linux-kernel - Re: [PATCH] usb: musb: Disable pullup at init

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: <20191216162116.GB14499@iaqt7>
Date:   Mon, 16 Dec 2019 10:21:16 -0600
From:   Bin Liu <b-liu@...com>
To:     Paul Cercueil <paul@...pouillou.net>
CC:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>, <od@...c.me>,
        <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] usb: musb: Disable pullup at init

On Sat, Dec 14, 2019 at 11:18:15PM +0100, Paul Cercueil wrote:
> The pullup may be already enabled before the driver is initialized. This
> happens for instance on JZ4740.
> 
> It has to be disabled at init time, as we cannot guarantee that a gadget
> driver will be bound to the UDC.
> 
> Signed-off-by: Paul Cercueil <paul@...pouillou.net>
> Suggested-by: Bin Liu <b-liu@...com>

Applied. Thanks.

-Bin.