Re: [PATCH] iio: remove unnecessary condition judgment in am2315_trigger_handler

From: Himanshu Jha
Date: Sat Sep 08 2018 - 08:50:46 EST


On Sat, Sep 08, 2018 at 06:57:36PM +0800, zhong jiang wrote:
> The iterator in for_each_set_bit is never null, therefore, remove
> the redundant conditional judgment.
>
> Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>
> ---
> drivers/iio/humidity/am2315.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/iio/humidity/am2315.c b/drivers/iio/humidity/am2315.c
> index 7d8669d..dc12e37 100644
> --- a/drivers/iio/humidity/am2315.c
> +++ b/drivers/iio/humidity/am2315.c
> @@ -176,8 +176,7 @@ static irqreturn_t am2315_trigger_handler(int irq, void *p)
> i = 0;
> for_each_set_bit(bit, indio_dev->active_scan_mask,
> indio_dev->masklength) {
> - data->buffer[i] = (bit ? sensor_data.temp_data :
> - sensor_data.hum_data);
> + data->buffer[i] = sensor_data.temp_data;

No, this seems wrong!

We have buffer support to either take both readings(temp & humid)
simultaneously, or only single channel using specified scan mask.

Patch title should be:

"iio: humidity: am2315: .... .. "


Thanks
--
Himanshu Jha
Undergraduate Student
Department of Electronics & Communication
Guru Tegh Bahadur Institute of Technology