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path: root/drivers/net/irda/irport.c
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Diffstat (limited to 'drivers/net/irda/irport.c')
-rw-r--r--drivers/net/irda/irport.c8
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);