[PATCH] irqchip/gic-v3: fix missing of_node_put() in gic_populate_ppi_part()

From: Yang Yingliang
Date: Fri May 06 2022 - 23:23:35 EST


If kcalloc() fails, refcount of 'parts_node' should be decreased.

Fixes: 52085d3f2028 ("irqchip/gic-v3: Dynamically allocate PPI partition descriptors")
Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Yang Yingliang <yangyingliang@xxxxxxxxxx>
---
drivers/irqchip/irq-gic-v3.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index b252d5534547..27a35aec2e48 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -1865,7 +1865,7 @@ static void __init gic_populate_ppi_partitions(struct device_node *gic_node)

gic_data.ppi_descs = kcalloc(gic_data.ppi_nr, sizeof(*gic_data.ppi_descs), GFP_KERNEL);
if (!gic_data.ppi_descs)
- return;
+ goto out_put_node;

nr_parts = of_get_child_count(parts_node);

--
2.25.1