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path: root/drivers/usb/core/usb.c
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Diffstat (limited to 'drivers/usb/core/usb.c')
-rw-r--r--drivers/usb/core/usb.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 7eee400d3e3..927a27dd2f8 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -305,10 +305,21 @@ static struct dev_pm_ops usb_device_pm_ops = {
#endif /* CONFIG_PM */
+
+static char *usb_nodename(struct device *dev)
+{
+ struct usb_device *usb_dev;
+
+ usb_dev = to_usb_device(dev);
+ return kasprintf(GFP_KERNEL, "bus/usb/%03d/%03d",
+ usb_dev->bus->busnum, usb_dev->devnum);
+}
+
struct device_type usb_device_type = {
.name = "usb_device",
.release = usb_release_dev,
.uevent = usb_dev_uevent,
+ .nodename = usb_nodename,
.pm = &usb_device_pm_ops,
};