { #ifdef CONFIG_MAC80211_MESH - if (elems.mesh_config) - bss = ieee80211_rx_mesh_bss_add(dev, elems.mesh_id, - elems.mesh_id_len, elems.mesh_config, - elems.mesh_config_len, freq); + if (elems->mesh_config) + bss = ieee80211_rx_mesh_bss_add(dev, elems->mesh_id, + elems->mesh_id_len, elems->mesh_config, + elems->mesh_config_len, freq); else #endif bss = ieee80211_rx_bss_add(dev, mgmt->bssid, freq, - elems.ssid, elems.ssid_len); + elems->ssid, elems->ssid_len); if (!bss) return; } else { @@ -2647,43 +2696,43 @@ static void ieee80211_rx_bss_info(struct net_device *dev, } /* save the ERP value so that it is available at association time */ - if (elems.erp_info && elems.erp_info_len >= 1) { - bss->erp_value = elems.erp_info[0]; + if (elems->erp_info && elems->erp_info_len >= 1) { + bss->erp_value = elems->erp_info[0]; bss->has_erp_value = 1; } - if (elems.ht_cap_elem && - (!bss->ht_ie || bss->ht_ie_len != elems.ht_cap_elem_len || - memcmp(bss->ht_ie, elems.ht_cap_elem, elems.ht_cap_elem_len))) { + if (elems->ht_cap_elem && + (!bss->ht_ie || bss->ht_ie_len != elems->ht_cap_elem_len || + memcmp(bss->ht_ie, elems->ht_cap_elem, elems->ht_cap_elem_len))) { kfree(bss->ht_ie); - bss->ht_ie = kmalloc(elems.ht_cap_elem_len + 2, GFP_ATOMIC); + bss->ht_ie = kmalloc(elems->ht_cap_elem_len + 2, GFP_ATOMIC); if (bss->ht_ie) { - memcpy(bss->ht_ie, elems.ht_cap_elem - 2, - elems.ht_cap_elem_len + 2); - bss->ht_ie_len = elems.ht_cap_elem_len + 2; + memcpy(bss->ht_ie, elems->ht_cap_elem - 2, + elems->ht_cap_elem_len + 2); + bss->ht_ie_len = elems->ht_cap_elem_len + 2; } else bss->ht_ie_len = 0; - } else if (!elems.ht_cap_elem && bss->ht_ie) { + } else if (!elems->ht_cap_elem && bss->ht_ie) { kfree(bss->ht_ie); bss->ht_ie = NULL; bss->ht_ie_len = 0; } - if (elems.ht_info_elem && + if (elems->ht_info_elem && (!bss->ht_add_ie || - bss->ht_add_ie_len != elems.ht_info_elem_len || - memcmp(bss->ht_add_ie, elems.ht_info_elem, - elems.ht_info_elem_len))) { + bss->ht_add_ie_len != elems->ht_info_elem_len || + memcmp(bss->ht_add_ie, elems->ht_info_elem, + elems->ht_info_elem_len))) { kfree(bss->ht_add_ie); bss->ht_add_ie = - kmalloc(elems.ht_info_elem_len + 2, GFP_ATOMIC); + kmalloc(elems->ht_info_elem_len + 2, GFP_ATOMIC); if (bss->ht_add_ie) { - memcpy(bss->ht_add_ie, elems.ht_info_elem - 2, - elems.ht_info_elem_len + 2); - bss->ht_add_ie_len = elems.ht_info_elem_len + 2; + memcpy(bss->ht_add_ie, elems->ht_info_elem - 2, + elems->ht_info_elem_len + 2); + bss->ht_add_ie_len = elems->ht_info_elem_len + 2; } else bss->ht_add_ie_len = 0; - } else if (!elems.ht_info_elem && bss->ht_add_ie) { + } else if (!elems->ht_info_elem && bss->ht_add_ie) { kfree(bss->ht_add_ie); bss->ht_add_ie = NULL; bss->ht_add_ie_len = 0; @@ -2693,20 +2742,20 @@ static void ieee80211_rx_bss_info(struct net_device *dev, bss->capability = le16_to_cpu(mgmt->u.beacon.capab_info); bss->supp_rates_len = 0; - if (elems.supp_rates) { + if (elems->supp_rates) { clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len; - if (clen > elems.supp_rates_len) - clen = elems.supp_rates_len; - memcpy(&bss->supp_rates[bss->supp_rates_len], elems.supp_rates, + if (clen > elems->supp_rates_len) + clen = elems->supp_rates_len; + memcpy(&bss->supp_rates[bss->supp_rates_len], elems->supp_rates, clen); bss->supp_rates_len += clen; } - if (elems.ext_supp_rates) { + if (elems->ext_supp_rates) { clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len; - if (clen > elems.ext_supp_rates_len) - clen = elems.ext_supp_rates_len; + if (clen > elems->ext_supp_rates_len) + clen = elems->ext_supp_rates_len; memcpy(&bss->supp_rates[bss->supp_rates_len], - elems.ext_supp_rates, clen); + elems->ext_supp_rates, clen); bss->supp_rates_len += clen; } @@ -2730,33 +2779,33 @@ static void ieee80211_rx_bss_info(struct net_device *dev, return; } - if (elems.wpa && - (!bss->wpa_ie || bss->wpa_ie_len != elems.wpa_len || - memcmp(bss->wpa_ie, elems.wpa, elems.wpa_len))) { + if (elems->wpa && + (!bss->wpa_ie || bss->wpa_ie_len != elems->wpa_len || + memcmp(bss->wpa_ie, elems->wpa, elems->wpa_len))) { kfree(bss->wpa_ie); - bss->wpa_ie = kmalloc(elems.wpa_len + 2, GFP_ATOMIC); + bss->wpa_ie = kmalloc(elems->wpa_len + 2, GFP_ATOMIC); if (bss->wpa_ie) { - memcpy(bss->wpa_ie, elems.wpa - 2, elems.wpa_len + 2); - bss->wpa_ie_len = elems.wpa_len + 2; + memcpy(bss->wpa_ie, elems->wpa - 2, elems->wpa_len + 2); + bss->wpa_ie_len = elems->wpa_len + 2; } else bss->wpa_ie_len = 0; - } else if (!elems.wpa && bss->wpa_ie) { + } else if (!elems->wpa && bss->wpa_ie) { kfree(bss->wpa_ie); bss->wpa_ie = NULL; bss->wpa_ie_len = 0; } - if (elems.rsn && - (!bss->rsn_ie || bss->rsn_ie_len != elems.rsn_len || - memcmp(bss->rsn_ie, elems.rsn, elems.rsn_len))) { + if (elems->rsn && + (!bss->rsn_ie || bss->rsn_ie_len != elems->rsn_len || + memcmp(bss->rsn_ie, elems->rsn, elems->rsn_len))) { kfree(bss->rsn_ie); - bss->rsn_ie = kmalloc(elems.rsn_len + 2, GFP_ATOMIC); + bss->rsn_ie = kmalloc(elems->rsn_len + 2, GFP_ATOMIC); if (bss->rsn_ie) { - memcpy(bss->rsn_ie, elems.rsn - 2, elems.rsn_len + 2); - bss->rsn_ie_len = elems.rsn_len + 2; + memcpy(bss->rsn_ie, elems->rsn - 2, elems->rsn_len + 2); + bss->rsn_ie_len = elems->rsn_len + 2; } else bss->rsn_ie_len = 0; - } else if (!elems.rsn && bss->rsn_ie) { + } else if (!elems->rsn && bss->rsn_ie) { kfree(bss->rsn_ie); bss->rsn_ie = NULL; bss->rsn_ie_len = 0; @@ -2776,20 +2825,21 @@ static void ieee80211_rx_bss_info(struct net_device *dev, * inclusion of the WMM Parameters in beacons, however, is optional. */ - if (elems.wmm_param && - (!bss->wmm_ie || bss->wmm_ie_len != elems.wmm_param_len || - memcmp(bss->wmm_ie, elems.wmm_param, elems.wmm_param_len))) { + if (elems->wmm_param && + (!bss->wmm_ie || bss->wmm_ie_len != elems->wmm_param_len || + memcmp(bss->wmm_ie, elems->wmm_param, elems->wmm_param_len))) { kfree(bss->wmm_ie); - bss->wmm_ie = kmalloc(elems.wmm_param_len + 2, GFP_ATOMIC); + bss->wmm_ie = kmalloc(elems->wmm_param_len + 2, GFP_ATOMIC); if (bss->wmm_ie) { - memcpy(bss->wmm_ie, elems.wmm_param - 2, - elems.wmm_param_len + 2); - bss->wmm_ie_len = elems.wmm_param_len + 2; + memcpy(bss->wmm_ie, elems->wmm_param - 2, + elems->wmm_param_len + 2); + bss->wmm_ie_len = elems->wmm_param_len + 2; } else bss->wmm_ie_len = 0; - } else if (elems.wmm_info && - (!bss->wmm_ie || bss->wmm_ie_len != elems.wmm_info_len || - memcmp(bss->wmm_ie, elems.wmm_info, elems.wmm_info_len))) { + } else if (elems->wmm_info && + (!bss->wmm_ie || bss->wmm_ie_len != elems->wmm_info_len || + memcmp(bss->wmm_ie, elems->wmm_info, + elems->wmm_info_len))) { /* As for certain AP's Fifth bit is not set in WMM IE in * beacon frames.So while parsing the beacon frame the * wmm_info structure is used instead of wmm_param. @@ -2799,14 +2849,14 @@ static void ieee80211_rx_bss_info(struct net_device *dev, * n-band association. */ kfree(bss->wmm_ie); - bss->wmm_ie = kmalloc(elems.wmm_info_len + 2, GFP_ATOMIC); + bss->wmm_ie = kmalloc(elems->wmm_info_len + 2, GFP_ATOMIC); if (bss->wmm_ie) { - memcpy(bss->wmm_ie, elems.wmm_info - 2, - elems.wmm_info_len + 2); - bss->wmm_ie_len = elems.wmm_info_len + 2; + memcpy(bss->wmm_ie, elems->wmm_info - 2, + elems->wmm_info_len + 2); + bss->wmm_ie_len = elems->wmm_info_len + 2; } else bss->wmm_ie_len = 0; - } else if (!elems.wmm_param && !elems.wmm_info && bss->wmm_ie) { + } else if (!elems->wmm_param && !elems->wmm_info && bss->wmm_ie) { kfree(bss->wmm_ie); bss->wmm_ie = NULL; bss->wmm_ie_len = 0; @@ -2817,8 +2867,9 @@ static void ieee80211_rx_bss_info(struct net_device *dev, !local->sta_sw_scanning && !local->sta_hw_scanning && bss->capability & WLAN_CAPABILITY_IBSS && bss->freq == local->oper_channel->center_freq && - elems.ssid_len == sdata->u.sta.ssid_len && - memcmp(elems.ssid, sdata->u.sta.ssid, sdata->u.sta.ssid_len) == 0) { + elems->ssid_len == sdata->u.sta.ssid_len && + memcmp(elems->ssid, sdata->u.sta.ssid, + sdata->u.sta.ssid_len) == 0) { if (rx_status->flag & RX_FLAG_TSFT) { /* in order for correct IBSS merging we need mactime * @@ -2856,11 +2907,10 @@ static void ieee80211_rx_bss_info(struct net_device *dev, #endif /* CONFIG_MAC80211_IBSS_DEBUG */ if (beacon_timestamp > rx_timestamp) { #ifndef CONFIG_MAC80211_IBSS_DEBUG - if (net_ratelimit()) + printk(KERN_DEBUG "%s: beacon TSF higher than " + "local TSF - IBSS merge with BSSID %s\n", + dev->name, print_mac(mac, mgmt->bssid)); #endif - printk(KERN_DEBUG "%s: beacon TSF higher than " - "local TSF - IBSS merge with BSSID %s\n", - dev->name, print_mac(mac, mgmt->bssid)); ieee80211_sta_join_ibss(dev, &sdata->u.sta, bss); ieee80211_ibss_add_sta(dev, NULL, mgmt->bssid, mgmt->sa, @@ -2877,7 +2927,17 @@ static void ieee80211_rx_mgmt_probe_resp(struct net_device *dev, size_t len, struct ieee80211_rx_status *rx_status) { - ieee80211_rx_bss_info(dev, mgmt, len, rx_status, 0); + size_t baselen; + struct ieee802_11_elems elems; + + baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt; + if (baselen > len) + return; + + ieee802_11_parse_elems(mgmt->u.probe_resp.variable, len - baselen, + &elems); + + ieee80211_rx_bss_info(dev, mgmt, len, rx_status, &elems, 0); } @@ -2894,7 +2954,14 @@ static void ieee80211_rx_mgmt_beacon(struct net_device *dev, struct ieee80211_conf *conf = &local->hw.conf; u32 changed = 0; - ieee80211_rx_bss_info(dev, mgmt, len, rx_status, 1); + /* Process beacon from the current BSS */ + baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt; + if (baselen > len) + return; + + ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems); + + ieee80211_rx_bss_info(dev, mgmt, len, rx_status, &elems, 1); sdata = IEEE80211_DEV_TO_SUB_IF(dev); if (sdata->vif.type != IEEE80211_IF_TYPE_STA) @@ -2905,13 +2972,6 @@ static void ieee80211_rx_mgmt_beacon(struct net_device *dev, memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0) return; - /* Process beacon from the current BSS */ - baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt; - if (baselen > len) - return; - - ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems); - ieee80211_sta_wmm_params(dev, ifsta, elems.wmm_param, elems.wmm_param_len); @@ -2990,11 +3050,11 @@ static void ieee80211_rx_mgmt_probe_req(struct net_device *dev, pos = mgmt->u.probe_req.variable; if (pos[0] != WLAN_EID_SSID || pos + 2 + pos[1] > end) { - if (net_ratelimit()) { - printk(KERN_DEBUG "%s: Invalid SSID IE in ProbeReq " - "from %s\n", - dev->name, print_mac(mac, mgmt->sa)); - } +#ifdef CONFIG_MAC80211_IBSS_DEBUG + printk(KERN_DEBUG "%s: Invalid SSID IE in ProbeReq " + "from %s\n", + dev->name, print_mac(mac, mgmt->sa)); +#endif return; } if (pos[1] != 0 && @@ -3025,11 +3085,24 @@ static void ieee80211_rx_mgmt_action(struct net_device *dev, struct ieee80211_rx_status *rx_status) { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); + struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); if (len < IEEE80211_MIN_ACTION_SIZE) return; switch (mgmt->u.action.category) { + case WLAN_CATEGORY_SPECTRUM_MGMT: + if (local->hw.conf.channel->band != IEEE80211_BAND_5GHZ) + break; + switch (mgmt->u.action.u.chan_switch.action_code) { + case WLAN_ACTION_SPCT_MSR_REQ: + if (len < (IEEE80211_MIN_ACTION_SIZE + + sizeof(mgmt->u.action.u.measurement))) + break; + ieee80211_sta_process_measurement_req(dev, mgmt, len); + break; + } + break; case WLAN_CATEGORY_BACK: switch (mgmt->u.action.u.addba_req.action_code) { case WLAN_ACTION_ADDBA_REQ: @@ -3050,11 +3123,6 @@ static void ieee80211_rx_mgmt_action(struct net_device *dev, break; ieee80211_sta_process_delba(dev, mgmt, len); break; - default: - if (net_ratelimit()) - printk(KERN_DEBUG "%s: Rx unknown A-MPDU action\n", - dev->name); - break; } break; case PLINK_CATEGORY: @@ -3065,11 +3133,6 @@ static void ieee80211_rx_mgmt_action(struct net_device *dev, if (ieee80211_vif_is_mesh(&sdata->vif)) mesh_rx_path_sel_frame(dev, mgmt, len); break; - default: - if (net_ratelimit()) - printk(KERN_DEBUG "%s: Rx unknown action frame - " - "category=%d\n", dev->name, mgmt->u.action.category); - break; } } @@ -3105,11 +3168,6 @@ void ieee80211_sta_rx_mgmt(struct net_device *dev, struct sk_buff *skb, skb_queue_tail(&ifsta->skb_queue, skb); queue_work(local->hw.workqueue, &ifsta->work); return; - default: - printk(KERN_DEBUG "%s: received unknown management frame - " - "stype=%d\n", dev->name, - (fc & IEEE80211_FCTL_STYPE) >> 4); - break; } fail: @@ -3173,33 +3231,32 @@ ieee80211_sta_rx_scan(struct net_device *dev, struct sk_buff *skb, struct ieee80211_rx_status *rx_status) { struct ieee80211_mgmt *mgmt; - u16 fc; + __le16 fc; if (skb->len < 2) return RX_DROP_UNUSABLE; mgmt = (struct ieee80211_mgmt *) skb->data; - fc = le16_to_cpu(mgmt->frame_control); + fc = mgmt->frame_control; - if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL) + if (ieee80211_is_ctl(fc)) return RX_CONTINUE; if (skb->len < 24) return RX_DROP_MONITOR; - if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) { - if ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PROBE_RESP) { - ieee80211_rx_mgmt_probe_resp(dev, mgmt, - skb->len, rx_status); - dev_kfree_skb(skb); - return RX_QUEUED; - } else if ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_BEACON) { - ieee80211_rx_mgmt_beacon(dev, mgmt, skb->len, - rx_status); - dev_kfree_skb(skb); - return RX_QUEUED; - } + if (ieee80211_is_probe_resp(fc)) { + ieee80211_rx_mgmt_probe_resp(dev, mgmt, skb->len, rx_status); + dev_kfree_skb(skb); + return RX_QUEUED; } + + if (ieee80211_is_beacon(fc)) { + ieee80211_rx_mgmt_beacon(dev, mgmt, skb->len, rx_status); + dev_kfree_skb(skb); + return RX_QUEUED; + } + return RX_CONTINUE; } @@ -3239,8 +3296,10 @@ static void ieee80211_sta_expire(struct net_device *dev, unsigned long exp_time) spin_lock_irqsave(&local->sta_lock, flags); list_for_each_entry_safe(sta, tmp, &local->sta_list, list) if (time_after(jiffies, sta->last_rx + exp_time)) { +#ifdef CONFIG_MAC80211_IBSS_DEBUG printk(KERN_DEBUG "%s: expiring inactive STA %s\n", dev->name, print_mac(mac, sta->addr)); +#endif __sta_info_unlink(&sta); if (sta) list_add(&sta->list, &tmp_list); @@ -3323,13 +3382,10 @@ void ieee80211_sta_work(struct work_struct *work) if (local->sta_sw_scanning || local->sta_hw_scanning) return; - if (sdata->vif.type != IEEE80211_IF_TYPE_STA && - sdata->vif.type != IEEE80211_IF_TYPE_IBSS && - sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT) { - printk(KERN_DEBUG "%s: ieee80211_sta_work: non-STA interface " - "(type=%d)\n", dev->name, sdata->vif.type); + if (WARN_ON(sdata->vif.type != IEEE80211_IF_TYPE_STA && + sdata->vif.type != IEEE80211_IF_TYPE_IBSS && + sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)) return; - } ifsta = &sdata->u.sta; while ((skb = skb_dequeue(&ifsta->skb_queue))) @@ -3383,8 +3439,7 @@ void ieee80211_sta_work(struct work_struct *work) break; #endif default: - printk(KERN_DEBUG "ieee80211_sta_work: Unknown state %d\n", - ifsta->state); + WARN_ON(1); break; } @@ -3419,8 +3474,6 @@ static void ieee80211_sta_reset_auth(struct net_device *dev, ifsta->auth_alg = WLAN_AUTH_LEAP; else ifsta->auth_alg = WLAN_AUTH_OPEN; - printk(KERN_DEBUG "%s: Initial auth_alg=%d\n", dev->name, - ifsta->auth_alg); ifsta->auth_transaction = -1; ifsta->flags &= ~IEEE80211_STA_ASSOCIATED; ifsta->auth_tries = ifsta->assoc_tries = 0; @@ -3644,8 +3697,10 @@ static int ieee80211_sta_find_ibss(struct net_device *dev, spin_unlock_bh(&local->sta_bss_lock); #ifdef CONFIG_MAC80211_IBSS_DEBUG - printk(KERN_DEBUG " sta_find_ibss: selected %s current " - "%s\n", print_mac(mac, bssid), print_mac(mac2, ifsta->bssid)); + if (found) + printk(KERN_DEBUG " sta_find_ibss: selected %s current " + "%s\n", print_mac(mac, bssid), + print_mac(mac2, ifsta->bssid)); #endif /* CONFIG_MAC80211_IBSS_DEBUG */ if (found && memcmp(ifsta->bssid, bssid, ETH_ALEN) != 0 && (bss = ieee80211_rx_bss_get(dev, bssid, @@ -3777,7 +3832,7 @@ static void ieee80211_send_nullfunc(struct ieee80211_local *local, { struct sk_buff *skb; struct ieee80211_hdr *nullfunc; - u16 fc; + __le16 fc; skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24); if (!skb) { @@ -3789,11 +3844,11 @@ static void ieee80211_send_nullfunc(struct ieee80211_local *local, nullfunc = (struct ieee80211_hdr *) skb_put(skb, 24); memset(nullfunc, 0, 24); - fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC | - IEEE80211_FCTL_TODS; + fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC | + IEEE80211_FCTL_TODS); if (powersave) - fc |= IEEE80211_FCTL_PM; - nullfunc->frame_control = cpu_to_le16(fc); + fc |= cpu_to_le16(IEEE80211_FCTL_PM); + nullfunc->frame_control = fc; memcpy(nullfunc->addr1, sdata->u.sta.bssid, ETH_ALEN); memcpy(nullfunc->addr2, sdata->dev->dev_addr, ETH_ALEN); memcpy(nullfunc->addr3, sdata->u.sta.bssid, ETH_ALEN); @@ -4087,6 +4142,7 @@ int ieee80211_sta_req_scan(struct net_device *dev, u8 *ssid, size_t ssid_len) static char * ieee80211_sta_scan_result(struct net_device *dev, + struct iw_request_info *info, struct ieee80211_sta_bss *bss, char *current_ev, char *end_buf) { @@ -4101,7 +4157,7 @@ ieee80211_sta_scan_result(struct net_device *dev, iwe.cmd = SIOCGIWAP; iwe.u.ap_addr.sa_family = ARPHRD_ETHER; memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN); - current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, + current_ev = iwe_stream_add_event(info, current_ev, end_buf, &iwe, IW_EV_ADDR_LEN); memset(&iwe, 0, sizeof(iwe)); @@ -4109,13 +4165,13 @@ ieee80211_sta_scan_result(struct net_device *dev, if (bss_mesh_cfg(bss)) { iwe.u.data.length = bss_mesh_id_len(bss); iwe.u.data.flags = 1; - current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, - bss_mesh_id(bss)); + current_ev = iwe_stream_add_point(info, current_ev, end_buf, + &iwe, bss_mesh_id(bss)); } else { iwe.u.data.length = bss->ssid_len; iwe.u.data.flags = 1; - current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, - bss->ssid); + current_ev = iwe_stream_add_point(info, current_ev, end_buf, + &iwe, bss->ssid); } if (bss->capability & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS) @@ -4128,22 +4184,22 @@ ieee80211_sta_scan_result(struct net_device *dev, iwe.u.mode = IW_MODE_MASTER; else iwe.u.mode = IW_MODE_ADHOC; - current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, - IW_EV_UINT_LEN); + current_ev = iwe_stream_add_event(info, current_ev, end_buf, + &iwe, IW_EV_UINT_LEN); } memset(&iwe, 0, sizeof(iwe)); iwe.cmd = SIOCGIWFREQ; iwe.u.freq.m = ieee80211_frequency_to_channel(bss->freq); iwe.u.freq.e = 0; - current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, + current_ev = iwe_stream_add_event(info, current_ev, end_buf, &iwe, IW_EV_FREQ_LEN); memset(&iwe, 0, sizeof(iwe)); iwe.cmd = SIOCGIWFREQ; iwe.u.freq.m = bss->freq; iwe.u.freq.e = 6; - current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, + current_ev = iwe_stream_add_event(info, current_ev, end_buf, &iwe, IW_EV_FREQ_LEN); memset(&iwe, 0, sizeof(iwe)); iwe.cmd = IWEVQUAL; @@ -4151,7 +4207,7 @@ ieee80211_sta_scan_result(struct net_device *dev, iwe.u.qual.level = bss->signal; iwe.u.qual.noise = bss->noise; iwe.u.qual.updated = local->wstats_flags; - current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, + current_ev = iwe_stream_add_event(info, current_ev, end_buf, &iwe, IW_EV_QUAL_LEN); memset(&iwe, 0, sizeof(iwe)); @@ -4161,35 +4217,36 @@ ieee80211_sta_scan_result(struct net_device *dev, else iwe.u.data.flags = IW_ENCODE_DISABLED; iwe.u.data.length = 0; - current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, ""); + current_ev = iwe_stream_add_point(info, current_ev, end_buf, + &iwe, ""); if (bss && bss->wpa_ie) { memset(&iwe, 0, sizeof(iwe)); iwe.cmd = IWEVGENIE; iwe.u.data.length = bss->wpa_ie_len; - current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, - bss->wpa_ie); + current_ev = iwe_stream_add_point(info, current_ev, end_buf, + &iwe, bss->wpa_ie); } if (bss && bss->rsn_ie) { memset(&iwe, 0, sizeof(iwe)); iwe.cmd = IWEVGENIE; iwe.u.data.length = bss->rsn_ie_len; - current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, - bss->rsn_ie); + current_ev = iwe_stream_add_point(info, current_ev, end_buf, + &iwe, bss->rsn_ie); } if (bss && bss->ht_ie) { memset(&iwe, 0, sizeof(iwe)); iwe.cmd = IWEVGENIE; iwe.u.data.length = bss->ht_ie_len; - current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, - bss->ht_ie); + current_ev = iwe_stream_add_point(info, current_ev, end_buf, + &iwe, bss->ht_ie); } if (bss && bss->supp_rates_len > 0) { /* display all supported rates in readable format */ - char *p = current_ev + IW_EV_LCP_LEN; + char *p = current_ev + iwe_stream_lcp_len(info); int i; memset(&iwe, 0, sizeof(iwe)); @@ -4200,7 +4257,7 @@ ieee80211_sta_scan_result(struct net_device *dev, for (i = 0; i < bss->supp_rates_len; i++) { iwe.u.bitrate.value = ((bss->supp_rates[i] & 0x7f) * 500000); - p = iwe_stream_add_value(current_ev, p, + p = iwe_stream_add_value(info, current_ev, p, end_buf, &iwe, IW_EV_PARAM_LEN); } current_ev = p; @@ -4214,8 +4271,16 @@ ieee80211_sta_scan_result(struct net_device *dev, iwe.cmd = IWEVCUSTOM; sprintf(buf, "tsf=%016llx", (unsigned long long)(bss->timestamp)); iwe.u.data.length = strlen(buf); - current_ev = iwe_stream_add_point(current_ev, end_buf, + current_ev = iwe_stream_add_point(info, current_ev, + end_buf, &iwe, buf); + memset(&iwe, 0, sizeof(iwe)); + iwe.cmd = IWEVCUSTOM; + sprintf(buf, " Last beacon: %dms ago", + jiffies_to_msecs(jiffies - bss->last_update)); + iwe.u.data.length = strlen(buf); + current_ev = iwe_stream_add_point(info, current_ev, + end_buf, &iwe, buf); kfree(buf); } } @@ -4229,31 +4294,36 @@ ieee80211_sta_scan_result(struct net_device *dev, iwe.cmd = IWEVCUSTOM; sprintf(buf, "Mesh network (version %d)", cfg[0]); iwe.u.data.length = strlen(buf); - current_ev = iwe_stream_add_point(current_ev, end_buf, + current_ev = iwe_stream_add_point(info, current_ev, + end_buf, &iwe, buf); sprintf(buf, "Path Selection Protocol ID: " "0x%02X%02X%02X%02X", cfg[1], cfg[2], cfg[3], cfg[4]); iwe.u.data.length = strlen(buf); - current_ev = iwe_stream_add_point(current_ev, end_buf, + current_ev = iwe_stream_add_point(info, current_ev, + end_buf, &iwe, buf); sprintf(buf, "Path Selection Metric ID: " "0x%02X%02X%02X%02X", cfg[5], cfg[6], cfg[7], cfg[8]); iwe.u.data.length = strlen(buf); - current_ev = iwe_stream_add_point(current_ev, end_buf, + current_ev = iwe_stream_add_point(info, current_ev, + end_buf, &iwe, buf); sprintf(buf, "Congestion Control Mode ID: " "0x%02X%02X%02X%02X", cfg[9], cfg[10], cfg[11], cfg[12]); iwe.u.data.length = strlen(buf); - current_ev = iwe_stream_add_point(current_ev, end_buf, + current_ev = iwe_stream_add_point(info, current_ev, + end_buf, &iwe, buf); sprintf(buf, "Channel Precedence: " "0x%02X%02X%02X%02X", cfg[13], cfg[14], cfg[15], cfg[16]); iwe.u.data.length = strlen(buf); - current_ev = iwe_stream_add_point(current_ev, end_buf, + current_ev = iwe_stream_add_point(info, current_ev, + end_buf, &iwe, buf); kfree(buf); } @@ -4263,7 +4333,9 @@ ieee80211_sta_scan_result(struct net_device *dev, } -int ieee80211_sta_scan_results(struct net_device *dev, char *buf, size_t len) +int ieee80211_sta_scan_results(struct net_device *dev, + struct iw_request_info *info, + char *buf, size_t len) { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); char *current_ev = buf; @@ -4276,8 +4348,8 @@ int ieee80211_sta_scan_results(struct net_device *dev, char *buf, size_t len) spin_unlock_bh(&local->sta_bss_lock); return -E2BIG; } - current_ev = ieee80211_sta_scan_result(dev, bss, current_ev, - end_buf); + current_ev = ieee80211_sta_scan_result(dev, info, bss, + current_ev, end_buf); } spin_unlock_bh(&local->sta_bss_lock); return current_ev - buf; @@ -4329,8 +4401,10 @@ struct sta_info *ieee80211_ibss_add_sta(struct net_device *dev, if (!ieee80211_bssid_match(bssid, sdata->u.sta.bssid)) return NULL; +#ifdef CONFIG_MAC80211_VERBOSE_DEBUG printk(KERN_DEBUG "%s: Adding new IBSS station %s (dev=%s)\n", wiphy_name(local->hw.wiphy), print_mac(mac, addr), dev->name); +#endif sta = sta_info_alloc(sdata, addr, GFP_ATOMIC); if (!sta) @@ -4357,7 +4431,7 @@ int ieee80211_sta_deauthenticate(struct net_device *dev, u16 reason) struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_if_sta *ifsta = &sdata->u.sta; - printk(KERN_DEBUG "%s: deauthenticate(reason=%d)\n", + printk(KERN_DEBUG "%s: deauthenticating by local choice (reason=%d)\n", dev->name, reason); if (sdata->vif.type != IEEE80211_IF_TYPE_STA && @@ -4375,7 +4449,7 @@ int ieee80211_sta_disassociate(struct net_device *dev, u16 reason) struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_if_sta *ifsta = &sdata->u.sta; - printk(KERN_DEBUG "%s: disassociate(reason=%d)\n", + printk(KERN_DEBUG "%s: disassociating by local choice (reason=%d)\n", dev->name, reason); if (sdata->vif.type != IEEE80211_IF_TYPE_STA)