return (1 << ecw) - 1;
}
-static u8 *ieee80211_bss_get_ie(struct ieee80211_bss *bss, u8 ie)
-{
- u8 *end, *pos;
-
- pos = bss->cbss.information_elements;
- if (pos == NULL)
- return NULL;
- end = pos + bss->cbss.len_information_elements;
-
- while (pos + 1 < end) {
- if (pos + 2 + pos[1] > end)
- break;
- if (pos[0] == ie)
- return pos;
- pos += 2 + pos[1];
- }
-
- return NULL;
-}
-
static int ieee80211_compatible_rates(struct ieee80211_bss *bss,
struct ieee80211_supported_band *sband,
u32 *rates)
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb;
struct ieee80211_mgmt *mgmt;
- u8 *pos, *ies, *ht_ie;
+ u8 *pos;
+ const u8 *ies, *ht_ie;
int i, len, count, rates_len, supp_rates_len;
u16 capab;
struct ieee80211_bss *bss;
*/
if (wmm && (ifmgd->flags & IEEE80211_STA_WMM_ENABLED) &&
sband->ht_cap.ht_supported &&
- (ht_ie = ieee80211_bss_get_ie(bss, WLAN_EID_HT_INFORMATION)) &&
+ (ht_ie = ieee80211_bss_get_ie(&bss->cbss, WLAN_EID_HT_INFORMATION)) &&
ht_ie[1] >= sizeof(struct ieee80211_ht_info) &&
- (!(ifmgd->flags & IEEE80211_STA_TKIP_WEP_USED))) {
+ (!(ifmgd->flags & IEEE80211_STA_DISABLE_11N))) {
struct ieee80211_ht_info *ht_info =
(struct ieee80211_ht_info *)(ht_ie + 2);
u16 cap = sband->ht_cap.cap;
mgmt->u.deauth.reason_code = cpu_to_le16(reason);
if (stype == IEEE80211_STYPE_DEAUTH)
- cfg80211_send_deauth(sdata->dev, (u8 *) mgmt, skb->len);
+ cfg80211_send_deauth(sdata->dev, (u8 *) mgmt, skb->len,
+ GFP_KERNEL);
else
- cfg80211_send_disassoc(sdata->dev, (u8 *) mgmt, skb->len);
+ cfg80211_send_disassoc(sdata->dev, (u8 *) mgmt, skb->len,
+ GFP_KERNEL);
ieee80211_tx_skb(sdata, skb, ifmgd->flags & IEEE80211_STA_MFP_ENABLED);
}
return changed;
}
-static void ieee80211_sta_send_apinfo(struct ieee80211_sub_if_data *sdata)
-{
- union iwreq_data wrqu;
-
- memset(&wrqu, 0, sizeof(wrqu));
- if (sdata->u.mgd.flags & IEEE80211_STA_ASSOCIATED)
- memcpy(wrqu.ap_addr.sa_data, sdata->u.mgd.bssid, ETH_ALEN);
- wrqu.ap_addr.sa_family = ARPHRD_ETHER;
- wireless_send_event(sdata->dev, SIOCGIWAP, &wrqu, NULL);
-}
-
-static void ieee80211_sta_send_associnfo(struct ieee80211_sub_if_data *sdata)
-{
- struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
- char *buf;
- size_t len;
- int i;
- union iwreq_data wrqu;
-
- if (!ifmgd->assocreq_ies && !ifmgd->assocresp_ies)
- return;
-
- buf = kmalloc(50 + 2 * (ifmgd->assocreq_ies_len +
- ifmgd->assocresp_ies_len), GFP_KERNEL);
- if (!buf)
- return;
-
- len = sprintf(buf, "ASSOCINFO(");
- if (ifmgd->assocreq_ies) {
- len += sprintf(buf + len, "ReqIEs=");
- for (i = 0; i < ifmgd->assocreq_ies_len; i++) {
- len += sprintf(buf + len, "%02x",
- ifmgd->assocreq_ies[i]);
- }
- }
- if (ifmgd->assocresp_ies) {
- if (ifmgd->assocreq_ies)
- len += sprintf(buf + len, " ");
- len += sprintf(buf + len, "RespIEs=");
- for (i = 0; i < ifmgd->assocresp_ies_len; i++) {
- len += sprintf(buf + len, "%02x",
- ifmgd->assocresp_ies[i]);
- }
- }
- len += sprintf(buf + len, ")");
-
- if (len > IW_CUSTOM_MAX) {
- len = sprintf(buf, "ASSOCRESPIE=");
- for (i = 0; i < ifmgd->assocresp_ies_len; i++) {
- len += sprintf(buf + len, "%02x",
- ifmgd->assocresp_ies[i]);
- }
- }
-
- if (len <= IW_CUSTOM_MAX) {
- memset(&wrqu, 0, sizeof(wrqu));
- wrqu.data.length = len;
- wireless_send_event(sdata->dev, IWEVCUSTOM, &wrqu, buf);
- }
-
- kfree(buf);
-}
-
-
static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
u32 bss_info_changed)
{
ifmgd->flags |= IEEE80211_STA_PREV_BSSID_SET;
memcpy(ifmgd->prev_bssid, sdata->u.mgd.bssid, ETH_ALEN);
- ieee80211_sta_send_associnfo(sdata);
ifmgd->last_probe = jiffies;
ieee80211_led_assoc(local, 1);
netif_tx_start_all_queues(sdata->dev);
netif_carrier_on(sdata->dev);
-
- ieee80211_sta_send_apinfo(sdata);
}
static void ieee80211_direct_probe(struct ieee80211_sub_if_data *sdata)
sdata->dev->name, ifmgd->bssid);
ifmgd->state = IEEE80211_STA_MLME_DISABLED;
ieee80211_recalc_idle(local);
- cfg80211_send_auth_timeout(sdata->dev, ifmgd->bssid);
+ cfg80211_send_auth_timeout(sdata->dev, ifmgd->bssid,
+ GFP_KERNEL);
/*
* Most likely AP is not in the range so remove the
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
struct ieee80211_local *local = sdata->local;
- u8 *ies;
- size_t ies_len;
ifmgd->auth_tries++;
if (ifmgd->auth_tries > IEEE80211_AUTH_MAX_TRIES) {
sdata->dev->name, ifmgd->bssid);
ifmgd->state = IEEE80211_STA_MLME_DISABLED;
ieee80211_recalc_idle(local);
- cfg80211_send_auth_timeout(sdata->dev, ifmgd->bssid);
+ cfg80211_send_auth_timeout(sdata->dev, ifmgd->bssid,
+ GFP_KERNEL);
ieee80211_rx_bss_remove(sdata, ifmgd->bssid,
sdata->local->hw.conf.channel->center_freq,
ifmgd->ssid, ifmgd->ssid_len);
printk(KERN_DEBUG "%s: authenticate with AP %pM\n",
sdata->dev->name, ifmgd->bssid);
- if (ifmgd->flags & IEEE80211_STA_EXT_SME) {
- ies = ifmgd->sme_auth_ie;
- ies_len = ifmgd->sme_auth_ie_len;
- } else {
- ies = NULL;
- ies_len = 0;
- }
- ieee80211_send_auth(sdata, 1, ifmgd->auth_alg, ies, ies_len,
- ifmgd->bssid, 0);
+ ieee80211_send_auth(sdata, 1, ifmgd->auth_alg, ifmgd->sme_auth_ie,
+ ifmgd->sme_auth_ie_len, ifmgd->bssid, 0);
ifmgd->auth_transaction = 2;
mod_timer(&ifmgd->timer, jiffies + IEEE80211_AUTH_TIMEOUT);
changed |= BSS_CHANGED_ASSOC;
sdata->vif.bss_conf.assoc = false;
- ieee80211_sta_send_apinfo(sdata);
-
if (self_disconnected || reason == WLAN_REASON_DISASSOC_STA_HAS_LEFT) {
ifmgd->state = IEEE80211_STA_MLME_DISABLED;
ieee80211_rx_bss_remove(sdata, ifmgd->bssid,
sta_info_destroy(sta);
}
-static int ieee80211_sta_wep_configured(struct ieee80211_sub_if_data *sdata)
-{
- if (!sdata || !sdata->default_key ||
- sdata->default_key->conf.alg != ALG_WEP)
- return 0;
- return 1;
-}
-
-static int ieee80211_privacy_mismatch(struct ieee80211_sub_if_data *sdata)
-{
- struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
- struct ieee80211_local *local = sdata->local;
- struct ieee80211_bss *bss;
- int bss_privacy;
- int wep_privacy;
- int privacy_invoked;
-
- if (!ifmgd || (ifmgd->flags & IEEE80211_STA_EXT_SME))
- return 0;
-
- bss = ieee80211_rx_bss_get(local, ifmgd->bssid,
- local->hw.conf.channel->center_freq,
- ifmgd->ssid, ifmgd->ssid_len);
- if (!bss)
- return 0;
-
- bss_privacy = !!(bss->cbss.capability & WLAN_CAPABILITY_PRIVACY);
- wep_privacy = !!ieee80211_sta_wep_configured(sdata);
- privacy_invoked = !!(ifmgd->flags & IEEE80211_STA_PRIVACY_INVOKED);
-
- ieee80211_rx_bss_put(local, bss);
-
- if ((bss_privacy == wep_privacy) || (bss_privacy == privacy_invoked))
- return 0;
-
- return 1;
-}
-
static void ieee80211_associate(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
sdata->dev->name, ifmgd->bssid);
ifmgd->state = IEEE80211_STA_MLME_DISABLED;
ieee80211_recalc_idle(local);
- cfg80211_send_assoc_timeout(sdata->dev, ifmgd->bssid);
+ cfg80211_send_assoc_timeout(sdata->dev, ifmgd->bssid,
+ GFP_KERNEL);
ieee80211_rx_bss_remove(sdata, ifmgd->bssid,
sdata->local->hw.conf.channel->center_freq,
ifmgd->ssid, ifmgd->ssid_len);
ifmgd->state = IEEE80211_STA_MLME_ASSOCIATE;
printk(KERN_DEBUG "%s: associate with AP %pM\n",
sdata->dev->name, ifmgd->bssid);
- if (ieee80211_privacy_mismatch(sdata)) {
- printk(KERN_DEBUG "%s: mismatch in privacy configuration and "
- "mixed-cell disabled - abort association\n", sdata->dev->name);
- ifmgd->state = IEEE80211_STA_MLME_DISABLED;
- ieee80211_recalc_idle(local);
- return;
- }
-
ieee80211_send_assoc(sdata);
mod_timer(&ifmgd->timer, jiffies + IEEE80211_ASSOC_TIMEOUT);
printk(KERN_DEBUG "%s: authenticated\n", sdata->dev->name);
ifmgd->flags |= IEEE80211_STA_AUTHENTICATED;
- if (ifmgd->flags & IEEE80211_STA_EXT_SME) {
- /* Wait for SME to request association */
- ifmgd->state = IEEE80211_STA_MLME_DISABLED;
- ieee80211_recalc_idle(sdata->local);
- } else
- ieee80211_associate(sdata);
+ /* Wait for SME to request association */
+ ifmgd->state = IEEE80211_STA_MLME_DISABLED;
+ ieee80211_recalc_idle(sdata->local);
}
return;
if (status_code != WLAN_STATUS_SUCCESS) {
- if (status_code == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) {
- u8 algs[3];
- const int num_algs = ARRAY_SIZE(algs);
- int i, pos;
- algs[0] = algs[1] = algs[2] = 0xff;
- if (ifmgd->auth_algs & IEEE80211_AUTH_ALG_OPEN)
- algs[0] = WLAN_AUTH_OPEN;
- if (ifmgd->auth_algs & IEEE80211_AUTH_ALG_SHARED_KEY)
- algs[1] = WLAN_AUTH_SHARED_KEY;
- if (ifmgd->auth_algs & IEEE80211_AUTH_ALG_LEAP)
- algs[2] = WLAN_AUTH_LEAP;
- if (ifmgd->auth_alg == WLAN_AUTH_OPEN)
- pos = 0;
- else if (ifmgd->auth_alg == WLAN_AUTH_SHARED_KEY)
- pos = 1;
- else
- pos = 2;
- for (i = 0; i < num_algs; i++) {
- pos++;
- if (pos >= num_algs)
- pos = 0;
- if (algs[pos] == ifmgd->auth_alg ||
- algs[pos] == 0xff)
- continue;
- if (algs[pos] == WLAN_AUTH_SHARED_KEY &&
- !ieee80211_sta_wep_configured(sdata))
- continue;
- ifmgd->auth_alg = algs[pos];
- break;
- }
- }
+ cfg80211_send_rx_auth(sdata->dev, (u8 *) mgmt, len,
+ GFP_KERNEL);
+ ifmgd->state = IEEE80211_STA_MLME_DISABLED;
+ ieee80211_recalc_idle(sdata->local);
return;
}
case WLAN_AUTH_LEAP:
case WLAN_AUTH_FT:
ieee80211_auth_completed(sdata);
- cfg80211_send_rx_auth(sdata->dev, (u8 *) mgmt, len);
+ cfg80211_send_rx_auth(sdata->dev, (u8 *) mgmt, len,
+ GFP_KERNEL);
break;
case WLAN_AUTH_SHARED_KEY:
if (ifmgd->auth_transaction == 4) {
ieee80211_auth_completed(sdata);
- cfg80211_send_rx_auth(sdata->dev, (u8 *) mgmt, len);
+ cfg80211_send_rx_auth(sdata->dev, (u8 *) mgmt, len,
+ GFP_KERNEL);
} else
ieee80211_auth_challenge(sdata, mgmt, len);
break;
printk(KERN_DEBUG "%s: deauthenticated (Reason: %u)\n",
sdata->dev->name, reason_code);
- if (!(ifmgd->flags & IEEE80211_STA_EXT_SME) &&
- (ifmgd->state == IEEE80211_STA_MLME_AUTHENTICATE ||
- ifmgd->state == IEEE80211_STA_MLME_ASSOCIATE ||
- ifmgd->state == IEEE80211_STA_MLME_ASSOCIATED)) {
- ifmgd->state = IEEE80211_STA_MLME_DIRECT_PROBE;
- mod_timer(&ifmgd->timer, jiffies +
- IEEE80211_RETRY_AUTH_INTERVAL);
- }
-
ieee80211_set_disassoc(sdata, true, false, 0);
ifmgd->flags &= ~IEEE80211_STA_AUTHENTICATED;
- cfg80211_send_deauth(sdata->dev, (u8 *) mgmt, len);
+ cfg80211_send_deauth(sdata->dev, (u8 *) mgmt, len, GFP_KERNEL);
}
printk(KERN_DEBUG "%s: disassociated (Reason: %u)\n",
sdata->dev->name, reason_code);
- if (!(ifmgd->flags & IEEE80211_STA_EXT_SME) &&
- ifmgd->state == IEEE80211_STA_MLME_ASSOCIATED) {
- ifmgd->state = IEEE80211_STA_MLME_ASSOCIATE;
- mod_timer(&ifmgd->timer, jiffies +
- IEEE80211_RETRY_AUTH_INTERVAL);
- }
-
ieee80211_set_disassoc(sdata, false, false, reason_code);
- cfg80211_send_disassoc(sdata->dev, (u8 *) mgmt, len);
+ cfg80211_send_disassoc(sdata->dev, (u8 *) mgmt, len, GFP_KERNEL);
}
* association next time. This works around some broken APs
* which do not correctly reject reassociation requests. */
ifmgd->flags &= ~IEEE80211_STA_PREV_BSSID_SET;
- cfg80211_send_rx_assoc(sdata->dev, (u8 *) mgmt, len);
- if (ifmgd->flags & IEEE80211_STA_EXT_SME) {
- /* Wait for SME to decide what to do next */
- ifmgd->state = IEEE80211_STA_MLME_DISABLED;
- ieee80211_recalc_idle(local);
- }
+ cfg80211_send_rx_assoc(sdata->dev, (u8 *) mgmt, len,
+ GFP_KERNEL);
+ /* Wait for SME to decide what to do next */
+ ifmgd->state = IEEE80211_STA_MLME_DISABLED;
+ ieee80211_recalc_idle(local);
return;
}
else
sdata->flags &= ~IEEE80211_SDATA_OPERATING_GMODE;
- /* If TKIP/WEP is used, no need to parse AP's HT capabilities */
- if (elems.ht_cap_elem && !(ifmgd->flags & IEEE80211_STA_TKIP_WEP_USED))
+ if (elems.ht_cap_elem && !(ifmgd->flags & IEEE80211_STA_DISABLE_11N))
ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
elems.ht_cap_elem, &sta->sta.ht_cap);
if (elems.ht_info_elem && elems.wmm_param &&
(ifmgd->flags & IEEE80211_STA_WMM_ENABLED) &&
- !(ifmgd->flags & IEEE80211_STA_TKIP_WEP_USED))
+ !(ifmgd->flags & IEEE80211_STA_DISABLE_11N))
changed |= ieee80211_enable_ht(sdata, elems.ht_info_elem,
ap_ht_cap_flags);
ifmgd->last_beacon = jiffies;
ieee80211_associated(sdata);
- cfg80211_send_rx_assoc(sdata->dev, (u8 *) mgmt, len);
+ cfg80211_send_rx_assoc(sdata->dev, (u8 *) mgmt, len, GFP_KERNEL);
}
if (elems.ht_cap_elem && elems.ht_info_elem && elems.wmm_param &&
- !(ifmgd->flags & IEEE80211_STA_TKIP_WEP_USED)) {
+ !(ifmgd->flags & IEEE80211_STA_DISABLE_11N)) {
struct sta_info *sta;
struct ieee80211_supported_band *sband;
u16 ap_ht_cap_flags;
}
ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata,
- struct sk_buff *skb,
- struct ieee80211_rx_status *rx_status)
+ struct sk_buff *skb)
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_mgmt *mgmt;
case IEEE80211_STYPE_PROBE_REQ:
case IEEE80211_STYPE_PROBE_RESP:
case IEEE80211_STYPE_BEACON:
- memcpy(skb->cb, rx_status, sizeof(*rx_status));
case IEEE80211_STYPE_AUTH:
case IEEE80211_STYPE_ASSOC_RESP:
case IEEE80211_STYPE_REASSOC_RESP:
drv_reset_tsf(local);
ifmgd->wmm_last_param_set = -1; /* allow any WMM update */
-
-
- if (ifmgd->auth_algs & IEEE80211_AUTH_ALG_OPEN)
- ifmgd->auth_alg = WLAN_AUTH_OPEN;
- else if (ifmgd->auth_algs & IEEE80211_AUTH_ALG_SHARED_KEY)
- ifmgd->auth_alg = WLAN_AUTH_SHARED_KEY;
- else if (ifmgd->auth_algs & IEEE80211_AUTH_ALG_LEAP)
- ifmgd->auth_alg = WLAN_AUTH_LEAP;
- else if (ifmgd->auth_algs & IEEE80211_AUTH_ALG_FT)
- ifmgd->auth_alg = WLAN_AUTH_FT;
- else
- ifmgd->auth_alg = WLAN_AUTH_OPEN;
ifmgd->auth_transaction = -1;
ifmgd->flags &= ~IEEE80211_STA_ASSOCIATED;
ifmgd->assoc_scan_tries = 0;
u16 capa_val = WLAN_CAPABILITY_ESS;
struct ieee80211_channel *chan = local->oper_channel;
- if (!(ifmgd->flags & IEEE80211_STA_EXT_SME) &&
- ifmgd->flags & (IEEE80211_STA_AUTO_SSID_SEL |
- IEEE80211_STA_AUTO_BSSID_SEL |
- IEEE80211_STA_AUTO_CHANNEL_SEL)) {
- capa_mask |= WLAN_CAPABILITY_PRIVACY;
- if (sdata->default_key)
- capa_val |= WLAN_CAPABILITY_PRIVACY;
- }
-
- if (ifmgd->flags & IEEE80211_STA_AUTO_CHANNEL_SEL)
- chan = NULL;
-
- if (ifmgd->flags & IEEE80211_STA_AUTO_BSSID_SEL)
- bssid = NULL;
-
- if (ifmgd->flags & IEEE80211_STA_AUTO_SSID_SEL) {
- ssid = NULL;
- ssid_len = 0;
- }
-
bss = (void *)cfg80211_get_bss(local->hw.wiphy, chan,
bssid, ssid, ssid_len,
capa_mask, capa_val);
local->oper_channel_type = NL80211_CHAN_NO_HT;
ieee80211_hw_config(local, 0);
- if (!(ifmgd->flags & IEEE80211_STA_SSID_SET))
- ieee80211_sta_set_ssid(sdata, bss->ssid,
- bss->ssid_len);
- ieee80211_sta_set_bssid(sdata, bss->cbss.bssid);
ieee80211_sta_def_wmm_params(sdata, bss->supp_rates_len,
bss->supp_rates);
if (sdata->u.mgd.mfp == IEEE80211_MFP_REQUIRED)
WARN_ON(1);
break;
}
-
- if (ieee80211_privacy_mismatch(sdata)) {
- printk(KERN_DEBUG "%s: privacy configuration mismatch and "
- "mixed-cell disabled - disassociate\n", sdata->dev->name);
-
- ieee80211_set_disassoc(sdata, false, true,
- WLAN_REASON_UNSPECIFIED);
- }
}
static void ieee80211_restart_sta_timer(struct ieee80211_sub_if_data *sdata)
skb_queue_head_init(&ifmgd->skb_queue);
ifmgd->capab = WLAN_CAPABILITY_ESS;
- ifmgd->auth_algs = IEEE80211_AUTH_ALG_OPEN |
- IEEE80211_AUTH_ALG_SHARED_KEY;
- ifmgd->flags |= IEEE80211_STA_CREATE_IBSS |
- IEEE80211_STA_AUTO_BSSID_SEL |
- IEEE80211_STA_AUTO_CHANNEL_SEL;
+ ifmgd->flags = 0;
if (sdata->local->hw.queues >= 4)
ifmgd->flags |= IEEE80211_STA_WMM_ENABLED;
hw_flags = sdata->local->hw.flags;
-
- if (hw_flags & IEEE80211_HW_SUPPORTS_PS) {
- ifmgd->powersave = CONFIG_MAC80211_DEFAULT_PS_VALUE;
- sdata->local->hw.conf.dynamic_ps_timeout = 500;
- }
}
/* configuration hooks */
if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION))
return;
- if ((ifmgd->flags & (IEEE80211_STA_BSSID_SET |
- IEEE80211_STA_AUTO_BSSID_SEL)) &&
- (ifmgd->flags & (IEEE80211_STA_SSID_SET |
- IEEE80211_STA_AUTO_SSID_SEL))) {
-
- if (ifmgd->state == IEEE80211_STA_MLME_ASSOCIATED)
- ieee80211_set_disassoc(sdata, true, true,
- WLAN_REASON_DEAUTH_LEAVING);
-
- if (ifmgd->ssid_len == 0) {
- /*
- * Only allow association to be started if a valid SSID
- * is configured.
- */
- return;
- }
-
- if (!(ifmgd->flags & IEEE80211_STA_EXT_SME) ||
- ifmgd->state != IEEE80211_STA_MLME_ASSOCIATE)
- set_bit(IEEE80211_STA_REQ_AUTH, &ifmgd->request);
- else if (ifmgd->flags & IEEE80211_STA_EXT_SME)
- set_bit(IEEE80211_STA_REQ_RUN, &ifmgd->request);
- queue_work(local->hw.workqueue, &ifmgd->work);
- }
-}
-
-int ieee80211_sta_commit(struct ieee80211_sub_if_data *sdata)
-{
- struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
-
- if (ifmgd->ssid_len)
- ifmgd->flags |= IEEE80211_STA_SSID_SET;
- else
- ifmgd->flags &= ~IEEE80211_STA_SSID_SET;
-
- return 0;
-}
-
-int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len)
-{
- struct ieee80211_if_managed *ifmgd;
-
- if (len > IEEE80211_MAX_SSID_LEN)
- return -EINVAL;
-
- ifmgd = &sdata->u.mgd;
-
- if (ifmgd->ssid_len != len || memcmp(ifmgd->ssid, ssid, len) != 0) {
- if (ifmgd->state == IEEE80211_STA_MLME_ASSOCIATED)
- ieee80211_set_disassoc(sdata, true, true,
- WLAN_REASON_DEAUTH_LEAVING);
-
- /*
- * Do not use reassociation if SSID is changed (different ESS).
- */
- ifmgd->flags &= ~IEEE80211_STA_PREV_BSSID_SET;
- memset(ifmgd->ssid, 0, sizeof(ifmgd->ssid));
- memcpy(ifmgd->ssid, ssid, len);
- ifmgd->ssid_len = len;
- }
-
- return ieee80211_sta_commit(sdata);
-}
-
-int ieee80211_sta_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len)
-{
- struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
- memcpy(ssid, ifmgd->ssid, ifmgd->ssid_len);
- *len = ifmgd->ssid_len;
- return 0;
-}
-
-int ieee80211_sta_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid)
-{
- struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
-
- if (compare_ether_addr(bssid, ifmgd->bssid) != 0 &&
- ifmgd->state == IEEE80211_STA_MLME_ASSOCIATED)
+ if (WARN_ON(ifmgd->state == IEEE80211_STA_MLME_ASSOCIATED))
ieee80211_set_disassoc(sdata, true, true,
WLAN_REASON_DEAUTH_LEAVING);
- if (is_valid_ether_addr(bssid)) {
- memcpy(ifmgd->bssid, bssid, ETH_ALEN);
- ifmgd->flags |= IEEE80211_STA_BSSID_SET;
- } else {
- memset(ifmgd->bssid, 0, ETH_ALEN);
- ifmgd->flags &= ~IEEE80211_STA_BSSID_SET;
+ if (WARN_ON(ifmgd->ssid_len == 0)) {
+ /*
+ * Only allow association to be started if a valid SSID
+ * is configured.
+ */
+ return;
}
- return ieee80211_sta_commit(sdata);
+ set_bit(IEEE80211_STA_REQ_RUN, &ifmgd->request);
+ queue_work(local->hw.workqueue, &ifmgd->work);
}
int ieee80211_sta_set_extra_ie(struct ieee80211_sub_if_data *sdata,