shared: simplify dns_name_is_single_label() by using dns_name_parent() to skip first label
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c174983474
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@ -912,12 +912,11 @@ bool dns_name_is_root(const char *name) {
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}
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bool dns_name_is_single_label(const char *name) {
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char label[DNS_LABEL_MAX+1];
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int r;
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assert(name);
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r = dns_label_unescape(&name, label, sizeof(label));
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r = dns_name_parent(&name);
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if (r <= 0)
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return false;
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