1 files changed, 10 insertions, 4 deletions

diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c
index ef5a6a245f5f..d708358326e5 100644
--- a/drivers/pci/bus.c
+++ b/drivers/pci/bus.c
@@ -143,15 +143,21 @@ void pci_bus_add_devices(struct pci_bus *bus)
                         /* register the bus with sysfs as the parent is now
                          * properly registered. */
                         child_bus = dev->subordinate;
+                        if (child_bus->is_added)
+                                continue;
                         child_bus->dev.parent = child_bus->bridge;
                         retval = device_register(&child_bus->dev);
-                        if (!retval)
+                        if (retval)
+                                dev_err(&dev->dev, "Error registering pci_bus,"
+                                        " continuing...\n");
+                        else {
+                                child_bus->is_added = 1;
                                 retval = device_create_file(&child_bus->dev,
                                                         &dev_attr_cpuaffinity);
+                        }
                         if (retval)
-                                dev_err(&dev->dev, "Error registering pci_bus"
-                                        " device bridge symlink,"
-                                        " continuing...\n");
+                                dev_err(&dev->dev, "Error creating cpuaffinity"
+                                        " file, continuing...\n");
                 }
         }
 }