diff mbox series

irqchip/apple-aic: Fix refcount leak in build_fiq_affinity

Message ID 20220517111710.37753-1-linmq006@gmail.com (mailing list archive)
State New, archived
Headers show
Series irqchip/apple-aic: Fix refcount leak in build_fiq_affinity | expand

Commit Message

Miaoqian Lin May 17, 2022, 11:17 a.m. UTC 
of_find_node_by_phandle() returns a node pointer with refcount
incremented, we should use of_node_put() on it when not need anymore.
Add missing of_node_put() to avoid refcount leak.

Fixes: a5e8801202b3 ("irqchip/apple-aic: Parse FIQ affinities from device-tree")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
---
 drivers/irqchip/irq-apple-aic.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/irqchip/irq-apple-aic.c b/drivers/irqchip/irq-apple-aic.c
index 12dd48727a15..478d0af16d9f 100644
--- a/drivers/irqchip/irq-apple-aic.c
+++ b/drivers/irqchip/irq-apple-aic.c
@@ -1035,6 +1035,7 @@  static void build_fiq_affinity(struct aic_irq_chip *ic, struct device_node *aff)
 			continue;
 
 		cpu = of_cpu_node_to_id(cpu_node);
+		of_node_put(cpu_node);
 		if (WARN_ON(cpu < 0))
 			continue;