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>
diff --git a/drivers/net/eepro.c b/drivers/net/eepro.c
index aae454a..fd6e978 100644
--- a/drivers/net/eepro.c
+++ b/drivers/net/eepro.c
@@ -1198,17 +1198,11 @@
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);