for_each_pci_msi_entry(entry, dev) {
virq = irq_create_direct_mapping(msic->irq_domain);
- if (virq == NO_IRQ) {
+ if (!virq) {
dev_warn(&dev->dev,
"axon_msi: virq allocation failed!\n");
return -1;
dev_dbg(&dev->dev, "axon_msi: tearing down msi irqs\n");
for_each_pci_msi_entry(entry, dev) {
- if (entry->irq == NO_IRQ)
+ if (!entry->irq)
continue;
irq_set_msi_desc(entry->irq, NULL);
}
virq = irq_of_parse_and_map(dn, 0);
- if (virq == NO_IRQ) {
+ if (!virq) {
printk(KERN_ERR "axon_msi: irq parse and map failed for %s\n",
dn->full_name);
goto out_free_fifo;