Re: [PATCH 24/32] tools:iio: return values directly

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On 31/05/15 13:40, Hartmut Knaack wrote:
> Return directly, if no common cleanup is required.
> 
> Signed-off-by: Hartmut Knaack <knaack.h@xxxxxx>
Applied.
> ---
>  tools/iio/generic_buffer.c    |  5 ++---
>  tools/iio/iio_event_monitor.c |  5 ++---
>  tools/iio/iio_utils.c         | 27 ++++++++++++---------------
>  3 files changed, 16 insertions(+), 21 deletions(-)
> 
> diff --git a/tools/iio/generic_buffer.c b/tools/iio/generic_buffer.c
> index 2f48843..f17b168 100644
> --- a/tools/iio/generic_buffer.c
> +++ b/tools/iio/generic_buffer.c
> @@ -238,8 +238,7 @@ int main(int argc, char **argv)
>  	dev_num = find_type_by_name(device_name, "iio:device");
>  	if (dev_num < 0) {
>  		printf("Failed to find the %s\n", device_name);
> -		ret = dev_num;
> -		goto error_ret;
> +		return dev_num;
>  	}
>  	printf("iio device number being used is %d\n", dev_num);
>  
> @@ -410,6 +409,6 @@ error_free_triggername:
>  		free(trigger_name);
>  error_free_dev_dir_name:
>  	free(dev_dir_name);
> -error_ret:
> +
>  	return ret;
>  }
> diff --git a/tools/iio/iio_event_monitor.c b/tools/iio/iio_event_monitor.c
> index ecee8ac..17c27bf 100644
> --- a/tools/iio/iio_event_monitor.c
> +++ b/tools/iio/iio_event_monitor.c
> @@ -258,8 +258,7 @@ int main(int argc, char **argv)
>  			device_name, dev_num);
>  		ret = asprintf(&chrdev_name, "/dev/iio:device%d", dev_num);
>  		if (ret < 0) {
> -			ret = -ENOMEM;
> -			goto error_ret;
> +			return -ENOMEM;
>  		}
>  	} else {
>  		/* If we can't find a IIO device by name assume device_name is a
> @@ -317,6 +316,6 @@ int main(int argc, char **argv)
>  
>  error_free_chrdev_name:
>  	free(chrdev_name);
> -error_ret:
> +
>  	return ret;
>  }
> diff --git a/tools/iio/iio_utils.c b/tools/iio/iio_utils.c
> index 5d5831d..0524725 100644
> --- a/tools/iio/iio_utils.c
> +++ b/tools/iio/iio_utils.c
> @@ -107,10 +107,9 @@ int iioutils_get_type(unsigned *is_signed,
>  	const struct dirent *ent;
>  
>  	ret = asprintf(&scan_el_dir, FORMAT_SCAN_ELEMENTS_DIR, device_dir);
> -	if (ret < 0) {
> -		ret = -ENOMEM;
> -		goto error_ret;
> -	}
> +	if (ret < 0)
> +		return -ENOMEM;
> +
>  	ret = asprintf(&builtname, FORMAT_TYPE_FILE, name);
>  	if (ret < 0) {
>  		ret = -ENOMEM;
> @@ -202,7 +201,7 @@ error_free_builtname:
>  	free(builtname);
>  error_free_scan_el_dir:
>  	free(scan_el_dir);
> -error_ret:
> +
>  	return ret;
>  }
>  
> @@ -230,10 +229,9 @@ int iioutils_get_param_float(float *output,
>  	const struct dirent *ent;
>  
>  	ret = asprintf(&builtname, "%s_%s", name, param_name);
> -	if (ret < 0) {
> -		ret = -ENOMEM;
> -		goto error_ret;
> -	}
> +	if (ret < 0)
> +		return -ENOMEM;
> +
>  	ret = asprintf(&builtname_generic,
>  		       "%s_%s", generic_name, param_name);
>  	if (ret < 0) {
> @@ -277,7 +275,7 @@ error_free_builtname_generic:
>  	free(builtname_generic);
>  error_free_builtname:
>  	free(builtname);
> -error_ret:
> +
>  	return ret;
>  }
>  
> @@ -326,10 +324,9 @@ int build_channel_array(const char *device_dir,
>  
>  	*counter = 0;
>  	ret = asprintf(&scan_el_dir, FORMAT_SCAN_ELEMENTS_DIR, device_dir);
> -	if (ret < 0) {
> -		ret = -ENOMEM;
> -		goto error_ret;
> -	}
> +	if (ret < 0)
> +		return -ENOMEM;
> +
>  	dp = opendir(scan_el_dir);
>  	if (dp == NULL) {
>  		ret = -errno;
> @@ -526,7 +523,7 @@ error_close_dir:
>  
>  error_free_name:
>  	free(scan_el_dir);
> -error_ret:
> +
>  	return ret;
>  }
>  
> 

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