* [PATCH] irqchip/ti-sci: Fix refcount leak in ti_sci_intr_irq_domain_probe
@ 2023-01-02 8:56 Miaoqian Lin
2023-02-05 11:29 ` [irqchip: irq/irqchip-next] " irqchip-bot for Miaoqian Lin
0 siblings, 1 reply; 2+ messages in thread
From: Miaoqian Lin @ 2023-01-02 8:56 UTC (permalink / raw)
To: Nishanth Menon, Tero Kristo, Santosh Shilimkar, Thomas Gleixner,
Marc Zyngier, Lokesh Vutla, linux-arm-kernel, linux-kernel
Cc: linmq006
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: cd844b0715ce ("irqchip/ti-sci-intr: Add support for Interrupt Router driver")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
---
drivers/irqchip/irq-ti-sci-intr.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/irqchip/irq-ti-sci-intr.c b/drivers/irqchip/irq-ti-sci-intr.c
index fe8fad22bcf9..020ddf29efb8 100644
--- a/drivers/irqchip/irq-ti-sci-intr.c
+++ b/drivers/irqchip/irq-ti-sci-intr.c
@@ -236,6 +236,7 @@ static int ti_sci_intr_irq_domain_probe(struct platform_device *pdev)
}
parent_domain = irq_find_host(parent_node);
+ of_node_put(parent_node);
if (!parent_domain) {
dev_err(dev, "Failed to find IRQ parent domain\n");
return -ENODEV;
--
2.25.1
^ permalink raw reply [flat|nested] 2+ messages in thread* [irqchip: irq/irqchip-next] irqchip/ti-sci: Fix refcount leak in ti_sci_intr_irq_domain_probe
2023-01-02 8:56 [PATCH] irqchip/ti-sci: Fix refcount leak in ti_sci_intr_irq_domain_probe Miaoqian Lin
@ 2023-02-05 11:29 ` irqchip-bot for Miaoqian Lin
0 siblings, 0 replies; 2+ messages in thread
From: irqchip-bot for Miaoqian Lin @ 2023-02-05 11:29 UTC (permalink / raw)
To: linux-kernel; +Cc: Miaoqian Lin, Marc Zyngier, tglx
The following commit has been merged into the irq/irqchip-next branch of irqchip:
Commit-ID: 02298b7bae12936ca313975b02e7f98b06670d37
Gitweb: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms/02298b7bae12936ca313975b02e7f98b06670d37
Author: Miaoqian Lin <linmq006@gmail.com>
AuthorDate: Mon, 02 Jan 2023 12:56:10 +04:00
Committer: Marc Zyngier <maz@kernel.org>
CommitterDate: Sun, 05 Feb 2023 11:11:24
irqchip/ti-sci: Fix refcount leak in ti_sci_intr_irq_domain_probe
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: cd844b0715ce ("irqchip/ti-sci-intr: Add support for Interrupt Router driver")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230102085611.3955984-1-linmq006@gmail.com
---
drivers/irqchip/irq-ti-sci-intr.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/irqchip/irq-ti-sci-intr.c b/drivers/irqchip/irq-ti-sci-intr.c
index fe8fad2..020ddf2 100644
--- a/drivers/irqchip/irq-ti-sci-intr.c
+++ b/drivers/irqchip/irq-ti-sci-intr.c
@@ -236,6 +236,7 @@ static int ti_sci_intr_irq_domain_probe(struct platform_device *pdev)
}
parent_domain = irq_find_host(parent_node);
+ of_node_put(parent_node);
if (!parent_domain) {
dev_err(dev, "Failed to find IRQ parent domain\n");
return -ENODEV;
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2023-02-05 11:30 UTC | newest]
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2023-01-02 8:56 [PATCH] irqchip/ti-sci: Fix refcount leak in ti_sci_intr_irq_domain_probe Miaoqian Lin
2023-02-05 11:29 ` [irqchip: irq/irqchip-next] " irqchip-bot for Miaoqian Lin
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