From: Alan Stern <stern@rowland.harvard.edu>
Date: Thu, 14 Aug 2008 03:55:09 +0000 (+0000)
Subject: USB: fix interface unregistration logic
X-Git-Tag: v2.6.26.3~47
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6fc7a3dba12db360e506b28c1660d1eb72403530;p=thirdparty%2Fkernel%2Fstable.git

USB: fix interface unregistration logic

commit 1a21175a615ed346e8043f5e9d60a672266b84b4 upstream


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>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index fe47d145255ae..2fdbc10ddfc1d 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",
 				interface->dev.bus_id);
-			device_del(&interface->dev);
 			usb_remove_sysfs_intf_files(interface);
+			device_del(&interface->dev);
 		}
 
 		/* Now that the interfaces are unbound, nobody should