From c27366607cf426c18b429708368a8a9abe66827a Mon Sep 17 00:00:00 2001
From: WeichenXu <weichen.xu@databricks.com>
Date: Thu, 12 Apr 2018 17:23:37 +0800
Subject: [PATCH] init pr

---
 .../scala/org/apache/spark/ml/stat/KolmogorovSmirnovTest.scala  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mllib/src/main/scala/org/apache/spark/ml/stat/KolmogorovSmirnovTest.scala b/mllib/src/main/scala/org/apache/spark/ml/stat/KolmogorovSmirnovTest.scala
index af8ff64d33ffe..adf8145726711 100644
--- a/mllib/src/main/scala/org/apache/spark/ml/stat/KolmogorovSmirnovTest.scala
+++ b/mllib/src/main/scala/org/apache/spark/ml/stat/KolmogorovSmirnovTest.scala
@@ -85,7 +85,7 @@ object KolmogorovSmirnovTest {
       dataset: Dataset[_],
       sampleCol: String,
       cdf: Function[java.lang.Double, java.lang.Double]): DataFrame = {
-    test(dataset, sampleCol, (x: Double) => cdf.call(x))
+    test(dataset, sampleCol, (x: Double) => cdf.call(x).toDouble)
   }
 
   /**