@@ -186,7 +186,7 @@ int fh_pwm_probe(void *priv_data)
PWM_Enable(pwm_obj, RT_FALSE);
- pwm_dev = rt_calloc(sizeof(struct rt_device));
+ pwm_dev = rt_calloc(1,sizeof(struct rt_device));
if (pwm_dev == RT_NULL)
{