code: func IsValidNetworkDevice(devicePath string) bool {
  	/*
  	* DevicePath Samples:
  	* eth1 -> /devices/pci0000:00/0000:00:05.0/net/eth1
  	* eth0 -> ../../devices/pci0000:00/0000:00:03.0/net/eth0
  	* lo   -> ../../devices/virtual/net/lo
  	 */
  	splitDevLink := strings.SplitN(devicePath, "devices/", 2)
  	if len(splitDevLink) != 2 {
  		seelog.Warnf("Cannot determine device validity: %s", devicePath)
  		return false
  	}
  	/*
  	* CoreOS typically employs the vif style for physical net interfaces
  	* Amazon Linux, Ubuntu, RHEL, Fedora, Suse use the traditional pci convention
  	 */
  	if strings.HasPrefix(splitDevLink[1], pciDevicePrefix) || strings.HasPrefix(splitDevLink[1], vifDevicePrefix) {
  		return true
  	}
  	if strings.HasPrefix(splitDevLink[1], virtualDevicePrefix) {
  		return false
  	}
  	// NOTE: Should never reach here
  	seelog.Criticalf("Failed to validate device path: %s", devicePath)
  	return false
  }
docs: // IsValidNetworkDevice is used to differentiate virtual and physical devices
  // Returns true only for pci or vif interfaces