DT: Update Linux Cleanup for ONU Reboot

Change-Id: I95ab2270b4f6ad502dbd707d1eed44076cf22478
diff --git a/tests/dt-workflow/Voltha_DT_FailureScenarios.robot b/tests/dt-workflow/Voltha_DT_FailureScenarios.robot
index d4e6618..7c779eb 100644
--- a/tests/dt-workflow/Voltha_DT_FailureScenarios.robot
+++ b/tests/dt-workflow/Voltha_DT_FailureScenarios.robot
@@ -72,6 +72,7 @@
     Run Keyword If    ${has_dataplane}    Clean Up Linux
     Wait Until Keyword Succeeds    ${timeout}    2s    Perform Sanity Test DT
     Power Switch Connection Suite    ${web_power_switch.ip}    ${web_power_switch.user}    ${web_power_switch.password}
+    Run Keyword If    ${has_dataplane}    Clean Up Linux
     FOR    ${I}    IN RANGE    0    ${num_onus}
         ${src}=    Set Variable    ${hosts.src[${I}]}
         ${dst}=    Set Variable    ${hosts.dst[${I}]}
@@ -108,7 +109,7 @@
         Run Keyword And Continue On Failure    Wait Until Keyword Succeeds    ${timeout}    5s
         ...    Verify Subscriber Access Flows Added For ONU DT    ${ONOS_SSH_IP}    ${ONOS_SSH_PORT}    ${of_id}
         ...    ${onu_port}    ${nni_port}    ${src['s_tag']}
-        Run Keyword If    ${has_dataplane}    Clean Up Linux
+        #Run Keyword If    ${has_dataplane}    Clean Up Linux
         Run Keyword If    ${has_dataplane}    Run Keyword And Continue On Failure    Validate DHCP and Ping    True
         ...    True    ${src['dp_iface_name']}    ${src['s_tag']}    ${src['c_tag']}    ${dst['dp_iface_ip_qinq']}
         ...    ${src['ip']}    ${src['user']}    ${src['pass']}    ${src['container_type']}    ${src['container_name']}