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Nobody cares about the return value of get_oid_hex_segment() except to check whether it failed. So just return 0 on success. And while we're updating its docstring, update it for some argument renaming that happened a while ago. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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