Re: SLUB: Return ZERO_SIZE_PTR for kmalloc(0)

[Jeremy Fitzhardinge]

Pekka Enberg wrote:
> Then we might as well return your regular NULL pointer for zero-length
> allocations as you can't do anything sane with ZERO_SIZE_PTR either.

Round and round.  You can't distinguish NULL from allocation failure,
which kmalloc(0) decidedly *isn't*.

    J
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