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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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7
drivers/net/3c523.c
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@@ -902,14 +902,11 @@ static void *alloc_rfa(struct net_device *dev, void *ptr)
static irqreturn_t
elmc_interrupt(int irq, void *dev_id)
{
struct net_device *dev = (struct net_device *) dev_id;
struct net_device *dev = dev_id;
unsigned short stat;
struct priv *p;
if (dev == NULL) {
printk(KERN_ERR "elmc-interrupt: irq %d for unknown device.\n", irq);
return IRQ_NONE;
} else if (!netif_running(dev)) {
if (!netif_running(dev)) {
/* The 3c523 has this habit of generating interrupts during the
reset. I'm not sure if the ni52 has this same problem, but it's
really annoying if we haven't finished initializing it. I was