The software described in this documentation is either in Extended Support or Sustaining Support. See https://www.oracle.com/us/support/library/enterprise-linux-support-policies-069172.pdf for more information.
Oracle recommends that you upgrade the software described by this documentation as soon as possible.

Chapter 4 Oracle-Supported OFED Packages

The following information describes additional steps specific to Oracle Linux 6 update 9 that may be required to install or upgrade the Oracle-supported OFED packages for UEK R4. This chapter also describes steps to upgrade an Oracle Linux system where the Oracle-supported OFED packages for UEK R4 are already installed.