ath9k: Fix PTK/GTK handshake timeout

Some APs don't start BA negotiation with the client before it is done
with the key handshake in WPA/RSN. With those APs, key handshake times
out if EAPOL frames are sent after addba request. So defer the BA negotiation
until we are done with tx/rx of all EAPOL frames.

Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/net/wireless/ath9k/rc.c b/drivers/net/wireless/ath9k/rc.c
index 6b4731c24736..0e3e2b7dd2ec 100644
--- a/drivers/net/wireless/ath9k/rc.c
+++ b/drivers/net/wireless/ath9k/rc.c
@@ -1535,7 +1535,8 @@ static void ath_tx_status(void *priv, struct ieee80211_supported_band *sband,
                          tx_info_priv->tx.ts_longretry);
 
         /* Check if aggregation has to be enabled for this tid */
-        if (conf_is_ht(&sc->hw->conf)) {
+        if (conf_is_ht(&sc->hw->conf) &&
+            !(skb->protocol == cpu_to_be16(ETH_P_PAE))) {
                 if (ieee80211_is_data_qos(fc)) {
                         u8 *qc, tid;
                         struct ath_node *an;