From: Oleh Kravchenko oleg@kaa.org.ua
[ 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@gmail.com Acked-by: Pavel Machek pavel@ucw.cz Signed-off-by: Oleh Kravchenko oleg@kaa.org.ua Signed-off-by: Pavel Machek pavel@ucw.cz Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- 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 1ee48cb21df9..022e973dc7c3 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;