Re: [PATCH] soc: amlogic: Fix refcount leak in meson-secure-pwrc.c

[Neil Armstrong]

On 16/06/2022 16:49, Liang He wrote:
> In meson_secure_pwrc_probe(), there is a refcount leak in one fail
> path.
>
> Signed-off-by: Liang He <windhl@xxxxxxx>
Fixes: b3dde5013e13 ("soc: amlogic: Add support for Secure power domains controller")
> ---
>   drivers/soc/amlogic/meson-secure-pwrc.c | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/soc/amlogic/meson-secure-pwrc.c b/drivers/soc/amlogic/meson-secure-pwrc.c
> index a10a417a87db..e93518763526 100644
> --- a/drivers/soc/amlogic/meson-secure-pwrc.c
> +++ b/drivers/soc/amlogic/meson-secure-pwrc.c
> @@ -152,8 +152,10 @@ static int meson_secure_pwrc_probe(struct platform_device *pdev)
>   	}
>   
>   	pwrc = devm_kzalloc(&pdev->dev, sizeof(*pwrc), GFP_KERNEL);
> -	if (!pwrc)
> +	if (!pwrc) {
> +		of_node_put(sm_np);
>   		return -ENOMEM;
> +	}
>   
>   	pwrc->fw = meson_sm_get(sm_np);
>   	of_node_put(sm_np);


Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>