Author: Pauli Nieminen <ext-pauli.nieminen@nokia.com>
  Date:   Thu Jul 22 11:34:54 2010 +0300

    xkb: Don't check for NULL before calling free
Signed-off-by: Pauli Nieminen <ext-pauli.nieminen@nokia.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Backported-to-NX-by: Ulrich Sibiller <uli42@gmx.de>