drivers/net: eliminate irq handler impossible checks, needless casts

- Eliminate check for irq handler 'dev_id==NULL' where the
  condition never occurs.

- Eliminate needless casts to/from void*

Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Jeff Garzik
2006-10-06 14:56:04 -04:00
parent 86d91bab48
commit c31f28e778
37 changed files with 39 additions and 199 deletions

View File

@@ -1198,17 +1198,11 @@ static int eepro_send_packet(struct sk_buff *skb, struct net_device *dev)
static irqreturn_t
eepro_interrupt(int irq, void *dev_id)
{
struct net_device *dev = (struct net_device *)dev_id;
/* (struct net_device *)(irq2dev_map[irq]);*/
struct net_device *dev = dev_id;
struct eepro_local *lp;
int ioaddr, status, boguscount = 20;
int handled = 0;
if (dev == NULL) {
printk (KERN_ERR "eepro_interrupt(): irq %d for unknown device.\\n", irq);
return IRQ_NONE;
}
lp = netdev_priv(dev);
spin_lock(&lp->lock);