From: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
This patch has been added to the v4.1 stable tree. If you have any
objections, please let us know.
===============
[ Upstream commit 469bcef53c546bb792aa66303933272991b7831d ]
aic_common_irq_fixup() is calling twice of_node_put() on the same node
thus leading to an unbalanced refcount on the root node.
Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
Reported-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
Fixes: b2f579b58e93 ("irqchip: atmel-aic: Add irq fixup infrastructure")
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
---
drivers/irqchip/irq-atmel-aic-common.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/irqchip/irq-atmel-aic-common.c b/drivers/irqchip/irq-atmel-aic-common.c
index 869d01dd4063..270891fb1f32 100644
--- a/drivers/irqchip/irq-atmel-aic-common.c
+++ b/drivers/irqchip/irq-atmel-aic-common.c
@@ -202,7 +202,6 @@ void __init aic_common_irq_fixup(const struct of_device_id *matches)
return;
match = of_match_node(matches, root);
- of_node_put(root);
if (match) {
void (*fixup)(struct device_node *) = match->data;
--
2.11.0