struct w1_master *md = container_of(dev, struct w1_master, dev); 
struct w1_master *md = dev_to_w1_master(dev); 
static ssize_t w1_master_attribute_show_name(struct device *dev, struct device_attribute *attr, char *buf){	struct w1_master *md = container_of(dev, struct w1_master, dev);	ssize_t count;	if (down_interruptible (&md->mutex))		return -EBUSY;	count = sprintf(buf, "%s\n", md->name);	up(&md->mutex);	return count;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/db2d0008de519c5db6baec45f7831e08790301cf/w1.c/buggy/drivers/w1/w1.c