diff options
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/mlme.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index c0a5345c8a61..a5e5c31c23ab 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2248,10 +2248,13 @@ static void ieee80211_rx_bss_put(struct net_device *dev, struct ieee80211_sta_bss *bss) { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); - if (!atomic_dec_and_test(&bss->users)) + + local_bh_disable(); + if (!atomic_dec_and_lock(&bss->users, &local->sta_bss_lock)) { + local_bh_enable(); return; + } - spin_lock_bh(&local->sta_bss_lock); __ieee80211_rx_bss_hash_del(dev, bss); list_del(&bss->list); spin_unlock_bh(&local->sta_bss_lock); |
