diff options
Diffstat (limited to 'net/mac80211/wext.c')
| -rw-r--r-- | net/mac80211/wext.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/mac80211/wext.c b/net/mac80211/wext.c index 69aed16faff3..5a452575719d 100644 --- a/net/mac80211/wext.c +++ b/net/mac80211/wext.c @@ -980,6 +980,8 @@ static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct sta_info *sta = NULL; + rcu_read_lock(); + if (sdata->vif.type == IEEE80211_IF_TYPE_STA || sdata->vif.type == IEEE80211_IF_TYPE_IBSS) sta = sta_info_get(local, sdata->u.sta.bssid); @@ -996,6 +998,9 @@ static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev wstats->qual.noise = sta->last_noise; wstats->qual.updated = local->wstats_flags; } + + rcu_read_unlock(); + return wstats; } |