netdev - Re: [PATCH] can: ucan: fix non-atomic allocation in completion handler

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]

Date:   Tue, 3 Dec 2019 11:07:46 +0100
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     Johan Hovold <johan@...nel.org>,
        Wolfgang Grandegger <wg@...ndegger.com>
Cc:     linux-can@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, stable <stable@...r.kernel.org>,
        Jakob Unterwurzacher <jakob.unterwurzacher@...obroma-systems.com>,
        Martin Elshuber <martin.elshuber@...obroma-systems.com>,
        Philipp Tomsich <philipp.tomsich@...obroma-systems.com>
Subject: Re: [PATCH] can: ucan: fix non-atomic allocation in completion
 handler

On 11/28/19 7:26 PM, Johan Hovold wrote:
> USB completion handlers are called in atomic context and must
> specifically not allocate memory using GFP_KERNEL.
> 
> Fixes: 9f2d3eae88d2 ("can: ucan: add driver for Theobroma Systems UCAN devices")
> Cc: stable <stable@...r.kernel.org>     # 4.19
> Cc: Jakob Unterwurzacher <jakob.unterwurzacher@...obroma-systems.com>
> Cc: Martin Elshuber <martin.elshuber@...obroma-systems.com>
> Cc: Philipp Tomsich <philipp.tomsich@...obroma-systems.com>
> Signed-off-by: Johan Hovold <johan@...nel.org>

Added to linux-can.

tnx,
Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |



Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)