Redirect To Referer After Login

/**

 * After a user logs in, redirect them back to the page they

 * were on right before going to the login page.

 *

 * @see     wp_login_form

 * @uses    wp_get_referer

 *

 * @param   array $args The default arguments that will be passed to wp_login_form.

 * @return  array

 */

function ed_charitable_redirect_to_previous_page_after_login( $args ) {

    $referrer = wp_get_referer();

    if ( false != $referrer ) {

        $args['redirect'] = $referrer;

    }

    return $args;

}

add_filter( 'charitable_login_form_args', 'ed_charitable_redirect_to_previous_page_after_login' );