[PATCH] gpio/rockchip: fix refcount leak in rockchip_gpiolib_register()

wangyufen wangyufen at huawei.com
Mon Dec 5 17:42:06 PST 2022



在 2022/12/5 18:26, Bartosz Golaszewski 写道:
> On Mon, Dec 5, 2022 at 7:21 AM wangyufen <wangyufen at huawei.com> wrote:
>>
>>
>>
>> 在 2022/12/5 14:19, Wang Yufen 写道:
>>> The node returned by of_get_parent() with refcount incremented,
>>> of_node_put() needs be called when finish using it. So add it in the
>>> end of of_pinctrl_get().
>>>
>>> Fixes: 936ee2675eee ("gpio/rockchip: add driver for rockchip gpio")
>>> Signed-off-by: Wang Yufen <wangyufen at huawei.com>
>>> ---
>>>    drivers/gpio/gpio-rockchip.c | 1 +
>>>    1 file changed, 1 insertion(+)
>>>
>>> diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c
>>> index 870910b..200e43a 100644
>>> --- a/drivers/gpio/gpio-rockchip.c
>>> +++ b/drivers/gpio/gpio-rockchip.c
>>> @@ -610,6 +610,7 @@ static int rockchip_gpiolib_register(struct rockchip_pin_bank *bank)
>>>                        return -ENODATA;
>>>
>>>                pctldev = of_pinctrl_get(pctlnp);
>>> +             of_node_put(pctlnp);
>>>                if (!pctldev)
>>>                        return -ENODEV;
>>>
> 
> Something went wrong when sending the patch? Did you use git send-email?
> 

The patch itself is fine, but I forgot to Cc the author of the patch I 
fixed, so I added a Cc.

Thanks,
Wang

> Bart
> 



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