Missed a page_address cleanup

@@ -363,7 +363,7 @@
 void ext2_set_link(struct inode *dir, struct ext2_dir_entry_2 *de,
 			struct page *page, struct inode *inode)
 {
-	unsigned from = (char *)de-(char*)page_address(page);
+	unsigned from = (char *) de - page_address(page);
 	unsigned to = from + le16_to_cpu(de->rec_len);
 	int err;