[PATCH] tpm: Fix the driver cleanup code

[Jason Gunthorpe]

On Thu, Dec 21, 2017 at 09:54:26PM +0000, Shaikh, Azhar wrote:

> Yes, I checked this part. What I was referring to is any other
> callback function similar to clk_enable if gets added in future and
> then needs to Access ops even after it is set to NULL...

You can't call callback functions after tpm_unregister_chip, it isn't
allowed.

This is a special case where we know the specific implementation of
this specific callback is OK.

> But yes I get your point now.
> 
> So do you mean something like this?

Yes

Jason
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