mac80211: remove an unnecessary assignment to info in __ieee80211_tx().

This patch removes an unnecessary assignment to info
in __ieee80211_tx() , tx.c.
Signed-off-by: Rami Rosen <ramirose@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/mac80211/tx.c

@@ -1053,7 +1053,6 @@ static int __ieee80211_tx(struct ieee80211_local *local, struct sk_buff *skb,
 	if (skb) {
 		if (netif_subqueue_stopped(local->mdev, skb))
 			return IEEE80211_TX_AGAIN;
-		info =  IEEE80211_SKB_CB(skb);
 
 		ret = local->ops->tx(local_to_hw(local), skb);
 		if (ret)