CIOCGSESSION
ret = ioctl(cfd, CIOCGSESSION, &cipher_ctx->sess);
if (ioctl(cfd, CIOCGSESSION, &sess) < 0) {
if (ioctl(cfd, CIOCGSESSION, &digest_ctx->sess) < 0) {
if (ioctl(cfd, CIOCGSESSION, &sess1) < 0) {
if (ioctl(cfd, CIOCGSESSION, &sess2) < 0) {
cmd = CIOCGSESSION;
case CIOCGSESSION:
if (cmd == CIOCGSESSION) {
if (cmd == CIOCGSESSION && error == 0)