On Tue, Aug 22, 2017 at 9:22 AM, PrasannaKumar Muralidharan <prasannatsmku...@gmail.com> wrote: > > In read routiene max is always >= 4. The check whether 'max < 4' is not > necessary. Remove it.
Missed that in the header. Acked-By: Rick Altherr <ralth...@google.com> > > Signed-off-by: PrasannaKumar Muralidharan <prasannatsmku...@gmail.com> > --- > drivers/char/hw_random/timeriomem-rng.c | 7 ------- > 1 file changed, 7 deletions(-) > > diff --git a/drivers/char/hw_random/timeriomem-rng.c > b/drivers/char/hw_random/timeriomem-rng.c > index 03ff548..f615684 100644 > --- a/drivers/char/hw_random/timeriomem-rng.c > +++ b/drivers/char/hw_random/timeriomem-rng.c > @@ -53,13 +53,6 @@ static int timeriomem_rng_read(struct hwrng *hwrng, void > *data, > int period_us = ktime_to_us(priv->period); > > /* > - * The RNG provides 32-bits per read. Ensure there is enough space > for > - * at minimum one read. > - */ > - if (max < sizeof(u32)) > - return 0; > - > - /* > * There may not have been enough time for new data to be generated > * since the last request. If the caller doesn't want to wait, let > them > * bail out. Otherwise, wait for the completion. If the new data has > -- > 2.10.0 >
