tjh.dev / kernel
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AMD IOMMU: fix WARN_ON in dma_ops unmap path

Impact: minor fix

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

Joerg Roedel 8ad909c4 24f81160

+1 -1
unified split
+1 -1
arch/x86/kernel/amd_iommu.c
··· 910 910 if (address >= dom->aperture_size) 911 911 return; 912 912 913 - WARN_ON(address & 0xfffULL || address > dom->aperture_size); 913 + WARN_ON(address & ~PAGE_MASK || address >= dom->aperture_size); 914 914 915 915 pte = dom->pte_pages[IOMMU_PTE_L1_INDEX(address)]; 916 916 pte += IOMMU_PTE_L0_INDEX(address);