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由 Torsten Bögershausen 提交于
git_check_attr() returns always 0. Remove all the error handling code of the callers, which is never executed. Change git_check_attr() to be a void function. Signed-off-by: NTorsten Bögershausen <tboegi@web.de> Signed-off-by: NJunio C Hamano <gitster@pobox.com>
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