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Re: [Qemu-devel] [PATCH v3 17/23] hw/misc/nrf51_rng: Use qemu_guest_getr


From: Joel Stanley
Subject: Re: [Qemu-devel] [PATCH v3 17/23] hw/misc/nrf51_rng: Use qemu_guest_getrandom_nofail
Date: Fri, 15 Mar 2019 03:52:18 +0000

On Fri, 15 Mar 2019 at 03:26, Richard Henderson
<address@hidden> wrote:
>
> The random number is intended for use by the guest.  As such, we should
> honor the -seed argument for reproducibility.  Use the *_nofail routine
> instead of error_abort directly.
>
> Cc: address@hidden
> Cc: Joel Stanley <address@hidden>
> Signed-off-by: Richard Henderson <address@hidden>

Reviewed-by: Joel Stanley <address@hidden>

> ---
>  hw/misc/nrf51_rng.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/hw/misc/nrf51_rng.c b/hw/misc/nrf51_rng.c
> index d188f044f4..3400e90a9b 100644
> --- a/hw/misc/nrf51_rng.c
> +++ b/hw/misc/nrf51_rng.c
> @@ -14,7 +14,7 @@
>  #include "qapi/error.h"
>  #include "hw/arm/nrf51.h"
>  #include "hw/misc/nrf51_rng.h"
> -#include "crypto/random.h"
> +#include "qemu/guest-random.h"
>
>  static void update_irq(NRF51RNGState *s)
>  {
> @@ -145,7 +145,7 @@ static void nrf51_rng_timer_expire(void *opaque)
>  {
>      NRF51RNGState *s = NRF51_RNG(opaque);
>
> -    qcrypto_random_bytes(&s->value, 1, &error_abort);
> +    qemu_guest_getrandom_nofail(&s->value, 1);
>
>      s->event_valrdy = 1;
>      qemu_set_irq(s->eep_valrdy, 1);
> --
> 2.17.2
>



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