Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 1 | /* |
| 2 | * cfg80211 MLME SAP interface |
| 3 | * |
| 4 | * Copyright (c) 2009, Jouni Malinen <j@w1.fi> |
| 5 | */ |
| 6 | |
| 7 | #include <linux/kernel.h> |
| 8 | #include <linux/module.h> |
| 9 | #include <linux/netdevice.h> |
| 10 | #include <linux/nl80211.h> |
Johannes Berg | a9a1162 | 2009-07-27 12:01:53 +0200 | [diff] [blame] | 11 | #include <linux/wireless.h> |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 12 | #include <net/cfg80211.h> |
Johannes Berg | a9a1162 | 2009-07-27 12:01:53 +0200 | [diff] [blame] | 13 | #include <net/iw_handler.h> |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 14 | #include "core.h" |
| 15 | #include "nl80211.h" |
| 16 | |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 17 | void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len) |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 18 | { |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 19 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 20 | struct wiphy *wiphy = wdev->wiphy; |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 21 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 22 | struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)buf; |
| 23 | u8 *bssid = mgmt->bssid; |
| 24 | int i; |
| 25 | u16 status = le16_to_cpu(mgmt->u.auth.status_code); |
| 26 | bool done = false; |
| 27 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 28 | wdev_lock(wdev); |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 29 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 30 | for (i = 0; i < MAX_AUTH_BSSES; i++) { |
| 31 | if (wdev->authtry_bsses[i] && |
| 32 | memcmp(wdev->authtry_bsses[i]->pub.bssid, bssid, |
| 33 | ETH_ALEN) == 0) { |
| 34 | if (status == WLAN_STATUS_SUCCESS) { |
| 35 | wdev->auth_bsses[i] = wdev->authtry_bsses[i]; |
| 36 | } else { |
| 37 | cfg80211_unhold_bss(wdev->authtry_bsses[i]); |
| 38 | cfg80211_put_bss(&wdev->authtry_bsses[i]->pub); |
| 39 | } |
| 40 | wdev->authtry_bsses[i] = NULL; |
| 41 | done = true; |
| 42 | break; |
| 43 | } |
| 44 | } |
| 45 | |
| 46 | WARN_ON(!done); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 47 | |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 48 | nl80211_send_rx_auth(rdev, dev, buf, len, GFP_KERNEL); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 49 | cfg80211_sme_rx_auth(dev, buf, len); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 50 | |
| 51 | wdev_unlock(wdev); |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 52 | } |
| 53 | EXPORT_SYMBOL(cfg80211_send_rx_auth); |
| 54 | |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 55 | void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len) |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 56 | { |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 57 | u16 status_code; |
| 58 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 59 | struct wiphy *wiphy = wdev->wiphy; |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 60 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 61 | struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)buf; |
| 62 | u8 *ie = mgmt->u.assoc_resp.variable; |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 63 | int i, ieoffs = offsetof(struct ieee80211_mgmt, u.assoc_resp.variable); |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 64 | struct cfg80211_internal_bss *bss = NULL; |
Johannes Berg | 7d930bc | 2009-10-20 15:08:53 +0900 | [diff] [blame^] | 65 | bool need_connect_result = true; |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 66 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 67 | wdev_lock(wdev); |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 68 | |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 69 | status_code = le16_to_cpu(mgmt->u.assoc_resp.status_code); |
| 70 | |
Johannes Berg | f401a6f | 2009-08-07 14:51:05 +0200 | [diff] [blame] | 71 | /* |
| 72 | * This is a bit of a hack, we don't notify userspace of |
| 73 | * a (re-)association reply if we tried to send a reassoc |
| 74 | * and got a reject -- we only try again with an assoc |
| 75 | * frame instead of reassoc. |
| 76 | */ |
| 77 | if (status_code != WLAN_STATUS_SUCCESS && wdev->conn && |
| 78 | cfg80211_sme_failed_reassoc(wdev)) |
| 79 | goto out; |
| 80 | |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 81 | nl80211_send_rx_assoc(rdev, dev, buf, len, GFP_KERNEL); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 82 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 83 | if (status_code == WLAN_STATUS_SUCCESS) { |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 84 | for (i = 0; i < MAX_AUTH_BSSES; i++) { |
| 85 | if (!wdev->auth_bsses[i]) |
| 86 | continue; |
| 87 | if (memcmp(wdev->auth_bsses[i]->pub.bssid, mgmt->bssid, |
| 88 | ETH_ALEN) == 0) { |
| 89 | bss = wdev->auth_bsses[i]; |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 90 | wdev->auth_bsses[i] = NULL; |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 91 | /* additional reference to drop hold */ |
| 92 | cfg80211_ref_bss(bss); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 93 | break; |
| 94 | } |
| 95 | } |
| 96 | |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 97 | WARN_ON(!bss); |
Johannes Berg | 7d930bc | 2009-10-20 15:08:53 +0900 | [diff] [blame^] | 98 | } else if (wdev->conn) { |
| 99 | cfg80211_sme_failed_assoc(wdev); |
| 100 | need_connect_result = false; |
| 101 | /* |
| 102 | * do not call connect_result() now because the |
| 103 | * sme will schedule work that does it later. |
| 104 | */ |
| 105 | goto out; |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 106 | } |
| 107 | |
Johannes Berg | ea416a7 | 2009-08-17 12:22:14 +0200 | [diff] [blame] | 108 | if (!wdev->conn && wdev->sme_state == CFG80211_SME_IDLE) { |
| 109 | /* |
| 110 | * This is for the userspace SME, the CONNECTING |
| 111 | * state will be changed to CONNECTED by |
| 112 | * __cfg80211_connect_result() below. |
| 113 | */ |
| 114 | wdev->sme_state = CFG80211_SME_CONNECTING; |
| 115 | } |
| 116 | |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 117 | /* this consumes one bss reference (unless bss is NULL) */ |
| 118 | __cfg80211_connect_result(dev, mgmt->bssid, NULL, 0, ie, len - ieoffs, |
| 119 | status_code, |
| 120 | status_code == WLAN_STATUS_SUCCESS, |
| 121 | bss ? &bss->pub : NULL); |
| 122 | /* drop hold now, and also reference acquired above */ |
| 123 | if (bss) { |
| 124 | cfg80211_unhold_bss(bss); |
| 125 | cfg80211_put_bss(&bss->pub); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 126 | } |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 127 | |
Johannes Berg | f401a6f | 2009-08-07 14:51:05 +0200 | [diff] [blame] | 128 | out: |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 129 | wdev_unlock(wdev); |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 130 | } |
| 131 | EXPORT_SYMBOL(cfg80211_send_rx_assoc); |
| 132 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 133 | static void __cfg80211_send_deauth(struct net_device *dev, |
| 134 | const u8 *buf, size_t len) |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 135 | { |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 136 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 137 | struct wiphy *wiphy = wdev->wiphy; |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 138 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 139 | struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)buf; |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 140 | const u8 *bssid = mgmt->bssid; |
| 141 | int i; |
| 142 | bool done = false; |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 143 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 144 | ASSERT_WDEV_LOCK(wdev); |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 145 | |
| 146 | nl80211_send_deauth(rdev, dev, buf, len, GFP_KERNEL); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 147 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 148 | if (wdev->current_bss && |
| 149 | memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) { |
| 150 | done = true; |
| 151 | cfg80211_unhold_bss(wdev->current_bss); |
| 152 | cfg80211_put_bss(&wdev->current_bss->pub); |
| 153 | wdev->current_bss = NULL; |
| 154 | } else for (i = 0; i < MAX_AUTH_BSSES; i++) { |
| 155 | if (wdev->auth_bsses[i] && |
| 156 | memcmp(wdev->auth_bsses[i]->pub.bssid, bssid, ETH_ALEN) == 0) { |
| 157 | cfg80211_unhold_bss(wdev->auth_bsses[i]); |
| 158 | cfg80211_put_bss(&wdev->auth_bsses[i]->pub); |
| 159 | wdev->auth_bsses[i] = NULL; |
| 160 | done = true; |
| 161 | break; |
| 162 | } |
| 163 | if (wdev->authtry_bsses[i] && |
| 164 | memcmp(wdev->authtry_bsses[i]->pub.bssid, bssid, ETH_ALEN) == 0) { |
| 165 | cfg80211_unhold_bss(wdev->authtry_bsses[i]); |
| 166 | cfg80211_put_bss(&wdev->authtry_bsses[i]->pub); |
| 167 | wdev->authtry_bsses[i] = NULL; |
| 168 | done = true; |
| 169 | break; |
| 170 | } |
| 171 | } |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 172 | |
| 173 | WARN_ON(!done); |
| 174 | |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 175 | if (wdev->sme_state == CFG80211_SME_CONNECTED) { |
| 176 | u16 reason_code; |
| 177 | bool from_ap; |
| 178 | |
| 179 | reason_code = le16_to_cpu(mgmt->u.deauth.reason_code); |
| 180 | |
Johannes Berg | e458b8a | 2009-08-06 20:41:33 +0200 | [diff] [blame] | 181 | from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0; |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 182 | __cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 183 | } else if (wdev->sme_state == CFG80211_SME_CONNECTING) { |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 184 | __cfg80211_connect_result(dev, mgmt->bssid, NULL, 0, NULL, 0, |
| 185 | WLAN_STATUS_UNSPECIFIED_FAILURE, |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 186 | false, NULL); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 187 | } |
| 188 | } |
| 189 | |
| 190 | |
| 191 | void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len, |
| 192 | void *cookie) |
| 193 | { |
| 194 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 195 | |
| 196 | BUG_ON(cookie && wdev != cookie); |
| 197 | |
| 198 | if (cookie) { |
| 199 | /* called within callback */ |
| 200 | __cfg80211_send_deauth(dev, buf, len); |
| 201 | } else { |
| 202 | wdev_lock(wdev); |
| 203 | __cfg80211_send_deauth(dev, buf, len); |
| 204 | wdev_unlock(wdev); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 205 | } |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 206 | } |
Jouni Malinen | 53b46b8 | 2009-03-27 20:53:56 +0200 | [diff] [blame] | 207 | EXPORT_SYMBOL(cfg80211_send_deauth); |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 208 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 209 | static void __cfg80211_send_disassoc(struct net_device *dev, |
| 210 | const u8 *buf, size_t len) |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 211 | { |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 212 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 213 | struct wiphy *wiphy = wdev->wiphy; |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 214 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 215 | struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)buf; |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 216 | const u8 *bssid = mgmt->bssid; |
| 217 | int i; |
| 218 | u16 reason_code; |
| 219 | bool from_ap; |
| 220 | bool done = false; |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 221 | |
Johannes Berg | 596a07c | 2009-07-11 00:17:32 +0200 | [diff] [blame] | 222 | ASSERT_WDEV_LOCK(wdev); |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 223 | |
| 224 | nl80211_send_disassoc(rdev, dev, buf, len, GFP_KERNEL); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 225 | |
Johannes Berg | 596a07c | 2009-07-11 00:17:32 +0200 | [diff] [blame] | 226 | if (wdev->sme_state != CFG80211_SME_CONNECTED) |
| 227 | return; |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 228 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 229 | if (wdev->current_bss && |
Pavel Roskin | b935df0 | 2009-08-06 04:52:42 -0400 | [diff] [blame] | 230 | memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) { |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 231 | for (i = 0; i < MAX_AUTH_BSSES; i++) { |
| 232 | if (wdev->authtry_bsses[i] || wdev->auth_bsses[i]) |
| 233 | continue; |
| 234 | wdev->auth_bsses[i] = wdev->current_bss; |
| 235 | wdev->current_bss = NULL; |
| 236 | done = true; |
| 237 | cfg80211_sme_disassoc(dev, i); |
| 238 | break; |
| 239 | } |
| 240 | WARN_ON(!done); |
| 241 | } else |
| 242 | WARN_ON(1); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 243 | |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 244 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 245 | reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code); |
| 246 | |
Johannes Berg | e458b8a | 2009-08-06 20:41:33 +0200 | [diff] [blame] | 247 | from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0; |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 248 | __cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 249 | } |
| 250 | |
| 251 | void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len, |
| 252 | void *cookie) |
| 253 | { |
| 254 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 255 | |
| 256 | BUG_ON(cookie && wdev != cookie); |
| 257 | |
| 258 | if (cookie) { |
| 259 | /* called within callback */ |
| 260 | __cfg80211_send_disassoc(dev, buf, len); |
| 261 | } else { |
| 262 | wdev_lock(wdev); |
| 263 | __cfg80211_send_disassoc(dev, buf, len); |
| 264 | wdev_unlock(wdev); |
| 265 | } |
Jouni Malinen | 6039f6d | 2009-03-19 13:39:21 +0200 | [diff] [blame] | 266 | } |
Jouni Malinen | 53b46b8 | 2009-03-27 20:53:56 +0200 | [diff] [blame] | 267 | EXPORT_SYMBOL(cfg80211_send_disassoc); |
Jouni Malinen | a3b8b05 | 2009-03-27 21:59:49 +0200 | [diff] [blame] | 268 | |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 269 | void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr) |
Jouni Malinen | 1965c85 | 2009-04-22 21:38:25 +0300 | [diff] [blame] | 270 | { |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 271 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 272 | struct wiphy *wiphy = wdev->wiphy; |
Jouni Malinen | 1965c85 | 2009-04-22 21:38:25 +0300 | [diff] [blame] | 273 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 274 | int i; |
| 275 | bool done = false; |
| 276 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 277 | wdev_lock(wdev); |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 278 | |
| 279 | nl80211_send_auth_timeout(rdev, dev, addr, GFP_KERNEL); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 280 | if (wdev->sme_state == CFG80211_SME_CONNECTING) |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 281 | __cfg80211_connect_result(dev, addr, NULL, 0, NULL, 0, |
| 282 | WLAN_STATUS_UNSPECIFIED_FAILURE, |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 283 | false, NULL); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 284 | |
| 285 | for (i = 0; addr && i < MAX_AUTH_BSSES; i++) { |
| 286 | if (wdev->authtry_bsses[i] && |
| 287 | memcmp(wdev->authtry_bsses[i]->pub.bssid, |
| 288 | addr, ETH_ALEN) == 0) { |
| 289 | cfg80211_unhold_bss(wdev->authtry_bsses[i]); |
| 290 | cfg80211_put_bss(&wdev->authtry_bsses[i]->pub); |
| 291 | wdev->authtry_bsses[i] = NULL; |
| 292 | done = true; |
| 293 | break; |
| 294 | } |
| 295 | } |
| 296 | |
| 297 | WARN_ON(!done); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 298 | |
| 299 | wdev_unlock(wdev); |
Jouni Malinen | 1965c85 | 2009-04-22 21:38:25 +0300 | [diff] [blame] | 300 | } |
| 301 | EXPORT_SYMBOL(cfg80211_send_auth_timeout); |
| 302 | |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 303 | void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr) |
Jouni Malinen | 1965c85 | 2009-04-22 21:38:25 +0300 | [diff] [blame] | 304 | { |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 305 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 306 | struct wiphy *wiphy = wdev->wiphy; |
Jouni Malinen | 1965c85 | 2009-04-22 21:38:25 +0300 | [diff] [blame] | 307 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 308 | int i; |
| 309 | bool done = false; |
| 310 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 311 | wdev_lock(wdev); |
Johannes Berg | cb0b4be | 2009-07-07 03:56:07 +0200 | [diff] [blame] | 312 | |
| 313 | nl80211_send_assoc_timeout(rdev, dev, addr, GFP_KERNEL); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 314 | if (wdev->sme_state == CFG80211_SME_CONNECTING) |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 315 | __cfg80211_connect_result(dev, addr, NULL, 0, NULL, 0, |
| 316 | WLAN_STATUS_UNSPECIFIED_FAILURE, |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 317 | false, NULL); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 318 | |
| 319 | for (i = 0; addr && i < MAX_AUTH_BSSES; i++) { |
| 320 | if (wdev->auth_bsses[i] && |
| 321 | memcmp(wdev->auth_bsses[i]->pub.bssid, |
| 322 | addr, ETH_ALEN) == 0) { |
| 323 | cfg80211_unhold_bss(wdev->auth_bsses[i]); |
| 324 | cfg80211_put_bss(&wdev->auth_bsses[i]->pub); |
| 325 | wdev->auth_bsses[i] = NULL; |
| 326 | done = true; |
| 327 | break; |
| 328 | } |
| 329 | } |
| 330 | |
| 331 | WARN_ON(!done); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 332 | |
| 333 | wdev_unlock(wdev); |
Jouni Malinen | 1965c85 | 2009-04-22 21:38:25 +0300 | [diff] [blame] | 334 | } |
| 335 | EXPORT_SYMBOL(cfg80211_send_assoc_timeout); |
| 336 | |
Jouni Malinen | a3b8b05 | 2009-03-27 21:59:49 +0200 | [diff] [blame] | 337 | void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr, |
| 338 | enum nl80211_key_type key_type, int key_id, |
Johannes Berg | e6d6e34 | 2009-07-01 21:26:47 +0200 | [diff] [blame] | 339 | const u8 *tsc, gfp_t gfp) |
Jouni Malinen | a3b8b05 | 2009-03-27 21:59:49 +0200 | [diff] [blame] | 340 | { |
| 341 | struct wiphy *wiphy = dev->ieee80211_ptr->wiphy; |
| 342 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); |
Johannes Berg | f58d4ed | 2009-06-19 02:45:21 +0200 | [diff] [blame] | 343 | #ifdef CONFIG_WIRELESS_EXT |
| 344 | union iwreq_data wrqu; |
Johannes Berg | e6d6e34 | 2009-07-01 21:26:47 +0200 | [diff] [blame] | 345 | char *buf = kmalloc(128, gfp); |
Johannes Berg | f58d4ed | 2009-06-19 02:45:21 +0200 | [diff] [blame] | 346 | |
| 347 | if (buf) { |
| 348 | sprintf(buf, "MLME-MICHAELMICFAILURE.indication(" |
| 349 | "keyid=%d %scast addr=%pM)", key_id, |
| 350 | key_type == NL80211_KEYTYPE_GROUP ? "broad" : "uni", |
| 351 | addr); |
| 352 | memset(&wrqu, 0, sizeof(wrqu)); |
| 353 | wrqu.data.length = strlen(buf); |
| 354 | wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf); |
| 355 | kfree(buf); |
| 356 | } |
| 357 | #endif |
| 358 | |
Johannes Berg | e6d6e34 | 2009-07-01 21:26:47 +0200 | [diff] [blame] | 359 | nl80211_michael_mic_failure(rdev, dev, addr, key_type, key_id, tsc, gfp); |
Jouni Malinen | a3b8b05 | 2009-03-27 21:59:49 +0200 | [diff] [blame] | 360 | } |
| 361 | EXPORT_SYMBOL(cfg80211_michael_mic_failure); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 362 | |
| 363 | /* some MLME handling for userspace SME */ |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 364 | int __cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, |
| 365 | struct net_device *dev, |
| 366 | struct ieee80211_channel *chan, |
| 367 | enum nl80211_auth_type auth_type, |
| 368 | const u8 *bssid, |
| 369 | const u8 *ssid, int ssid_len, |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 370 | const u8 *ie, int ie_len, |
| 371 | const u8 *key, int key_len, int key_idx) |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 372 | { |
| 373 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 374 | struct cfg80211_auth_request req; |
| 375 | struct cfg80211_internal_bss *bss; |
| 376 | int i, err, slot = -1, nfree = 0; |
| 377 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 378 | ASSERT_WDEV_LOCK(wdev); |
| 379 | |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 380 | if (auth_type == NL80211_AUTHTYPE_SHARED_KEY) |
| 381 | if (!key || !key_len || key_idx < 0 || key_idx > 4) |
| 382 | return -EINVAL; |
| 383 | |
Johannes Berg | 0a9b5e1 | 2009-07-02 18:26:18 +0200 | [diff] [blame] | 384 | if (wdev->current_bss && |
| 385 | memcmp(bssid, wdev->current_bss->pub.bssid, ETH_ALEN) == 0) |
| 386 | return -EALREADY; |
| 387 | |
| 388 | for (i = 0; i < MAX_AUTH_BSSES; i++) { |
| 389 | if (wdev->authtry_bsses[i] && |
| 390 | memcmp(bssid, wdev->authtry_bsses[i]->pub.bssid, |
| 391 | ETH_ALEN) == 0) |
| 392 | return -EALREADY; |
| 393 | if (wdev->auth_bsses[i] && |
| 394 | memcmp(bssid, wdev->auth_bsses[i]->pub.bssid, |
| 395 | ETH_ALEN) == 0) |
| 396 | return -EALREADY; |
| 397 | } |
| 398 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 399 | memset(&req, 0, sizeof(req)); |
| 400 | |
| 401 | req.ie = ie; |
| 402 | req.ie_len = ie_len; |
| 403 | req.auth_type = auth_type; |
| 404 | req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len, |
| 405 | WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 406 | req.key = key; |
| 407 | req.key_len = key_len; |
| 408 | req.key_idx = key_idx; |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 409 | if (!req.bss) |
| 410 | return -ENOENT; |
| 411 | |
| 412 | bss = bss_from_pub(req.bss); |
| 413 | |
| 414 | for (i = 0; i < MAX_AUTH_BSSES; i++) { |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 415 | if (!wdev->auth_bsses[i] && !wdev->authtry_bsses[i]) { |
| 416 | slot = i; |
| 417 | nfree++; |
| 418 | } |
| 419 | } |
| 420 | |
| 421 | /* we need one free slot for disassoc and one for this auth */ |
| 422 | if (nfree < 2) { |
| 423 | err = -ENOSPC; |
| 424 | goto out; |
| 425 | } |
| 426 | |
| 427 | wdev->authtry_bsses[slot] = bss; |
| 428 | cfg80211_hold_bss(bss); |
| 429 | |
| 430 | err = rdev->ops->auth(&rdev->wiphy, dev, &req); |
| 431 | if (err) { |
| 432 | wdev->authtry_bsses[slot] = NULL; |
| 433 | cfg80211_unhold_bss(bss); |
| 434 | } |
| 435 | |
| 436 | out: |
| 437 | if (err) |
| 438 | cfg80211_put_bss(req.bss); |
| 439 | return err; |
| 440 | } |
| 441 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 442 | int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, |
| 443 | struct net_device *dev, struct ieee80211_channel *chan, |
| 444 | enum nl80211_auth_type auth_type, const u8 *bssid, |
| 445 | const u8 *ssid, int ssid_len, |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 446 | const u8 *ie, int ie_len, |
| 447 | const u8 *key, int key_len, int key_idx) |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 448 | { |
| 449 | int err; |
| 450 | |
| 451 | wdev_lock(dev->ieee80211_ptr); |
| 452 | err = __cfg80211_mlme_auth(rdev, dev, chan, auth_type, bssid, |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 453 | ssid, ssid_len, ie, ie_len, |
| 454 | key, key_len, key_idx); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 455 | wdev_unlock(dev->ieee80211_ptr); |
| 456 | |
| 457 | return err; |
| 458 | } |
| 459 | |
| 460 | int __cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, |
| 461 | struct net_device *dev, |
| 462 | struct ieee80211_channel *chan, |
| 463 | const u8 *bssid, const u8 *prev_bssid, |
| 464 | const u8 *ssid, int ssid_len, |
| 465 | const u8 *ie, int ie_len, bool use_mfp, |
| 466 | struct cfg80211_crypto_settings *crypt) |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 467 | { |
| 468 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 469 | struct cfg80211_assoc_request req; |
| 470 | struct cfg80211_internal_bss *bss; |
| 471 | int i, err, slot = -1; |
| 472 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 473 | ASSERT_WDEV_LOCK(wdev); |
| 474 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 475 | memset(&req, 0, sizeof(req)); |
| 476 | |
| 477 | if (wdev->current_bss) |
| 478 | return -EALREADY; |
| 479 | |
| 480 | req.ie = ie; |
| 481 | req.ie_len = ie_len; |
| 482 | memcpy(&req.crypto, crypt, sizeof(req.crypto)); |
| 483 | req.use_mfp = use_mfp; |
Johannes Berg | 3e5d764 | 2009-07-07 14:37:26 +0200 | [diff] [blame] | 484 | req.prev_bssid = prev_bssid; |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 485 | req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len, |
| 486 | WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); |
| 487 | if (!req.bss) |
| 488 | return -ENOENT; |
| 489 | |
| 490 | bss = bss_from_pub(req.bss); |
| 491 | |
| 492 | for (i = 0; i < MAX_AUTH_BSSES; i++) { |
| 493 | if (bss == wdev->auth_bsses[i]) { |
| 494 | slot = i; |
| 495 | break; |
| 496 | } |
| 497 | } |
| 498 | |
| 499 | if (slot < 0) { |
| 500 | err = -ENOTCONN; |
| 501 | goto out; |
| 502 | } |
| 503 | |
| 504 | err = rdev->ops->assoc(&rdev->wiphy, dev, &req); |
| 505 | out: |
| 506 | /* still a reference in wdev->auth_bsses[slot] */ |
| 507 | cfg80211_put_bss(req.bss); |
| 508 | return err; |
| 509 | } |
| 510 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 511 | int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, |
| 512 | struct net_device *dev, |
| 513 | struct ieee80211_channel *chan, |
| 514 | const u8 *bssid, const u8 *prev_bssid, |
| 515 | const u8 *ssid, int ssid_len, |
| 516 | const u8 *ie, int ie_len, bool use_mfp, |
| 517 | struct cfg80211_crypto_settings *crypt) |
| 518 | { |
| 519 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 520 | int err; |
| 521 | |
| 522 | wdev_lock(wdev); |
| 523 | err = __cfg80211_mlme_assoc(rdev, dev, chan, bssid, prev_bssid, |
| 524 | ssid, ssid_len, ie, ie_len, use_mfp, crypt); |
| 525 | wdev_unlock(wdev); |
| 526 | |
| 527 | return err; |
| 528 | } |
| 529 | |
| 530 | int __cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, |
| 531 | struct net_device *dev, const u8 *bssid, |
| 532 | const u8 *ie, int ie_len, u16 reason) |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 533 | { |
| 534 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 535 | struct cfg80211_deauth_request req; |
| 536 | int i; |
| 537 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 538 | ASSERT_WDEV_LOCK(wdev); |
| 539 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 540 | memset(&req, 0, sizeof(req)); |
| 541 | req.reason_code = reason; |
| 542 | req.ie = ie; |
| 543 | req.ie_len = ie_len; |
| 544 | if (wdev->current_bss && |
| 545 | memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) { |
| 546 | req.bss = &wdev->current_bss->pub; |
| 547 | } else for (i = 0; i < MAX_AUTH_BSSES; i++) { |
| 548 | if (wdev->auth_bsses[i] && |
| 549 | memcmp(bssid, wdev->auth_bsses[i]->pub.bssid, ETH_ALEN) == 0) { |
| 550 | req.bss = &wdev->auth_bsses[i]->pub; |
| 551 | break; |
| 552 | } |
| 553 | if (wdev->authtry_bsses[i] && |
| 554 | memcmp(bssid, wdev->authtry_bsses[i]->pub.bssid, ETH_ALEN) == 0) { |
| 555 | req.bss = &wdev->authtry_bsses[i]->pub; |
| 556 | break; |
| 557 | } |
| 558 | } |
| 559 | |
| 560 | if (!req.bss) |
| 561 | return -ENOTCONN; |
| 562 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 563 | return rdev->ops->deauth(&rdev->wiphy, dev, &req, wdev); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 564 | } |
| 565 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 566 | int cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, |
| 567 | struct net_device *dev, const u8 *bssid, |
| 568 | const u8 *ie, int ie_len, u16 reason) |
| 569 | { |
| 570 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 571 | int err; |
| 572 | |
| 573 | wdev_lock(wdev); |
| 574 | err = __cfg80211_mlme_deauth(rdev, dev, bssid, ie, ie_len, reason); |
| 575 | wdev_unlock(wdev); |
| 576 | |
| 577 | return err; |
| 578 | } |
| 579 | |
| 580 | static int __cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev, |
| 581 | struct net_device *dev, const u8 *bssid, |
| 582 | const u8 *ie, int ie_len, u16 reason) |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 583 | { |
| 584 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 585 | struct cfg80211_disassoc_request req; |
| 586 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 587 | ASSERT_WDEV_LOCK(wdev); |
| 588 | |
Johannes Berg | f9d6b40 | 2009-07-27 10:22:28 +0200 | [diff] [blame] | 589 | if (wdev->sme_state != CFG80211_SME_CONNECTED) |
| 590 | return -ENOTCONN; |
| 591 | |
| 592 | if (WARN_ON(!wdev->current_bss)) |
| 593 | return -ENOTCONN; |
| 594 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 595 | memset(&req, 0, sizeof(req)); |
| 596 | req.reason_code = reason; |
| 597 | req.ie = ie; |
| 598 | req.ie_len = ie_len; |
| 599 | if (memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) |
| 600 | req.bss = &wdev->current_bss->pub; |
| 601 | else |
| 602 | return -ENOTCONN; |
| 603 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 604 | return rdev->ops->disassoc(&rdev->wiphy, dev, &req, wdev); |
| 605 | } |
| 606 | |
| 607 | int cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev, |
| 608 | struct net_device *dev, const u8 *bssid, |
| 609 | const u8 *ie, int ie_len, u16 reason) |
| 610 | { |
| 611 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 612 | int err; |
| 613 | |
| 614 | wdev_lock(wdev); |
| 615 | err = __cfg80211_mlme_disassoc(rdev, dev, bssid, ie, ie_len, reason); |
| 616 | wdev_unlock(wdev); |
| 617 | |
| 618 | return err; |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 619 | } |
| 620 | |
| 621 | void cfg80211_mlme_down(struct cfg80211_registered_device *rdev, |
| 622 | struct net_device *dev) |
| 623 | { |
| 624 | struct wireless_dev *wdev = dev->ieee80211_ptr; |
| 625 | struct cfg80211_deauth_request req; |
| 626 | int i; |
| 627 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 628 | ASSERT_WDEV_LOCK(wdev); |
| 629 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 630 | if (!rdev->ops->deauth) |
| 631 | return; |
| 632 | |
| 633 | memset(&req, 0, sizeof(req)); |
| 634 | req.reason_code = WLAN_REASON_DEAUTH_LEAVING; |
| 635 | req.ie = NULL; |
| 636 | req.ie_len = 0; |
| 637 | |
| 638 | if (wdev->current_bss) { |
| 639 | req.bss = &wdev->current_bss->pub; |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 640 | rdev->ops->deauth(&rdev->wiphy, dev, &req, wdev); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 641 | if (wdev->current_bss) { |
| 642 | cfg80211_unhold_bss(wdev->current_bss); |
| 643 | cfg80211_put_bss(&wdev->current_bss->pub); |
| 644 | wdev->current_bss = NULL; |
| 645 | } |
| 646 | } |
| 647 | |
| 648 | for (i = 0; i < MAX_AUTH_BSSES; i++) { |
| 649 | if (wdev->auth_bsses[i]) { |
| 650 | req.bss = &wdev->auth_bsses[i]->pub; |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 651 | rdev->ops->deauth(&rdev->wiphy, dev, &req, wdev); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 652 | if (wdev->auth_bsses[i]) { |
| 653 | cfg80211_unhold_bss(wdev->auth_bsses[i]); |
| 654 | cfg80211_put_bss(&wdev->auth_bsses[i]->pub); |
| 655 | wdev->auth_bsses[i] = NULL; |
| 656 | } |
| 657 | } |
| 658 | if (wdev->authtry_bsses[i]) { |
| 659 | req.bss = &wdev->authtry_bsses[i]->pub; |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 660 | rdev->ops->deauth(&rdev->wiphy, dev, &req, wdev); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 661 | if (wdev->authtry_bsses[i]) { |
| 662 | cfg80211_unhold_bss(wdev->authtry_bsses[i]); |
| 663 | cfg80211_put_bss(&wdev->authtry_bsses[i]->pub); |
| 664 | wdev->authtry_bsses[i] = NULL; |
| 665 | } |
| 666 | } |
| 667 | } |
| 668 | } |