Re: [PATCH] ACPI, APEI, EINJ: Change to use DEFINE_SHOW_ATTRIBUTE macro

From: Rafael J. Wysocki
Date: Mon Dec 17 2018 - 06:40:47 EST


On Friday, November 30, 2018 6:01:06 PM CET Yangtao Li wrote:
> Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
>
> Signed-off-by: Yangtao Li <tiny.windzz@xxxxxxxxx>
> ---
> drivers/acpi/apei/einj.c | 12 +-----------
> 1 file changed, 1 insertion(+), 11 deletions(-)
>
> diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c
> index b38737c83a24..fcccbfdbdd1a 100644
> --- a/drivers/acpi/apei/einj.c
> +++ b/drivers/acpi/apei/einj.c
> @@ -607,17 +607,7 @@ static int available_error_type_show(struct seq_file *m, void *v)
> return 0;
> }
>
> -static int available_error_type_open(struct inode *inode, struct file *file)
> -{
> - return single_open(file, available_error_type_show, NULL);
> -}
> -
> -static const struct file_operations available_error_type_fops = {
> - .open = available_error_type_open,
> - .read = seq_read,
> - .llseek = seq_lseek,
> - .release = single_release,
> -};
> +DEFINE_SHOW_ATTRIBUTE(available_error_type);
>
> static int error_type_get(void *data, u64 *val)
> {
>

Applied, thanks!