Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / drivers / irqchip / irq-sunxi-nmi.c

diff --git a/kernel/drivers/irqchip/irq-sunxi-nmi.c b/kernel/drivers/irqchip/irq-sunxi-nmi.c
index 4ef1780..1254e98 100644 (file)
--- a/kernel/drivers/irqchip/irq-sunxi-nmi.c
+++ b/kernel/drivers/irqchip/irq-sunxi-nmi.c
@@ -154,9 +154,9 @@ static int __init sunxi_sc_nmi_irq_init(struct device_node *node,
 
        gc = irq_get_domain_generic_chip(domain, 0);
        gc->reg_base = of_io_request_and_map(node, 0, of_node_full_name(node));
-       if (!gc->reg_base) {
+       if (IS_ERR(gc->reg_base)) {
                pr_err("unable to map resource\n");
-               ret = -ENOMEM;
+               ret = PTR_ERR(gc->reg_base);
                goto fail_irqd_remove;
        }