diff --git a/drivers/pci/controller/pci-ftpci100.c b/drivers/pci/controller/pci-ftpci100.c
index a1ebe9e..20bb256 100644
--- a/drivers/pci/controller/pci-ftpci100.c
+++ b/drivers/pci/controller/pci-ftpci100.c
@@ -355,11 +355,13 @@ static int faraday_pci_setup_cascaded_irq(struct faraday_pci *p)
 	irq = of_irq_get(intc, 0);
 	if (irq <= 0) {
 		dev_err(p->dev, "failed to get parent IRQ\n");
+		of_node_put(intc);
 		return irq ?: -EINVAL;
 	}
 
 	p->irqdomain = irq_domain_add_linear(intc, PCI_NUM_INTX,
 					     &faraday_pci_irqdomain_ops, p);
+	of_node_put(intc);
 	if (!p->irqdomain) {
 		dev_err(p->dev, "failed to create Gemini PCI IRQ domain\n");
 		return -EINVAL;