f2fs: reduce the number of inline_data inode before clearing it

The # of inline_data inode is decreased only when it has inline_data.
After clearing the flag, we can't decreased the number.
Signed-off-by: NJaegeuk Kim <jaegeuk@kernel.org>

fs/f2fs/inline.c

@@ -116,8 +116,8 @@ int f2fs_convert_inline_page(struct dnode_of_data *dn, struct page *page)
 	/* clear inline data and flag after data writeback */
 	truncate_inline_data(dn->inode_page, 0);
 clear_out:
-	f2fs_clear_inline_inode(dn->inode);
 	stat_dec_inline_inode(dn->inode);
+	f2fs_clear_inline_inode(dn->inode);
 	sync_inode_page(dn);
 	f2fs_put_dnode(dn);
 	return 0;