Re: [PATCH 4/5] usb: gadget: f_midi: cleanups and typos fixes

[Greg KH]

On Sat, Mar 05, 2016 at 11:28:45AM -0500, Michal Nazarewicz wrote:
> >> On Wed, Mar 02 2016, Felipe F. Tonello wrote:
> >>> @@ -16,7 +16,7 @@
> >>>   *   Copyright (C) 2006 Thumtronics Pty Ltd.
> >>>   *   Ben Williamson <ben.williamson@xxxxxxxxxxxxxxxxxx>
> >>>   *
> >>> - * Licensed under the GPL-2 or later.
> >>> + * Licensed under the GPLv2.
> 
> > On March 4, 2016 7:17:31 PM GMT+00:00, Michal Nazarewicz <mina86@xxxxxxxxxx> wrote:
> >> Any particular reason to do that?
> 
> On Fri, Mar 04 2016, Felipe Ferreri Tonello wrote:
> > Because the kernel is v2 only and not later. 
> 
> Linux as a whole is GPLv2 only, but that doesnât necessarily mean that
> parts of it cannot be dual licensed (or GPLv2+).  Itâs safer to leave
> copyright noticed clear unless you explicitly want your contribution be
> GPLv2 only which brings the whole file GPLv2 only.

But you can't change the license of someone else's code, which is what
is happening here.  Felipe T, you can't do that at all unless you want
to get into big trouble, please consult a lawyer for all of the gory
details.

greg k-h