linux-kernel - Re: [PATCH 2/2] uio: Fix uio driver to refcount device

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

Message-ID: <20150320121812.GA26764@kroah.com>
Date:	Fri, 20 Mar 2015 13:18:12 +0100
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Brian Russell <brian.russell@...cade.com>
Cc:	"Hans J. Koch" <hjk@...sjkoch.de>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] uio: Fix uio driver to refcount device

On Thu, Mar 19, 2015 at 05:55:28PM +0000, Brian Russell wrote:
> Protect uio driver from its owner being unplugged while there are open fds.
> Embed struct device in struct uio_device, use refcounting on device, free
> uio_device on release.
> info struct passed in uio_register_device can be freed on unregister, so null
> out the field in uio_unregister_device and check accesses.
> 
> Signed-off-by: Brian Russell <brussell@...cade.com>
> ---
>  drivers/uio/uio.c          | 58 +++++++++++++++++++++++++++++++---------------
>  include/linux/uio_driver.h |  2 +-
>  2 files changed, 40 insertions(+), 20 deletions(-)

This patch is line-wrapped and can not be applied :(

Please fix up your email client and resend.  I've applied the first
patch, which worked just fine, no need to resend it.

thanks,

greg k-h
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/