staging: rtl8723au: OnAuth23a(): Use ether_addr_copy()

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723au/core/rtw_mlme_ext.c

@@ -1087,7 +1087,7 @@ OnAuth23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
 	pstat = &stat;
 	memset((char *)pstat, '\0', sizeof(stat));
 	pstat->auth_seq = 2;
-	memcpy(pstat->hwaddr, sa, 6);
+	ether_addr_copy(pstat->hwaddr, sa);
 
 	issue_auth(padapter, pstat, (unsigned short)status);