diff options
| -rw-r--r-- | include/net/cfg80211.h | 11 | ||||
| -rw-r--r-- | net/mac80211/mlme.c | 21 | ||||
| -rw-r--r-- | net/wireless/core.h | 1 | ||||
| -rw-r--r-- | net/wireless/mlme.c | 12 | ||||
| -rw-r--r-- | net/wireless/sme.c | 14 |
5 files changed, 50 insertions, 9 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 2019310cf135..814be4b4200c 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -4686,6 +4686,17 @@ void cfg80211_rx_assoc_resp(struct net_device *dev, void cfg80211_assoc_timeout(struct net_device *dev, struct cfg80211_bss *bss); /** + * cfg80211_abandon_assoc - notify cfg80211 of abandoned association attempt + * @dev: network device + * @bss: The BSS entry with which association was abandoned. + * + * Call this whenever - for reasons reported through other API, like deauth RX, + * an association attempt was abandoned. + * This function may sleep. The caller must hold the corresponding wdev's mutex. + */ +void cfg80211_abandon_assoc(struct net_device *dev, struct cfg80211_bss *bss); + +/** * cfg80211_tx_mlme_mgmt - notification of transmitted deauth/disassoc frame * @dev: network device * @buf: 802.11 frame (header + body) diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index d157b250ff77..098ce9b179ee 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2518,7 +2518,7 @@ static void ieee80211_destroy_auth_data(struct ieee80211_sub_if_data *sdata, } static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata, - bool assoc) + bool assoc, bool abandon) { struct ieee80211_mgd_assoc_data *assoc_data = sdata->u.mgd.assoc_data; @@ -2541,6 +2541,9 @@ static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata, mutex_lock(&sdata->local->mtx); ieee80211_vif_release_channel(sdata); mutex_unlock(&sdata->local->mtx); + + if (abandon) + cfg80211_abandon_assoc(sdata->dev, assoc_data->bss); } kfree(assoc_data); @@ -2773,7 +2776,7 @@ static void ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata, bssid, reason_code, ieee80211_get_reason_code_string(reason_code)); - ieee80211_destroy_assoc_data(sdata, false); + ieee80211_destroy_assoc_data(sdata, false, true); cfg80211_rx_mlme_mgmt(sdata->dev, (u8 *)mgmt, len); return; @@ -3182,14 +3185,14 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata, if (status_code != WLAN_STATUS_SUCCESS) { sdata_info(sdata, "%pM denied association (code=%d)\n", mgmt->sa, status_code); - ieee80211_destroy_assoc_data(sdata, false); + ieee80211_destroy_assoc_data(sdata, false, false); event.u.mlme.status = MLME_DENIED; event.u.mlme.reason = status_code; drv_event_callback(sdata->local, sdata, &event); } else { if (!ieee80211_assoc_success(sdata, bss, mgmt, len)) { /* oops -- internal error -- send timeout for now */ - ieee80211_destroy_assoc_data(sdata, false); + ieee80211_destroy_assoc_data(sdata, false, false); cfg80211_assoc_timeout(sdata->dev, bss); return; } @@ -3202,7 +3205,7 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata, * recalc after assoc_data is NULL but before associated * is set can cause the interface to go idle */ - ieee80211_destroy_assoc_data(sdata, true); + ieee80211_destroy_assoc_data(sdata, true, false); /* get uapsd queues configuration */ uapsd_queues = 0; @@ -3901,7 +3904,7 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata) .u.mlme.status = MLME_TIMEOUT, }; - ieee80211_destroy_assoc_data(sdata, false); + ieee80211_destroy_assoc_data(sdata, false, false); cfg80211_assoc_timeout(sdata->dev, bss); drv_event_callback(sdata->local, sdata, &event); } @@ -4040,7 +4043,7 @@ void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data *sdata) WLAN_REASON_DEAUTH_LEAVING, false, frame_buf); if (ifmgd->assoc_data) - ieee80211_destroy_assoc_data(sdata, false); + ieee80211_destroy_assoc_data(sdata, false, true); if (ifmgd->auth_data) ieee80211_destroy_auth_data(sdata, false); cfg80211_tx_mlme_mgmt(sdata->dev, frame_buf, @@ -4949,7 +4952,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, IEEE80211_STYPE_DEAUTH, req->reason_code, tx, frame_buf); - ieee80211_destroy_assoc_data(sdata, false); + ieee80211_destroy_assoc_data(sdata, false, true); ieee80211_report_disconnect(sdata, frame_buf, sizeof(frame_buf), true, req->reason_code); @@ -5024,7 +5027,7 @@ void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata) sdata_lock(sdata); if (ifmgd->assoc_data) { struct cfg80211_bss *bss = ifmgd->assoc_data->bss; - ieee80211_destroy_assoc_data(sdata, false); + ieee80211_destroy_assoc_data(sdata, false, false); cfg80211_assoc_timeout(sdata->dev, bss); } if (ifmgd->auth_data) diff --git a/net/wireless/core.h b/net/wireless/core.h index fb2fcd5581fe..9820fa251daa 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -409,6 +409,7 @@ void cfg80211_sme_disassoc(struct wireless_dev *wdev); void cfg80211_sme_deauth(struct wireless_dev *wdev); void cfg80211_sme_auth_timeout(struct wireless_dev *wdev); void cfg80211_sme_assoc_timeout(struct wireless_dev *wdev); +void cfg80211_sme_abandon_assoc(struct wireless_dev *wdev); /* internal helpers */ bool cfg80211_supported_cipher_suite(struct wiphy *wiphy, u32 cipher); diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index bd1f7a159d6a..4646cf5695b9 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -149,6 +149,18 @@ void cfg80211_assoc_timeout(struct net_device *dev, struct cfg80211_bss *bss) } EXPORT_SYMBOL(cfg80211_assoc_timeout); +void cfg80211_abandon_assoc(struct net_device *dev, struct cfg80211_bss *bss) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + struct wiphy *wiphy = wdev->wiphy; + + cfg80211_sme_abandon_assoc(wdev); + + cfg80211_unhold_bss(bss_from_pub(bss)); + cfg80211_put_bss(wiphy, bss); +} +EXPORT_SYMBOL(cfg80211_abandon_assoc); + void cfg80211_tx_mlme_mgmt(struct net_device *dev, const u8 *buf, size_t len) { struct wireless_dev *wdev = dev->ieee80211_ptr; diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 2b5bb380414b..5e0d19380302 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -39,6 +39,7 @@ struct cfg80211_conn { CFG80211_CONN_ASSOCIATING, CFG80211_CONN_ASSOC_FAILED, CFG80211_CONN_DEAUTH, + CFG80211_CONN_ABANDON, CFG80211_CONN_CONNECTED, } state; u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN]; @@ -206,6 +207,8 @@ static int cfg80211_conn_do_work(struct wireless_dev *wdev) cfg80211_mlme_deauth(rdev, wdev->netdev, params->bssid, NULL, 0, WLAN_REASON_DEAUTH_LEAVING, false); + /* fall through */ + case CFG80211_CONN_ABANDON: /* free directly, disconnected event already sent */ cfg80211_sme_free(wdev); return 0; @@ -423,6 +426,17 @@ void cfg80211_sme_assoc_timeout(struct wireless_dev *wdev) schedule_work(&rdev->conn_work); } +void cfg80211_sme_abandon_assoc(struct wireless_dev *wdev) +{ + struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy); + + if (!wdev->conn) + return; + + wdev->conn->state = CFG80211_CONN_ABANDON; + schedule_work(&rdev->conn_work); +} + static int cfg80211_sme_get_conn_ies(struct wireless_dev *wdev, const u8 *ies, size_t ies_len, const u8 **out_ies, size_t *out_ies_len) |