On Fri, 29 Oct 2004, David Brownell wrote:

> Could you add a comment there that the HCD is
> now _required_ to return a pointer that usbcore
> can pass to kfree?  Since that's a layering
> violation (in anticipation of later changes to
> make it not be one!), it's surprising ... and
> in any case, the memory lifecycle is no longer
> described just by the calls in this header!

That's a reasonable request, and here's an extra patch to add the comment.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>