bnxt_hwrm_stat_ctx_free
int bnxt_hwrm_stat_ctx_free(struct bnxt_softc *softc, struct bnxt_cp_ring *cpr);
rc = bnxt_hwrm_stat_ctx_free(softc, &softc->tx_cp_rings[i]);
rc = bnxt_hwrm_stat_ctx_free(softc, &softc->rx_cp_rings[i]);