Only key difference that calloc(), in contrast to rellocarray(), is zero-initializing. The overhead is hard to measure on today's machines, and it's safer programming practise to always allocate zero-initialized, so one can't forget to do it explicitly. Cocci rule: @@ expression COUNT; expression LEN; @@ - xallocarray(COUNT,LEN) + calloc(COUNT,LEN) Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net> |
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