linux-kernel - Re: [PATCH] set dock_station->flags to zero during dock

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]

Date:	Mon, 1 Feb 2010 12:45:57 -0500
From:	Chris Mason <chris.mason@...cle.com>
To:	Alex Chiang <achiang@...com>
Cc:	lenb@...nel.org, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, stable@...nel.org
Subject: Re: [PATCH] set dock_station->flags to zero during dock_add

On Mon, Feb 01, 2010 at 10:35:18AM -0700, Alex Chiang wrote:
> Hi Chris,
> 
> Thanks for catching this. Seems better to just memset the stack
> variable before we kmemdup it in platform_deivce_register_data().
> 
> How about this instead?

[ memset instead of explicitly setting flags to zero ]

I didn't do the memset because lower down we init every other field, but
zeros are zeros really.

Looking at platform_device_register_data, you could even make ds
static...now that is sure to break in small and subtle ways later on ;)

-chris
--
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/