Re: [PATCH] random / hw_random: core: start hwrng kthread also for untrusted sources

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Dominik Brodowski <linux@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> diff --git a/drivers/char/random.c b/drivers/char/random.c
> index 79d7d4e4e582..b360ed4ece03 100644
> --- a/drivers/char/random.c
> +++ b/drivers/char/random.c
> @@ -867,9 +867,9 @@ void add_hwgenerator_randomness(const void *buf, size_t len, size_t entropy)
> 
>        /*
>         * Throttle writing to once every CRNG_RESEED_INTERVAL, unless
> -        * we're not yet initialized.
> +        * we're not yet initialized or this source isn't trusted.
>         */
> -       if (!kthread_should_stop() && crng_ready())
> +       if (!kthread_should_stop() && (crng_ready() || !entropy))
>                schedule_timeout_interruptible(CRNG_RESEED_INTERVAL);
> }
> EXPORT_SYMBOL_GPL(add_hwgenerator_randomness);

Couldn't you split this bit out?

Thanks,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



[Index of Archives]     [Kernel]     [Gnu Classpath]     [Gnu Crypto]     [DM Crypt]     [Netfilter]     [Bugtraq]
  Powered by Linux