Re: [PATCH 2/3] hwrng: exynos - add Samsung Exynos True RNG driver

[Åukasz Stelmach]

It was <2017-11-24 piÄ 16:25>, when PrasannaKumar Muralidharan wrote:
>> +}
>> +
>> +static int exynos_trng_do_read(struct hwrng *rng, void *data, size_t max,
>> +                              bool wait)
>> +{
>> +       struct exynos_trng_dev *trng;
>> +       u32 val;
>> +
>> +       max = max > (EXYNOS_TRNG_FIFO_LEN * 4) ?
>> +               (EXYNOS_TRNG_FIFO_LEN * 4) : max;
>
> max is always > 32. This condition is not required.

No, it is not. http://elixir.free-electrons.com/linux/latest/source/drivers/char/hw_random/core.c#L67
-- 
Åukasz Stelmach
Samsung R&D Institute Poland
Samsung Electronics

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