int pos;
int irq;
- pos = pci_find_capability(dev, PCI_CAP_ID_HT);
- while (pos) {
- u8 subtype;
- pci_read_config_byte(dev, pos + 3, &subtype);
- if (subtype == HT_CAPTYPE_IRQ)
- break;
- pos = pci_find_next_capability(dev, pos, PCI_CAP_ID_HT);
- }
+ pos = pci_find_ht_capability(dev, HT_CAPTYPE_IRQ);
if (!pos)
return -EINVAL;
cfg->msg.address_hi = 0xffffffff;
irq = create_irq();
- if (irq < 0) {
+
+ if (irq <= 0) {
kfree(cfg);
return -EBUSY;
}