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path: root/drivers/iommu/dma-iommu.c
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Diffstat (limited to 'drivers/iommu/dma-iommu.c')
-rw-r--r--drivers/iommu/dma-iommu.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c
index 72d6182666cb..58f2fe687a24 100644
--- a/drivers/iommu/dma-iommu.c
+++ b/drivers/iommu/dma-iommu.c
@@ -403,7 +403,7 @@ static int __finalise_sg(struct device *dev, struct scatterlist *sg, int nents,
unsigned int s_length = sg_dma_len(s);
unsigned int s_dma_len = s->length;
- s->offset = s_offset;
+ s->offset += s_offset;
s->length = s_length;
sg_dma_address(s) = dma_addr + s_offset;
dma_addr += s_dma_len;
@@ -422,7 +422,7 @@ static void __invalidate_sg(struct scatterlist *sg, int nents)
for_each_sg(sg, s, nents, i) {
if (sg_dma_address(s) != DMA_ERROR_CODE)
- s->offset = sg_dma_address(s);
+ s->offset += sg_dma_address(s);
if (sg_dma_len(s))
s->length = sg_dma_len(s);
sg_dma_address(s) = DMA_ERROR_CODE;