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/irda/w83977af_ir.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) (limited to 'drivers/net/irda/w83977af_ir.c') diff --git a/drivers/net/irda/w83977af_ir.c b/drivers/net/irda/w83977af_ir.c index b4fb92a7baa8..4212657fa4f9 100644 --- a/drivers/net/irda/w83977af_ir.c +++ b/drivers/net/irda/w83977af_ir.c @@ -1113,17 +1113,12 @@ static __u8 w83977af_fir_interrupt(struct w83977af_ir *self, int isr) */ static irqreturn_t w83977af_interrupt(int irq, void *dev_id) { - struct net_device *dev = (struct net_device *) dev_id; + struct net_device *dev = dev_id; struct w83977af_ir *self; __u8 set, icr, isr; int iobase; - if (!dev) { - printk(KERN_WARNING "%s: irq %d for unknown device.\n", - driver_name, irq); - return IRQ_NONE; - } - self = (struct w83977af_ir *) dev->priv; + self = dev->priv; iobase = self->io.fir_base; -- cgit v1.2.3