Mimic `ipset` C code for determining correct default ipset revision for `hash:ip{port,net,etc}`#1031

aboch merged 1 commit intovishvananda:mainvishvananda/netlink:mainfrom

bleggett:bleggett/correctly-derive-ipset-revisionbleggett/netlink:bleggett/correctly-derive-ipset-revisionCopy head branch name to clipboard