hw/mips/mipssim: use qemu_create_nic_device()

The MIPS SIM platform instantiates its NIC only if a corresponding
configuration exists for it. Use qemu_create_nic_device() function for
that.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Thomas Huth <thuth@redhat.com>
1 file changed