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au1000_eth: remove useless check 

The lifespan of the device covers the request_irq .. free_irq interval.

The cast of a void * pointer is not needed either.

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Francois Romieu 2008-05-12 18:44:21 +02:00 committed by Jeff Garzik
parent 94a47f4161
commit d04455fba3
1 changed files with 1 additions and 6 deletions
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7
drivers/net/au1000_eth.c
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@ -1239,12 +1239,7 @@ static int au1000_rx(struct net_device *dev)
*/
static irqreturn_t au1000_interrupt(int irq, void *dev_id)
{
struct net_device *dev = (struct net_device *) dev_id;
if (dev == NULL) {
printk(KERN_ERR "%s: isr: null dev ptr\n", dev->name);
return IRQ_RETVAL(1);
}
struct net_device *dev = dev_id;
/* Handle RX interrupts first to minimize chance of overrun */