diff options
Diffstat (limited to 'drivers/iommu/iommu.c')
| -rw-r--r-- | drivers/iommu/iommu.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index f53f8b2d27a5..780fb7071577 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -2460,6 +2460,9 @@ static ssize_t __iommu_map_sg(struct iommu_domain *domain, unsigned long iova, len = 0; } + if (sg_is_dma_bus_address(sg)) + goto next; + if (len) { len += sg->length; } else { @@ -2467,6 +2470,7 @@ static ssize_t __iommu_map_sg(struct iommu_domain *domain, unsigned long iova, start = s_phys; } +next: if (++i < nents) sg = sg_next(sg); } |