linux-kernel - Re: [PATCHv2] i2c: i2c-tiny-usb: fix buffer not being DMA capable

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: <20170522083525.ubm2cxj3oueefljl@ninjato>
Date:   Mon, 22 May 2017 10:35:25 +0200
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Sebastian Reichel <sebastian.reichel@...labora.co.uk>
Cc:     Sebastian Reichel <sre@...nel.org>,
        Till Harbaum <till@...baum.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCHv2] i2c: i2c-tiny-usb: fix buffer not being DMA capable

On Fri, May 05, 2017 at 11:06:50AM +0200, Sebastian Reichel wrote:
> Since v4.9 i2c-tiny-usb generates the below call trace
> and longer works, since it can't communicate with the
> USB device. The reason is, that since v4.9 the USB
> stack checks, that the buffer it should transfer is DMA
> capable. This was a requirement since v2.2 days, but it
> usually worked nevertheless.
> 

Applied to for-current, thanks!


Download attachment "signature.asc" of type "application/pgp-signature" (834 bytes)