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irqchip/ti-sci: Fix refcount leak in ti_sci_intr_irq_domain_probe

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[ Upstream commit 02298b7bae ]

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: cd844b0715 ("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
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Miaoqian Lin
2023-01-02 12:56:10 +04:00
committed by Greg Kroah-Hartman
parent 91e149b201
commit 4ae40c20f1
1 changed files with 1 additions and 0 deletions
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drivers/irqchip/irq-ti-sci-intr.c
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@@ -236,6 +236,7 @@ static int ti_sci_intr_irq_domain_probe(struct platform_device *pdev)
} }
parent_domain = irq_find_host(parent_node); parent_domain = irq_find_host(parent_node);
of_node_put(parent_node);
if (!parent_domain) { if (!parent_domain) {
dev_err(dev, "Failed to find IRQ parent domain\n"); dev_err(dev, "Failed to find IRQ parent domain\n");
return -ENODEV; return -ENODEV;