[PATCH] tpm: Move Linux RNG connection to hwrng

[PrasannaKumar Muralidharan]

Hi Jason,

On 25 October 2017 at 20:48, Jason Gunthorpe
<jgunthorpe at obsidianresearch.com> wrote:
> On Wed, Oct 25, 2017 at 08:15:09PM +0530, PrasannaKumar Muralidharan
> wrote:
>
>> > +static int tpm_add_hwrng(struct tpm_chip *chip)
>> > +{
>> > +       if (!IS_ENABLED(CONFIG_HW_RANDOM_TPM))
>> > +               return 0;
>>
>> Can #ifndef CONFIG_HW_RANDOM_TPM be used instead? That way an if
>> condition can be avoided.
>
> Generally speaking IS_ENABLED is prefered over #ifdef as it reduces the
> set of compilation combinations.

Oh okay. No issues then.

Regards,
PrasannaKumar
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