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* [PATCH] HSI: omap_ssi: Fix refcount leak in ssi_probe
@ 2022-04-04  8:52 Miaoqian Lin
  2022-04-12 10:00 ` Sebastian Reichel
  0 siblings, 1 reply; 2+ messages in thread
From: Miaoqian Lin @ 2022-04-04  8:52 UTC (permalink / raw)
  To: Sebastian Reichel, Miaoqian Lin, Carlos Chinea, linux-kernel

When returning or breaking early from a
for_each_available_child_of_node() loop, we need to explicitly call
of_node_put() on the child node to possibly release the node.

Fixes: b209e047bc74 ("HSI: Introduce OMAP SSI driver")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
---
 drivers/hsi/controllers/omap_ssi_core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c
index 44a3f5660c10..eb9820158318 100644
--- a/drivers/hsi/controllers/omap_ssi_core.c
+++ b/drivers/hsi/controllers/omap_ssi_core.c
@@ -524,6 +524,7 @@ static int ssi_probe(struct platform_device *pd)
 		if (!childpdev) {
 			err = -ENODEV;
 			dev_err(&pd->dev, "failed to create ssi controller port\n");
+			of_node_put(child);
 			goto out3;
 		}
 	}
-- 
2.17.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] HSI: omap_ssi: Fix refcount leak in ssi_probe
  2022-04-04  8:52 [PATCH] HSI: omap_ssi: Fix refcount leak in ssi_probe Miaoqian Lin
@ 2022-04-12 10:00 ` Sebastian Reichel
  0 siblings, 0 replies; 2+ messages in thread
From: Sebastian Reichel @ 2022-04-12 10:00 UTC (permalink / raw)
  To: Miaoqian Lin; +Cc: linux-kernel

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Hi,

On Mon, Apr 04, 2022 at 08:52:32AM +0000, Miaoqian Lin wrote:
> When returning or breaking early from a
> for_each_available_child_of_node() loop, we need to explicitly call
> of_node_put() on the child node to possibly release the node.
> 
> Fixes: b209e047bc74 ("HSI: Introduce OMAP SSI driver")
> Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
> ---

Thanks, queued.

-- Sebastian

>  drivers/hsi/controllers/omap_ssi_core.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c
> index 44a3f5660c10..eb9820158318 100644
> --- a/drivers/hsi/controllers/omap_ssi_core.c
> +++ b/drivers/hsi/controllers/omap_ssi_core.c
> @@ -524,6 +524,7 @@ static int ssi_probe(struct platform_device *pd)
>  		if (!childpdev) {
>  			err = -ENODEV;
>  			dev_err(&pd->dev, "failed to create ssi controller port\n");
> +			of_node_put(child);
>  			goto out3;
>  		}
>  	}
> -- 
> 2.17.1
> 

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^ permalink raw reply	[flat|nested] 2+ messages in thread

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2022-04-04  8:52 [PATCH] HSI: omap_ssi: Fix refcount leak in ssi_probe Miaoqian Lin
2022-04-12 10:00 ` Sebastian Reichel

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