Messages in this thread | | | Date | Mon, 4 Jun 2007 20:02:09 +0300 | From | "Pekka Enberg" <> | Subject | Re: SLUB: Return ZERO_SIZE_PTR for kmalloc(0) |
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On 6/4/07, Roland Dreier <rdreier@cisco.com> wrote: > No, because as was mentioned earlier in the thread, we want code to be > able to handle 0-sized allocations without special cases. The goal is > that code like > > buf = kmalloc(nobj * obj_size); > if (buf == NULL) > return -ENOMEM; > > should work fine if nobj happens to be 0. But we do want to get an > oops if the code actually tries to read or write *buf.
Aah, missed that part of the discussion. Sorry for the noise ;-) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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