There is an extra semi-colon so bond_get_size() doesn't return the
correct value.

Fixes: ec76aa49 ('bonding: add Netlink support active_slave option')
Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com>
Acked-by: NVeaceslav Falico <vfalico@redhat.com>
Reviewed-by: NJiri Pirko <jiri@resnulli.us>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>