From: Alan Stern <stern@rowland.harvard.edu>
Date: Wed, 30 Jul 2008 15:31:50 +0000 (-0400)
Subject: USB: fix interface unregistration logic
X-Git-Tag: v2.6.27-rc4~101^2~36
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1a21175a615ed346e8043f5e9d60a672266b84b4;p=platform%2Fkernel%2Flinux-3.10.git

USB: fix interface unregistration logic

This patch (as1122) fixes a bug: When an interface is unregistered,
its children (sysfs files and endpoint devices) are unregistered after
it instead of before.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Tested-by: Kay Sievers <kay.sievers@vrfy.org>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 586d6f1..286b443 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -1091,8 +1091,8 @@ void usb_disable_device(struct usb_device *dev, int skip_ep0)
 				continue;
 			dev_dbg(&dev->dev, "unregistering interface %s\n",
 				dev_name(&interface->dev));
-			device_del(&interface->dev);
 			usb_remove_sysfs_intf_files(interface);
+			device_del(&interface->dev);
 		}
 
 		/* Now that the interfaces are unbound, nobody should