[External] Re: GPL license versions between dependencies

[Weber, Matthew L Collins]

Alan,

> From: Alan DeKok <aland at deployingradius.com>
> Sent: Friday, July 30, 2021 9:08 AM
> To: FreeRadius developers mailing list <freeradius-devel at lists.freeradius.org>
> Cc: Weber, Matthew L Collins <Matthew.Weber at collins.com>
> Subject: [External] Re: GPL license versions between dependencies 
>  
> On Jul 29, 2021, at 9:32 PM, Weber, Matthew L Collins via Freeradius-Devel <freeradius-devel at lists.freeradius.org> wrote:
> > 
> > While adding Freeradius to the Buildroot build system, we noticed that between the libtalloc library (GPL3)
> > 
> >   Where do you see that?
> > 
> >   libtalloc is LGPL:  https://urldefense.com/v3/__https://github.com/samba-team/samba/blob/master/lib/talloc/talloc.h__;!!MvWE!RQ0VaOlav_EcmNiW71vTctj872lK8TXst8Bz88BKoVMQAeRrh9P6X3crUJsuH1c

It is LGPL but also it notes that GPL v3 or later as the license.   I'm pretty sure a GPLv3 LGPL can't be used as a library to a GPLv2 (Still haven't found good guidance on this to understand for sure that's the case).

> > which Freeradius uses, and Freeradius (GPL2) there is a mismatch of GPL versions.  What do others think?
> 
>   I'd like to know why you think it's GPLv3.

Mentioned here:
https://github.com/samba-team/samba/blob/master/lib/talloc/talloc.h#L17

-Matt