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Check for doubles before adding IP addresses to DNS answer list

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maride 2019-12-03 18:14:49 +01:00
parent ad532a5a22
commit a368f18915
1 changed files with 2 additions and 2 deletions
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4
ethernet/dns/answer.go
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@ -54,9 +54,9 @@ func processDNSAnswer(answers []layers.DNSResourceRecord) {
if answer.Type == layers.DNSTypeA { if answer.Type == layers.DNSTypeA {
// A record, check IP for being private // A record, check IP for being private
if ipIsPrivate(answer.IP) { if ipIsPrivate(answer.IP) {
answerPrivateIPv4 = append(answerPrivateIPv4, answer.IP.String()) answerPrivateIPv4 = common.AppendIfUnique(answer.IP.String(), answerPrivateIPv4)
} else { } else {
answerPublicIPv4 = append(answerPublicIPv4, answer.IP.String()) answerPublicIPv4 = common.AppendIfUnique(answer.IP.String(), answerPublicIPv4)
} }
} }
} }