Messages in this thread Patch in this message | | | From | Miaoqian Lin <> | Subject | [PATCH 5/6] irqchip/gic-v3: Fix refcount leak in gic_populate_ppi_partitions | Date | Wed, 1 Jun 2022 12:09:29 +0400 |
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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: e3825ba1af3a ("irqchip/gic-v3: Add support for partitioned PPIs") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> --- drivers/irqchip/irq-gic-v3.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index 1d5b4755a27e..5c1cf907ee68 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -1973,12 +1973,15 @@ static void __init gic_populate_ppi_partitions(struct device_node *gic_node) continue; cpu = of_cpu_node_to_id(cpu_node); - if (WARN_ON(cpu < 0)) + if (WARN_ON(cpu < 0)) { + of_node_put(cpu_node); continue; + } pr_cont("%pOF[%d] ", cpu_node, cpu); cpumask_set_cpu(cpu, &part->mask); + of_node_put(cpu_node); } pr_cont("}\n"); -- 2.25.1
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