PCI: keystone: Fix error handling of irq_of_parse_and_map()

Return value of irq_of_parse_and_map() is unsigned int, with 0 indicating
failure, so testing for negative result never works.

Signed-off-by: Dmitry Torokhov <dtor@chromium.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-By: Murali Karicheri <m-karicheri2@ti.com>
This commit is contained in:
Dmitry Torokhov 2014-11-14 14:19:03 -08:00 committed by Bjorn Helgaas
parent 97bf6af1f9
commit ea3651fee6

View File

@ -197,7 +197,7 @@ static int ks_pcie_get_irq_controller_info(struct keystone_pcie *ks_pcie,
*/
for (temp = 0; temp < max_host_irqs; temp++) {
host_irqs[temp] = irq_of_parse_and_map(*np_temp, temp);
if (host_irqs[temp] < 0)
if (!host_irqs[temp])
break;
}
if (temp) {