From: Oleh Kravchenko <oleg@xxxxxxxxxx> [ Upstream commit 7c6082b903ac28dc3f383fba57c6f9e7e2594178 ] Error was detected by PVS-Studio: V512 A call of the 'sprintf' function will lead to overflow of the buffer 'led_data->led_cdev_name'. Acked-by: Jacek Anaszewski <jacek.anaszewski@xxxxxxxxx> Acked-by: Pavel Machek <pavel@xxxxxx> Signed-off-by: Oleh Kravchenko <oleg@xxxxxxxxxx> Signed-off-by: Pavel Machek <pavel@xxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- drivers/leds/leds-mlxreg.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/leds/leds-mlxreg.c b/drivers/leds/leds-mlxreg.c index 1ee48cb21df95..022e973dc7c31 100644 --- a/drivers/leds/leds-mlxreg.c +++ b/drivers/leds/leds-mlxreg.c @@ -209,8 +209,8 @@ static int mlxreg_led_config(struct mlxreg_led_priv_data *priv) brightness = LED_OFF; led_data->base_color = MLXREG_LED_GREEN_SOLID; } - sprintf(led_data->led_cdev_name, "%s:%s", "mlxreg", - data->label); + snprintf(led_data->led_cdev_name, sizeof(led_data->led_cdev_name), + "mlxreg:%s", data->label); led_cdev->name = led_data->led_cdev_name; led_cdev->brightness = brightness; led_cdev->max_brightness = LED_ON; -- 2.25.1
