From: Luca Weiss luca@z3ntu.xyz
[ 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@z3ntu.xyz Reviewed-by: Daniel Thompson daniel.thompson@linaro.org Link: https://lore.kernel.org/r/20240220-lm3630a-fixups-v1-1-9ca62f7e4a33@z3ntu.xy... Signed-off-by: Lee Jones lee@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- 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 419b0334cf087..2aade66db3cf4 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;