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 (file)
--- 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