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iommu/vt-d: Constify intel_dma_ops 

Most dma_map_ops structures are never modified. Constify these
structures such that these can be write-protected.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Arvind Yadav 2017-06-28 16:39:32 +05:30 committed by Joerg Roedel
parent 58c4a95f90
commit 01e1932a17
1 changed files with 1 additions and 1 deletions
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drivers/iommu/intel-iommu.c
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@ -3954,7 +3954,7 @@ static int intel_mapping_error(struct device *dev, dma_addr_t dma_addr)
return !dma_addr;
}
struct dma_map_ops intel_dma_ops = {
const struct dma_map_ops intel_dma_ops = {
.alloc = intel_alloc_coherent,
.free = intel_free_coherent,
.map_sg = intel_map_sg,