[PATCH] phy: ti: omap-usb2: Fix refcount leak in omap_usb2_probe
Liam Beguin
liambeguin at gmail.com
Thu May 12 07:41:17 PDT 2022
On Thu, May 12, 2022 at 08:32:33AM +0400, Miaoqian Lin wrote:
> of_parse_phandle() returns a node pointer with refcount
> incremented, we should use of_node_put() on it when done.
> Add missing of_node_put() to avoid refcount leak.
>
> Fixes: 478b6c7436c2 ("usb: phy: omap-usb2: Don't use omap_get_control_dev()")
> Signed-off-by: Miaoqian Lin <linmq006 at gmail.com>
> ---
> drivers/phy/ti/phy-omap-usb2.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/phy/ti/phy-omap-usb2.c b/drivers/phy/ti/phy-omap-usb2.c
> index 31a775877f6e..98133e5fc9de 100644
> --- a/drivers/phy/ti/phy-omap-usb2.c
> +++ b/drivers/phy/ti/phy-omap-usb2.c
> @@ -421,6 +421,7 @@ static int omap_usb2_probe(struct platform_device *pdev)
> }
>
> control_pdev = of_find_device_by_node(control_node);
> + of_node_put(control_node);
> if (!control_pdev) {
> dev_err(&pdev->dev, "Failed to get control device\n");
> return -EINVAL;
> --
> 2.25.1
>
Reviewed-by: Liam Beguin <liambeguin at gmail.com>
Thanks!
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