dumpcap: weird failure with six IPv6 hosts in the filter

[Isaac Boukris]

> Just a quick update that I still see the issue in my env with the
> master branch (24.07.0-rc0), I'm now testing by adding the filter to
> 'sample_filters' in test_bpf.c and running:
> time sudo build/app/dpdk-test bpf_convert_autotest
>
> With 5 hosts it takes less than 2 secs, with 6 it takes about 25 secs,
> i'll try to strace it maybe.

strace was useless, no syscalls for ~18 secs, not sure how to debug it
further, valgrind / callgrind don't work on dpdk..

It doesn't seem to be about the size though, I was able to produce
larger bpf code with ipv4 addresses and it worked fine too.