diff options
| -rw-r--r-- | net/mac80211/key.c | 16 | ||||
| -rw-r--r-- | net/mac80211/sta_info.c | 3 |
2 files changed, 5 insertions, 14 deletions
diff --git a/net/mac80211/key.c b/net/mac80211/key.c index e568d98..12e6154 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -628,8 +628,7 @@ void ieee80211_free_keys(struct ieee80211_sub_if_data *sdata) void ieee80211_free_sta_keys(struct ieee80211_local *local, struct sta_info *sta) { - struct ieee80211_key *key, *tmp; - LIST_HEAD(keys); + struct ieee80211_key *key; int i; mutex_lock(&local->key_mtx); @@ -640,7 +639,7 @@ void ieee80211_free_sta_keys(struct ieee80211_local *local, ieee80211_key_replace(key->sdata, key->sta, key->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE, key, NULL); - list_add(&key->list, &keys); + __ieee80211_key_destroy(key, true); } for (i = 0; i < NUM_DEFAULT_KEYS; i++) { @@ -650,17 +649,8 @@ void ieee80211_free_sta_keys(struct ieee80211_local *local, ieee80211_key_replace(key->sdata, key->sta, key->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE, key, NULL); - list_add(&key->list, &keys); - } - - /* - * NB: the station code relies on this being - * done even if there aren't any keys - */ - synchronize_net(); - - list_for_each_entry_safe(key, tmp, &keys, list) __ieee80211_key_destroy(key, true); + } mutex_unlock(&local->key_mtx); } diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 7241f322..08e5076 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -831,7 +831,8 @@ int __must_check __sta_info_destroy(struct sta_info *sta) rcu_access_pointer(sdata->u.vlan.sta) == sta) RCU_INIT_POINTER(sdata->u.vlan.sta, NULL); - /* this always calls synchronize_net() */ + synchronize_net(); + /* now keys can no longer be reached */ ieee80211_free_sta_keys(local, sta); sta->dead = true; |