Re: [RFC PATCH 2/9] iio: imu: inv_mpu6050: Fix Yoda conditions

From: Crt Mori
Date: Fri Feb 19 2016 - 04:10:57 EST


This is quite trivial.

Acked-by: Crt Mori <cmo@xxxxxxxxxxx>

On 18 February 2016 at 16:53, Daniel Baluta <daniel.baluta@xxxxxxxxx> wrote:
> This fixes the following checkpatch warning:
> * WARNING: Comparisons should place the constant
> on the right side of the test
>
> Signed-off-by: Daniel Baluta <daniel.baluta@xxxxxxxxx>
> ---
> drivers/iio/imu/inv_mpu6050/inv_mpu_core.c | 6 +++---
> drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c | 2 +-
> 2 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
> index 84e014c..c550ebb 100644
> --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
> +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
> @@ -84,7 +84,7 @@ int inv_mpu6050_switch_engine(struct inv_mpu6050_state *st, bool en, u32 mask)
> * clock source be switched to gyro. Otherwise, it must be set to
> * internal clock
> */
> - if (INV_MPU6050_BIT_PWR_GYRO_STBY == mask) {
> + if (mask == INV_MPU6050_BIT_PWR_GYRO_STBY) {
> result = regmap_read(st->map, st->reg->pwr_mgmt_1, &mgmt_1);
> if (result)
> return result;
> @@ -92,7 +92,7 @@ int inv_mpu6050_switch_engine(struct inv_mpu6050_state *st, bool en, u32 mask)
> mgmt_1 &= ~INV_MPU6050_BIT_CLK_MASK;
> }
>
> - if ((INV_MPU6050_BIT_PWR_GYRO_STBY == mask) && (!en)) {
> + if ((mask == INV_MPU6050_BIT_PWR_GYRO_STBY) && (!en)) {
> /*
> * turning off gyro requires switch to internal clock first.
> * Then turn off gyro engine
> @@ -117,7 +117,7 @@ int inv_mpu6050_switch_engine(struct inv_mpu6050_state *st, bool en, u32 mask)
> if (en) {
> /* Wait for output stabilize */
> msleep(INV_MPU6050_TEMP_UP_TIME);
> - if (INV_MPU6050_BIT_PWR_GYRO_STBY == mask) {
> + if (mask == INV_MPU6050_BIT_PWR_GYRO_STBY) {
> /* switch internal clock to PLL */
> mgmt_1 |= INV_CLK_PLL;
> result = regmap_write(st->map,
> diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
> index 1fc5fd9..441080b 100644
> --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
> +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
> @@ -168,7 +168,7 @@ irqreturn_t inv_mpu6050_read_fifo(int irq, void *p)
>
> result = kfifo_out(&st->timestamps, &timestamp, 1);
> /* when there is no timestamp, put timestamp as 0 */
> - if (0 == result)
> + if (result == 0)
> timestamp = 0;
>
> result = iio_push_to_buffers_with_timestamp(indio_dev, data,
> --
> 2.5.0
>