diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 43722af..c3fac7f 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -270,10 +270,9 @@
 
 	if (bus) {
 		pr_debug("bus %s: add device %s\n", bus->name, dev->bus_id);
-		error = device_attach(dev);
+		device_attach(dev);
 		klist_add_tail(&bus->klist_devices, &dev->knode_bus);
-		if (error >= 0)
-			error = device_add_attrs(bus, dev);
+		error = device_add_attrs(bus, dev);
 		if (!error) {
 			sysfs_create_link(&bus->devices.kobj, &dev->kobj, dev->bus_id);
 			sysfs_create_link(&dev->kobj, &dev->bus->subsys.kset.kobj, "bus");
diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index 2d8bd9d..740dec1 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -1762,7 +1762,7 @@
 			intf->altsetting->desc.bInterfaceNumber);
 
 	if (!(hid = usb_hid_configure(intf)))
-		return -EIO;
+		return -ENODEV;
 
 	hid_init_reports(hid);
 	hid_dump_device(hid);
@@ -1777,7 +1777,7 @@
 	if (!hid->claimed) {
 		printk ("HID device not claimed by input or hiddev\n");
 		hid_disconnect(intf);
-		return -EIO;
+		return -ENODEV;
 	}
 
 	printk(KERN_INFO);