kp 6e337889d3 pf: Avoid warning without INVARIANTS
When INVARIANTS is not set the 'last' variable is not used, which can generate
compiler warnings.
If this invariant is ever violated it'd result in a KASSERT failure in
refcount_release(), so this one is not strictly required.
2018-02-01 07:52:06 +00:00
..
2017-12-31 10:01:31 +00:00
2018-02-01 07:52:06 +00:00