Re: [PATCH] Infineon TPM: move infineon driver off pci_dev

[Marcel Selhorst]

Hi Matthieu,

>> +    /* read IO-ports through PnP */
>> +    if (pnp_port_valid(dev, 0) &&
>> +        !(pnp_port_flags(dev, 0) & IORESOURCE_DISABLED)) {
>> +        TPM_INF_ADDR = pnp_port_start(dev, 0);
>> +        TPM_INF_DATA = (TPM_INF_ADDR + 1);
>> +        TPM_INF_BASE = pnp_port_start(dev, 1);
> 
> You should add a pnp_port_valid(dev, 1) check.
> If you are paranoid, you could also check the port len.
> 
> I don't remember if it is done somewhere, but a request_region should be
> used.

Thanks for that good hint, I'll take care of that tomorrow
and submit a new patch here.

Marcel Selhorst
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