Re: [PATCH v3] comedi: convert sysfs snprintf to sysfs_emit

[Ian Abbott]

On 31/08/2022 14:09, Xuezhi Zhang wrote:
> From: Xuezhi Zhang <zhangxuezhi1@xxxxxxxxxxx>
>
> Fix up all sysfs show entries to use sysfs_emit
>
> Signed-off-by: Xuezhi Zhang <zhangxuezhi1@xxxxxxxxxxx>
> ---
> v2: use a proper name for the Signed-off-by line.
> v3: fix From line and Subject line.
> ---
>   drivers/comedi/comedi_fops.c | 8 ++++----
>   1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/comedi/comedi_fops.c b/drivers/comedi/comedi_fops.c
> index 55a0cae04b8d..e2114bcf815a 100644
> --- a/drivers/comedi/comedi_fops.c
> +++ b/drivers/comedi/comedi_fops.c
> @@ -396,7 +396,7 @@ static ssize_t max_read_buffer_kb_show(struct device *csdev,
>   	mutex_unlock(&dev->mutex);
>   
>   	comedi_dev_put(dev);
> -	return snprintf(buf, PAGE_SIZE, "%u\n", size);
> +	return sysfs_emit(buf, "%u\n", size);
>   }
>   
>   static ssize_t max_read_buffer_kb_store(struct device *csdev,
> @@ -452,7 +452,7 @@ static ssize_t read_buffer_kb_show(struct device *csdev,
>   	mutex_unlock(&dev->mutex);
>   
>   	comedi_dev_put(dev);
> -	return snprintf(buf, PAGE_SIZE, "%u\n", size);
> +	return sysfs_emit(buf, "%u\n", size);
>   }
>   
>   static ssize_t read_buffer_kb_store(struct device *csdev,
> @@ -509,7 +509,7 @@ static ssize_t max_write_buffer_kb_show(struct device *csdev,
>   	mutex_unlock(&dev->mutex);
>   
>   	comedi_dev_put(dev);
> -	return snprintf(buf, PAGE_SIZE, "%u\n", size);
> +	return sysfs_emit(buf, "%u\n", size);
>   }
>   
>   static ssize_t max_write_buffer_kb_store(struct device *csdev,
> @@ -565,7 +565,7 @@ static ssize_t write_buffer_kb_show(struct device *csdev,
>   	mutex_unlock(&dev->mutex);
>   
>   	comedi_dev_put(dev);
> -	return snprintf(buf, PAGE_SIZE, "%u\n", size);
> +	return sysfs_emit(buf, "%u\n", size);
>   }
>   
>   static ssize_t write_buffer_kb_store(struct device *csdev,

Looks good, thanks!

Reviewed-by: Ian Abbott <abbotti@xxxxxxxxx>

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