diff options
author | David S. Miller <davem@davemloft.net> | 2010-02-04 08:58:14 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2010-02-04 08:58:14 -0800 |
commit | 10be7eb36b93364b98688831ee7d26f58402bb96 (patch) | |
tree | eb13ae80fcaa8baacd804a721c5a4962a501a2a4 /net/wireless/sme.c | |
parent | 90c30335a70e96b8b8493b7deb15e6b30e6d9fce (diff) | |
parent | 5ffaf8a361b4c9025963959a744f21d8173c7669 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Diffstat (limited to 'net/wireless/sme.c')
-rw-r--r-- | net/wireless/sme.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 745c37e7992..17fde0da1b0 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -34,6 +34,44 @@ struct cfg80211_conn { bool auto_auth, prev_bssid_valid; }; +bool cfg80211_is_all_idle(void) +{ + struct cfg80211_registered_device *rdev; + struct wireless_dev *wdev; + bool is_all_idle = true; + + mutex_lock(&cfg80211_mutex); + + /* + * All devices must be idle as otherwise if you are actively + * scanning some new beacon hints could be learned and would + * count as new regulatory hints. + */ + list_for_each_entry(rdev, &cfg80211_rdev_list, list) { + cfg80211_lock_rdev(rdev); + list_for_each_entry(wdev, &rdev->netdev_list, list) { + wdev_lock(wdev); + if (wdev->sme_state != CFG80211_SME_IDLE) + is_all_idle = false; + wdev_unlock(wdev); + } + cfg80211_unlock_rdev(rdev); + } + + mutex_unlock(&cfg80211_mutex); + + return is_all_idle; +} + +static void disconnect_work(struct work_struct *work) +{ + if (!cfg80211_is_all_idle()) + return; + + regulatory_hint_disconnect(); +} + +static DECLARE_WORK(cfg80211_disconnect_work, disconnect_work); static int cfg80211_conn_scan(struct wireless_dev *wdev) { @@ -658,6 +696,8 @@ void __cfg80211_disconnected(struct net_device *dev, const u8 *ie, wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); wdev->wext.connect.ssid_len = 0; #endif + + schedule_work(&cfg80211_disconnect_work); } void cfg80211_disconnected(struct net_device *dev, u16 reason, |