diff options
Diffstat (limited to 'drivers/serial')
| -rw-r--r-- | drivers/serial/8250_pnp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/serial/8250_pnp.c b/drivers/serial/8250_pnp.c index ad07559..1de098e 100644 --- a/drivers/serial/8250_pnp.c +++ b/drivers/serial/8250_pnp.c @@ -439,7 +439,8 @@ serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id) } memset(&port, 0, sizeof(struct uart_port)); - port.irq = pnp_irq(dev, 0); + if (pnp_irq_valid(dev, 0)) + port.irq = pnp_irq(dev, 0); if (pnp_port_valid(dev, 0)) { port.iobase = pnp_port_start(dev, 0); port.iotype = UPIO_PORT; |