cryptodev: fix pool element size for undefined operation
The documentation of rte_crypto_op_pool_create indicates that
specifying RTE_CRYPTO_OP_TYPE_UNDEFINED would create a pool that
supports all operation types. This change makes the code
consistent with documentation.
Fixes: c0f87eb5252b ("cryptodev: change burst API to be crypto op oriented") Cc: stable@dpdk.org Signed-off-by: Junxiao Shi <git@mail1.yoursunny.com> Acked-by: Akhil Goyal <akhil.goyal@nxp.com>