NO_IRQ is used to check the return of irq_of_parse_and_map().
On some architecture NO_IRQ is 0, on other architectures it is -1.
irq_of_parse_and_map() returns 0 on error, independent of NO_IRQ.
So use 0 instead of using NO_IRQ.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Helge Deller <deller@gmx.de>
par->dev = dev;
par->irq = irq_of_parse_and_map(np, 0);
- if (par->irq == NO_IRQ) {
+ if (!par->irq) {
dev_err(dev, "failed to map irq\n");
ret = -ENODEV;
goto fbrel;