ath9k: Remove redundant beacon_interval

The variable appears in both ath_softc and ath_beacon_config.
The struct ath_beacon_config is embedded in ath_softc. The redundant
variable was added by commit id 57c4d7b4c4986037be51476b8e3025d5ba18d8b8.

Signed-off-by: Steve Brown <sbrown@cortland.com>
Reviewed-by: Mohammed Shafi <shafi.ath9k@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c
index fcb36abfc309..ed6e7d66fc38 100644
--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
@@ -226,6 +226,7 @@ int ath_beacon_alloc(struct ath_softc *sc, struct ieee80211_vif *vif)
         struct ath_vif *avp;
         struct ath_buf *bf;
         struct sk_buff *skb;
+        struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
         __le64 tstamp;
 
         avp = (void *)vif->drv_priv;
@@ -282,7 +283,7 @@ int ath_beacon_alloc(struct ath_softc *sc, struct ieee80211_vif *vif)
                 u64 tsfadjust;
                 int intval;
 
-                intval = sc->beacon_interval ? : ATH_DEFAULT_BINTVAL;
+                intval = cur_conf->beacon_interval ? : ATH_DEFAULT_BINTVAL;
 
                 /*
                  * Calculate the TSF offset for this beacon slot, i.e., the
@@ -346,6 +347,7 @@ void ath_beacon_return(struct ath_softc *sc, struct ath_vif *avp)
 void ath_beacon_tasklet(unsigned long data)
 {
         struct ath_softc *sc = (struct ath_softc *)data;
+        struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
         struct ath_hw *ah = sc->sc_ah;
         struct ath_common *common = ath9k_hw_common(ah);
         struct ath_buf *bf = NULL;
@@ -393,7 +395,7 @@ void ath_beacon_tasklet(unsigned long data)
          * on the tsf to safeguard against missing an swba.
          */
 
-        intval = sc->beacon_interval ? : ATH_DEFAULT_BINTVAL;
+        intval = cur_conf->beacon_interval ? : ATH_DEFAULT_BINTVAL;
 
         tsf = ath9k_hw_gettsf64(ah);
         tsftu = TSF_TO_TU(tsf>>32, tsf);