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Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c189
1 files changed, 83 insertions, 106 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index a4bb856de08f..321ea9bba02e 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -258,12 +258,11 @@ static int ieee80211_compatible_rates(const u8 *supp_rates, int supp_rates_len,
}
static void ieee80211_add_ht_ie(struct ieee80211_sub_if_data *sdata,
- struct sk_buff *skb, const u8 *ht_oper_ie,
+ struct sk_buff *skb, u8 ap_ht_param,
struct ieee80211_supported_band *sband,
struct ieee80211_channel *channel,
enum ieee80211_smps_mode smps)
{
- struct ieee80211_ht_operation *ht_oper;
u8 *pos;
u32 flags = channel->flags;
u16 cap;
@@ -271,21 +270,13 @@ static void ieee80211_add_ht_ie(struct ieee80211_sub_if_data *sdata,
BUILD_BUG_ON(sizeof(ht_cap) != sizeof(sband->ht_cap));
- if (!ht_oper_ie)
- return;
-
- if (ht_oper_ie[1] < sizeof(struct ieee80211_ht_operation))
- return;
-
memcpy(&ht_cap, &sband->ht_cap, sizeof(ht_cap));
ieee80211_apply_htcap_overrides(sdata, &ht_cap);
- ht_oper = (struct ieee80211_ht_operation *)(ht_oper_ie + 2);
-
/* determine capability flags */
cap = ht_cap.cap;
- switch (ht_oper->ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET) {
+ switch (ap_ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET) {
case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
if (flags & IEEE80211_CHAN_NO_HT40PLUS) {
cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
@@ -509,7 +500,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
}
if (!(ifmgd->flags & IEEE80211_STA_DISABLE_11N))
- ieee80211_add_ht_ie(sdata, skb, assoc_data->ht_operation_ie,
+ ieee80211_add_ht_ie(sdata, skb, assoc_data->ap_ht_param,
sband, local->oper_channel, ifmgd->ap_smps);
/* if present, add any custom non-vendor IEs that go after HT */
@@ -939,11 +930,6 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency)
return;
}
- if (!list_empty(&local->work_list)) {
- local->ps_sdata = NULL;
- goto change;
- }
-
list_for_each_entry(sdata, &local->interfaces, list) {
if (!ieee80211_sdata_running(sdata))
continue;
@@ -1016,7 +1002,6 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency)
local->ps_sdata = NULL;
}
- change:
ieee80211_change_ps(local);
}
@@ -1586,6 +1571,8 @@ static void ieee80211_mgd_probe_ap(struct ieee80211_sub_if_data *sdata,
net_dbg_ratelimited("%s: detected beacon loss from AP - sending probe request\n",
sdata->name);
#endif
+ ieee80211_cqm_rssi_notify(&sdata->vif,
+ NL80211_CQM_RSSI_BEACON_LOSS_EVENT, GFP_KERNEL);
/*
* The driver/our work has already reported this event or the
@@ -1668,8 +1655,7 @@ static void __ieee80211_connection_loss(struct ieee80211_sub_if_data *sdata)
memcpy(bssid, ifmgd->associated->bssid, ETH_ALEN);
- printk(KERN_DEBUG "%s: Connection to AP %pM lost.\n",
- sdata->name, bssid);
+ pr_debug("%s: Connection to AP %pM lost\n", sdata->name, bssid);
ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY,
@@ -1803,9 +1789,10 @@ ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
return RX_MGMT_NONE;
if (status_code != WLAN_STATUS_SUCCESS) {
- printk(KERN_DEBUG "%s: %pM denied authentication (status %d)\n",
- sdata->name, mgmt->sa, status_code);
- goto out;
+ pr_debug("%s: %pM denied authentication (status %d)\n",
+ sdata->name, mgmt->sa, status_code);
+ ieee80211_destroy_auth_data(sdata, false);
+ return RX_MGMT_CFG80211_RX_AUTH;
}
switch (ifmgd->auth_data->algorithm) {
@@ -1826,8 +1813,7 @@ ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
return RX_MGMT_NONE;
}
- printk(KERN_DEBUG "%s: authenticated\n", sdata->name);
- out:
+ pr_debug("%s: authenticated\n", sdata->name);
ifmgd->auth_data->done = true;
ifmgd->auth_data->timeout = jiffies + IEEE80211_AUTH_WAIT_ASSOC;
run_again(ifmgd, ifmgd->auth_data->timeout);
@@ -1840,8 +1826,7 @@ ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
goto out_err;
}
if (sta_info_move_state(sta, IEEE80211_STA_AUTH)) {
- printk(KERN_DEBUG "%s: failed moving %pM to auth\n",
- sdata->name, bssid);
+ pr_debug("%s: failed moving %pM to auth\n", sdata->name, bssid);
goto out_err;
}
mutex_unlock(&sdata->local->sta_mtx);
@@ -1875,8 +1860,8 @@ ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata,
reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
- printk(KERN_DEBUG "%s: deauthenticated from %pM (Reason: %u)\n",
- sdata->name, bssid, reason_code);
+ pr_debug("%s: deauthenticated from %pM (Reason: %u)\n",
+ sdata->name, bssid, reason_code);
ieee80211_set_disassoc(sdata, 0, 0, false, NULL);
@@ -1906,8 +1891,8 @@ ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata,
reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
- printk(KERN_DEBUG "%s: disassociated from %pM (Reason: %u)\n",
- sdata->name, mgmt->sa, reason_code);
+ pr_debug("%s: disassociated from %pM (Reason: %u)\n",
+ sdata->name, mgmt->sa, reason_code);
ieee80211_set_disassoc(sdata, 0, 0, false, NULL);
@@ -1999,17 +1984,15 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
capab_info = le16_to_cpu(mgmt->u.assoc_resp.capab_info);
if ((aid & (BIT(15) | BIT(14))) != (BIT(15) | BIT(14)))
- printk(KERN_DEBUG
- "%s: invalid AID value 0x%x; bits 15:14 not set\n",
- sdata->name, aid);
+ pr_debug("%s: invalid AID value 0x%x; bits 15:14 not set\n",
+ sdata->name, aid);
aid &= ~(BIT(15) | BIT(14));
ifmgd->broken_ap = false;
if (aid == 0 || aid > IEEE80211_MAX_AID) {
- printk(KERN_DEBUG
- "%s: invalid AID value %d (out of range), turn off PS\n",
- sdata->name, aid);
+ pr_debug("%s: invalid AID value %d (out of range), turn off PS\n",
+ sdata->name, aid);
aid = 0;
ifmgd->broken_ap = true;
}
@@ -2018,8 +2001,8 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
ieee802_11_parse_elems(pos, len - (pos - (u8 *) mgmt), &elems);
if (!elems.supp_rates) {
- printk(KERN_DEBUG "%s: no SuppRates element in AssocResp\n",
- sdata->name);
+ pr_debug("%s: no SuppRates element in AssocResp\n",
+ sdata->name);
return false;
}
@@ -2059,9 +2042,8 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
if (!err && !(ifmgd->flags & IEEE80211_STA_CONTROL_PORT))
err = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED);
if (err) {
- printk(KERN_DEBUG
- "%s: failed to move station %pM to desired state\n",
- sdata->name, sta->sta.addr);
+ pr_debug("%s: failed to move station %pM to desired state\n",
+ sdata->name, sta->sta.addr);
WARN_ON(__sta_info_destroy(sta));
mutex_unlock(&sdata->local->sta_mtx);
return false;
@@ -2144,10 +2126,9 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
status_code = le16_to_cpu(mgmt->u.assoc_resp.status_code);
aid = le16_to_cpu(mgmt->u.assoc_resp.aid);
- printk(KERN_DEBUG "%s: RX %sssocResp from %pM (capab=0x%x "
- "status=%d aid=%d)\n",
- sdata->name, reassoc ? "Rea" : "A", mgmt->sa,
- capab_info, status_code, (u16)(aid & ~(BIT(15) | BIT(14))));
+ pr_debug("%s: RX %sssocResp from %pM (capab=0x%x status=%d aid=%d)\n",
+ sdata->name, reassoc ? "Rea" : "A", mgmt->sa,
+ capab_info, status_code, (u16)(aid & ~(BIT(15) | BIT(14))));
pos = mgmt->u.assoc_resp.variable;
ieee802_11_parse_elems(pos, len - (pos - (u8 *) mgmt), &elems);
@@ -2158,9 +2139,8 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
u32 tu, ms;
tu = get_unaligned_le32(elems.timeout_int + 1);
ms = tu * 1024 / 1000;
- printk(KERN_DEBUG "%s: %pM rejected association temporarily; "
- "comeback duration %u TU (%u ms)\n",
- sdata->name, mgmt->sa, tu, ms);
+ pr_debug("%s: %pM rejected association temporarily; comeback duration %u TU (%u ms)\n",
+ sdata->name, mgmt->sa, tu, ms);
assoc_data->timeout = jiffies + msecs_to_jiffies(ms);
if (ms > IEEE80211_ASSOC_TIMEOUT)
run_again(ifmgd, assoc_data->timeout);
@@ -2170,11 +2150,11 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
*bss = assoc_data->bss;
if (status_code != WLAN_STATUS_SUCCESS) {
- printk(KERN_DEBUG "%s: %pM denied association (code=%d)\n",
- sdata->name, mgmt->sa, status_code);
+ pr_debug("%s: %pM denied association (code=%d)\n",
+ sdata->name, mgmt->sa, status_code);
ieee80211_destroy_assoc_data(sdata, false);
} else {
- printk(KERN_DEBUG "%s: associated\n", sdata->name);
+ pr_debug("%s: associated\n", sdata->name);
if (!ieee80211_assoc_success(sdata, *bss, mgmt, len)) {
/* oops -- internal error -- send timeout for now */
@@ -2282,7 +2262,7 @@ static void ieee80211_rx_mgmt_probe_resp(struct ieee80211_sub_if_data *sdata,
if (ifmgd->auth_data && !ifmgd->auth_data->bss->proberesp_ies &&
ether_addr_equal(mgmt->bssid, ifmgd->auth_data->bss->bssid)) {
/* got probe response, continue with auth */
- printk(KERN_DEBUG "%s: direct probe responded\n", sdata->name);
+ pr_debug("%s: direct probe responded\n", sdata->name);
ifmgd->auth_data->tries = 0;
ifmgd->auth_data->timeout = jiffies;
run_again(ifmgd, ifmgd->auth_data->timeout);
@@ -2644,8 +2624,8 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
auth_data->tries++;
if (auth_data->tries > IEEE80211_AUTH_MAX_TRIES) {
- printk(KERN_DEBUG "%s: authentication with %pM timed out\n",
- sdata->name, auth_data->bss->bssid);
+ pr_debug("%s: authentication with %pM timed out\n",
+ sdata->name, auth_data->bss->bssid);
/*
* Most likely AP is not in the range so remove the
@@ -2657,9 +2637,9 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
}
if (auth_data->bss->proberesp_ies) {
- printk(KERN_DEBUG "%s: send auth to %pM (try %d/%d)\n",
- sdata->name, auth_data->bss->bssid, auth_data->tries,
- IEEE80211_AUTH_MAX_TRIES);
+ pr_debug("%s: send auth to %pM (try %d/%d)\n",
+ sdata->name, auth_data->bss->bssid, auth_data->tries,
+ IEEE80211_AUTH_MAX_TRIES);
auth_data->expected_transaction = 2;
ieee80211_send_auth(sdata, 1, auth_data->algorithm,
@@ -2669,9 +2649,9 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
} else {
const u8 *ssidie;
- printk(KERN_DEBUG "%s: direct probe to %pM (try %d/%i)\n",
- sdata->name, auth_data->bss->bssid, auth_data->tries,
- IEEE80211_AUTH_MAX_TRIES);
+ pr_debug("%s: direct probe to %pM (try %d/%i)\n",
+ sdata->name, auth_data->bss->bssid, auth_data->tries,
+ IEEE80211_AUTH_MAX_TRIES);
ssidie = ieee80211_bss_get_ie(auth_data->bss, WLAN_EID_SSID);
if (!ssidie)
@@ -2699,8 +2679,8 @@ static int ieee80211_do_assoc(struct ieee80211_sub_if_data *sdata)
assoc_data->tries++;
if (assoc_data->tries > IEEE80211_ASSOC_MAX_TRIES) {
- printk(KERN_DEBUG "%s: association with %pM timed out\n",
- sdata->name, assoc_data->bss->bssid);
+ pr_debug("%s: association with %pM timed out\n",
+ sdata->name, assoc_data->bss->bssid);
/*
* Most likely AP is not in the range so remove the
@@ -2711,9 +2691,9 @@ static int ieee80211_do_assoc(struct ieee80211_sub_if_data *sdata)
return -ETIMEDOUT;
}
- printk(KERN_DEBUG "%s: associate with %pM (try %d/%d)\n",
- sdata->name, assoc_data->bss->bssid, assoc_data->tries,
- IEEE80211_ASSOC_MAX_TRIES);
+ pr_debug("%s: associate with %pM (try %d/%d)\n",
+ sdata->name, assoc_data->bss->bssid, assoc_data->tries,
+ IEEE80211_ASSOC_MAX_TRIES);
ieee80211_send_assoc(sdata);
assoc_data->timeout = jiffies + IEEE80211_ASSOC_TIMEOUT;
@@ -3084,13 +3064,10 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
* since we look at probe response/beacon data here
* it should be OK.
*/
- printk(KERN_DEBUG
- "%s: Wrong control channel: center-freq: %d"
- " ht-cfreq: %d ht->primary_chan: %d"
- " band: %d. Disabling HT.\n",
- sdata->name, cbss->channel->center_freq,
- ht_cfreq, ht_oper->primary_chan,
- cbss->channel->band);
+ pr_debug("%s: Wrong control channel: center-freq: %d ht-cfreq: %d ht->primary_chan: %d band: %d - Disabling HT\n",
+ sdata->name, cbss->channel->center_freq,
+ ht_cfreq, ht_oper->primary_chan,
+ cbss->channel->band);
ht_oper = NULL;
}
}
@@ -3114,9 +3091,8 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
if (!ieee80211_set_channel_type(local, sdata, channel_type)) {
/* can only fail due to HT40+/- mismatch */
channel_type = NL80211_CHAN_HT20;
- printk(KERN_DEBUG
- "%s: disabling 40 MHz due to multi-vif mismatch\n",
- sdata->name);
+ pr_debug("%s: disabling 40 MHz due to multi-vif mismatch\n",
+ sdata->name);
ifmgd->flags |= IEEE80211_STA_DISABLE_40MHZ;
WARN_ON(!ieee80211_set_channel_type(local, sdata,
channel_type));
@@ -3145,9 +3121,8 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
* we can connect -- with a warning.
*/
if (!basic_rates && min_rate_index >= 0) {
- printk(KERN_DEBUG
- "%s: No basic rates, using min rate instead.\n",
- sdata->name);
+ pr_debug("%s: No basic rates, using min rate instead\n",
+ sdata->name);
basic_rates = BIT(min_rate_index);
}
@@ -3173,9 +3148,8 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
err = sta_info_insert(sta);
sta = NULL;
if (err) {
- printk(KERN_DEBUG
- "%s: failed to insert STA entry for the AP (error %d)\n",
- sdata->name, err);
+ pr_debug("%s: failed to insert STA entry for the AP (error %d)\n",
+ sdata->name, err);
return err;
}
} else
@@ -3253,8 +3227,7 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
if (ifmgd->associated)
ieee80211_set_disassoc(sdata, 0, 0, false, NULL);
- printk(KERN_DEBUG "%s: authenticate with %pM\n",
- sdata->name, req->bss->bssid);
+ pr_debug("%s: authenticate with %pM\n", sdata->name, req->bss->bssid);
err = ieee80211_prep_connection(sdata, req->bss, false);
if (err)
@@ -3289,7 +3262,7 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
struct ieee80211_bss *bss = (void *)req->bss->priv;
struct ieee80211_mgd_assoc_data *assoc_data;
struct ieee80211_supported_band *sband;
- const u8 *ssidie;
+ const u8 *ssidie, *ht_ie;
int i, err;
ssidie = ieee80211_bss_get_ie(req->bss, WLAN_EID_SSID);
@@ -3337,11 +3310,15 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
* We can set this to true for non-11n hardware, that'll be checked
* separately along with the peer capabilities.
*/
- for (i = 0; i < req->crypto.n_ciphers_pairwise; i++)
+ for (i = 0; i < req->crypto.n_ciphers_pairwise; i++) {
if (req->crypto.ciphers_pairwise[i] == WLAN_CIPHER_SUITE_WEP40 ||
req->crypto.ciphers_pairwise[i] == WLAN_CIPHER_SUITE_TKIP ||
- req->crypto.ciphers_pairwise[i] == WLAN_CIPHER_SUITE_WEP104)
+ req->crypto.ciphers_pairwise[i] == WLAN_CIPHER_SUITE_WEP104) {
ifmgd->flags |= IEEE80211_STA_DISABLE_11N;
+ netdev_info(sdata->dev,
+ "disabling HT due to WEP/TKIP use\n");
+ }
+ }
if (req->flags & ASSOC_REQ_DISABLE_HT)
ifmgd->flags |= IEEE80211_STA_DISABLE_11N;
@@ -3349,8 +3326,11 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
/* Also disable HT if we don't support it or the AP doesn't use WMM */
sband = local->hw.wiphy->bands[req->bss->channel->band];
if (!sband->ht_cap.ht_supported ||
- local->hw.queues < IEEE80211_NUM_ACS || !bss->wmm_used)
+ local->hw.queues < IEEE80211_NUM_ACS || !bss->wmm_used) {
ifmgd->flags |= IEEE80211_STA_DISABLE_11N;
+ netdev_info(sdata->dev,
+ "disabling HT as WMM/QoS is not supported\n");
+ }
memcpy(&ifmgd->ht_capa, &req->ht_capa, sizeof(ifmgd->ht_capa));
memcpy(&ifmgd->ht_capa_mask, &req->ht_capa_mask,
@@ -3376,8 +3356,13 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
(local->hw.queues >= IEEE80211_NUM_ACS);
assoc_data->supp_rates = bss->supp_rates;
assoc_data->supp_rates_len = bss->supp_rates_len;
- assoc_data->ht_operation_ie =
- ieee80211_bss_get_ie(req->bss, WLAN_EID_HT_OPERATION);
+
+ ht_ie = ieee80211_bss_get_ie(req->bss, WLAN_EID_HT_OPERATION);
+ if (ht_ie && ht_ie[1] >= sizeof(struct ieee80211_ht_operation))
+ assoc_data->ap_ht_param =
+ ((struct ieee80211_ht_operation *)(ht_ie + 2))->ht_param;
+ else
+ ifmgd->flags |= IEEE80211_STA_DISABLE_11N;
if (bss->wmm_used && bss->uapsd_supported &&
(sdata->local->hw.flags & IEEE80211_HW_SUPPORTS_UAPSD)) {
@@ -3424,8 +3409,8 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
* Wait up to one beacon interval ...
* should this be more if we miss one?
*/
- printk(KERN_DEBUG "%s: waiting for beacon from %pM\n",
- sdata->name, ifmgd->bssid);
+ pr_debug("%s: waiting for beacon from %pM\n",
+ sdata->name, ifmgd->bssid);
assoc_data->timeout = TU_TO_EXP_TIME(req->bss->beacon_interval);
} else {
assoc_data->have_beacon = true;
@@ -3444,8 +3429,8 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
corrupt_type = "beacon";
} else if (bss->corrupt_data & IEEE80211_BSS_CORRUPT_PROBE_RESP)
corrupt_type = "probe response";
- printk(KERN_DEBUG "%s: associating with AP with corrupt %s\n",
- sdata->name, corrupt_type);
+ pr_debug("%s: associating with AP with corrupt %s\n",
+ sdata->name, corrupt_type);
}
err = 0;
@@ -3474,9 +3459,8 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
return 0;
}
- printk(KERN_DEBUG
- "%s: deauthenticating from %pM by local choice (reason=%d)\n",
- sdata->name, req->bssid, req->reason_code);
+ pr_debug("%s: deauthenticating from %pM by local choice (reason=%d)\n",
+ sdata->name, req->bssid, req->reason_code);
if (ifmgd->associated &&
ether_addr_equal(ifmgd->associated->bssid, req->bssid))
@@ -3518,8 +3502,8 @@ int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
return -ENOLINK;
}
- printk(KERN_DEBUG "%s: disassociating from %pM by local choice (reason=%d)\n",
- sdata->name, req->bss->bssid, req->reason_code);
+ pr_debug("%s: disassociating from %pM by local choice (reason=%d)\n",
+ sdata->name, req->bss->bssid, req->reason_code);
memcpy(bssid, req->bss->bssid, ETH_ALEN);
ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DISASSOC,
@@ -3560,10 +3544,3 @@ void ieee80211_cqm_rssi_notify(struct ieee80211_vif *vif,
cfg80211_cqm_rssi_notify(sdata->dev, rssi_event, gfp);
}
EXPORT_SYMBOL(ieee80211_cqm_rssi_notify);
-
-unsigned char ieee80211_get_operstate(struct ieee80211_vif *vif)
-{
- struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
- return sdata->dev->operstate;
-}
-EXPORT_SYMBOL(ieee80211_get_operstate);