ieee80211_master_start_xmit  968 net/mac80211/ieee80211_i.h int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev);
ieee80211_master_start_xmit  849 net/mac80211/main.c 	mdev->hard_start_xmit = ieee80211_master_start_xmit;