diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index a331fbfa9a667eedf629131cc5d682adaffb428a..d68e2db00d0d057eeae4cd473cd30aa2297e5a86 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -230,7 +230,6 @@ union nvme_descriptor { struct nvme_iod { struct nvme_request req; struct nvme_command cmd; - bool use_sgl; bool aborted; s8 nr_allocations; /* PRP list pool allocations. 0 means small pool in use */ @@ -556,7 +555,7 @@ static void nvme_unmap_data(struct nvme_dev *dev, struct request *req) if (iod->nr_allocations == 0) dma_pool_free(dev->prp_small_pool, iod->list[0].sg_list, iod->first_dma); - else if (iod->use_sgl) + else if (iod->nr_allocations == 1) dma_pool_free(dev->prp_page_pool, iod->list[0].sg_list, iod->first_dma); else @@ -808,8 +807,7 @@ static blk_status_t nvme_map_data(struct nvme_dev *dev, struct request *req, goto out_free_sg; } - iod->use_sgl = nvme_pci_use_sgls(dev, req, iod->sgt.nents); - if (iod->use_sgl) + if (nvme_pci_use_sgls(dev, req, iod->sgt.nents)) ret = nvme_pci_setup_sgls(dev, req, &cmnd->rw); else ret = nvme_pci_setup_prps(dev, req, &cmnd->rw);