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Diffstat (limited to 'drivers/usb/core/hub.c')
-rw-r--r-- | drivers/usb/core/hub.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index f6ea16e9f6bb..9e79bcf03cde 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -3371,6 +3371,10 @@ static int wait_for_connected(struct usb_device *udev, while (delay_ms < 2000) { if (status || *portstatus & USB_PORT_STAT_CONNECTION) break; + if (!port_is_power_on(hub, *portstatus)) { + status = -ENODEV; + break; + } msleep(20); delay_ms += 20; status = hub_port_status(hub, *port1, portstatus, portchange); |