[PATCH] staging: iio: accel: sca3000_core.c: Remove unused function

[PATCH] staging: iio: accel: sca3000_core.c: Remove unused function

[Rickard Strandqvist]

Remove the function sca3000_check_status() that is not used anywhere.

This was partially found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
---
 drivers/staging/iio/accel/sca3000_core.c |   27 ---------------------------
 1 file changed, 27 deletions(-)

diff --git a/drivers/staging/iio/accel/sca3000_core.c b/drivers/staging/iio/accel/sca3000_core.c
index e4e5639..655e34c 100644
--- a/drivers/staging/iio/accel/sca3000_core.c
+++ b/drivers/staging/iio/accel/sca3000_core.c
@@ -223,33 +223,6 @@ error_ret:
 	return ret;
 }
 
-#ifdef SCA3000_DEBUG
-/**
- * sca3000_check_status() check the status register
- *
- * Only used for debugging purposes
- **/
-static int sca3000_check_status(struct device *dev)
-{
-	int ret;
-	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
-	struct sca3000_state *st = iio_priv(indio_dev);
-
-	mutex_lock(&st->lock);
-	ret = sca3000_read_data_short(st, SCA3000_REG_ADDR_STATUS, 1);
-	if (ret < 0)
-		goto error_ret;
-	if (st->rx[0] & SCA3000_EEPROM_CS_ERROR)
-		dev_err(dev, "eeprom error\n");
-	if (st->rx[0] & SCA3000_SPI_FRAME_ERROR)
-		dev_err(dev, "Previous SPI Frame was corrupt\n");
-
-error_ret:
-	mutex_unlock(&st->lock);
-	return ret;
-}
-#endif /* SCA3000_DEBUG */
-
 /**
  * sca3000_show_rev() - sysfs interface to read the chip revision number
  **/
-- 
1.7.10.4

Re: [PATCH] staging: iio: accel: sca3000_core.c: Remove unused function

[Jonathan Cameron]

On 20/12/14 14:53, Rickard Strandqvist wrote:
> Remove the function sca3000_check_status() that is not used anywhere.
> 
> This was partially found by using a static code analysis program called cppcheck.
> 
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Applied to the togreg branch of iio.git - initially pushed out as testing
for the autobuilders to play with it.

Thanks,

Jonathan
> ---
>  drivers/staging/iio/accel/sca3000_core.c |   27 ---------------------------
>  1 file changed, 27 deletions(-)
> 
> diff --git a/drivers/staging/iio/accel/sca3000_core.c b/drivers/staging/iio/accel/sca3000_core.c
> index e4e5639..655e34c 100644
> --- a/drivers/staging/iio/accel/sca3000_core.c
> +++ b/drivers/staging/iio/accel/sca3000_core.c
> @@ -223,33 +223,6 @@ error_ret:
>  	return ret;
>  }
>  
> -#ifdef SCA3000_DEBUG
> -/**
> - * sca3000_check_status() check the status register
> - *
> - * Only used for debugging purposes
> - **/
> -static int sca3000_check_status(struct device *dev)
> -{
> -	int ret;
> -	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> -	struct sca3000_state *st = iio_priv(indio_dev);
> -
> -	mutex_lock(&st->lock);
> -	ret = sca3000_read_data_short(st, SCA3000_REG_ADDR_STATUS, 1);
> -	if (ret < 0)
> -		goto error_ret;
> -	if (st->rx[0] & SCA3000_EEPROM_CS_ERROR)
> -		dev_err(dev, "eeprom error\n");
> -	if (st->rx[0] & SCA3000_SPI_FRAME_ERROR)
> -		dev_err(dev, "Previous SPI Frame was corrupt\n");
> -
> -error_ret:
> -	mutex_unlock(&st->lock);
> -	return ret;
> -}
> -#endif /* SCA3000_DEBUG */
> -
>  /**
>   * sca3000_show_rev() - sysfs interface to read the chip revision number
>   **/
>