Commit 2c447656 authored by Daniel Verkamp's avatar Daniel Verkamp
Browse files

nvme: simplify SGL length calculation 



Drop the "data_transfered" variable and just update length, since length
was not used otherwise after this point in the loop.

Change-Id: Icd2991e4e85de7e8c951ba14c441434e871ea4ef
Signed-off-by: default avatarDaniel Verkamp <daniel.verkamp@intel.com>
parent 3cec6c84

lib/nvme/nvme_qpair.c

+4 −4
Original line number Diff line number Diff line
@@ -658,7 +658,7 @@ _nvme_qpair_build_hw_sgl_request(struct spdk_nvme_qpair *qpair, struct nvme_requ 
{

	int rc;

	uint64_t phys_addr;

	uint32_t data_transfered, remaining_transfer_len, length;

	uint32_t remaining_transfer_len, length;

	struct spdk_nvme_sgl_descriptor *sgl;

	uint32_t nseg = 0;
@@ -684,11 +684,11 @@ _nvme_qpair_build_hw_sgl_request(struct spdk_nvme_qpair *qpair, struct nvme_requ 
			return -1;

		}



		data_transfered = nvme_min(remaining_transfer_len, length);

		remaining_transfer_len -= data_transfered;

		length = nvme_min(remaining_transfer_len, length);

		remaining_transfer_len -= length;



		sgl->type = SPDK_NVME_SGL_TYPE_DATA_BLOCK;

		sgl->length = data_transfered;

		sgl->length = length;

		sgl->address = phys_addr;

		sgl->type_specific = 0;