[alsa-devel] [RFC PATCH 5/7] soundwire: add debugfs support

[Greg KH]

On Mon, May 06, 2019 at 10:08:10PM +0530, Vinod Koul wrote:
> Yes, but then device exit routine is supposed to do debugfs cleanup as
> well, so that would ensure these references are dropped at that point of
> time. Greg should that not take care of it or we *should* always do
> refcounting.

Always do refcounting.  How else can you "guarantee" that it is safe?