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SubjectRe: [patch 1/2] Validate itimer timeval from userspace
On Sat, 2006-03-18 at 21:23 +0100, Jesper Juhl wrote:

> Wouldn't this only break existing applications that do incorrect
> things (passing invalid values) ?
> If that's the case I'd say breaking them is OK and we should change to
> follow the spec.
> I don't like potential userspace breakage any more than the next guy,
> but if the breakage only affects buggy applications then I think it's
> more acceptable.

Yes, it only breaks buggy applications.

On a full blown desktop the check (I added a printk) did not trigger.

The only application I found so far was the LTP setitimer "correctness"
test, which did not initialize it_interval and handed random garbage to
the kernel. :)


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