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

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- 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
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6
drivers/net/tulip/de4x5.c
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@@ -1540,16 +1540,12 @@ de4x5_queue_pkt(struct sk_buff *skb, struct net_device *dev)
static irqreturn_t
de4x5_interrupt(int irq, void *dev_id)
{
struct net_device *dev = (struct net_device *)dev_id;
struct net_device *dev = dev_id;
struct de4x5_private *lp;
s32 imr, omr, sts, limit;
u_long iobase;
unsigned int handled = 0;
if (dev == NULL) {
printk ("de4x5_interrupt(): irq %d for unknown device.\n", irq);
return IRQ_NONE;
}
lp = netdev_priv(dev);
spin_lock(&lp->lock);
iobase = dev->base_addr;