linux-kernel - Re: [PATCH v2] net/phy: micrel: configure intterupts after autoneg workaround

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] [day] [month] [year] [list]

Message-Id: <20170622.110714.778230283978724620.davem@davemloft.net>
Date:   Thu, 22 Jun 2017 11:07:14 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     zach.brown@...com
Cc:     f.fainelli@...il.com, andrew@...n.ch, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] net/phy: micrel: configure intterupts after autoneg
 workaround

From: Zach Brown <zach.brown@...com>
Date: Tue, 20 Jun 2017 12:48:11 -0500

> The commit ("net/phy: micrel: Add workaround for bad autoneg") fixes an
> autoneg failure case by resetting the hardware. This turns off
> intterupts. Things will work themselves out if the phy polls, as it will
> figure out it's state during a poll. However if the phy uses only
> intterupts, the phy will stall, since interrupts are off. This patch
> fixes the issue by calling config_intr after resetting the phy.
> 
> Fixes: d2fd719bcb0e ("net/phy: micrel: Add workaround for bad autoneg ")
> Signed-off-by: Zach Brown <zach.brown@...com>

Applied and queued up for -stable.