linux-kernel - Re: [PATHCv10 1/2] usb: USB Type-C connector class

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20161114141123.GA21395@kroah.com>
Date:   Mon, 14 Nov 2016 15:11:23 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Cc:     Guenter Roeck <linux@...ck-us.net>,
        Oliver Neukum <oneukum@...e.com>,
        Felipe Balbi <felipe.balbi@...ux.intel.com>,
        Bin Gao <bin.gao@...ux.intel.com>,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org
Subject: Re: [PATHCv10 1/2] usb: USB Type-C connector class

On Mon, Nov 14, 2016 at 02:32:35PM +0200, Heikki Krogerus wrote:
> > > +static void __exit typec_exit(void)
> > > +{
> > > +	class_unregister(&typec_class);
> > 
> > You forgot to clean up your idr :(
> 
> Sorry, what idr? The port ids get removed in typec_release().

You have a static idr structure in the driver, right?  You have to clean
it up when your code is going away so that it will free any memory it
had allocated with a call to idr_destroy() on module exit.

thanks,

greg k-h