diff options
Diffstat (limited to 'net/wireless/scan.c')
| -rw-r--r-- | net/wireless/scan.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/net/wireless/scan.c b/net/wireless/scan.c index aef240fdf8df..4000382aef48 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -556,9 +556,8 @@ cfg80211_find_sched_scan_req(struct cfg80211_registered_device *rdev, u64 reqid) { struct cfg80211_sched_scan_request *pos; - WARN_ON_ONCE(!rcu_read_lock_held() && !lockdep_rtnl_is_held()); - - list_for_each_entry_rcu(pos, &rdev->sched_scan_req_list, list) { + list_for_each_entry_rcu(pos, &rdev->sched_scan_req_list, list, + lockdep_rtnl_is_held()) { if (pos->reqid == reqid) return pos; } @@ -1434,8 +1433,7 @@ cfg80211_inform_single_bss_data(struct wiphy *wiphy, } rcu_assign_pointer(tmp.pub.ies, ies); - signal_valid = abs(data->chan->center_freq - channel->center_freq) <= - wiphy->max_adj_channel_rssi_comp; + signal_valid = data->chan == channel; res = cfg80211_bss_update(wiphy_to_rdev(wiphy), &tmp, signal_valid, ts); if (!res) return NULL; @@ -1852,8 +1850,7 @@ cfg80211_inform_single_bss_frame_data(struct wiphy *wiphy, memcpy(tmp.pub.chain_signal, data->chain_signal, IEEE80211_MAX_CHAINS); ether_addr_copy(tmp.parent_bssid, data->parent_bssid); - signal_valid = abs(data->chan->center_freq - channel->center_freq) <= - wiphy->max_adj_channel_rssi_comp; + signal_valid = data->chan == channel; res = cfg80211_bss_update(wiphy_to_rdev(wiphy), &tmp, signal_valid, jiffies); if (!res) @@ -2022,7 +2019,11 @@ void cfg80211_update_assoc_bss_entry(struct wireless_dev *wdev, spin_lock_bh(&rdev->bss_lock); - if (WARN_ON(cbss->pub.channel == chan)) + /* + * Some APs use CSA also for bandwidth changes, i.e., without actually + * changing the control channel, so no need to update in such a case. + */ + if (cbss->pub.channel == chan) goto done; /* use transmitting bss */ |