Hi, > -----Original Message----- > +struct device *device_find_connection(struct device *dev, const char > +*con_id) { > + return __device_find_connection(dev, con_id, generic_match, NULL); } - return __device_find_connection(dev, con_id, generic_match, NULL); + return __device_find_connection(dev, con_id, NULL, generic_match); Jun Li > +EXPORT_SYMBOL_GPL(device_find_connection);