irqchip/alpine-msi: Fix refcount leak in alpine_msix_init_domains

of_irq_find_parent() returns a node pointer with refcount incremented,
We should use of_node_put() on it when not needed anymore.
Add missing of_node_put() to avoid refcount leak.

Fixes: e6b78f2 ("irqchip: Add the Alpine MSIX interrupt controller")
Signed-off-by: Miaoqian Lin <[email protected]>
Signed-off-by: Marc Zyngier <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

Author: Yuuoniy

drivers/irqchip/irq-alpine-msi.c

@@ -199,6 +199,7 @@ static int alpine_msix_init_domains(struct alpine_msix_data *priv,
 	}
 
 	gic_domain = irq_find_host(gic_node);
+	of_node_put(gic_node);
 	if (!gic_domain) {
 		pr_err("Failed to find the GIC domain\n");
 		return -ENXIO;