Hi Jan, On Tue, May 30, 2023 at 06:11:09PM +0200, Jan Engelhardt wrote: [...] > After 13 years, the code I once wrote feels weird. In essence, find_proto is > called twice, but that should not be necessary because cs->proto_used already > tracks whether this was done. > [e.g. use `iptables -A INPUT -p tcp --dport 25 --unrecognized` to trigger] > > Could someone cross check my alternative proposal I have below? Thanks for the fix! Patch applied with minor subject and whitespace fixes.