The call to unlink() should happen in root task context,
while the collection stage is about to be moved into the
crtools, so keep the stale-unlink piece in post-prep
for a socket.
Reviewed-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>