[PATCH] pinctrl: mediatek: fix a memleak when do dt maps.
Daniel Kurtz
djkurtz at chromium.org
Mon Nov 16 18:50:26 PST 2015
On Tue, Nov 17, 2015 at 10:34 AM, Hongzhou Yang
<hongzhou.yang at mediatek.com> wrote:
> configs will kmemdup to dup_configs in pictrl util function.
> So configs need to be freed.
>
> Signed-off-by: Hongzhou Yang <hongzhou.yang at mediatek.com>
> ---
> Fix a memleak issue.
>
> drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
> index bbf0230..0000b5a 100644
> --- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
> +++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
> @@ -568,9 +568,10 @@ static int mtk_pctrl_dt_subnode_to_map(struct pinctrl_dev *pctldev,
> }
> }
>
> - return 0;
> + err = 0;
>
> fail:
This isn't just 'fail' case anymore, so change label name to something
like "exit".
> + kfree(configs);
Do we also need to kfree in the "if (!num_pins || !maps_per_pin)" error case?
> return err;
> }
>
> --
> 1.7.9.5
>
> --
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