file_inode(f)->i_mapping is f->f_mapping

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/hfs/inode.c

@@ -128,7 +128,7 @@ static ssize_t hfs_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
 {
 	struct file *file = iocb->ki_filp;
 	struct address_space *mapping = file->f_mapping;
-	struct inode *inode = file_inode(file)->i_mapping->host;
+	struct inode *inode = mapping->host;
 	size_t count = iov_iter_count(iter);
 	ssize_t ret;