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authorParav Pandit <parav@nvidia.com>2021-06-10 10:01:15 +0800
committerJoerg Roedel <jroedel@suse.de>2021-06-10 09:06:14 +0200
commit7a0f06c197cb5e2106da8507b5610c1bb9c7daac (patch)
treeb35b646ae0b2b698ff9864bf4629a4b3654d5a2c /drivers/iommu/intel
parent9739ba327c01e26f672661ea751132c29a54d3d9 (diff)
iommu/vt-d: No need to typecast
Page directory assignment by alloc_pgtable_page() or phys_to_virt() doesn't need typecasting as both routines return void*. Hence, remove typecasting from both the calls. Signed-off-by: Parav Pandit <parav@nvidia.com> Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> Link: https://lore.kernel.org/r/20210530075053.264218-1-parav@nvidia.com Link: https://lore.kernel.org/r/20210610020115.1637656-24-baolu.lu@linux.intel.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/intel')
-rw-r--r--drivers/iommu/intel/iommu.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index d9a248ee5779..bd93c7ec879e 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -4506,7 +4506,7 @@ static int md_domain_init(struct dmar_domain *domain, int guest_width)
domain->max_addr = 0;
/* always allocate the top pgd */
- domain->pgd = (struct dma_pte *)alloc_pgtable_page(domain->nid);
+ domain->pgd = alloc_pgtable_page(domain->nid);
if (!domain->pgd)
return -ENOMEM;
domain_flush_cache(domain, domain->pgd, PAGE_SIZE);
@@ -4774,8 +4774,7 @@ static int prepare_domain_attach_device(struct iommu_domain *domain,
pte = dmar_domain->pgd;
if (dma_pte_present(pte)) {
- dmar_domain->pgd = (struct dma_pte *)
- phys_to_virt(dma_pte_addr(pte));
+ dmar_domain->pgd = phys_to_virt(dma_pte_addr(pte));
free_pgtable_page(pte);
}
dmar_domain->agaw--;