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path: root/drivers/usb/core/hub.c
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Diffstat (limited to 'drivers/usb/core/hub.c')
-rw-r--r--drivers/usb/core/hub.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 735e8ab2cc1f..8f6593d7b68c 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2087,6 +2087,12 @@ void usb_disconnect(struct usb_device **pdev)
dev_info(&udev->dev, "USB disconnect, device number %d\n",
udev->devnum);
+ /*
+ * Ensure that the pm runtime code knows that the USB device
+ * is in the process of being disconnected.
+ */
+ pm_runtime_barrier(&udev->dev);
+
usb_lock_device(udev);
hub_disconnect_children(udev);