mac80211: remove almost unused local variable

In ieee80211_beacon_get_tim() we can use the
txrc.sband instead of a separate local variable.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 2d004ba0615e1500bad4fa62f6d7e34d1641d0f1..2d2f45ecca4d9c8ddb1fda924c44301eba88d15c 100644 (file)
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -2300,12 +2300,9 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw,
        struct ieee80211_sub_if_data *sdata = NULL;
        struct ieee80211_if_ap *ap = NULL;
        struct beacon_data *beacon;
-       struct ieee80211_supported_band *sband;
        enum ieee80211_band band = local->oper_channel->band;
        struct ieee80211_tx_rate_control txrc;
 
-       sband = local->hw.wiphy->bands[band];
-
        rcu_read_lock();
 
        sdata = vif_to_sdata(vif);
@@ -2452,12 +2449,12 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw,
 
        memset(&txrc, 0, sizeof(txrc));
        txrc.hw = hw;
-       txrc.sband = sband;
+       txrc.sband = local->hw.wiphy->bands[band];
        txrc.bss_conf = &sdata->vif.bss_conf;
        txrc.skb = skb;
        txrc.reported_rate.idx = -1;
        txrc.rate_idx_mask = sdata->rc_rateidx_mask[band];
-       if (txrc.rate_idx_mask == (1 << sband->n_bitrates) - 1)
+       if (txrc.rate_idx_mask == (1 << txrc.sband->n_bitrates) - 1)
                txrc.max_rate_idx = -1;
        else
                txrc.max_rate_idx = fls(txrc.rate_idx_mask) - 1;