diff mbox

[v3,3/4] Staging: iio: adis16209: Adjust a switch statement

Message ID 5c523865f71eb68181bd2b207685bdf5e9b8da83.1520164945.git.shreeya.patel23498@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Shreeya Patel March 4, 2018, 12:43 p.m. UTC
Adjust a switch block to explicitly match channels and
return -EINVAL as default case which makes the code
semantically more clear.

Signed-off-by: Shreeya Patel <shreeya.patel23498@gmail.com>
---

Changes in v3
  -After split patch.

 drivers/staging/iio/accel/adis16209.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

Comments

Jonathan Cameron March 7, 2018, 9:07 p.m. UTC | #1
On Sun,  4 Mar 2018 18:13:12 +0530
Shreeya Patel <shreeya.patel23498@gmail.com> wrote:

> Adjust a switch block to explicitly match channels and
> return -EINVAL as default case which makes the code
> semantically more clear.
> 
> Signed-off-by: Shreeya Patel <shreeya.patel23498@gmail.com>
Applied to the togreg branch of iio.git and pushed out as testing
for the autobuilders to play with it.

Thanks,

Jonathan.
> ---
> 
> Changes in v3
>   -After split patch.
> 
>  drivers/staging/iio/accel/adis16209.c | 10 ++++++++--
>  1 file changed, 8 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/iio/accel/adis16209.c b/drivers/staging/iio/accel/adis16209.c
> index eb5c878..9cb1ce0 100644
> --- a/drivers/staging/iio/accel/adis16209.c
> +++ b/drivers/staging/iio/accel/adis16209.c
> @@ -155,10 +155,16 @@ static int adis16209_read_raw(struct iio_dev *indio_dev,
>  		switch (chan->type) {
>  		case IIO_VOLTAGE:
>  			*val = 0;
> -			if (chan->channel == 0)
> +			switch (chan->channel) {
> +			case 0:
>  				*val2 = 305180; /* 0.30518 mV */
> -			else
> +				break;
> +			case 1:
>  				*val2 = 610500; /* 0.6105 mV */
> +				break;
> +			default:
> +				return -EINVAL;
> +			}
>  			return IIO_VAL_INT_PLUS_MICRO;
>  		case IIO_TEMP:
>  			*val = -470;

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diff mbox

Patch

diff --git a/drivers/staging/iio/accel/adis16209.c b/drivers/staging/iio/accel/adis16209.c
index eb5c878..9cb1ce0 100644
--- a/drivers/staging/iio/accel/adis16209.c
+++ b/drivers/staging/iio/accel/adis16209.c
@@ -155,10 +155,16 @@  static int adis16209_read_raw(struct iio_dev *indio_dev,
 		switch (chan->type) {
 		case IIO_VOLTAGE:
 			*val = 0;
-			if (chan->channel == 0)
+			switch (chan->channel) {
+			case 0:
 				*val2 = 305180; /* 0.30518 mV */
-			else
+				break;
+			case 1:
 				*val2 = 610500; /* 0.6105 mV */
+				break;
+			default:
+				return -EINVAL;
+			}
 			return IIO_VAL_INT_PLUS_MICRO;
 		case IIO_TEMP:
 			*val = -470;