Alexander Motin 5b157f2144 Close some potential races around socket start/close.
There are some reports about panics on ic->ic_socket NULL derefence.
This kind of races is the only way I can imagine it to happen.

MFC after:	2 weeks
2015-05-15 13:36:50 +00:00
..
2015-02-02 16:06:23 +00:00