TLS_DRIVER_STATE_SIZE_TX
memset(tx_ctx->driver_state, 0, TLS_DRIVER_STATE_SIZE_TX);
BUILD_BUG_ON(sizeof(struct chcr_ktls_ctx_tx) > TLS_DRIVER_STATE_SIZE_TX);
BUILD_BUG_ON(sizeof(struct chcr_ktls_ctx_tx) > TLS_DRIVER_STATE_SIZE_TX);
BUILD_BUG_ON(sizeof(priv_tx) > TLS_DRIVER_STATE_SIZE_TX);
TLS_DRIVER_STATE_SIZE_TX);
u8 driver_state[TLS_DRIVER_STATE_SIZE_TX] __aligned(8);