David Anderson 26db8ce386 net/netcheck: fix up staticcheck.
1aeeeb7e45e346cf8942a0364b85c1c7194f09e9 made v4unspec unused.

Signed-off-by: David Anderson <danderson@tailscale.com>
2021-02-23 15:35:56 -08:00
..
2021-02-23 15:35:56 -08:00