leds: mlxreg: Fix possible buffer overflow (7c6082b9) · Commits · 戴 / test

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:

drivers/leds/leds-mlxreg.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -228,8 +228,8 @@ 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;