WLAN_HDR_A4_LEN 15 drivers/staging/rtl8188eu/include/wifi.h #define WLAN_HDR_A4_LEN 30 WLAN_HDR_A4_LEN 24 drivers/staging/rtl8712/wifi.h #define WLAN_HDR_A4_LEN 30 WLAN_HDR_A4_LEN 26 drivers/staging/rtl8723bs/include/wifi.h #define WLAN_HDR_A4_LEN 30 WLAN_HDR_A4_LEN 70 drivers/staging/wlan-ng/p80211hdr.h #define WLAN_HDR_A4_LEN 30