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-rwxr-xr-xxenserver/etc_xapi.d_plugins_openvswitch-cfg-update3
1 files changed, 2 insertions, 1 deletions
diff --git a/xenserver/etc_xapi.d_plugins_openvswitch-cfg-update b/xenserver/etc_xapi.d_plugins_openvswitch-cfg-update
index 0668b39d6..be8b6069f 100755
--- a/xenserver/etc_xapi.d_plugins_openvswitch-cfg-update
+++ b/xenserver/etc_xapi.d_plugins_openvswitch-cfg-update
@@ -71,7 +71,8 @@ def update(session, args):
pass
removeControllerCfg()
ret_str += 'Successfully removed controller config. '
- elif controller not in currentControllers:
+ # controller cannot be empty, otherwise, this will always be True.
+ elif controller and controller not in currentControllers:
delete_cacert()
try:
emergency_reset(session, None)