diff --git a/src/factory/MySQLTaskImpl.cc b/src/factory/MySQLTaskImpl.cc
index 8e09244a..e7a0ca2d 100644
--- a/src/factory/MySQLTaskImpl.cc
+++ b/src/factory/MySQLTaskImpl.cc
@@ -368,6 +368,8 @@ int ComplexMySQLTask::keep_alive_timeout()
 					error_ = WFT_ERR_MYSQL_ACCESS_DENIED;
 				else
 					error_ = WFT_ERR_MYSQL_INVALID_CHARACTER_SET;
+
+				return 0;
 			}
 		}
 	}