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iommu/amd: Fix wrong shift direction 

The shift direction was wrong because the function takes a
page number and i is the address is the loop.

Cc: stable@kernel.org
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Joerg Roedel 2011-10-11 17:41:32 +02:00
parent e33acde911
commit fcd0861db1
1 changed files with 1 additions and 1 deletions
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2
drivers/iommu/amd_iommu.c
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@ -1283,7 +1283,7 @@ static int alloc_new_range(struct dma_ops_domain *dma_dom,
if (!pte || !IOMMU_PTE_PRESENT(*pte))
continue;
dma_ops_reserve_addresses(dma_dom, i << PAGE_SHIFT, 1);
dma_ops_reserve_addresses(dma_dom, i >> PAGE_SHIFT, 1);
}
update_domain(&dma_dom->domain);