Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git

[linux-2.6] / net / ieee80211 / softmac / ieee80211softmac_auth.c

diff --git a/net/ieee80211/softmac/ieee80211softmac_auth.c b/net/ieee80211/softmac/ieee80211softmac_auth.c
index 9a0eac6c61eb2f307a9a36198848bfec46f2d3c9..90b8484e509b8505cae70e6e61357a52bc1fedda 100644 (file)
--- a/net/ieee80211/softmac/ieee80211softmac_auth.c
+++ b/net/ieee80211/softmac/ieee80211softmac_auth.c
@@ -86,6 +86,11 @@ ieee80211softmac_auth_queue(void *data)
                
                /* Lock and set flags */
                spin_lock_irqsave(&mac->lock, flags);
+               if (unlikely(!mac->running)) {
+                       /* Prevent reschedule on workqueue flush */
+                       spin_unlock_irqrestore(&mac->lock, flags);
+                       return;
+               }
                net->authenticated = 0;
                net->authenticating = 1;
                /* add a timeout call so we eventually give up waiting for an auth reply */
@@ -102,6 +107,7 @@ ieee80211softmac_auth_queue(void *data)
        printkl(KERN_WARNING PFX "Authentication timed out with "MAC_FMT"\n", MAC_ARG(net->bssid));
        /* Remove this item from the queue */
        spin_lock_irqsave(&mac->lock, flags);
+       net->authenticating = 0;
        ieee80211softmac_call_events_locked(mac, IEEE80211SOFTMAC_EVENT_AUTH_TIMEOUT, net);
        cancel_delayed_work(&auth->work); /* just to make sure... */
        list_del(&auth->list);
@@ -124,6 +130,9 @@ ieee80211softmac_auth_resp(struct net_device *dev, struct ieee80211_auth *auth)
        unsigned long flags;
        u8 * data;
        
+       if (unlikely(!mac->running))
+               return -ENODEV;
+
        /* Find correct auth queue item */
        spin_lock_irqsave(&mac->lock, flags);
        list_for_each(list_ptr, &mac->auth_queue) {
@@ -204,13 +213,13 @@ ieee80211softmac_auth_resp(struct net_device *dev, struct ieee80211_auth *auth)
                        aq->state = IEEE80211SOFTMAC_AUTH_SHARED_RESPONSE; 
                        spin_unlock_irqrestore(&mac->lock, flags);
 
-                       /* Switch to correct channel for this network */
-                       mac->set_channel(mac->dev, net->channel);
-                       
-                       /* Send our response (How to encrypt?) */
+                       /* Send our response */
                        ieee80211softmac_send_mgt_frame(mac, aq->net, IEEE80211_STYPE_AUTH, aq->state);
-                       break;
+                       return 0;
                case IEEE80211SOFTMAC_AUTH_SHARED_PASS:
+                       kfree(net->challenge);
+                       net->challenge = NULL;
+                       net->challenge_len = 0;
                        /* Check the status code of the response */
                        switch(auth->status) {
                        case WLAN_STATUS_SUCCESS:
@@ -221,6 +230,7 @@ ieee80211softmac_auth_resp(struct net_device *dev, struct ieee80211_auth *auth)
                                spin_unlock_irqrestore(&mac->lock, flags);
                                printkl(KERN_NOTICE PFX "Shared Key Authentication completed with "MAC_FMT"\n", 
                                        MAC_ARG(net->bssid));
+                               ieee80211softmac_call_events(mac, IEEE80211SOFTMAC_EVENT_AUTHENTICATED, net);
                                break;
                        default:
                                printkl(KERN_NOTICE PFX "Shared Key Authentication with "MAC_FMT" failed, error code: %i\n", 
@@ -271,6 +281,9 @@ ieee80211softmac_deauth_from_net(struct ieee80211softmac_device *mac,
        struct list_head *list_ptr;
        unsigned long flags;
 
+       /* deauthentication implies disassociation */
+       ieee80211softmac_disassoc(mac);
+
        /* Lock and reset status flags */
        spin_lock_irqsave(&mac->lock, flags);
        net->authenticating = 0;
@@ -298,8 +311,6 @@ ieee80211softmac_deauth_from_net(struct ieee80211softmac_device *mac,
        
        /* can't transmit data right now... */
        netif_carrier_off(mac->dev);
-       /* let's try to re-associate */
-       schedule_work(&mac->associnfo.work);
        spin_unlock_irqrestore(&mac->lock, flags);
 }
 
@@ -338,6 +349,9 @@ ieee80211softmac_deauth_resp(struct net_device *dev, struct ieee80211_deauth *de
        struct ieee80211softmac_network *net = NULL;
        struct ieee80211softmac_device *mac = ieee80211_priv(dev);
        
+       if (unlikely(!mac->running))
+               return -ENODEV;
+
        if (!deauth) {
                dprintk("deauth without deauth packet. eek!\n");
                return 0;
@@ -360,5 +374,8 @@ ieee80211softmac_deauth_resp(struct net_device *dev, struct ieee80211_deauth *de
        }
 
        ieee80211softmac_deauth_from_net(mac, net);
+
+       /* let's try to re-associate */
+       schedule_work(&mac->associnfo.work);
        return 0;
 }