ieee80211_radiotap_namespace 5081 include/net/cfg80211.h const struct ieee80211_radiotap_namespace *ns; ieee80211_radiotap_namespace 5117 include/net/cfg80211.h const struct ieee80211_radiotap_namespace *current_namespace; ieee80211_radiotap_namespace 52 net/wireless/radiotap.c static const struct ieee80211_radiotap_namespace radiotap_ns = {