Now that he has been DFA'd I'm ok with bringing Lin back as a non-40 man player. BBut if they let him go or he elects free agency or a return back home, that';s fine, too. He's not exactly irreplaceable.
Of course, this move is to open spaces on the 40-man to protect Rule 5 eligible players. As the Sox have 6 very obvious candidates (Groome, Mata, Seabold, Rosario, Potts and Downs), so someone else is obviously gone within a couple weeks as well. There is no shortage of obvious candidates or DFA...