If the library fails to create the needed socket, add an additional
check to report if the error is due to a missing DPDK runtime dir.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Reviewed-by: David Marchand <david.marchand@redhat.com>
Acked-by: Morten Brørup <mb@smartsharesystems.com>
Acked-by: Ciara Power <ciara.power@intel.com>