make setting host_tags a little safer if we're using the module default of undef

1 files changed, 3 insertions, 3 deletions

diff --git a/manifests/agent.pp b/manifests/agent.pp
index 9a365a3..e34a293 100644
--- a/manifests/agent.pp
+++ b/manifests/agent.pp
@@ -26,10 +26,10 @@ class check_mk::agent (
       include check_mk::agent::service
     }
     'ssh': {
-      if ( $host_tags != '' ) {
-        $tags = "${host_tags}|${use_ssh_tag}"
-      } else {
+      if ( $host_tags == undef ) or ( $host_tags == '' ) {
         $tags = $use_ssh_tag
+      } else {
+        $tags = "${host_tags}|${use_ssh_tag}"
       }
     }
     default: {}