linux-kernel - Re: [PATCH] media: fix truncated entity specification

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: <4EC262DD.1070502@ladisch.de>
Date:	Tue, 15 Nov 2011 14:02:21 +0100
From:	Clemens Ladisch <clemens@...isch.de>
To:	Laurent Pinchart <laurent.pinchart@...asonboard.com>
CC:	Mauro Carvalho Chehab <mchehab@...radead.org>,
	linux-media@...r.kernel.org, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] media: fix truncated entity specification

Laurent Pinchart wrote:
> On Saturday 05 November 2011 22:42:01 Clemens Ladisch wrote:
> > When enumerating an entity, assign the entire entity specification
> > instead of only the first two words.  (This requires giving the
> > specification union a name.)
> 
> What about this (untested) simpler patch ?
> 
> -	u_ent.v4l.major = ent->v4l.major;
> -	u_ent.v4l.minor = ent->v4l.minor;
> +	memcpy(&u_ent.raw, &ent->raw, sizeof(u_ent.raw));

I would have written it this way if ent->raw actually existed.
(And please don't tell me you want to increase the size of
struct media_entity by 172 bytes.  :)


Regards,
Clemens
--
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/