linux-kernel - Re: [PATCHv3] leds-pca955x: Add proper error handling and fix bogus memory handling

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: <1218572298.20206.35.camel@localhost.localdomain>
Date:	Tue, 12 Aug 2008 15:18:18 -0500
From:	Nate Case <ncase@...-inc.com>
To:	Sven Wegener <sven.wegener@...aler.net>
Cc:	rpurdie@...ys.net, Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCHv3] leds-pca955x: Add proper error handling and fix
	bogus memory handling

On Fri, 2008-08-08 at 09:27 +0200, Sven Wegener wrote:
> Check the return value of led_classdev_register and unregister all
> registered
> devices, if registering one device fails. Also the dynamic memory
> handling is
> totally bogus. You can't allocate multiple chunks via kzalloc() and
> expect them
> to be in order later.
> 
> Signed-off-by: Sven Wegener <sven.wegener@...aler.net>

Acked-by: Nate Case <ncase@...-inc.com>

Thanks for the fix.  It looks correct and I tested it on my board with a
pca9553.  I also confirmed that the original driver would in fact kernel
Oops if compiled as a module and you rmmod it.  With this fix, I can
repeatedly insmod/rmmod successfully.

-- 
Nate Case <ncase@...-inc.com>

--
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/