Re: [PATCH v4 21/21] tpm: use u32 instead of int for PCR index

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On Fri, 2018-09-21 at 16:58 +0300, Tomas Winkler wrote:
> The TPM specs defines PCR index a positive number, there is
> no reason to use a signed number and it's also a possible security
> issue as currently no functions check for a negative index,
> which my into a large number when converted to u32.
> 
> Adjust the API to use u32 instead of int in all PCR related
> functions.
> 
> Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>

I think I barked something about this in prev version but after giving
some thought. I think this a good change (more exact API).

Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@xxxxxxxxxxxxxxx>

/Jarkko



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