ath9k: Cache beacon config after association

The beacon configurations are not cached properly after the station
associates with AP. Not handling BEACON_INFO, is failing to update
dtim period and also it is causing below warning message.

WARNING: CPU: 1 PID: 0 at drivers/net/wireless/ath/ath9k/recv.c:548
ath_rx_tasklet+0xc89/0xca0 [ath9k]()
 Call Trace:
  [<c14669c9>] dump_stack+0x48/0x69
  [<c104f1a2>] warn_slowpath_common+0x82/0xa0
  [<fd38c2f9>] ? ath_rx_tasklet+0xc89/0xca0 [ath9k]
  [<fd38c2f9>] ? ath_rx_tasklet+0xc89/0xca0 [ath9k]

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index f5727c7a53b870f8356ef53cce3ef5f308517716..e6ac8d2e610ca421f60dbfa6eb68dd46f8061c9d 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1787,7 +1787,8 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
        }
 
        if ((changed & BSS_CHANGED_BEACON_ENABLED) ||
-           (changed & BSS_CHANGED_BEACON_INT)) {
+           (changed & BSS_CHANGED_BEACON_INT) ||
+           (changed & BSS_CHANGED_BEACON_INFO)) {
                if (changed & BSS_CHANGED_BEACON_ENABLED)
                        ath9k_calculate_summary_state(sc, avp->chanctx);
                ath9k_beacon_config(sc, vif, changed);