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SubjectRe: kfree(0) - ok?
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.
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