Fix a minor bug in introspector pair
diff --git a/src/main/java/com/fasterxml/jackson/databind/introspect/AnnotationIntrospectorPair.java b/src/main/java/com/fasterxml/jackson/databind/introspect/AnnotationIntrospectorPair.java
index f1bf6f3..cb7cd51 100644
--- a/src/main/java/com/fasterxml/jackson/databind/introspect/AnnotationIntrospectorPair.java
+++ b/src/main/java/com/fasterxml/jackson/databind/introspect/AnnotationIntrospectorPair.java
@@ -432,7 +432,7 @@
         } else if (name == PropertyName.USE_DEFAULT) {
             // does the other introspector have a better idea?
             PropertyName name2 = _secondary.findWrapperName(ann);
-            if (name2 != name) {
+            if (name2 != null) {
                 name = name2;
             }
         }