.set_cur_state = pwm_fan_set_cur_state,
};
-int pwm_fan_of_get_cooling_data(struct device *dev, struct pwm_fan_ctx *ctx)
+static int pwm_fan_of_get_cooling_data(struct device *dev,
+ struct pwm_fan_ctx *ctx)
{
struct device_node *np = dev->of_node;
int num, i, ret;