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authorJeff Garzik <jeff@garzik.org>2006-10-06 14:56:04 -0400
committerJeff Garzik <jeff@garzik.org>2006-10-06 14:56:04 -0400
commitc31f28e778ab299a5035ea2bda64f245b8915d7c (patch)
tree92d1070b0ae0c3528ab2c8787c4402fd8adf5a5f /drivers/net/tulip/de4x5.c
parent86d91bab4806191a8126502d80d729c2a4765ebe (diff)
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>
Diffstat (limited to 'drivers/net/tulip/de4x5.c')
-rw-r--r--drivers/net/tulip/de4x5.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/net/tulip/de4x5.c b/drivers/net/tulip/de4x5.c
index e17f9779ead..3f4b6408b75 100644
--- a/drivers/net/tulip/de4x5.c
+++ b/drivers/net/tulip/de4x5.c
@@ -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;