Messages in this thread Patch in this message | | | From | Tom Murphy <> | Subject | [PATCH] remove unused end_pfn | Date | Fri, 8 Feb 2019 14:04:38 +0000 |
| |
This variable is useless.
--- drivers/iommu/dma-iommu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c index 8e04b0603a4a..eff301d5e496 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -291,7 +291,7 @@ int iommu_dma_init_domain(struct iommu_domain *domain, dma_addr_t base, { struct iommu_dma_cookie *cookie = domain->iova_cookie; struct iova_domain *iovad = &cookie->iovad; - unsigned long order, base_pfn, end_pfn; + unsigned long order, base_pfn; int attr; if (!cookie || cookie->type != IOMMU_DMA_IOVA_COOKIE) @@ -300,7 +300,6 @@ int iommu_dma_init_domain(struct iommu_domain *domain, dma_addr_t base, /* Use the smallest supported page size for IOVA granularity */ order = __ffs(domain->pgsize_bitmap); base_pfn = max_t(unsigned long, 1, base >> order); - end_pfn = (base + size - 1) >> order; /* Check the domain allows at least some access to the device... */ if (domain->geometry.force_aperture) { -- 2.17.1
| |