[JENKINS-49573] Fix bad serialization of ParametersAction.parameterDe…

…finitionNames. (cherry picked part of commit fcae9bb)
jenkinsci · Mar 26, 2018 · 5d4a76d · 5d4a76d
1 parent aa799e3
commit 5d4a76d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/core/src/main/java/hudson/model/ParametersAction.java b/core/src/main/java/hudson/model/ParametersAction.java
@@ -299,7 +299,7 @@ private Object readResolve() {
     public void onAttached(Run<?, ?> r) {
         ParametersDefinitionProperty p = r.getParent().getProperty(ParametersDefinitionProperty.class);
         if (p != null) {
-            this.parameterDefinitionNames = p.getParameterDefinitionNames();
+            this.parameterDefinitionNames = new ArrayList<>(p.getParameterDefinitionNames());
         } else {
             this.parameterDefinitionNames = Collections.emptyList();
         }