Re: [PATCH 29/37] sparseirq: change irq_desc_ptrs to static

[Christoph Lameter]

On Fri, 15 Jan 2010, Yinghai Lu wrote:

> +void replace_irq_desc(unsigned int irq, struct irq_desc *desc)
> +{
> +	if (irq_desc_ptrs && irq < nr_irqs)
> +		irq_desc_ptrs[irq] = desc;
> +}

Why is it now ok to specify an out of range irq number?

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