From c31f28e778ab299a5035ea2bda64f245b8915d7c Mon Sep 17 00:00:00 2001 From: Jeff Garzik Date: Fri, 6 Oct 2006 14:56:04 -0400 Subject: 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 --- drivers/net/atp.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) (limited to 'drivers/net/atp.c') diff --git a/drivers/net/atp.c b/drivers/net/atp.c index 062f80e2087..2d306fcb7f3 100644 --- a/drivers/net/atp.c +++ b/drivers/net/atp.c @@ -598,17 +598,13 @@ static int atp_send_packet(struct sk_buff *skb, struct net_device *dev) Handle the network interface interrupts. */ static irqreturn_t atp_interrupt(int irq, void *dev_instance) { - struct net_device *dev = (struct net_device *)dev_instance; + struct net_device *dev = dev_instance; struct net_local *lp; long ioaddr; static int num_tx_since_rx; int boguscount = max_interrupt_work; int handled = 0; - if (dev == NULL) { - printk(KERN_ERR "ATP_interrupt(): irq %d for unknown device.\n", irq); - return IRQ_NONE; - } ioaddr = dev->base_addr; lp = netdev_priv(dev); -- cgit v1.2.3