openwrt/package/mac80211/patches/521-ath9k_common-use_mcast_...

73 lines
2.1 KiB
Diff

--- a/drivers/net/wireless/ath/ath9k/common.c
+++ b/drivers/net/wireless/ath/ath9k/common.c
@@ -211,10 +211,14 @@ static int ath_reserve_key_cache_slot_tk
return -1;
}
-static int ath_reserve_key_cache_slot(struct ath_common *common)
+static int ath_reserve_key_cache_slot(struct ath_common *common,
+ enum ieee80211_key_alg alg)
{
int i;
+ if (alg == ALG_TKIP)
+ return ath_reserve_key_cache_slot_tkip(common);
+
/* First, try to find slots that would not be available for TKIP. */
if (common->splitmic) {
for (i = IEEE80211_WEP_NKID; i < common->keymax / 4; i++) {
@@ -283,6 +287,7 @@ int ath9k_cmn_key_config(struct ath_comm
struct ath_hw *ah = common->ah;
struct ath9k_keyval hk;
const u8 *mac = NULL;
+ u8 gmac[ETH_ALEN];
int ret = 0;
int idx;
@@ -306,9 +311,23 @@ int ath9k_cmn_key_config(struct ath_comm
memcpy(hk.kv_val, key->key, key->keylen);
if (!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) {
- /* For now, use the default keys for broadcast keys. This may
- * need to change with virtual interfaces. */
- idx = key->keyidx;
+ switch (vif->type) {
+ case NL80211_IFTYPE_AP:
+ memcpy(gmac, vif->addr, ETH_ALEN);
+ gmac[0] |= 0x01;
+ mac = gmac;
+ idx = ath_reserve_key_cache_slot(common, key->alg);
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ memcpy(gmac, sta->addr, ETH_ALEN);
+ gmac[0] |= 0x01;
+ mac = gmac;
+ idx = ath_reserve_key_cache_slot(common, key->alg);
+ break;
+ default:
+ idx = key->keyidx;
+ break;
+ }
} else if (key->keyidx) {
if (WARN_ON(!sta))
return -EOPNOTSUPP;
@@ -325,14 +344,12 @@ int ath9k_cmn_key_config(struct ath_comm
return -EOPNOTSUPP;
mac = sta->addr;
- if (key->alg == ALG_TKIP)
- idx = ath_reserve_key_cache_slot_tkip(common);
- else
- idx = ath_reserve_key_cache_slot(common);
- if (idx < 0)
- return -ENOSPC; /* no free key cache entries */
+ idx = ath_reserve_key_cache_slot(common, key->alg);
}
+ if (idx < 0)
+ return -ENOSPC; /* no free key cache entries */
+
if (key->alg == ALG_TKIP)
ret = ath_setkey_tkip(common, idx, key->key, &hk, mac,
vif->type == NL80211_IFTYPE_AP);