chan = scan_chan;
channel_type = NL80211_CHAN_NO_HT;
local->hw.conf.flags |= IEEE80211_CONF_OFFCHANNEL;
- } else if (local->tmp_channel) {
+ } else if (local->tmp_channel &&
+ local->oper_channel != local->tmp_channel) {
chan = scan_chan = local->tmp_channel;
channel_type = local->tmp_channel_type;
local->hw.conf.flags |= IEEE80211_CONF_OFFCHANNEL;
trace_api_restart_hw(local);
- /* use this reason, __ieee80211_resume will unblock it */
+ /* wait for scan work complete */
+ flush_workqueue(local->workqueue);
+
+ WARN(test_bit(SCAN_HW_SCANNING, &local->scanning),
+ "%s called with hardware scan in progress\n", __func__);
+
+ if (unlikely(test_bit(SCAN_SW_SCANNING, &local->scanning)))
+ ieee80211_scan_cancel(local);
+
+ /* use this reason, ieee80211_reconfig will unblock it */
ieee80211_stop_queues_by_reason(hw,
IEEE80211_QUEUE_STOP_REASON_SUSPEND);
struct ieee80211_if_managed *ifmgd;
int c = 0;
- if (!netif_running(ndev))
- return NOTIFY_DONE;
-
/* Make sure it's our interface that got changed */
if (!wdev)
return NOTIFY_DONE;
sdata = IEEE80211_DEV_TO_SUB_IF(ndev);
bss_conf = &sdata->vif.bss_conf;
+ if (!ieee80211_sdata_running(sdata))
+ return NOTIFY_DONE;
+
/* ARP filtering is only supported in managed mode */
if (sdata->vif.type != NL80211_IFTYPE_STATION)
return NOTIFY_DONE;
- idev = sdata->dev->ip_ptr;
+ idev = __in_dev_get_rtnl(sdata->dev);
if (!idev)
return NOTIFY_DONE;
BIT(IEEE80211_STYPE_DEAUTH >> 4) |
BIT(IEEE80211_STYPE_ACTION >> 4),
},
+ [NL80211_IFTYPE_P2P_CLIENT] = {
+ .tx = 0xffff,
+ .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
+ BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
+ },
+ [NL80211_IFTYPE_P2P_GO] = {
+ .tx = 0xffff,
+ .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
+ BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
+ BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
+ BIT(IEEE80211_STYPE_DISASSOC >> 4) |
+ BIT(IEEE80211_STYPE_AUTH >> 4) |
+ BIT(IEEE80211_STYPE_DEAUTH >> 4) |
+ BIT(IEEE80211_STYPE_ACTION >> 4),
+ },
};
struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
/* mac80211 always supports monitor */
local->hw.wiphy->interface_modes |= BIT(NL80211_IFTYPE_MONITOR);
+#ifndef CONFIG_MAC80211_MESH
+ /* mesh depends on Kconfig, but drivers should set it if they want */
+ local->hw.wiphy->interface_modes &= ~BIT(NL80211_IFTYPE_MESH_POINT);
+#endif
+
+ /* mac80211 supports control port protocol changing */
+ local->hw.wiphy->flags |= WIPHY_FLAG_CONTROL_PORT_PROTOCOL;
+
if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM)
local->hw.wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
else if (local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)
if (local->hw.wiphy->max_scan_ie_len)
local->hw.wiphy->max_scan_ie_len -= local->scan_ies_len;
- local->hw.wiphy->cipher_suites = cipher_suites;
- local->hw.wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
- if (!(local->hw.flags & IEEE80211_HW_MFP_CAPABLE))
- local->hw.wiphy->n_cipher_suites--;
+ /* Set up cipher suites unless driver already did */
+ if (!local->hw.wiphy->cipher_suites) {
+ local->hw.wiphy->cipher_suites = cipher_suites;
+ local->hw.wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
+ if (!(local->hw.flags & IEEE80211_HW_MFP_CAPABLE))
+ local->hw.wiphy->n_cipher_suites--;
+ }
if (IS_ERR(local->wep_tx_tfm) || IS_ERR(local->wep_rx_tfm)) {
- local->hw.wiphy->cipher_suites += 2;
- local->hw.wiphy->n_cipher_suites -= 2;
+ if (local->hw.wiphy->cipher_suites == cipher_suites) {
+ local->hw.wiphy->cipher_suites += 2;
+ local->hw.wiphy->n_cipher_suites -= 2;
+ } else {
+ u32 *suites;
+ int r, w = 0;
+
+ /* Filter out WEP */
+
+ suites = kmemdup(
+ local->hw.wiphy->cipher_suites,
+ sizeof(u32) * local->hw.wiphy->n_cipher_suites,
+ GFP_KERNEL);
+ if (!suites)
+ return -ENOMEM;
+ for (r = 0; r < local->hw.wiphy->n_cipher_suites; r++) {
+ u32 suite = local->hw.wiphy->cipher_suites[r];
+ if (suite == WLAN_CIPHER_SUITE_WEP40 ||
+ suite == WLAN_CIPHER_SUITE_WEP104)
+ continue;
+ suites[w++] = suite;
+ }
+ local->hw.wiphy->cipher_suites = suites;
+ local->hw.wiphy->n_cipher_suites = w;
+ local->wiphy_ciphers_allocated = true;
+ }
}
result = wiphy_register(local->hw.wiphy);
result = ieee80211_wep_init(local);
if (result < 0)
- printk(KERN_DEBUG "%s: Failed to initialize wep: %d\n",
- wiphy_name(local->hw.wiphy), result);
+ wiphy_debug(local->hw.wiphy, "Failed to initialize wep: %d\n",
+ result);
rtnl_lock();
result = ieee80211_init_rate_ctrl_alg(local,
hw->rate_control_algorithm);
if (result < 0) {
- printk(KERN_DEBUG "%s: Failed to initialize rate control "
- "algorithm\n", wiphy_name(local->hw.wiphy));
+ wiphy_debug(local->hw.wiphy,
+ "Failed to initialize rate control algorithm\n");
goto fail_rate;
}
result = ieee80211_if_add(local, "wlan%d", NULL,
NL80211_IFTYPE_STATION, NULL);
if (result)
- printk(KERN_WARNING "%s: Failed to add default virtual iface\n",
- wiphy_name(local->hw.wiphy));
+ wiphy_warn(local->hw.wiphy,
+ "Failed to add default virtual iface\n");
}
rtnl_unlock();
fail_workqueue:
wiphy_unregister(local->hw.wiphy);
fail_wiphy_register:
+ if (local->wiphy_ciphers_allocated)
+ kfree(local->hw.wiphy->cipher_suites);
kfree(local->int_scan_req);
return result;
}
rtnl_unlock();
+ /*
+ * Now all work items will be gone, but the
+ * timer might still be armed, so delete it
+ */
+ del_timer_sync(&local->work_timer);
+
+ cancel_work_sync(&local->restart_work);
cancel_work_sync(&local->reconfig_filter);
ieee80211_clear_tx_pending(local);
if (skb_queue_len(&local->skb_queue) ||
skb_queue_len(&local->skb_queue_unreliable))
- printk(KERN_WARNING "%s: skb_queue not empty\n",
- wiphy_name(local->hw.wiphy));
+ wiphy_warn(local->hw.wiphy, "skb_queue not empty\n");
skb_queue_purge(&local->skb_queue);
skb_queue_purge(&local->skb_queue_unreliable);
mutex_destroy(&local->iflist_mtx);
mutex_destroy(&local->mtx);
+ if (local->wiphy_ciphers_allocated)
+ kfree(local->hw.wiphy->cipher_suites);
+
wiphy_free(local->hw.wiphy);
}
EXPORT_SYMBOL(ieee80211_free_hw);