Re: [PATCH] fbcon: Destroy mutex on freeing struct fb_info

From: Helge Deller
Date: Mon Aug 22 2022 - 16:09:40 EST


On 8/21/22 13:17, Shigeru Yoshida wrote:
> It's needed to destroy bl_curve_mutex on freeing struct fb_info since
> the mutex is embedded in the structure and initialized when it's
> allocated.
>
> Signed-off-by: Shigeru Yoshida <syoshida@xxxxxxxxxx>

applied.
Thanks,
Helge

> ---
> drivers/video/fbdev/core/fbsysfs.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/video/fbdev/core/fbsysfs.c b/drivers/video/fbdev/core/fbsysfs.c
> index c2a60b187467..4d7f63892dcc 100644
> --- a/drivers/video/fbdev/core/fbsysfs.c
> +++ b/drivers/video/fbdev/core/fbsysfs.c
> @@ -84,6 +84,10 @@ void framebuffer_release(struct fb_info *info)
> if (WARN_ON(refcount_read(&info->count)))
> return;
>
> +#if IS_ENABLED(CONFIG_FB_BACKLIGHT)
> + mutex_destroy(&info->bl_curve_mutex);
> +#endif
> +
> kfree(info->apertures);
> kfree(info);
> }