From 270d967527ed4913972ff4efc86a9e1722e30996 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Oliver=20Gond=C5=BEa?= <ogondza@gmail.com>
Date: Fri, 11 Oct 2019 13:36:44 +0200
Subject: [PATCH] [JENKINS-59605] Unify the JS validation behavior

---
 war/src/main/webapp/scripts/hudson-behavior.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/war/src/main/webapp/scripts/hudson-behavior.js b/war/src/main/webapp/scripts/hudson-behavior.js
index d0e2645846..04270d61a5 100644
--- a/war/src/main/webapp/scripts/hudson-behavior.js
+++ b/war/src/main/webapp/scripts/hudson-behavior.js
@@ -495,7 +495,7 @@ function registerRegexpValidator(e,regexp,message) {
     e.onchange = function() {
         var set = oldOnchange != null ? oldOnchange.call(this) : false;
         if (this.value.match(regexp)) {
-            if (!set) this.targetElement.innerHTML = "";
+            if (!set) this.targetElement.innerHTML = "<div/>";
         } else {
             this.targetElement.innerHTML = "<div class=error>" + message + "</div>";
             set = true;