Fix the probrem that TX/RX descirptor not set physical memory.
Signed-off-by: NYoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
Signed-off-by: NNobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>