Changelog for kmod-rts5139-1.04-2.el7.elrepo.x86_64.rpm :

* Thu Mar 05 2015 Philip J Perry - 1.04-2- Rebuilt against RHEL 7.1 kernel
* Wed Jul 02 2014 Philip J Perry - 1.04-1- Initial el7 build of the kmod package.- Backported from kernel-3.10.46 staging. [http://elrepo.org/bugs/view.php?id=483]