hub: debug message for failing to enable device
This error case isn't reported during enumeration.
Signed-off-by: Oliver Neukum <oliver@neukum.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 519f2c3..69687de 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -4111,8 +4111,12 @@
did_new_scheme = true;
retval = hub_enable_device(udev);
- if (retval < 0)
+ if (retval < 0) {
+ dev_err(&udev->dev,
+ "hub failed to enable device, error %d\n",
+ retval);
goto fail;
+ }
#define GET_DESCRIPTOR_BUFSIZE 64
buf = kmalloc(GET_DESCRIPTOR_BUFSIZE, GFP_NOIO);