WLAN_A4_PN_OFFSET 21 drivers/staging/rtl8188eu/include/wifi.h #define WLAN_A4_PN_OFFSET 30 WLAN_A4_PN_OFFSET 31 drivers/staging/rtl8712/wifi.h #define WLAN_A4_PN_OFFSET 30 WLAN_A4_PN_OFFSET 33 drivers/staging/rtl8723bs/include/wifi.h #define WLAN_A4_PN_OFFSET 30