diff --git a/drivers/net/can/sja1000/ems_pcmcia.c b/drivers/net/can/sja1000/ems_pcmcia.c index 770304eaef95..80b30768d9c6 100644 --- a/drivers/net/can/sja1000/ems_pcmcia.c +++ b/drivers/net/can/sja1000/ems_pcmcia.c @@ -235,7 +235,12 @@ static int ems_pcmcia_add_card(struct pcmcia_device *pdev, unsigned long base) free_sja1000dev(dev); } - err = request_irq(dev->irq, &ems_pcmcia_interrupt, IRQF_SHARED, + if (!card->channels) { + err = -ENODEV; + goto failure_cleanup; + } + + err = request_irq(pdev->irq, &ems_pcmcia_interrupt, IRQF_SHARED, DRV_NAME, card); if (!err) return 0;