LD      net/ax25/ax25.o
  LD      net/ax25/built-in.o
  CHECK   net/bluetooth/af_bluetooth.c
  CC      net/bluetooth/af_bluetooth.o
  CHECK   net/bluetooth/hci_core.c
  CC      net/bluetooth/hci_core.o
  CHECK   net/bluetooth/hci_conn.c
  CC      net/bluetooth/hci_conn.o
  CHECK   net/bluetooth/hci_event.c
  CC      net/bluetooth/hci_event.o
  CHECK   net/bluetooth/hci_sock.c
net/bluetooth/hci_sock.c:353:7: error: no member 'tv_sec' in struct compat_timeval
net/bluetooth/hci_sock.c:354:7: error: no member 'tv_usec' in struct compat_timeval
  CC      net/bluetooth/hci_sock.o
net/bluetooth/hci_sock.c: In function ‘hci_sock_cmsg’:
net/bluetooth/hci_sock.c:352: error: storage size of ‘ctv’ isn’t known
net/bluetooth/hci_sock.c:352: warning: unused variable ‘ctv’
make[2]: *** [net/bluetooth/hci_sock.o] Fehler 1
make[1]: *** [net/bluetooth] Fehler 2
make: *** [net] Fehler 2