ret = dev_attr->show(dev, buf); 
ret = dev_attr->show(dev, dev_attr, buf); 
dev_attr_show(struct kobject * kobj, struct attribute * attr, char * buf){	struct device_attribute * dev_attr = to_dev_attr(attr);	struct device * dev = to_dev(kobj);	ssize_t ret = -EIO;	if (dev_attr->show)		ret = dev_attr->show(dev, buf);	return ret;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/54b6f35c99974e99e64c05c2895718355123c55f/core.c/clean/drivers/base/core.c