All other rte_lpm_lookup* functions take lpm argument as a const. As the
basic rte_lpm_lookup() performs the same function, it should also do
that.
Signed-off-by: Stanislaw Kardach <kda@semihalf.com>
Acked-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>