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-rw-r--r--drivers/pci/intel-iommu.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index a0ac7197ffdd..341da41cde8b 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -2860,7 +2860,6 @@ static int intel_map_sg(struct device *hwdev, struct scatterlist *sglist, int ne
struct dmar_domain *domain;
size_t size = 0;
int prot = 0;
- size_t offset_pfn = 0;
struct iova *iova = NULL;
int ret;
struct scatterlist *sg;
@@ -2914,7 +2913,7 @@ static int intel_map_sg(struct device *hwdev, struct scatterlist *sglist, int ne
/* it's a non-present to present mapping. Only flush if caching mode */
if (cap_caching_mode(iommu->cap))
- iommu_flush_iotlb_psi(iommu, 0, start_vpfn, offset_pfn);
+ iommu_flush_iotlb_psi(iommu, 0, start_vpfn, size);
else
iommu_flush_write_buffer(iommu);