From: Oliver Neukum <oneukum@suse.de>
Date: Thu, 27 Feb 2014 09:57:10 +0000 (+0100)
Subject: hub: debug message for failing to enable device
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=938569eb75b329fee9f2634900ad7e12caf13fd2;p=linux-beck.git

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 519f2c3594b2..69687de9de67 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -4111,8 +4111,12 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 
 			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);