diff options
Diffstat (limited to 'net/wireless/util.c')
| -rw-r--r-- | net/wireless/util.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/net/wireless/util.c b/net/wireless/util.c index 5618888853b2..d39c37104ae2 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -879,7 +879,9 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev, dev->ieee80211_ptr->use_4addr = false; dev->ieee80211_ptr->mesh_id_up_len = 0; + wdev_lock(dev->ieee80211_ptr); rdev_set_qos_map(rdev, dev, NULL); + wdev_unlock(dev->ieee80211_ptr); switch (otype) { case NL80211_IFTYPE_AP: @@ -1479,6 +1481,19 @@ int ieee80211_get_ratemask(struct ieee80211_supported_band *sband, return 0; } +unsigned int ieee80211_get_num_supported_channels(struct wiphy *wiphy) +{ + enum ieee80211_band band; + unsigned int n_channels = 0; + + for (band = 0; band < IEEE80211_NUM_BANDS; band++) + if (wiphy->bands[band]) + n_channels += wiphy->bands[band]->n_channels; + + return n_channels; +} +EXPORT_SYMBOL(ieee80211_get_num_supported_channels); + /* See IEEE 802.1H for LLC/SNAP encapsulation/decapsulation */ /* Ethernet-II snap header (RFC1042 for most EtherTypes) */ const unsigned char rfc1042_header[] __aligned(2) = |
