Re: [PATCH v3 2/2] tpm: in tpm2_del_space check if ops pointer is still valid

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Subject: Re: [PATCH v3 2/2] tpm: in tpm2_del_space check if ops pointer is still valid
From: Lino Sanfilippo <l.sanfilippo@xxxxxxxxxx>
Date: Tue, 9 Feb 2021 14:39:09 +0100
Cc: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>, Jarkko Sakkinen <jarkko@xxxxxxxxxx>, Lino Sanfilippo <LinoSanfilippo@xxxxxx>, peterhuewe@xxxxxx, stefanb@xxxxxxxxxxxxxxxxxx, stable@xxxxxxxxxxxxxxx, linux-integrity@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20210209133653.GC4718@ziepe.ca>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0


On 09.02.21 14:36, Jason Gunthorpe wrote:

>>>  EXPORT_SYMBOL_GPL(tpm_chip_unregister);
>>>
>>
>> I tested the solution you scetched and it fixes the issue for me. Will you send a (real) patch for this?
> 
> No, feel free to bundle this up with any fixes needed and send it with
> a Signed-off-by from both of us
> 
> I did it pretty fast so it will need a careful read that there isn't a
> typo
> 

Ok, will do so.

Regards,
Lino

References:
- [PATCH v3 0/2] TPM fixes
  - From: Lino Sanfilippo
- [PATCH v3 2/2] tpm: in tpm2_del_space check if ops pointer is still valid
  - From: Lino Sanfilippo
- Re: [PATCH v3 2/2] tpm: in tpm2_del_space check if ops pointer is still valid
  - From: James Bottomley
- Re: [PATCH v3 2/2] tpm: in tpm2_del_space check if ops pointer is still valid
  - From: Jarkko Sakkinen
- Re: [PATCH v3 2/2] tpm: in tpm2_del_space check if ops pointer is still valid
  - From: James Bottomley
- Re: [PATCH v3 2/2] tpm: in tpm2_del_space check if ops pointer is still valid
  - From: Jason Gunthorpe
- Re: [PATCH v3 2/2] tpm: in tpm2_del_space check if ops pointer is still valid
  - From: Lino Sanfilippo
- Re: [PATCH v3 2/2] tpm: in tpm2_del_space check if ops pointer is still valid
  - From: Jason Gunthorpe

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