arm: dma-iommu: Clean up redundant variable

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>

1 files changed, 0 insertions, 1 deletions

diff --git a/arch/arm/include/asm/dma-iommu.h b/arch/arm/include/asm/dma-iommu.h
index eec0a12c5c1d..8e3fcb924db6 100644
--- a/arch/arm/include/asm/dma-iommu.h
+++ b/arch/arm/include/asm/dma-iommu.h
@@ -18,7 +18,6 @@ struct dma_iommu_mapping {
         unsigned int            extensions;
         size_t                  bitmap_size;    /* size of a single bitmap */
         size_t                  bits;           /* per bitmap */
-        unsigned int            size;           /* per bitmap */
         dma_addr_t              base;
 
         spinlock_t              lock;