Merge "crypto: qcedev: Return valid error code"

/* Qualcomm Crypto Engine driver.

 *

 * Copyright (c) 2012-2017, The Linux Foundation. All rights reserved.

 * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and

	while (nbytes > 0) {

		if (NULL == sg_src) {

			pr_err("qce50.c: _qce_sps_add_sg_data, sg_src = NULL");

			break;

			return -ENOENT;

		}

		len = min(nbytes, sg_dma_len(sg_src));

		nbytes -= len;