Messages in this thread | | | From | Grant Likely <> | Date | Wed, 14 Dec 2011 09:08:20 -0700 | Subject | Re: [PATCH 2/9] irq: check domain hwirq range for DT translate |
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On Wed, Dec 14, 2011 at 8:28 AM, Rob Herring <robherring2@gmail.com> wrote: > From: Rob Herring <rob.herring@calxeda.com> > > A DT node may have more than 1 domain associated with it, so make sure > the hwirq number is within range when doing DT translation. > > Signed-off-by: Rob Herring <rob.herring@calxeda.com> > Cc: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
> --- > kernel/irq/irqdomain.c | 3 +++ > 1 files changed, 3 insertions(+), 0 deletions(-) > > diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c > index 200ce83..ae6441e 100644 > --- a/kernel/irq/irqdomain.c > +++ b/kernel/irq/irqdomain.c > @@ -135,6 +135,9 @@ int irq_domain_simple_dt_translate(struct irq_domain *d, > return -EINVAL; > if (intsize < 1) > return -EINVAL; > + if ((intspec[0] < d->hwirq_base) || > + (intspec[0] >= d->hwirq_base + d->nr_irq)) > + return -EINVAL; > > *out_hwirq = intspec[0]; > *out_type = IRQ_TYPE_NONE; > -- > 1.7.5.4 >
-- Grant Likely, B.Sc., P.Eng. Secret Lab Technologies Ltd. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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