[PATCH 1/5] Renaming weak prng invocations - prandom_bytes_state, prandom_u32_state
Andy Shevchenko
andriy.shevchenko at linux.intel.com
Mon Dec 12 00:35:53 PST 2022
On Mon, Dec 12, 2022 at 12:16:04AM +0200, david.keisarschm at mail.huji.ac.il wrote:
> From: David <david.keisarschm at mail.huji.ac.il>
>
> Since the two functions
> prandom_byte_state and prandom_u32_state
> use the weak prng prandom_u32,
> we added the prefix predictable_rng,
> to their signatures so it is clear they are weak.
It's fancy indentation.
...
> /* Fisher-Yates shuffle */
> for (i = count - 1; i > 0; i--) {
> - rand = prandom_u32_state(&state.rnd_state);
> + rand = predictable_rng_prandom_u32_state(&state.rnd_state);
Isn't it too many "random":s encoded in the name?
I would leave either "rng" or "[p]random".
> rand %= (i + 1);
> swap_free_obj(slab, i, rand);
> }
--
With Best Regards,
Andy Shevchenko
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