Commit | Line | Data |
---|---|---|
04a773ad JB |
1 | /* |
2 | * Some IBSS support code for cfg80211. | |
3 | * | |
4 | * Copyright 2009 Johannes Berg <johannes@sipsolutions.net> | |
5 | */ | |
6 | ||
7 | #include <linux/etherdevice.h> | |
8 | #include <linux/if_arp.h> | |
9 | #include <net/cfg80211.h> | |
0e82ffe3 | 10 | #include "wext-compat.h" |
04a773ad JB |
11 | #include "nl80211.h" |
12 | ||
13 | ||
667503dd | 14 | void __cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid) |
04a773ad JB |
15 | { |
16 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
17 | struct cfg80211_bss *bss; | |
18 | #ifdef CONFIG_WIRELESS_EXT | |
19 | union iwreq_data wrqu; | |
20 | #endif | |
21 | ||
22 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_ADHOC)) | |
23 | return; | |
24 | ||
f7969969 | 25 | if (!wdev->ssid_len) |
04a773ad JB |
26 | return; |
27 | ||
04a773ad JB |
28 | bss = cfg80211_get_bss(wdev->wiphy, NULL, bssid, |
29 | wdev->ssid, wdev->ssid_len, | |
30 | WLAN_CAPABILITY_IBSS, WLAN_CAPABILITY_IBSS); | |
31 | ||
32 | if (WARN_ON(!bss)) | |
33 | return; | |
34 | ||
35 | if (wdev->current_bss) { | |
36 | cfg80211_unhold_bss(wdev->current_bss); | |
19957bb3 | 37 | cfg80211_put_bss(&wdev->current_bss->pub); |
04a773ad JB |
38 | } |
39 | ||
19957bb3 JB |
40 | cfg80211_hold_bss(bss_from_pub(bss)); |
41 | wdev->current_bss = bss_from_pub(bss); | |
04a773ad | 42 | |
fffd0934 JB |
43 | cfg80211_upload_connect_keys(wdev); |
44 | ||
667503dd JB |
45 | nl80211_send_ibss_bssid(wiphy_to_dev(wdev->wiphy), dev, bssid, |
46 | GFP_KERNEL); | |
04a773ad JB |
47 | #ifdef CONFIG_WIRELESS_EXT |
48 | memset(&wrqu, 0, sizeof(wrqu)); | |
49 | memcpy(wrqu.ap_addr.sa_data, bssid, ETH_ALEN); | |
50 | wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); | |
51 | #endif | |
52 | } | |
667503dd JB |
53 | |
54 | void cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, gfp_t gfp) | |
55 | { | |
56 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
57 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
58 | struct cfg80211_event *ev; | |
59 | unsigned long flags; | |
60 | ||
f7969969 JB |
61 | CFG80211_DEV_WARN_ON(!wdev->ssid_len); |
62 | ||
667503dd JB |
63 | ev = kzalloc(sizeof(*ev), gfp); |
64 | if (!ev) | |
65 | return; | |
66 | ||
67 | ev->type = EVENT_IBSS_JOINED; | |
68 | memcpy(ev->cr.bssid, bssid, ETH_ALEN); | |
69 | ||
70 | spin_lock_irqsave(&wdev->event_lock, flags); | |
71 | list_add_tail(&ev->list, &wdev->event_list); | |
72 | spin_unlock_irqrestore(&wdev->event_lock, flags); | |
73 | schedule_work(&rdev->event_work); | |
74 | } | |
04a773ad JB |
75 | EXPORT_SYMBOL(cfg80211_ibss_joined); |
76 | ||
667503dd JB |
77 | int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, |
78 | struct net_device *dev, | |
fffd0934 JB |
79 | struct cfg80211_ibss_params *params, |
80 | struct cfg80211_cached_keys *connkeys) | |
04a773ad JB |
81 | { |
82 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
59bbb6f7 | 83 | struct ieee80211_channel *chan; |
04a773ad JB |
84 | int err; |
85 | ||
667503dd JB |
86 | ASSERT_WDEV_LOCK(wdev); |
87 | ||
59bbb6f7 JB |
88 | chan = rdev_fixed_channel(rdev, wdev); |
89 | if (chan && chan != params->channel) | |
90 | return -EBUSY; | |
91 | ||
04a773ad JB |
92 | if (wdev->ssid_len) |
93 | return -EALREADY; | |
94 | ||
fffd0934 JB |
95 | if (WARN_ON(wdev->connect_keys)) |
96 | kfree(wdev->connect_keys); | |
97 | wdev->connect_keys = connkeys; | |
98 | ||
04a773ad | 99 | #ifdef CONFIG_WIRELESS_EXT |
cbe8fa9c | 100 | wdev->wext.ibss.channel = params->channel; |
04a773ad JB |
101 | #endif |
102 | err = rdev->ops->join_ibss(&rdev->wiphy, dev, params); | |
fffd0934 JB |
103 | if (err) { |
104 | wdev->connect_keys = NULL; | |
04a773ad | 105 | return err; |
fffd0934 | 106 | } |
04a773ad JB |
107 | |
108 | memcpy(wdev->ssid, params->ssid, params->ssid_len); | |
109 | wdev->ssid_len = params->ssid_len; | |
110 | ||
111 | return 0; | |
112 | } | |
113 | ||
667503dd JB |
114 | int cfg80211_join_ibss(struct cfg80211_registered_device *rdev, |
115 | struct net_device *dev, | |
fffd0934 JB |
116 | struct cfg80211_ibss_params *params, |
117 | struct cfg80211_cached_keys *connkeys) | |
667503dd JB |
118 | { |
119 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
120 | int err; | |
121 | ||
59bbb6f7 | 122 | mutex_lock(&rdev->devlist_mtx); |
667503dd | 123 | wdev_lock(wdev); |
fffd0934 | 124 | err = __cfg80211_join_ibss(rdev, dev, params, connkeys); |
667503dd | 125 | wdev_unlock(wdev); |
59bbb6f7 | 126 | mutex_unlock(&rdev->devlist_mtx); |
667503dd JB |
127 | |
128 | return err; | |
129 | } | |
130 | ||
131 | static void __cfg80211_clear_ibss(struct net_device *dev, bool nowext) | |
04a773ad JB |
132 | { |
133 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
fffd0934 JB |
134 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); |
135 | int i; | |
04a773ad | 136 | |
667503dd JB |
137 | ASSERT_WDEV_LOCK(wdev); |
138 | ||
fffd0934 JB |
139 | kfree(wdev->connect_keys); |
140 | wdev->connect_keys = NULL; | |
141 | ||
142 | /* | |
143 | * Delete all the keys ... pairwise keys can't really | |
144 | * exist any more anyway, but default keys might. | |
145 | */ | |
146 | if (rdev->ops->del_key) | |
147 | for (i = 0; i < 6; i++) | |
148 | rdev->ops->del_key(wdev->wiphy, dev, i, NULL); | |
149 | ||
04a773ad JB |
150 | if (wdev->current_bss) { |
151 | cfg80211_unhold_bss(wdev->current_bss); | |
19957bb3 | 152 | cfg80211_put_bss(&wdev->current_bss->pub); |
04a773ad JB |
153 | } |
154 | ||
155 | wdev->current_bss = NULL; | |
156 | wdev->ssid_len = 0; | |
9d308429 JB |
157 | #ifdef CONFIG_WIRELESS_EXT |
158 | if (!nowext) | |
cbe8fa9c | 159 | wdev->wext.ibss.ssid_len = 0; |
9d308429 | 160 | #endif |
04a773ad JB |
161 | } |
162 | ||
667503dd JB |
163 | void cfg80211_clear_ibss(struct net_device *dev, bool nowext) |
164 | { | |
165 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
166 | ||
167 | wdev_lock(wdev); | |
168 | __cfg80211_clear_ibss(dev, nowext); | |
169 | wdev_unlock(wdev); | |
170 | } | |
171 | ||
172 | static int __cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, | |
173 | struct net_device *dev, bool nowext) | |
04a773ad | 174 | { |
78485475 | 175 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
04a773ad JB |
176 | int err; |
177 | ||
667503dd JB |
178 | ASSERT_WDEV_LOCK(wdev); |
179 | ||
78485475 JB |
180 | if (!wdev->ssid_len) |
181 | return -ENOLINK; | |
182 | ||
04a773ad JB |
183 | err = rdev->ops->leave_ibss(&rdev->wiphy, dev); |
184 | ||
185 | if (err) | |
186 | return err; | |
187 | ||
667503dd | 188 | __cfg80211_clear_ibss(dev, nowext); |
04a773ad JB |
189 | |
190 | return 0; | |
191 | } | |
192 | ||
667503dd JB |
193 | int cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, |
194 | struct net_device *dev, bool nowext) | |
195 | { | |
196 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
197 | int err; | |
198 | ||
199 | wdev_lock(wdev); | |
200 | err = __cfg80211_leave_ibss(rdev, dev, nowext); | |
201 | wdev_unlock(wdev); | |
202 | ||
203 | return err; | |
204 | } | |
205 | ||
04a773ad | 206 | #ifdef CONFIG_WIRELESS_EXT |
fffd0934 JB |
207 | int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev, |
208 | struct wireless_dev *wdev) | |
04a773ad | 209 | { |
fffd0934 | 210 | struct cfg80211_cached_keys *ck = NULL; |
04a773ad | 211 | enum ieee80211_band band; |
fffd0934 JB |
212 | int i, err; |
213 | ||
214 | ASSERT_WDEV_LOCK(wdev); | |
04a773ad | 215 | |
cbe8fa9c JB |
216 | if (!wdev->wext.ibss.beacon_interval) |
217 | wdev->wext.ibss.beacon_interval = 100; | |
8e30bc55 | 218 | |
04a773ad | 219 | /* try to find an IBSS channel if none requested ... */ |
cbe8fa9c | 220 | if (!wdev->wext.ibss.channel) { |
04a773ad JB |
221 | for (band = 0; band < IEEE80211_NUM_BANDS; band++) { |
222 | struct ieee80211_supported_band *sband; | |
223 | struct ieee80211_channel *chan; | |
224 | ||
225 | sband = rdev->wiphy.bands[band]; | |
226 | if (!sband) | |
227 | continue; | |
228 | ||
229 | for (i = 0; i < sband->n_channels; i++) { | |
230 | chan = &sband->channels[i]; | |
231 | if (chan->flags & IEEE80211_CHAN_NO_IBSS) | |
232 | continue; | |
233 | if (chan->flags & IEEE80211_CHAN_DISABLED) | |
234 | continue; | |
cbe8fa9c | 235 | wdev->wext.ibss.channel = chan; |
04a773ad JB |
236 | break; |
237 | } | |
238 | ||
cbe8fa9c | 239 | if (wdev->wext.ibss.channel) |
04a773ad JB |
240 | break; |
241 | } | |
242 | ||
cbe8fa9c | 243 | if (!wdev->wext.ibss.channel) |
04a773ad JB |
244 | return -EINVAL; |
245 | } | |
246 | ||
247 | /* don't join -- SSID is not there */ | |
cbe8fa9c | 248 | if (!wdev->wext.ibss.ssid_len) |
04a773ad JB |
249 | return 0; |
250 | ||
251 | if (!netif_running(wdev->netdev)) | |
252 | return 0; | |
253 | ||
fffd0934 JB |
254 | if (wdev->wext.keys) |
255 | wdev->wext.keys->def = wdev->wext.default_key; | |
256 | ||
257 | wdev->wext.ibss.privacy = wdev->wext.default_key != -1; | |
258 | ||
259 | if (wdev->wext.keys) { | |
260 | ck = kmemdup(wdev->wext.keys, sizeof(*ck), GFP_KERNEL); | |
261 | if (!ck) | |
262 | return -ENOMEM; | |
263 | for (i = 0; i < 6; i++) | |
264 | ck->params[i].key = ck->data[i]; | |
265 | } | |
266 | err = __cfg80211_join_ibss(rdev, wdev->netdev, | |
267 | &wdev->wext.ibss, ck); | |
268 | if (err) | |
269 | kfree(ck); | |
270 | ||
271 | return err; | |
04a773ad JB |
272 | } |
273 | ||
274 | int cfg80211_ibss_wext_siwfreq(struct net_device *dev, | |
275 | struct iw_request_info *info, | |
59bbb6f7 | 276 | struct iw_freq *wextfreq, char *extra) |
04a773ad JB |
277 | { |
278 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
59bbb6f7 JB |
279 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); |
280 | struct ieee80211_channel *chan = NULL; | |
281 | int err, freq; | |
04a773ad JB |
282 | |
283 | /* call only for ibss! */ | |
284 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_ADHOC)) | |
285 | return -EINVAL; | |
286 | ||
59bbb6f7 | 287 | if (!rdev->ops->join_ibss) |
04a773ad JB |
288 | return -EOPNOTSUPP; |
289 | ||
59bbb6f7 JB |
290 | freq = cfg80211_wext_freq(wdev->wiphy, wextfreq); |
291 | if (freq < 0) | |
292 | return freq; | |
04a773ad | 293 | |
59bbb6f7 JB |
294 | if (freq) { |
295 | chan = ieee80211_get_channel(wdev->wiphy, freq); | |
296 | if (!chan) | |
297 | return -EINVAL; | |
298 | if (chan->flags & IEEE80211_CHAN_NO_IBSS || | |
299 | chan->flags & IEEE80211_CHAN_DISABLED) | |
300 | return -EINVAL; | |
301 | } | |
04a773ad | 302 | |
cbe8fa9c | 303 | if (wdev->wext.ibss.channel == chan) |
04a773ad JB |
304 | return 0; |
305 | ||
667503dd JB |
306 | wdev_lock(wdev); |
307 | err = 0; | |
308 | if (wdev->ssid_len) | |
59bbb6f7 | 309 | err = __cfg80211_leave_ibss(rdev, dev, true); |
667503dd JB |
310 | wdev_unlock(wdev); |
311 | ||
312 | if (err) | |
313 | return err; | |
04a773ad JB |
314 | |
315 | if (chan) { | |
cbe8fa9c JB |
316 | wdev->wext.ibss.channel = chan; |
317 | wdev->wext.ibss.channel_fixed = true; | |
04a773ad JB |
318 | } else { |
319 | /* cfg80211_ibss_wext_join will pick one if needed */ | |
cbe8fa9c | 320 | wdev->wext.ibss.channel_fixed = false; |
04a773ad JB |
321 | } |
322 | ||
59bbb6f7 | 323 | mutex_lock(&rdev->devlist_mtx); |
fffd0934 | 324 | wdev_lock(wdev); |
59bbb6f7 | 325 | err = cfg80211_ibss_wext_join(rdev, wdev); |
fffd0934 | 326 | wdev_unlock(wdev); |
59bbb6f7 | 327 | mutex_unlock(&rdev->devlist_mtx); |
fffd0934 JB |
328 | |
329 | return err; | |
04a773ad | 330 | } |
04a773ad JB |
331 | |
332 | int cfg80211_ibss_wext_giwfreq(struct net_device *dev, | |
333 | struct iw_request_info *info, | |
334 | struct iw_freq *freq, char *extra) | |
335 | { | |
336 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
337 | struct ieee80211_channel *chan = NULL; | |
338 | ||
339 | /* call only for ibss! */ | |
340 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_ADHOC)) | |
341 | return -EINVAL; | |
342 | ||
667503dd | 343 | wdev_lock(wdev); |
04a773ad | 344 | if (wdev->current_bss) |
19957bb3 | 345 | chan = wdev->current_bss->pub.channel; |
cbe8fa9c JB |
346 | else if (wdev->wext.ibss.channel) |
347 | chan = wdev->wext.ibss.channel; | |
667503dd | 348 | wdev_unlock(wdev); |
04a773ad JB |
349 | |
350 | if (chan) { | |
351 | freq->m = chan->center_freq; | |
352 | freq->e = 6; | |
353 | return 0; | |
354 | } | |
355 | ||
356 | /* no channel if not joining */ | |
357 | return -EINVAL; | |
358 | } | |
04a773ad JB |
359 | |
360 | int cfg80211_ibss_wext_siwessid(struct net_device *dev, | |
361 | struct iw_request_info *info, | |
362 | struct iw_point *data, char *ssid) | |
363 | { | |
364 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
59bbb6f7 | 365 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); |
04a773ad JB |
366 | size_t len = data->length; |
367 | int err; | |
368 | ||
369 | /* call only for ibss! */ | |
370 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_ADHOC)) | |
371 | return -EINVAL; | |
372 | ||
59bbb6f7 | 373 | if (!rdev->ops->join_ibss) |
04a773ad JB |
374 | return -EOPNOTSUPP; |
375 | ||
667503dd JB |
376 | wdev_lock(wdev); |
377 | err = 0; | |
378 | if (wdev->ssid_len) | |
59bbb6f7 | 379 | err = __cfg80211_leave_ibss(rdev, dev, true); |
667503dd JB |
380 | wdev_unlock(wdev); |
381 | ||
382 | if (err) | |
383 | return err; | |
04a773ad JB |
384 | |
385 | /* iwconfig uses nul termination in SSID.. */ | |
386 | if (len > 0 && ssid[len - 1] == '\0') | |
387 | len--; | |
388 | ||
cbe8fa9c JB |
389 | wdev->wext.ibss.ssid = wdev->ssid; |
390 | memcpy(wdev->wext.ibss.ssid, ssid, len); | |
391 | wdev->wext.ibss.ssid_len = len; | |
04a773ad | 392 | |
59bbb6f7 | 393 | mutex_lock(&rdev->devlist_mtx); |
fffd0934 | 394 | wdev_lock(wdev); |
59bbb6f7 | 395 | err = cfg80211_ibss_wext_join(rdev, wdev); |
fffd0934 | 396 | wdev_unlock(wdev); |
59bbb6f7 | 397 | mutex_unlock(&rdev->devlist_mtx); |
fffd0934 JB |
398 | |
399 | return err; | |
04a773ad | 400 | } |
04a773ad JB |
401 | |
402 | int cfg80211_ibss_wext_giwessid(struct net_device *dev, | |
403 | struct iw_request_info *info, | |
404 | struct iw_point *data, char *ssid) | |
405 | { | |
406 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
407 | ||
408 | /* call only for ibss! */ | |
409 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_ADHOC)) | |
410 | return -EINVAL; | |
411 | ||
412 | data->flags = 0; | |
413 | ||
667503dd | 414 | wdev_lock(wdev); |
04a773ad JB |
415 | if (wdev->ssid_len) { |
416 | data->flags = 1; | |
417 | data->length = wdev->ssid_len; | |
418 | memcpy(ssid, wdev->ssid, data->length); | |
cbe8fa9c | 419 | } else if (wdev->wext.ibss.ssid && wdev->wext.ibss.ssid_len) { |
04a773ad | 420 | data->flags = 1; |
cbe8fa9c JB |
421 | data->length = wdev->wext.ibss.ssid_len; |
422 | memcpy(ssid, wdev->wext.ibss.ssid, data->length); | |
04a773ad | 423 | } |
667503dd | 424 | wdev_unlock(wdev); |
04a773ad JB |
425 | |
426 | return 0; | |
427 | } | |
04a773ad JB |
428 | |
429 | int cfg80211_ibss_wext_siwap(struct net_device *dev, | |
430 | struct iw_request_info *info, | |
431 | struct sockaddr *ap_addr, char *extra) | |
432 | { | |
433 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
59bbb6f7 | 434 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); |
04a773ad JB |
435 | u8 *bssid = ap_addr->sa_data; |
436 | int err; | |
437 | ||
438 | /* call only for ibss! */ | |
439 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_ADHOC)) | |
440 | return -EINVAL; | |
441 | ||
59bbb6f7 | 442 | if (!rdev->ops->join_ibss) |
04a773ad JB |
443 | return -EOPNOTSUPP; |
444 | ||
445 | if (ap_addr->sa_family != ARPHRD_ETHER) | |
446 | return -EINVAL; | |
447 | ||
448 | /* automatic mode */ | |
449 | if (is_zero_ether_addr(bssid) || is_broadcast_ether_addr(bssid)) | |
450 | bssid = NULL; | |
451 | ||
452 | /* both automatic */ | |
cbe8fa9c | 453 | if (!bssid && !wdev->wext.ibss.bssid) |
04a773ad JB |
454 | return 0; |
455 | ||
456 | /* fixed already - and no change */ | |
cbe8fa9c JB |
457 | if (wdev->wext.ibss.bssid && bssid && |
458 | compare_ether_addr(bssid, wdev->wext.ibss.bssid) == 0) | |
04a773ad JB |
459 | return 0; |
460 | ||
667503dd JB |
461 | wdev_lock(wdev); |
462 | err = 0; | |
463 | if (wdev->ssid_len) | |
59bbb6f7 | 464 | err = __cfg80211_leave_ibss(rdev, dev, true); |
667503dd JB |
465 | wdev_unlock(wdev); |
466 | ||
467 | if (err) | |
468 | return err; | |
04a773ad JB |
469 | |
470 | if (bssid) { | |
cbe8fa9c JB |
471 | memcpy(wdev->wext.bssid, bssid, ETH_ALEN); |
472 | wdev->wext.ibss.bssid = wdev->wext.bssid; | |
04a773ad | 473 | } else |
cbe8fa9c | 474 | wdev->wext.ibss.bssid = NULL; |
04a773ad | 475 | |
59bbb6f7 | 476 | mutex_lock(&rdev->devlist_mtx); |
fffd0934 | 477 | wdev_lock(wdev); |
59bbb6f7 | 478 | err = cfg80211_ibss_wext_join(rdev, wdev); |
fffd0934 | 479 | wdev_unlock(wdev); |
59bbb6f7 | 480 | mutex_unlock(&rdev->devlist_mtx); |
fffd0934 JB |
481 | |
482 | return err; | |
04a773ad | 483 | } |
04a773ad JB |
484 | |
485 | int cfg80211_ibss_wext_giwap(struct net_device *dev, | |
486 | struct iw_request_info *info, | |
487 | struct sockaddr *ap_addr, char *extra) | |
488 | { | |
489 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
490 | ||
491 | /* call only for ibss! */ | |
492 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_ADHOC)) | |
493 | return -EINVAL; | |
494 | ||
495 | ap_addr->sa_family = ARPHRD_ETHER; | |
496 | ||
667503dd | 497 | wdev_lock(wdev); |
7ebbe6bd | 498 | if (wdev->current_bss) |
19957bb3 | 499 | memcpy(ap_addr->sa_data, wdev->current_bss->pub.bssid, ETH_ALEN); |
80e5b06a | 500 | else if (wdev->wext.ibss.bssid) |
cbe8fa9c | 501 | memcpy(ap_addr->sa_data, wdev->wext.ibss.bssid, ETH_ALEN); |
80e5b06a ZY |
502 | else |
503 | memset(ap_addr->sa_data, 0, ETH_ALEN); | |
504 | ||
667503dd JB |
505 | wdev_unlock(wdev); |
506 | ||
04a773ad JB |
507 | return 0; |
508 | } | |
04a773ad | 509 | #endif |