linux-kernel - Re: [PATCH] ptp_clock: future-proofing drivers against PTP subsystem becoming optional

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 for Android: free password hash cracker in your pocket

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

Message-ID: <20160921084542.GB27145@localhost.localdomain>
Date:   Wed, 21 Sep 2016 10:45:42 +0200
From:   Richard Cochran <richardcochran@...il.com>
To:     Nicolas Pitre <nicolas.pitre@...aro.org>
Cc:     "David S. Miller" <davem@...emloft.net>,
        John Stultz <john.stultz@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Josh Triplett <josh@...htriplett.org>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ptp_clock: future-proofing drivers against PTP subsystem
 becoming optional

On Tue, Sep 20, 2016 at 07:25:58PM -0400, Nicolas Pitre wrote:
> 
> Drivers must be ready to accept NULL from ptp_clock_register() if the
> PTP clock subsystem is configured out.
> 
> This patch documents that and ensures that all drivers cope well
> with a NULL return.
> 
> Signed-off-by: Nicolas Pitre <nico@...aro.org>
> Reviewed-by: Eugenia Emantayev <eugenia@...lanox.com>
> 
> ---
> 
> Let's have the basics merged now and work out the actual Kconfig issue 
> separately. Richard, if you agree with this patch, I think this could go 
> via the netdev tree.

It looks ok to me.

Acked-by: Richard Cochran <richardcochran@...il.com>