The driver sets struct fb_info.bl_dev to the correct backlight device. Thus rely on the backlight core code to match backlight and framebuffer devices, and remove the extra check_fb function from struct backlight_ops. Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx> Cc: Robin van der Gracht <robin@xxxxxxxxxxx> --- drivers/auxdisplay/ht16k33.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/auxdisplay/ht16k33.c b/drivers/auxdisplay/ht16k33.c index a90430b7d07ba..0a858db32486b 100644 --- a/drivers/auxdisplay/ht16k33.c +++ b/drivers/auxdisplay/ht16k33.c @@ -325,16 +325,8 @@ static int ht16k33_bl_update_status(struct backlight_device *bl) return ht16k33_brightness_set(priv, brightness); } -static int ht16k33_bl_check_fb(struct backlight_device *bl, struct fb_info *fi) -{ - struct ht16k33_priv *priv = bl_get_data(bl); - - return (fi == NULL) || (fi->par == priv); -} - static const struct backlight_ops ht16k33_bl_ops = { .update_status = ht16k33_bl_update_status, - .check_fb = ht16k33_bl_check_fb, }; /* -- 2.43.0