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wifi: mac80211: skip non-uploaded keys in ieee80211_iter_keys

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[ Upstream commit 52009b4193 ]

Sync iterator conditions with ieee80211_iter_keys_rcu.

Fixes: 830af02f24 ("mac80211: allow driver to iterate keys")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://patch.msgid.link/20241006153630.87885-1-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Felix Fietkau 2024-10-06 17:36:30 +02:00 committed by Greg Kroah-Hartman
parent 52f47de448
commit e97b59cda2
1 changed files with 25 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

42
net/mac80211/key.c
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@ -918,6 +918,26 @@ void ieee80211_reenable_keys(struct ieee80211_sub_if_data *sdata)
mutex_unlock(&sdata->local->key_mtx);
}
static void
ieee80211_key_iter(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_key *key,
void (*iter)(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
struct ieee80211_key_conf *key,
void *data),
void *iter_data)
{
/* skip keys of station in removal process */
if (key->sta && key->sta->removed)
return;
if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
return;
iter(hw, vif, key->sta ? &key->sta->sta : NULL,
&key->conf, iter_data);
}
void ieee80211_iter_keys(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
void (*iter)(struct ieee80211_hw *hw,
@ -937,16 +957,13 @@ void ieee80211_iter_keys(struct ieee80211_hw *hw,
if (vif) {
sdata = vif_to_sdata(vif);
list_for_each_entry_safe(key, tmp, &sdata->key_list, list)
iter(hw, &sdata->vif,
key->sta ? &key->sta->sta : NULL,
&key->conf, iter_data);
ieee80211_key_iter(hw, vif, key, iter, iter_data);
} else {
list_for_each_entry(sdata, &local->interfaces, list)
list_for_each_entry_safe(key, tmp,
&sdata->key_list, list)
iter(hw, &sdata->vif,
key->sta ? &key->sta->sta : NULL,
&key->conf, iter_data);
ieee80211_key_iter(hw, &sdata->vif, key,
iter, iter_data);
}
mutex_unlock(&local->key_mtx);
}
@ -964,17 +981,8 @@ _ieee80211_iter_keys_rcu(struct ieee80211_hw *hw,
{
struct ieee80211_key *key;
list_for_each_entry_rcu(key, &sdata->key_list, list) {
/* skip keys of station in removal process */
if (key->sta && key->sta->removed)
continue;
if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
continue;
iter(hw, &sdata->vif,
key->sta ? &key->sta->sta : NULL,
&key->conf, iter_data);
}
list_for_each_entry_rcu(key, &sdata->key_list, list)
ieee80211_key_iter(hw, &sdata->vif, key, iter, iter_data);
}
void ieee80211_iter_keys_rcu(struct ieee80211_hw *hw,