Commit 8ad909c4 authored by Joerg Roedel's avatar Joerg Roedel
Browse files

AMD IOMMU: fix WARN_ON in dma_ops unmap path 



Impact: minor fix

Signed-off-by: default avatarJoerg Roedel <joerg.roedel@amd.com>
parent 24f81160

arch/x86/kernel/amd_iommu.c

+1 −1
Original line number Diff line number Diff line
@@ -910,7 +910,7 @@ static void dma_ops_domain_unmap(struct amd_iommu *iommu, 
	if (address >= dom->aperture_size)

		return;



	WARN_ON(address & 0xfffULL || address > dom->aperture_size);

	WARN_ON(address & ~PAGE_MASK || address >= dom->aperture_size);



	pte  = dom->pte_pages[IOMMU_PTE_L1_INDEX(address)];

	pte += IOMMU_PTE_L0_INDEX(address);