Re: [RFC][CFLART] ipmi procfs bogosity

From: Ingo Oeser
Date: Mon Sep 05 2005 - 05:56:26 EST


Hi,

On Thursday 01 September 2005 22:30, Alexey Dobriyan wrote:
> On Thu, Sep 01, 2005 at 03:00:44PM -0500, Corey Minyard wrote:
> > Plus the scanning function I wrote handles arbitrary leading and
> > trailing space, etc. Not a big deal, but a little nicer.
>
> You can say from the beggining that
>
> echo -n " 2 " >/proc/FUBAR
>
> is illegal and don't add bloat to kernel.

No, user interfaces should be robust.
Just remember the mantra "Be liberal in what you accept and
conservative in what you send."

I would suggest adding sth. like Coreys user_strtoul() to lib/string.c
which would reduce bloat and security threats for the kernel.


Regards

Ingo Oeser

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