Commit 39234682 authored by Daniel Thompson's avatar Daniel Thompson Committed by Lee Jones
Browse files

backlight: lp8788: Fully initialize backlight_properties during probe 



props is stack allocated and the fields that are not explcitly set
by the probe function need to be zeroed or we'll get undefined behaviour
(especially so power/blank states)!

Fixes: c5a51053 ("backlight: add new lp8788 backlight driver")
Signed-off-by: default avatarDaniel Thompson <daniel.thompson@linaro.org>
Link: https://lore.kernel.org/r/20240220153532.76613-4-daniel.thompson@linaro.org


Signed-off-by: default avatarLee Jones <lee@kernel.org>
parent abb5a5d9

drivers/video/backlight/lp8788_bl.c

+1 −0
Original line number Diff line number Diff line
@@ -191,6 +191,7 @@ static int lp8788_backlight_register(struct lp8788_bl *bl) 
	int init_brt;

	char *name;



	memset(&props, 0, sizeof(struct backlight_properties));

	props.type = BACKLIGHT_PLATFORM;

	props.max_brightness = MAX_BRIGHTNESS;