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-rw-r--r--drivers/usb/core/hub.c1
-rw-r--r--include/linux/usb.h1
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index f5adce049b3..78e910b2046 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2414,6 +2414,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1,
usb_set_device_state(udev, USB_STATE_POWERED);
udev->speed = USB_SPEED_UNKNOWN;
udev->bus_mA = hub->mA_per_port;
+ udev->level = hdev->level + 1;
/* set the address */
choose_address(udev);
diff --git a/include/linux/usb.h b/include/linux/usb.h
index c66303285a4..df5c93eb3ce 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -348,6 +348,7 @@ struct usb_device {
unsigned short bus_mA; /* Current available from the bus */
u8 portnum; /* Parent port number (origin 1) */
+ u8 level; /* Number of USB hub ancestors */
int have_langid; /* whether string_langid is valid */
int string_langid; /* language ID for strings */