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authorJeff Garzik <jeff@garzik.org>2006-05-20 00:03:38 -0400
committerJeff Garzik <jeff@garzik.org>2006-05-20 00:03:38 -0400
commitbadc48e6605ddeeb2484afae5993c859494decaa (patch)
tree7da638f9bb53b1812b71e40ad6deca91d59ad301 /net/ieee80211/softmac
parent753a6c4ff4c371a3e4e3408aaba4d03f3cfde73a (diff)
parent2f880b65fdbc2d4915bddc59d75a176329570fdd (diff)
Merge branch 'master' into upstream
Diffstat (limited to 'net/ieee80211/softmac')
-rw-r--r--net/ieee80211/softmac/ieee80211softmac_assoc.c17
-rw-r--r--net/ieee80211/softmac/ieee80211softmac_auth.c16
-rw-r--r--net/ieee80211/softmac/ieee80211softmac_module.c4
-rw-r--r--net/ieee80211/softmac/ieee80211softmac_scan.c8
4 files changed, 41 insertions, 4 deletions
diff --git a/net/ieee80211/softmac/ieee80211softmac_assoc.c b/net/ieee80211/softmac/ieee80211softmac_assoc.c
index ea9f5aacce85..d4c79ce16871 100644
--- a/net/ieee80211/softmac/ieee80211softmac_assoc.c
+++ b/net/ieee80211/softmac/ieee80211softmac_assoc.c
@@ -51,11 +51,12 @@ ieee80211softmac_assoc(struct ieee80211softmac_device *mac, struct ieee80211soft
51 spin_lock_irqsave(&mac->lock, flags); 51 spin_lock_irqsave(&mac->lock, flags);
52 mac->associnfo.associating = 1; 52 mac->associnfo.associating = 1;
53 mac->associated = 0; /* just to make sure */ 53 mac->associated = 0; /* just to make sure */
54 spin_unlock_irqrestore(&mac->lock, flags);
55 54
56 /* Set a timer for timeout */ 55 /* Set a timer for timeout */
57 /* FIXME: make timeout configurable */ 56 /* FIXME: make timeout configurable */
58 schedule_delayed_work(&mac->associnfo.timeout, 5 * HZ); 57 if (likely(mac->running))
58 schedule_delayed_work(&mac->associnfo.timeout, 5 * HZ);
59 spin_unlock_irqrestore(&mac->lock, flags);
59} 60}
60 61
61void 62void
@@ -319,6 +320,9 @@ ieee80211softmac_handle_assoc_response(struct net_device * dev,
319 u16 status = le16_to_cpup(&resp->status); 320 u16 status = le16_to_cpup(&resp->status);
320 struct ieee80211softmac_network *network = NULL; 321 struct ieee80211softmac_network *network = NULL;
321 unsigned long flags; 322 unsigned long flags;
323
324 if (unlikely(!mac->running))
325 return -ENODEV;
322 326
323 spin_lock_irqsave(&mac->lock, flags); 327 spin_lock_irqsave(&mac->lock, flags);
324 328
@@ -377,10 +381,16 @@ ieee80211softmac_handle_disassoc(struct net_device * dev,
377{ 381{
378 struct ieee80211softmac_device *mac = ieee80211_priv(dev); 382 struct ieee80211softmac_device *mac = ieee80211_priv(dev);
379 unsigned long flags; 383 unsigned long flags;
384
385 if (unlikely(!mac->running))
386 return -ENODEV;
387
380 if (memcmp(disassoc->header.addr2, mac->associnfo.bssid, ETH_ALEN)) 388 if (memcmp(disassoc->header.addr2, mac->associnfo.bssid, ETH_ALEN))
381 return 0; 389 return 0;
390
382 if (memcmp(disassoc->header.addr1, mac->dev->dev_addr, ETH_ALEN)) 391 if (memcmp(disassoc->header.addr1, mac->dev->dev_addr, ETH_ALEN))
383 return 0; 392 return 0;
393
384 dprintk(KERN_INFO PFX "got disassoc frame\n"); 394 dprintk(KERN_INFO PFX "got disassoc frame\n");
385 netif_carrier_off(dev); 395 netif_carrier_off(dev);
386 spin_lock_irqsave(&mac->lock, flags); 396 spin_lock_irqsave(&mac->lock, flags);
@@ -400,6 +410,9 @@ ieee80211softmac_handle_reassoc_req(struct net_device * dev,
400 struct ieee80211softmac_device *mac = ieee80211_priv(dev); 410 struct ieee80211softmac_device *mac = ieee80211_priv(dev);
401 struct ieee80211softmac_network *network; 411 struct ieee80211softmac_network *network;
402 412
413 if (unlikely(!mac->running))
414 return -ENODEV;
415
403 network = ieee80211softmac_get_network_by_bssid(mac, resp->header.addr3); 416 network = ieee80211softmac_get_network_by_bssid(mac, resp->header.addr3);
404 if (!network) { 417 if (!network) {
405 dprintkl(KERN_INFO PFX "reassoc request from unknown network\n"); 418 dprintkl(KERN_INFO PFX "reassoc request from unknown network\n");
diff --git a/net/ieee80211/softmac/ieee80211softmac_auth.c b/net/ieee80211/softmac/ieee80211softmac_auth.c
index 9a0eac6c61eb..06e332624665 100644
--- a/net/ieee80211/softmac/ieee80211softmac_auth.c
+++ b/net/ieee80211/softmac/ieee80211softmac_auth.c
@@ -86,6 +86,11 @@ ieee80211softmac_auth_queue(void *data)
86 86
87 /* Lock and set flags */ 87 /* Lock and set flags */
88 spin_lock_irqsave(&mac->lock, flags); 88 spin_lock_irqsave(&mac->lock, flags);
89 if (unlikely(!mac->running)) {
90 /* Prevent reschedule on workqueue flush */
91 spin_unlock_irqrestore(&mac->lock, flags);
92 return;
93 }
89 net->authenticated = 0; 94 net->authenticated = 0;
90 net->authenticating = 1; 95 net->authenticating = 1;
91 /* add a timeout call so we eventually give up waiting for an auth reply */ 96 /* add a timeout call so we eventually give up waiting for an auth reply */
@@ -124,6 +129,9 @@ ieee80211softmac_auth_resp(struct net_device *dev, struct ieee80211_auth *auth)
124 unsigned long flags; 129 unsigned long flags;
125 u8 * data; 130 u8 * data;
126 131
132 if (unlikely(!mac->running))
133 return -ENODEV;
134
127 /* Find correct auth queue item */ 135 /* Find correct auth queue item */
128 spin_lock_irqsave(&mac->lock, flags); 136 spin_lock_irqsave(&mac->lock, flags);
129 list_for_each(list_ptr, &mac->auth_queue) { 137 list_for_each(list_ptr, &mac->auth_queue) {
@@ -298,8 +306,6 @@ ieee80211softmac_deauth_from_net(struct ieee80211softmac_device *mac,
298 306
299 /* can't transmit data right now... */ 307 /* can't transmit data right now... */
300 netif_carrier_off(mac->dev); 308 netif_carrier_off(mac->dev);
301 /* let's try to re-associate */
302 schedule_work(&mac->associnfo.work);
303 spin_unlock_irqrestore(&mac->lock, flags); 309 spin_unlock_irqrestore(&mac->lock, flags);
304} 310}
305 311
@@ -338,6 +344,9 @@ ieee80211softmac_deauth_resp(struct net_device *dev, struct ieee80211_deauth *de
338 struct ieee80211softmac_network *net = NULL; 344 struct ieee80211softmac_network *net = NULL;
339 struct ieee80211softmac_device *mac = ieee80211_priv(dev); 345 struct ieee80211softmac_device *mac = ieee80211_priv(dev);
340 346
347 if (unlikely(!mac->running))
348 return -ENODEV;
349
341 if (!deauth) { 350 if (!deauth) {
342 dprintk("deauth without deauth packet. eek!\n"); 351 dprintk("deauth without deauth packet. eek!\n");
343 return 0; 352 return 0;
@@ -360,5 +369,8 @@ ieee80211softmac_deauth_resp(struct net_device *dev, struct ieee80211_deauth *de
360 } 369 }
361 370
362 ieee80211softmac_deauth_from_net(mac, net); 371 ieee80211softmac_deauth_from_net(mac, net);
372
373 /* let's try to re-associate */
374 schedule_work(&mac->associnfo.work);
363 return 0; 375 return 0;
364} 376}
diff --git a/net/ieee80211/softmac/ieee80211softmac_module.c b/net/ieee80211/softmac/ieee80211softmac_module.c
index be83bdc1644a..6252be2c0db9 100644
--- a/net/ieee80211/softmac/ieee80211softmac_module.c
+++ b/net/ieee80211/softmac/ieee80211softmac_module.c
@@ -89,6 +89,8 @@ ieee80211softmac_clear_pending_work(struct ieee80211softmac_device *sm)
89 ieee80211softmac_wait_for_scan(sm); 89 ieee80211softmac_wait_for_scan(sm);
90 90
91 spin_lock_irqsave(&sm->lock, flags); 91 spin_lock_irqsave(&sm->lock, flags);
92 sm->running = 0;
93
92 /* Free all pending assoc work items */ 94 /* Free all pending assoc work items */
93 cancel_delayed_work(&sm->associnfo.work); 95 cancel_delayed_work(&sm->associnfo.work);
94 96
@@ -204,6 +206,8 @@ void ieee80211softmac_start(struct net_device *dev)
204 assert(0); 206 assert(0);
205 if (mac->txrates_change) 207 if (mac->txrates_change)
206 mac->txrates_change(dev, change, &oldrates); 208 mac->txrates_change(dev, change, &oldrates);
209
210 mac->running = 1;
207} 211}
208EXPORT_SYMBOL_GPL(ieee80211softmac_start); 212EXPORT_SYMBOL_GPL(ieee80211softmac_start);
209 213
diff --git a/net/ieee80211/softmac/ieee80211softmac_scan.c b/net/ieee80211/softmac/ieee80211softmac_scan.c
index 2b9e7edfa3ce..d31cf77498c4 100644
--- a/net/ieee80211/softmac/ieee80211softmac_scan.c
+++ b/net/ieee80211/softmac/ieee80211softmac_scan.c
@@ -115,7 +115,15 @@ void ieee80211softmac_scan(void *d)
115 // TODO: is this if correct, or should we do this only if scanning from assoc request? 115 // TODO: is this if correct, or should we do this only if scanning from assoc request?
116 if (sm->associnfo.req_essid.len) 116 if (sm->associnfo.req_essid.len)
117 ieee80211softmac_send_mgt_frame(sm, &sm->associnfo.req_essid, IEEE80211_STYPE_PROBE_REQ, 0); 117 ieee80211softmac_send_mgt_frame(sm, &sm->associnfo.req_essid, IEEE80211_STYPE_PROBE_REQ, 0);
118
119 spin_lock_irqsave(&sm->lock, flags);
120 if (unlikely(!sm->running)) {
121 /* Prevent reschedule on workqueue flush */
122 spin_unlock_irqrestore(&sm->lock, flags);
123 break;
124 }
118 schedule_delayed_work(&si->softmac_scan, IEEE80211SOFTMAC_PROBE_DELAY); 125 schedule_delayed_work(&si->softmac_scan, IEEE80211SOFTMAC_PROBE_DELAY);
126 spin_unlock_irqrestore(&sm->lock, flags);
119 return; 127 return;
120 } else { 128 } else {
121 dprintk(PFX "Not probing Channel %d (not allowed here)\n", si->channels[current_channel_idx].channel); 129 dprintk(PFX "Not probing Channel %d (not allowed here)\n", si->channels[current_channel_idx].channel);