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also ignore entries without ip during writing

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This commit is contained in:
Leo Antunes 2018-08-25 22:28:04 +02:00
parent 06d16b7b51
commit b6d9115583
1 changed files with 1 additions and 1 deletions
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2
etchosts.go
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@ -88,7 +88,7 @@ func writeToEtcHosts(ipsToNames ipsToNamesMap, config ConfigSpec) error {
}
func writeEntryWithBanner(tmp io.Writer, ip string, names []string) error {
if len(names) > 0 {
if ip != "" && len(names) > 0 {
log.Debugf("writing entry for %s (%s)", ip, names)
if _, err := fmt.Fprintf(tmp, "%s\n%s\t%s\n", banner, ip, strings.Join(names, " ")); err != nil {
return fmt.Errorf("error writing entry for %s: %s", ip, err)