From mboxrd@z Thu Jan  1 00:00:00 1970
From: greg@kroah.com (Greg KH)
Date: Mon, 5 May 2014 06:10:31 -0700
Subject: Developing a Linux driver using a USB sniffer
In-Reply-To: <53677EC6.2070208@gmail.com>
References: <53677EC6.2070208@gmail.com>
Message-ID: <20140505131031.GA3774@kroah.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

On Mon, May 05, 2014 at 02:06:30PM +0200, Luca Ellero wrote:
> Hi all,
> can someone please tell me if it is legal to develop an USB driver 
> analysing the USB protocol with a USB sniffer?
> Can this driver be made public under GPL?

Would you ask a doctor for legal advice?  If not, why ask a programmer?
If you have legal questions, ask a lawyer in your country, they are the
only ones that can give you a definitive answer.

good luck,

greg k-h