make ARCH=x86_64 CROSS_COMPILE= -C /lib/modules/3.13.0-32-generic/build M=/media/feverdg/home/linux/backup/rtl8192du-master  modules
make[1]: Entering directory `/usr/src/linux-headers-3.13.0-32-generic'
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_cmd.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_security.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_debug.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_io.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_ioctl_set.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_ieee80211.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_mlme.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_mlme_ext.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_wlan_util.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_pwrctrl.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_rf.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_recv.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_sta_mgt.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_ap.o
  CC [M]  /media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_xmit.o
/media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_xmit.c: In function ‘update_attrib’:
/media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_xmit.c:441:2: error: implicit declaration of function ‘ether_addr_copy’ [-Werror=implicit-function-declaration]
  ether_addr_copy(pattrib->dst, ehdr->h_dest);
  ^
cc1: some warnings being treated as errors
make[2]: *** [/media/feverdg/home/linux/backup/rtl8192du-master/core/rtw_xmit.o] Error 1
make[1]: *** [_module_/media/feverdg/home/linux/backup/rtl8192du-master] Error 2
make[1]: Leaving directory `/usr/src/linux-headers-3.13.0-32-generic'
make: *** [modules] Error 2