Commit eee23916 authored by Gilad Ben-Yossef's avatar Gilad Ben-Yossef Committed by Greg Kroah-Hartman
Browse files

staging: ccree: simplify expression with local var 



Simplify expression by using a local variable for better code
readability.

Signed-off-by: default avatarGilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 04294a1c

drivers/staging/ccree/ssi_buffer_mgr.c

+10 −12
Original line number Diff line number Diff line
@@ -917,6 +917,7 @@ static int cc_prepare_aead_data_mlli(struct ssi_drvdata *drvdata, 
	unsigned int authsize = areq_ctx->req_authsize;

	int rc = 0, icv_nents;

	struct device *dev = drvdata_to_dev(drvdata);

	struct scatterlist *sg;



	if (req->src == req->dst) {

		/*INPLACE*/
@@ -955,12 +956,11 @@ static int cc_prepare_aead_data_mlli(struct ssi_drvdata *drvdata, 
					areq_ctx->mac_buf_dma_addr;

			}

		} else { /* Contig. ICV */

			sg = &areq_ctx->src_sgl[areq_ctx->src.nents - 1];

			/*Should hanlde if the sg is not contig.*/

			areq_ctx->icv_dma_addr = sg_dma_address(

				&areq_ctx->src_sgl[areq_ctx->src.nents - 1]) +

			areq_ctx->icv_dma_addr = sg_dma_address(sg) +

				(*src_last_bytes - authsize);

			areq_ctx->icv_virt_addr = sg_virt(

				&areq_ctx->src_sgl[areq_ctx->src.nents - 1]) +

			areq_ctx->icv_virt_addr = sg_virt(sg) +

				(*src_last_bytes - authsize);

		}
@@ -993,12 +993,11 @@ static int cc_prepare_aead_data_mlli(struct ssi_drvdata *drvdata, 
			areq_ctx->icv_virt_addr = areq_ctx->backup_mac;



		} else { /* Contig. ICV */

			sg = &areq_ctx->src_sgl[areq_ctx->src.nents - 1];

			/*Should hanlde if the sg is not contig.*/

			areq_ctx->icv_dma_addr = sg_dma_address(

				&areq_ctx->src_sgl[areq_ctx->src.nents - 1]) +

			areq_ctx->icv_dma_addr = sg_dma_address(sg) +

				(*src_last_bytes - authsize);

			areq_ctx->icv_virt_addr = sg_virt(

				&areq_ctx->src_sgl[areq_ctx->src.nents - 1]) +

			areq_ctx->icv_virt_addr = sg_virt(sg) +

				(*src_last_bytes - authsize);

		}
@@ -1023,12 +1022,11 @@ static int cc_prepare_aead_data_mlli(struct ssi_drvdata *drvdata, 
		}



		if (!areq_ctx->is_icv_fragmented) {

			sg = &areq_ctx->dst_sgl[areq_ctx->dst.nents - 1];

			/* Contig. ICV */

			areq_ctx->icv_dma_addr = sg_dma_address(

				&areq_ctx->dst_sgl[areq_ctx->dst.nents - 1]) +

			areq_ctx->icv_dma_addr = sg_dma_address(sg) +

				(*dst_last_bytes - authsize);

			areq_ctx->icv_virt_addr = sg_virt(

				&areq_ctx->dst_sgl[areq_ctx->dst.nents - 1]) +

			areq_ctx->icv_virt_addr = sg_virt(sg) +

				(*dst_last_bytes - authsize);

		} else {

			areq_ctx->icv_dma_addr = areq_ctx->mac_buf_dma_addr;

CRA Git | Maintained and supported by SUSTech CRA and CCSE