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arm: dma-iommu: Clean up redundant variable
authorRitesh Harjani <ritesh.harjani@gmail.com>
Tue, 20 May 2014 04:32:59 +0000 (10:02 +0530)
committerMarek Szyprowski <m.szyprowski@samsung.com>
Tue, 20 May 2014 11:43:26 +0000 (13:43 +0200)
mapping->size can be derived from mapping->bits << PAGE_SHIFT
which makes mapping->size as redundant.

Clean this up.

Signed-off-by: Ritesh Harjani <ritesh.harjani@gmail.com>
Reported-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

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