[PATCH 6.1 338/451] backlight: lm3630a: Initialize backlight_properties on init
From: Sasha Levin
Date: Mon Mar 25 2024 - 02:19:03 EST
From: Luca Weiss <luca@xxxxxxxxx>
[ Upstream commit ad9aeb0e3aa90ebdad5fabf9c21783740eb95907 ]
The backlight_properties struct should be initialized to zero before
using, otherwise there will be some random values in the struct.
Fixes: 0c2a665a648e ("backlight: add Backlight driver for lm3630 chip")
Signed-off-by: Luca Weiss <luca@xxxxxxxxx>
Reviewed-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20240220-lm3630a-fixups-v1-1-9ca62f7e4a33@xxxxxxxxx
Signed-off-by: Lee Jones <lee@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/video/backlight/lm3630a_bl.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/video/backlight/lm3630a_bl.c b/drivers/video/backlight/lm3630a_bl.c
index 475f35635bf67..855c275754578 100644
--- a/drivers/video/backlight/lm3630a_bl.c
+++ b/drivers/video/backlight/lm3630a_bl.c
@@ -339,6 +339,7 @@ static int lm3630a_backlight_register(struct lm3630a_chip *pchip)
struct backlight_properties props;
const char *label;
+ memset(&props, 0, sizeof(struct backlight_properties));
props.type = BACKLIGHT_RAW;
if (pdata->leda_ctrl != LM3630A_LEDA_DISABLE) {
props.brightness = pdata->leda_init_brt;
--
2.43.0