1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 13dc2318e17a..f256ffc02e29 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -2237,7 +2237,9 @@ static struct dmar_domain *get_domain_for_dev(struct device *dev, int gaw)
                                 bridge_devfn = dev_tmp->devfn;
                         }
                         spin_lock_irqsave(&device_domain_lock, flags);
-                        info = dmar_search_domain_by_dev_info(segment, bus, devfn);
+                        info = dmar_search_domain_by_dev_info(segment,
+                                                              bridge_bus,
+                                                              bridge_devfn);
                         if (info) {
                                 iommu = info->iommu;
                                 domain = info->domain;