Return comments_link() instead of echoing it

Use get_comments_link(), it retrieve the link without echoing it.
This is the function that is used by comments_link().

See also: http://codex.wordpress.org/Function_Reference/comments_link

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)