From c61a4633a56aaa85bd61645c4188340f8bb2f7f1 Mon Sep 17 00:00:00 2001 From: Shaokun Zhang Date: Thu, 24 Jan 2019 15:10:02 +0800 Subject: iommu/dma: Remove unused variable end_pfn is never used after commit ('iommu/iova: Make dma 32bit pfn implicit'), cleanup it. Cc: Joerg Roedel Cc: Robin Murphy Cc: Zhen Lei Signed-off-by: Shaokun Zhang Signed-off-by: Joerg Roedel --- drivers/iommu/dma-iommu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers/iommu') diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c index d19f3d6b43c1..77aabe637a60 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -289,7 +289,7 @@ 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) @@ -298,7 +298,6 @@ 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) { -- cgit