IEEE80211_STYPE_QOS_DATA  401 drivers/staging/rtl8192u/ieee80211/ieee80211.h #define IEEE80211_STYPE_QOS_DATA	0x0080 //added for WMM 2006/8/2
IEEE80211_STYPE_QOS_DATA   97 include/linux/ieee80211.h #define IEEE80211_STYPE_QOS_DATA		0x0080