On Fri, Jul 05, 2013 at 11:35:05AM -0600, Stephen Warren wrote:
> On 07/04/2013 01:57 AM, Wei Ni wrote:
> > Add support to handle irq. When the temperature touch
> > the limit value, the driver can handle the interrupt.
>
> > + if (client->irq >= 0) {
>
> 0 isn't a valid IRQ, so you can write that as simply if (client->irq).
>
If I recall correctly, it is valid on some platforms.
Guenter
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