diff options
Diffstat (limited to 'net/mac80211/key.c')
-rw-r--r-- | net/mac80211/key.c | 54 |
1 files changed, 34 insertions, 20 deletions
diff --git a/net/mac80211/key.c b/net/mac80211/key.c index ccd676b2f599..84cf9196820f 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -84,10 +84,17 @@ static int ieee80211_key_enable_hw_accel(struct ieee80211_key *key) goto out_unsupported; sdata = key->sdata; - if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) + if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) { + /* + * The driver doesn't know anything about VLAN interfaces. + * Hence, don't send GTKs for VLAN interfaces to the driver. + */ + if (!(key->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE)) + goto out_unsupported; sdata = container_of(sdata->bss, struct ieee80211_sub_if_data, u.ap); + } ret = drv_set_key(key->local, SET_KEY, sdata, sta, &key->conf); @@ -171,7 +178,7 @@ void ieee80211_key_removed(struct ieee80211_key_conf *key_conf) EXPORT_SYMBOL_GPL(ieee80211_key_removed); static void __ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, - int idx) + int idx, bool uni, bool multi) { struct ieee80211_key *key = NULL; @@ -180,18 +187,19 @@ static void __ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, if (idx >= 0 && idx < NUM_DEFAULT_KEYS) key = sdata->keys[idx]; - rcu_assign_pointer(sdata->default_key, key); + if (uni) + rcu_assign_pointer(sdata->default_unicast_key, key); + if (multi) + rcu_assign_pointer(sdata->default_multicast_key, key); - if (key) { - ieee80211_debugfs_key_remove_default(key->sdata); - ieee80211_debugfs_key_add_default(key->sdata); - } + ieee80211_debugfs_key_update_default(sdata); } -void ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, int idx) +void ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, int idx, + bool uni, bool multi) { mutex_lock(&sdata->local->key_mtx); - __ieee80211_set_default_key(sdata, idx); + __ieee80211_set_default_key(sdata, idx, uni, multi); mutex_unlock(&sdata->local->key_mtx); } @@ -208,10 +216,7 @@ __ieee80211_set_default_mgmt_key(struct ieee80211_sub_if_data *sdata, int idx) rcu_assign_pointer(sdata->default_mgmt_key, key); - if (key) { - ieee80211_debugfs_key_remove_mgmt_default(key->sdata); - ieee80211_debugfs_key_add_mgmt_default(key->sdata); - } + ieee80211_debugfs_key_update_default(sdata); } void ieee80211_set_default_mgmt_key(struct ieee80211_sub_if_data *sdata, @@ -229,7 +234,8 @@ static void __ieee80211_key_replace(struct ieee80211_sub_if_data *sdata, struct ieee80211_key *old, struct ieee80211_key *new) { - int idx, defkey, defmgmtkey; + int idx; + bool defunikey, defmultikey, defmgmtkey; if (new) list_add(&new->list, &sdata->key_list); @@ -250,17 +256,24 @@ static void __ieee80211_key_replace(struct ieee80211_sub_if_data *sdata, else idx = new->conf.keyidx; - defkey = old && sdata->default_key == old; + defunikey = old && sdata->default_unicast_key == old; + defmultikey = old && sdata->default_multicast_key == old; defmgmtkey = old && sdata->default_mgmt_key == old; - if (defkey && !new) - __ieee80211_set_default_key(sdata, -1); + if (defunikey && !new) + __ieee80211_set_default_key(sdata, -1, true, false); + if (defmultikey && !new) + __ieee80211_set_default_key(sdata, -1, false, true); if (defmgmtkey && !new) __ieee80211_set_default_mgmt_key(sdata, -1); rcu_assign_pointer(sdata->keys[idx], new); - if (defkey && new) - __ieee80211_set_default_key(sdata, new->conf.keyidx); + if (defunikey && new) + __ieee80211_set_default_key(sdata, new->conf.keyidx, + true, false); + if (defmultikey && new) + __ieee80211_set_default_key(sdata, new->conf.keyidx, + false, true); if (defmgmtkey && new) __ieee80211_set_default_mgmt_key(sdata, new->conf.keyidx); @@ -502,11 +515,12 @@ void ieee80211_free_keys(struct ieee80211_sub_if_data *sdata) mutex_lock(&sdata->local->key_mtx); - ieee80211_debugfs_key_remove_default(sdata); ieee80211_debugfs_key_remove_mgmt_default(sdata); list_for_each_entry_safe(key, tmp, &sdata->key_list, list) __ieee80211_key_free(key); + ieee80211_debugfs_key_update_default(sdata); + mutex_unlock(&sdata->local->key_mtx); } |