On 2011-08-08 1:19 PM, Bill Jordan wrote:
> The first 4 hardware key indexes are reserved for WEP, but
> never programmed. The result was that WEP always used
> software decryption.
>
> Signed-off-by: Bill Jordan<bjor...@rajant.com>
> ---
> drivers/net/wireless/ath/key.c | 8 +++++---
> 1 files changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/key.c b/drivers/net/wireless/ath/key.c
> index 17b0efd..73177f1 100644
> --- a/drivers/net/wireless/ath/key.c
> +++ b/drivers/net/wireless/ath/key.c
> @@ -501,7 +501,11 @@ int ath_key_config(struct ath_common *common,
> if (key->keylen)
> memcpy(hk.kv_val, key->key, key->keylen);
>
> - if (!(key->flags& IEEE80211_KEY_FLAG_PAIRWISE)) {
> + if (hk.kv_type == ATH_CIPHER_WEP) {
> + if (key->keyidx>= IEEE80211_WEP_NKID)
> + return -EOPNOTSUPP;
> + idx = key->keyidx;
> + } else if (!(key->flags& IEEE80211_KEY_FLAG_PAIRWISE)) {
I'm not sure this is a good idea, this would break adding pairwise WEP
keys. Also, maybe WEP keys could use the BSSID in the lookup to avoid
the first 4 keycache slots, that way it'd work properly in multi-BSSID
AP setups.
- Felix
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