1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/pci/search.c b/drivers/pci/search.c
index 33e0f033a48e..4c6044ad7368 100644
--- a/drivers/pci/search.c
+++ b/drivers/pci/search.c
@@ -60,6 +60,10 @@ int pci_for_each_dma_alias(struct pci_dev *pdev,
 
                 tmp = bus->self;
 
+                /* stop at bridge where translation unit is associated */
+                if (tmp->dev_flags & PCI_DEV_FLAGS_BRIDGE_XLATE_ROOT)
+                        return ret;
+
                 /*
                  * PCIe-to-PCI/X bridges alias transactions from downstream
                  * devices using the subordinate bus number (PCI Express to