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net/mail: To4 is all we need

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This commit is contained in:
Cassondra Foesch 2024-09-17 12:24:56 +00:00
parent 18675e7046
commit dfa5f640b0
1 changed files with 1 additions and 1 deletions
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2
src/net/mail/message.go
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@ -756,7 +756,7 @@ func (p *addrParser) consumeDomainLiteral() (string, error) {
return "", fmt.Errorf("mail: invalid IPv6 address in domain-literal: %q", dtext)
}
} else if len(net.ParseIP(dtext).To4()) != net.IPv4len {
} else if net.ParseIP(dtext).To4() != nil {
// Check if the domain literal is an IP address
return "", fmt.Errorf("mail: invalid IP address in domain-literal: %q", dtext)
}