Re: [PATCH] HID: hid-sensor-custom: remove useless variable

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On Fri, 2021-04-09 at 15:15 +0800, Jiapeng Chong wrote:
> Fix the following gcc warning:
> 
> drivers/hid/hid-sensor-custom.c:400:7: warning: variable ‘ret’ set
> but
> not used [-Wunused-but-set-variable].
> 
> Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx

> ---
>  drivers/hid/hid-sensor-custom.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/hid/hid-sensor-custom.c b/drivers/hid/hid-
> sensor-custom.c
> index 2628bc5..e430673 100644
> --- a/drivers/hid/hid-sensor-custom.c
> +++ b/drivers/hid/hid-sensor-custom.c
> @@ -397,15 +397,14 @@ static ssize_t store_value(struct device *dev,
> struct device_attribute *attr,
>  
>  	if (!strncmp(name, "value", strlen("value"))) {
>  		u32 report_id;
> -		int ret;
>  
>  		if (kstrtoint(buf, 0, &value) != 0)
>  			return -EINVAL;
>  
>  		report_id = sensor_inst->fields[field_index].attribute.
>  								report_
> id;
> -		ret = sensor_hub_set_feature(sensor_inst->hsdev,
> report_id,
> -					     index, sizeof(value),
> &value);
> +		sensor_hub_set_feature(sensor_inst->hsdev, report_id,
> index,
> +				       sizeof(value), &value);
>  	} else
>  		return -EINVAL;
>  




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