1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index b12af2ff8c54..2fb7d1598a68 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -661,7 +661,7 @@ static struct intel_iommu *device_to_iommu(int segment, u8 bus, u8 devfn)
                         if (drhd->devices[i] &&
                             drhd->devices[i]->subordinate &&
                             drhd->devices[i]->subordinate->number <= bus &&
-                            drhd->devices[i]->subordinate->subordinate >= bus)
+                            drhd->devices[i]->subordinate->busn_res.end >= bus)
                                 return drhd->iommu;
                 }