diff --git a/modules/example/component_driver/BUILD b/modules/example/component_driver/BUILD
index 1b7cdf291e4a6f66084b80299db010d44a2e2b3e..74ba8ce09a25113b0ffe5e2e8d0e8c71590c0c36 100644
--- a/modules/example/component_driver/BUILD
+++ b/modules/example/component_driver/BUILD
@@ -1,3 +1,5 @@
+load("//tools:cpplint.bzl", "cpplint")
+
 package(default_visibility = ["//visibility:public"])
 
 # https://docs.bazel.build/versions/master/be/c-cpp.html#cc_library
@@ -18,4 +20,6 @@ cc_library(
         "//framework:cybertron",
     ],
     copts = ['-DMODULE_NAME=\\"driver\\"']
-)
\ No newline at end of file
+)
+
+cpplint()
diff --git a/modules/example/component_perception/BUILD b/modules/example/component_perception/BUILD
index 4a69c1082479a25c008e21d9ed547fa592f8d193..133bf24f467a1d014e866d159ae9070658c36c8b 100644
--- a/modules/example/component_perception/BUILD
+++ b/modules/example/component_perception/BUILD
@@ -1,3 +1,5 @@
+load("//tools:cpplint.bzl", "cpplint")
+
 package(default_visibility = ["//visibility:public"])
 
 # https://docs.bazel.build/versions/master/be/c-cpp.html#cc_library
@@ -18,4 +20,6 @@ cc_library(
         "//modules/example/component_driver/proto:driver_proto"
         ],
     copts = ['-DMODULE_NAME=\\"perception\\"']
-)
\ No newline at end of file
+)
+
+cpplint()
diff --git a/modules/example/component_planning/BUILD b/modules/example/component_planning/BUILD
index 0cfcde29390dcfc1ada04e863d50f5dd7389ca77..ed9a8bd16efc4b2ad9a603a5dc4f036a3426d569 100644
--- a/modules/example/component_planning/BUILD
+++ b/modules/example/component_planning/BUILD
@@ -1,3 +1,5 @@
+load("//tools:cpplint.bzl", "cpplint")
+
 package(default_visibility = ["//visibility:public"])
 
 # https://docs.bazel.build/versions/master/be/c-cpp.html#cc_library
@@ -15,4 +17,6 @@ cc_library(
     hdrs = ["planning_component.h"],
     deps = ["//framework:cybertron"],
     copts = ['-DMODULE_NAME=\\"planning\\"']
-)
\ No newline at end of file
+)
+
+cpplint()
diff --git a/modules/example/component_watchdog/BUILD b/modules/example/component_watchdog/BUILD
index 34094588f8808a9b8664e5075dc75ac776681343..c0a9857995720acd4e4492a2b2f346f6aff819d7 100644
--- a/modules/example/component_watchdog/BUILD
+++ b/modules/example/component_watchdog/BUILD
@@ -1,3 +1,5 @@
+load("//tools:cpplint.bzl", "cpplint")
+
 package(default_visibility = ["//visibility:public"])
 
 # https://docs.bazel.build/versions/master/be/c-cpp.html#cc_library
@@ -19,4 +21,6 @@ cc_library(
         "//framework:cybertron"
         ],
     copts = ['-DMODULE_NAME=\\"watchdog\\"']
-)
\ No newline at end of file
+)
+
+cpplint()
diff --git a/modules/guardian/guardian_component.h b/modules/guardian/guardian_component.h
index 1ee395b2c5ea6219d8cd297fd2dca12a4940dc3a..23459cac06af2b0769cf77fbdb360292e94dafb5 100644
--- a/modules/guardian/guardian_component.h
+++ b/modules/guardian/guardian_component.h
@@ -22,6 +22,7 @@
 #define MODEULES_GUARDIAN_GUARDIAN_COMPONENT_H_
 
 #include <map>
+#include <memory>
 #include <mutex>
 #include <queue>
 #include <string>
diff --git a/modules/prediction/util/BUILD b/modules/prediction/util/BUILD
index 4f035ada08ceaefac4e91fb1acd0a4a0c19a409e..febe69e1419e54bb9ea59e72f6565a35bae25b9e 100644
--- a/modules/prediction/util/BUILD
+++ b/modules/prediction/util/BUILD
@@ -1,5 +1,7 @@
 load("//tools:cpplint.bzl", "cpplint")
 
+load("//tools:cpplint.bzl", "cpplint")
+
 package(default_visibility = ["//visibility:public"])
 
 cc_library(
@@ -14,3 +16,5 @@ cc_library(
         "//framework:cybertron",
     ],
 )
+
+cpplint()
diff --git a/modules/routing/common/routing_gflags.cc b/modules/routing/common/routing_gflags.cc
index 04a50267004eeb8ab0193fcd3fadcefde0abf069..5c0616803005e328e7a24f22d27250f38d869af2 100644
--- a/modules/routing/common/routing_gflags.cc
+++ b/modules/routing/common/routing_gflags.cc
@@ -16,7 +16,8 @@
 
 #include "modules/routing/common/routing_gflags.h"
 
-DEFINE_string(routing_conf_file, "/apollo/modules/routing/conf/routing_config.pb.txt",
+DEFINE_string(routing_conf_file,
+              "/apollo/modules/routing/conf/routing_config.pb.txt",
               "default routing conf data file");
 
 DEFINE_string(routing_node_name, "routing", "the name for this node");
diff --git a/modules/routing/routing.cc b/modules/routing/routing.cc
index b92dae8fe7e5800cbb362f39394a46735ef70dd6..cb91ab29e4356447d4352db45a5e2ffa074a5514 100644
--- a/modules/routing/routing.cc
+++ b/modules/routing/routing.cc
@@ -54,9 +54,9 @@ apollo::common::Status Routing::Start() {
                                   "Navigator not ready");
   }
   AINFO << "Routing service is ready.";
-
-  //apollo::common::monitor::MonitorLogBuffer buffer(&monitor_logger_);
-  //buffer.INFO("Routing started");
+  // FIXME(all): migrate monitor log when it is ready.
+  // apollo::common::monitor::MonitorLogBuffer buffer(&monitor_logger_);
+  // buffer.INFO("Routing started");
   return apollo::common::Status::OK();
 }
 
@@ -95,15 +95,15 @@ bool Routing::Process(
     RoutingResponse* const routing_response) {
   CHECK_NOTNULL(routing_response);
   AINFO << "Get new routing request:" << routing_request->DebugString();
-  //apollo::common::monitor::MonitorLogBuffer buffer(&monitor_logger_);
+  // apollo::common::monitor::MonitorLogBuffer buffer(&monitor_logger_);
   const auto& fixed_request = FillLaneInfoIfMissing(*routing_request);
   if (!navigator_ptr_->SearchRoute(fixed_request, routing_response)) {
     AERROR << "Failed to search route with navigator.";
 
-    //buffer.WARN("Routing failed! " + routing_response->status().msg());
+    // buffer.WARN("Routing failed! " + routing_response->status().msg());
     return false;
   }
-  //buffer.INFO("Routing success!");
+  // buffer.INFO("Routing success!");
   return true;
 }
 
diff --git a/modules/routing/routing.h b/modules/routing/routing.h
index d66681c5ede6cd40feb1bb89b4a859251596372b..9fdb9dcd4a420e880ba8967ce2bcb2cd05162683 100644
--- a/modules/routing/routing.h
+++ b/modules/routing/routing.h
@@ -60,11 +60,12 @@ class Routing {
 
   bool Process(const std::shared_ptr<RoutingRequest> &routing_request,
                         RoutingResponse* const routing_response);
+
  private:
   RoutingRequest FillLaneInfoIfMissing(const RoutingRequest &routing_request);
- private:
+
   std::unique_ptr<Navigator> navigator_ptr_;
-  //apollo::common::monitor::MonitorLogger monitor_logger_;
+  // apollo::common::monitor::MonitorLogger monitor_logger_;
 
   RoutingConfig routing_conf_;
   const hdmap::HDMap *hdmap_ = nullptr;
diff --git a/modules/routing/routing_component.cc b/modules/routing/routing_component.cc
index 327c3c8052f516324217e7a5ed9ad24ba6f9cdc7..23b340a3fb20699b7962368a640a0e06cf40c618 100644
--- a/modules/routing/routing_component.cc
+++ b/modules/routing/routing_component.cc
@@ -36,6 +36,6 @@ bool RoutingComponent::Proc(const std::shared_ptr<RoutingRequest>& request) {
   return true;
 }
 
-} // namespace routing
-} // namepsace apollo
+}  // namespace routing
+}  // namespace apollo
 
diff --git a/modules/routing/routing_component.h b/modules/routing/routing_component.h
index 2c1b5c2e9abd319b41070cb786e8714cf0fa14fe..89502dc950f0aa9ae2fb1ac8dc9734ffaa1fcb80 100644
--- a/modules/routing/routing_component.h
+++ b/modules/routing/routing_component.h
@@ -17,6 +17,8 @@
 #ifndef MODULES_ROUTING_ROUTING_COMPONENT_H_
 #define MODULES_ROUTING_ROUTING_COMPONENT_H_
 
+#include <memory>
+
 #include "cybertron/class_loader/class_loader.h"
 #include "cybertron/component/component.h"
 
@@ -25,7 +27,8 @@
 namespace apollo {
 namespace routing {
 
-class RoutingComponent final : public ::apollo::cybertron::Component<RoutingRequest> {
+class RoutingComponent final
+    : public ::apollo::cybertron::Component<RoutingRequest> {
  public:
   RoutingComponent() = default;
   ~RoutingComponent() = default;
@@ -40,9 +43,8 @@ class RoutingComponent final : public ::apollo::cybertron::Component<RoutingRequ
 
 CYBERTRON_REGISTER_COMPONENT(RoutingComponent)
 
-} // namespace routing
-} // namepsace apollo
-
+}  // namespace routing
+}  // namespace apollo
 
-#endif // MODULES_ROUTING_ROUTING_COMPONENT_H_
+#endif  // MODULES_ROUTING_ROUTING_COMPONENT_H_