diff options
Diffstat (limited to 'net/wireless/core.c')
-rw-r--r-- | net/wireless/core.c | 48 |
1 files changed, 1 insertions, 47 deletions
diff --git a/net/wireless/core.c b/net/wireless/core.c index 0557bb1..71b684b 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -736,60 +736,14 @@ static struct device_type wiphy_type = { .name = "wlan", }; -static struct ieee80211_channel * -cfg80211_get_any_chan(struct cfg80211_registered_device *rdev) -{ - struct ieee80211_supported_band *sband; - int i; - - for (i = 0; i < IEEE80211_NUM_BANDS; i++) { - sband = rdev->wiphy.bands[i]; - if (sband && sband->n_channels > 0) - return &sband->channels[0]; - } - - return NULL; -} - -static void cfg80211_init_mon_chan(struct cfg80211_registered_device *rdev) -{ - struct ieee80211_channel *chan; - - chan = cfg80211_get_any_chan(rdev); - if (WARN_ON(!chan)) - return; - - mutex_lock(&rdev->devlist_mtx); - WARN_ON(cfg80211_set_monitor_channel(rdev, chan->center_freq, - NL80211_CHAN_NO_HT)); - mutex_unlock(&rdev->devlist_mtx); -} - void cfg80211_update_iface_num(struct cfg80211_registered_device *rdev, enum nl80211_iftype iftype, int num) { - bool has_monitors_only_old = cfg80211_has_monitors_only(rdev); - bool has_monitors_only_new; - ASSERT_RTNL(); rdev->num_running_ifaces += num; if (iftype == NL80211_IFTYPE_MONITOR) rdev->num_running_monitor_ifaces += num; - - has_monitors_only_new = cfg80211_has_monitors_only(rdev); - if (has_monitors_only_new != has_monitors_only_old) { - if (rdev->ops->set_monitor_enabled) - rdev->ops->set_monitor_enabled(&rdev->wiphy, - has_monitors_only_new); - - if (!has_monitors_only_new) { - rdev->monitor_channel = NULL; - rdev->monitor_channel_type = NL80211_CHAN_NO_HT; - } else { - cfg80211_init_mon_chan(rdev); - } - } } static int cfg80211_netdev_notifier_call(struct notifier_block *nb, @@ -912,6 +866,7 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, mutex_unlock(&rdev->devlist_mtx); dev_put(dev); } + cfg80211_update_iface_num(rdev, wdev->iftype, 1); cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); wdev_lock(wdev); @@ -1006,7 +961,6 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, mutex_unlock(&rdev->devlist_mtx); if (ret) return notifier_from_errno(ret); - cfg80211_update_iface_num(rdev, wdev->iftype, 1); break; } |