SERVER-21604 v3.0 mongos fails to ping config.mongos if config servers are v3.2

1 files changed, 5 insertions, 2 deletions

diff --git a/src/mongo/db/write_concern.h b/src/mongo/db/write_concern.h
index 146a7ec94d0..873e6114af1 100644
--- a/src/mongo/db/write_concern.h
+++ b/src/mongo/db/write_concern.h
@@ -54,13 +54,16 @@ void setupSynchronousCommit(OperationContext* txn);
  * Verifies that the writeConcern is of type Object (BSON type) and
  * that the resulting writeConcern is valid for this particular host.
  */
-StatusWith<WriteConcernOptions> extractWriteConcern(const BSONObj& cmdObj,
+StatusWith<WriteConcernOptions> extractWriteConcern(OperationContext* txn,
+                                                    const BSONObj& cmdObj,
                                                     const std::string& dbName);
 
 /**
  * Verifies that a WriteConcern is valid for this particular host.
  */
-Status validateWriteConcern(const WriteConcernOptions& writeConcern, const std::string& dbName);
+Status validateWriteConcern(OperationContext* txn,
+                            const WriteConcernOptions& writeConcern,
+                            const std::string& dbName);
 
 struct WriteConcernResult {
     WriteConcernResult() {