diff-no-index.c: use error_errno()
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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@ -65,8 +65,7 @@ static int populate_from_stdin(struct diff_filespec *s)
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size_t size = 0;
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if (strbuf_read(&buf, 0, 0) < 0)
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return error("error while reading from stdin %s",
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strerror(errno));
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return error_errno("error while reading from stdin");
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s->should_munmap = 0;
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s->data = strbuf_detach(&buf, &size);
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