diff mbox

[1/7] extcon: add missing of_node_put after calling of_parse_phandle

Message ID 1467366121-14120-2-git-send-email-peter.chen@nxp.com (mailing list archive)
State Not Applicable
Headers show

Commit Message

Peter Chen July 1, 2016, 9:41 a.m. UTC
of_node_put needs to be called when the device node which is got
from of_parse_phandle has finished using.

Cc: MyungJoo Ham <myungjoo.ham@samsung.com>
Cc: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
---
 drivers/extcon/extcon.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Chanwoo Choi July 2, 2016, 4:46 a.m. UTC | #1
Hi Peter,

Applied it.

Regards,
Chanwoo Choi

2016-07-01 18:41 GMT+09:00 Peter Chen <peter.chen@nxp.com>:
> of_node_put needs to be called when the device node which is got
> from of_parse_phandle has finished using.
>
> Cc: MyungJoo Ham <myungjoo.ham@samsung.com>
> Cc: Chanwoo Choi <cw00.choi@samsung.com>
> Signed-off-by: Peter Chen <peter.chen@nxp.com>
> ---
>  drivers/extcon/extcon.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
> index 21a123c..86ea14d 100644
> --- a/drivers/extcon/extcon.c
> +++ b/drivers/extcon/extcon.c
> @@ -1107,10 +1107,12 @@ struct extcon_dev *extcon_get_edev_by_phandle(struct device *dev, int index)
>         list_for_each_entry(edev, &extcon_dev_list, entry) {
>                 if (edev->dev.parent && edev->dev.parent->of_node == node) {
>                         mutex_unlock(&extcon_dev_list_lock);
> +                       of_node_put(node);
>                         return edev;
>                 }
>         }
>         mutex_unlock(&extcon_dev_list_lock);
> +       of_node_put(node);
>
>         return ERR_PTR(-EPROBE_DEFER);
>  }
> --
> 1.9.1
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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diff mbox

Patch

diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
index 21a123c..86ea14d 100644
--- a/drivers/extcon/extcon.c
+++ b/drivers/extcon/extcon.c
@@ -1107,10 +1107,12 @@  struct extcon_dev *extcon_get_edev_by_phandle(struct device *dev, int index)
 	list_for_each_entry(edev, &extcon_dev_list, entry) {
 		if (edev->dev.parent && edev->dev.parent->of_node == node) {
 			mutex_unlock(&extcon_dev_list_lock);
+			of_node_put(node);
 			return edev;
 		}
 	}
 	mutex_unlock(&extcon_dev_list_lock);
+	of_node_put(node);
 
 	return ERR_PTR(-EPROBE_DEFER);
 }