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SubjectRe: [PATCH] mm/sparse: remove a check that compare if unsigned variable is negative
On Sat, Oct 13, 2018 at 01:04:45PM -0400, Pavel Tatashin wrote:
>This is incorrect: next_present_section_nr() returns "int" and -1 no
>next section, this change would lead to infinite loop.

Yes, the -1 is a very special value.

Wei Yang
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