ath9k: Clear HT info on starting the driver

Doing an interface down/up leaves the old HT assoc
information, clear it.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c
index 85a23c6..e177de4 100644 (file)
--- a/drivers/net/wireless/ath9k/main.c
+++ b/drivers/net/wireless/ath9k/main.c
@@ -978,6 +978,8 @@ static int ath9k_start(struct ieee80211_hw *hw)
        DPRINTF(sc, ATH_DBG_CONFIG, "%s: Starting driver with "
                "initial channel: %d MHz\n", __func__, curchan->center_freq);
 
+       memset(&sc->sc_ht_info, 0, sizeof(struct ath_ht_info));
+
        /* setup initial channel */
 
        pos = ath_get_channel(sc, curchan);