That's strange. You're running Ubuntu 16.04 but have an old broadcom driver that's from Ubuntu 14.04.
Regardless, the fix is already present in the official bcmwl driver in Ubuntu. So please switch to that, which should be:
bcmwl (6.30.223.248+bdcom-0ubuntu8) xenial; urgency=medium
That's strange. You're running Ubuntu 16.04 but have an old broadcom driver that's from Ubuntu 14.04.
Regardless, the fix is already present in the official bcmwl driver in Ubuntu. So please switch to that, which should be: 248+bdcom- 0ubuntu8) xenial; urgency=medium
bcmwl (6.30.223.