Re: [PATCH 2/2] ima: support calculating the boot_aggregate based on different TPM banks

[Lakshmi Ramasubramanian <nramas@xxxxxxxxxxxxxxxxxxx>]

On 1/27/2020 8:01 AM, Mimi Zohar wrote:

> +
> +	for (i = 0; i < ima_tpm_chip->nr_allocated_banks; i++) {
> +		if (ima_tpm_chip->allocated_banks[i].alg_id == d.alg_id)
> +			break;
> +	}
> +
> +	if (i == ima_tpm_chip->nr_allocated_banks)
> +		d.alg_id = ima_tpm_chip->allocated_banks[0].alg_id;
> +

Can the number of allocated banks (ima_tpm_chip->nr_allocated_banks) be 
zero? Should that be checked before accessing "allocated_banks"?

 -lakshmi