*/
static irqreturn_t ali_ircc_interrupt(int irq, void *dev_id)
{
- struct net_device *dev = (struct net_device *) dev_id;
+ struct net_device *dev = dev_id;
struct ali_ircc_cb *self;
int ret;
IRDA_DEBUG(2, "%s(), ---------------- Start ----------------\n", __FUNCTION__);
- if (!dev) {
- IRDA_WARNING("%s: irq %d for unknown device.\n",
- ALI_IRCC_DRIVER_NAME, irq);
- return IRQ_NONE;
- }
-
- self = (struct ali_ircc_cb *) dev->priv;
+ self = dev->priv;
spin_lock(&self->lock);