Re: [PATCH] set*uid() must not fail-and-return on OOM/rlimits

From: Alan Cox
Date: Sun Aug 20 2006 - 14:13:36 EST

Ar Sul, 2006-08-20 am 20:10 +0200, ysgrifennodd Willy Tarreau:
> So I think that while it's bad code in userland, a misunderstood kernel
> semantic caught the developpers. We can at least make the kernel help them.

Yeah we could. But unfortunately a competence test with the inability to
write C code isn't part of the Unix spec.

You can help them enormously using the gcc extensions so gcc warns about
any unchecked set*uid call, rather than redesigning expected behaviour
to cause obscure random kills that won't even be noticed/explained.

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