SERVER-39019 Fix incorrect $elemMatch $ne serialization

1 files changed, 3 insertions, 3 deletions

diff --git a/src/mongo/db/matcher/schema/expression_internal_schema_object_match.cpp b/src/mongo/db/matcher/schema/expression_internal_schema_object_match.cpp
index e3e0da0db4b..ab36f871ef3 100644
--- a/src/mongo/db/matcher/schema/expression_internal_schema_object_match.cpp
+++ b/src/mongo/db/matcher/schema/expression_internal_schema_object_match.cpp
@@ -57,12 +57,12 @@ void InternalSchemaObjectMatchExpression::debugString(StringBuilder& debug, int
     _sub->debugString(debug, level + 1);
 }
 
-void InternalSchemaObjectMatchExpression::serialize(BSONObjBuilder* out) const {
-    BSONObjBuilder objMatchBob(out->subobjStart(path()));
+BSONObj InternalSchemaObjectMatchExpression::getSerializedRightHandSide() const {
+    BSONObjBuilder objMatchBob;
     BSONObjBuilder subBob(objMatchBob.subobjStart(kName));
     _sub->serialize(&subBob);
     subBob.doneFast();
-    objMatchBob.doneFast();
+    return objMatchBob.obj();
 }
 
 bool InternalSchemaObjectMatchExpression::equivalent(const MatchExpression* other) const {