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Revert "ath9k: Group Key fix for VAPs"

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This reverts commit 03ceedea97.

This patch was reported to cause a regression in which connectivity is
lost and cannot be reestablished after a suspend/resume cycle.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
John W. Linville 2010-05-24 13:36:37 -04:00
parent 617f3d0d71
commit 3dc3fc52ea
3 changed files with 3 additions and 27 deletions
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28
drivers/net/wireless/ath/ath9k/main.c
View File

@ -752,7 +752,6 @@ static int ath_key_config(struct ath_common *common,
struct ath_hw *ah = common->ah;
struct ath9k_keyval hk;
const u8 *mac = NULL;
u8 gmac[ETH_ALEN];
int ret = 0;
int idx;
@ -776,30 +775,9 @@ static int ath_key_config(struct ath_common *common,
memcpy(hk.kv_val, key->key, key->keylen);
if (!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) {
if (key->ap_addr) {
/*
* Group keys on hardware that supports multicast frame
* key search use a mac that is the sender's address with
* the high bit set instead of the app-specified address.
*/
memcpy(gmac, key->ap_addr, ETH_ALEN);
gmac[0] |= 0x80;
mac = gmac;
if (key->alg == ALG_TKIP)
idx = ath_reserve_key_cache_slot_tkip(common);
else
idx = ath_reserve_key_cache_slot(common);
if (idx < 0)
mac = NULL; /* no free key cache entries */
}
if (!mac) {
/* For now, use the default keys for broadcast keys. This may
* need to change with virtual interfaces. */
idx = key->keyidx;
}
/* For now, use the default keys for broadcast keys. This may
* need to change with virtual interfaces. */
idx = key->keyidx;
} else if (key->keyidx) {
if (WARN_ON(!sta))
return -EOPNOTSUPP;

1
include/net/mac80211.h
View File

@ -831,7 +831,6 @@ struct ieee80211_key_conf {
u8 iv_len;
u8 hw_key_idx;
u8 flags;
u8 *ap_addr;
s8 keyidx;
u8 keylen;
u8 key[0];

1
net/mac80211/key.c
View File

@ -140,7 +140,6 @@ static void ieee80211_key_enable_hw_accel(struct ieee80211_key *key)
struct ieee80211_sub_if_data,
u.ap);
key->conf.ap_addr = sdata->dev->dev_addr;
ret = drv_set_key(key->local, SET_KEY, sdata, sta, &key->conf);
if (!ret) {