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Date: Thu, 21 Dec 2017 15:30:49 -0700 From: Jason Gunthorpe <jgg@...pe.ca> To: "Shaikh, Azhar" <azhar.shaikh@...el.com> Cc: "jarkko.sakkinen@...ux.intel.com" <jarkko.sakkinen@...ux.intel.com>, "javierm@...hat.com" <javierm@...hat.com>, "peterhuewe@....de" <peterhuewe@....de>, "linux-security-module@...r.kernel.org" <linux-security-module@...r.kernel.org>, "linux-integrity@...r.kernel.org" <linux-integrity@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "tpmdd-devel@...ts.sourceforge.net" <tpmdd-devel@...ts.sourceforge.net> Subject: Re: [PATCH] tpm: Fix the driver cleanup code 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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