PCI: pcieport-driver: remove invalid warning message

The following warning message should not be displayed for devices
which don't use an interrupt pin.

    pcie_portdrv_probe->Dev[XXXX:XXXX] has invalid IRQ. Check vendor BIOS

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index b4da795..f17e7ed 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -90,7 +90,7 @@
 		return -ENODEV;
 	
 	pci_set_master(dev);
-        if (!dev->irq) {
+        if (!dev->irq && dev->pin) {
 		printk(KERN_WARNING 
 		"%s->Dev[%04x:%04x] has invalid IRQ. Check vendor BIOS\n", 
 		__FUNCTION__, dev->device, dev->vendor);