diff --git a/src/main/java/com/alibaba/druid/wall/spi/WallVisitorUtils.java b/src/main/java/com/alibaba/druid/wall/spi/WallVisitorUtils.java
index 1633edadb6..e25a9b37e2 100644
--- a/src/main/java/com/alibaba/druid/wall/spi/WallVisitorUtils.java
+++ b/src/main/java/com/alibaba/druid/wall/spi/WallVisitorUtils.java
@@ -138,7 +138,7 @@ public class WallVisitorUtils {
             addViolation(visitor, x);
             return;
         }
-        
+
         checkCondition(visitor, x.getWhere());
     }
 
@@ -146,11 +146,11 @@ public class WallVisitorUtils {
         if (x == null) {
             return;
         }
-        
+
         if (visitor.getConfig().isMustParameterized()) {
             ExportParameterVisitor exportParameterVisitor = visitor.getProvider().createExportParameterVisitor();
             x.accept(exportParameterVisitor);
-            
+
             if (exportParameterVisitor.getParameters().size() > 0) {
                 addViolation(visitor, x);
                 return;
@@ -194,7 +194,7 @@ public class WallVisitorUtils {
 
         if (x.getWhere() == null || Boolean.TRUE == getValue(x.getWhere())) {
             addViolation(visitor, x);
-            return;
+            return;
         }
         
         checkCondition(visitor, x.getWhere());