return blkdev_ioctl(bdev->bd_inode, filp, command, arg); 
return blkdev_ioctl(bdev->bd_inode, NULL, command, arg); 
raw_ioctl(struct inode *inode, struct file *filp,		  unsigned int command, unsigned long arg){	struct block_device *bdev = filp->private_data;	return blkdev_ioctl(bdev->bd_inode, filp, command, arg);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/e72022e13d659bece2fc9cb2dd97afa67047dbca/raw.c/clean/drivers/char/raw.c