[PATCH linux-next] backlight: use sysfs_emit() to instead of scnprintf()

[Daniel Thompson]

On Mon, Dec 05, 2022 at 03:56:47PM +0800, ye.xingchen at zte.com.cn wrote:
> Subject: [PATCH linux-next] backlight: use sysfs_emit() to instead of
> scnprintf()

Isn't this a v2?

(this isn't just a "nice to have"... I ended up delaying review for
several days until I had time to look up where I had seen these changes
before)


> From: ye xingchen <ye.xingchen at zte.com.cn>
>
> Follow the advice of the Documentation/filesystems/sysfs.rst and show()
> should only use sysfs_emit() or sysfs_emit_at() when formatting the
> value to be returned to user space.
>
> Signed-off-by: ye xingchen <ye.xingchen at zte.com.cn>

Reviewed-by: Daniel Thompson <daniel.thompson at linaro.org>


Daniel.