Messages in this thread | | | Date | Fri, 17 Aug 2007 14:14:17 -0700 (PDT) | From | Christoph Lameter <> | Subject | Re: kfree(0) - ok? |
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On Sat, 18 Aug 2007, Satyam Sharma wrote:
> > page = get_object_page(object); > > Hmm, I didn't know ksize(NULL) was also allowed to succeed (and > return 0).
That was merged over my objections. IMHO ksize(NULL) should fail since we are determining the size of an unallocated object.
> Oh yes, of course. We want krealloc(NULL) cases to behave consistently > as expected, and letting ksize(NULL) return 0 means the code for > krealloc() can lose an extra "if (!p)" check that would otherwise have > been required. Cool.
krealloc should check for that. - 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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