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| author | Jeff Garzik <jeff@garzik.org> | 2006-10-06 14:56:04 -0400 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-10-06 14:56:04 -0400 |
| commit | c31f28e778ab299a5035ea2bda64f245b8915d7c (patch) | |
| tree | 92d1070b0ae0c3528ab2c8787c4402fd8adf5a5f /drivers/net/irda/irport.c | |
| parent | 86d91bab4806191a8126502d80d729c2a4765ebe (diff) | |
| download | lwn-c31f28e778ab299a5035ea2bda64f245b8915d7c.tar.gz lwn-c31f28e778ab299a5035ea2bda64f245b8915d7c.zip | |
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/irda/irport.c')
| -rw-r--r-- | drivers/net/irda/irport.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/net/irda/irport.c b/drivers/net/irda/irport.c index 6ea78ececca7..654a68b490ae 100644 --- a/drivers/net/irda/irport.c +++ b/drivers/net/irda/irport.c @@ -766,18 +766,14 @@ static inline void irport_receive(struct irport_cb *self) */ static irqreturn_t irport_interrupt(int irq, void *dev_id) { - struct net_device *dev = (struct net_device *) dev_id; + struct net_device *dev = dev_id; struct irport_cb *self; int boguscount = 0; int iobase; int iir, lsr; int handled = 0; - if (!dev) { - IRDA_WARNING("%s() irq %d for unknown device.\n", __FUNCTION__, irq); - return IRQ_NONE; - } - self = (struct irport_cb *) dev->priv; + self = dev->priv; spin_lock(&self->lock); |