Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver

From: PrasannaKumar Muralidharan
Date: Mon Mar 27 2017 - 00:25:24 EST


> Oh my, if you are right with your first guess, this is a bad DRNG design.
>
> Just out of curiousity: what happens if a caller invokes the seed function
> twice or more times (each time with the sufficient amount of bits)? What is
> your guess here?

Should the second seed use the random data generated by the device?

Regards,
PrasannaKumar