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4ee6a830d6
pf_find_state_all() expects the caller to initialize "*more" if it is
non-NULL, but pf_handle_natlook() didn't obey this protocol. Follow the
pattern from OpenBSD and initialize it in the caller.
Also make pf_find_state_all() unconditionally initialize "*more" for
good measure.
Fixes: 71d3c7041d70 ("pf: convert DIOCNATLOOK to netlink")
Reported by: KMSAN
Reviewed by: kp
Differential Revision: https://reviews.freebsd.org/D47405