diff --git a/interfaces/innerkits/storage_manager/native/istorage_manager.h b/interfaces/innerkits/storage_manager/native/istorage_manager.h
index 85f155aee9ebc456fd0184cc622889d2f94e7cfb..0d35ab61b247085a7b0d70c16ade77e3e52b2321 100644
--- a/interfaces/innerkits/storage_manager/native/istorage_manager.h
+++ b/interfaces/innerkits/storage_manager/native/istorage_manager.h
@@ -71,6 +71,7 @@ public:
     virtual int32_t NotifyMtpMounted(const std::string &id, const std::string &path, const std::string &desc,
                                      const std::string &uuid) = 0;
     virtual int32_t NotifyMtpUnmounted(const std::string &id, const std::string &path) = 0;
+    
 
     // fscrypt api
     virtual int32_t GenerateUserKeys(uint32_t userId, uint32_t flags) = 0;
diff --git a/interfaces/innerkits/storage_manager/native/storage_manager_ipc_interface_code.h b/interfaces/innerkits/storage_manager/native/storage_manager_ipc_interface_code.h
index 1a25e0396e87d18b635f8d3f5ecb913c8603fda0..3d4abcb918abadc8a70487b2939b92643ebb4602 100644
--- a/interfaces/innerkits/storage_manager/native/storage_manager_ipc_interface_code.h
+++ b/interfaces/innerkits/storage_manager/native/storage_manager_ipc_interface_code.h
@@ -58,6 +58,7 @@ namespace StorageManager {
         UMOUNT_DFS_DOCS,
         GET_ALL_VOLUMES,
         NOTIFY_DISK_CREATED,
+        
         NOTIFY_DISK_DESTROYED,
         PARTITION,
         GET_ALL_DISKS,
diff --git a/interfaces/innerkits/storage_manager/native/storage_manager_proxy.h b/interfaces/innerkits/storage_manager/native/storage_manager_proxy.h
index 70892b8be46e3484d228a3469dea595702331215..e67e7f294dc5b766864100a27e53de71219d4604 100644
--- a/interfaces/innerkits/storage_manager/native/storage_manager_proxy.h
+++ b/interfaces/innerkits/storage_manager/native/storage_manager_proxy.h
@@ -63,6 +63,7 @@ public:
     int32_t NotifyMtpMounted(const std::string &id, const std::string &path, const std::string &desc,
                              const std::string &uuid) override;
     int32_t NotifyMtpUnmounted(const std::string &id, const std::string &path) override;
+    
 
     // fscrypt api
     int32_t GenerateUserKeys(uint32_t userId, uint32_t flags) override;
diff --git a/interfaces/innerkits/storage_manager/native/volume_core.h b/interfaces/innerkits/storage_manager/native/volume_core.h
index 71efbcd66fdb318c5a12822a68665f7d90067b11..858fa782c5871408cd3d2577b9511d9c46766228 100644
--- a/interfaces/innerkits/storage_manager/native/volume_core.h
+++ b/interfaces/innerkits/storage_manager/native/volume_core.h
@@ -31,6 +31,7 @@ enum VolumeState {
     EJECTING,
     REMOVED,
     BAD_REMOVAL
+    
 };
 class VolumeCore : public Parcelable {
 public:
diff --git a/services/storage_daemon/include/ipc/storage_manager_client.h b/services/storage_daemon/include/ipc/storage_manager_client.h
index bf92491d98f2b6603d844d383b925784016ad500..05022d38f941a71a5d4be6d2d1edbf81e3bc7aff 100644
--- a/services/storage_daemon/include/ipc/storage_manager_client.h
+++ b/services/storage_daemon/include/ipc/storage_manager_client.h
@@ -37,6 +37,7 @@ public:
     int32_t NotifyMtpMounted(const std::string &id, const std::string &path, const std::string &desc,
                              const std::string &uuid);
     int32_t NotifyMtpUnmounted(const std::string &id, const std::string &path);
+    
 
 private:
     DISALLOW_COPY_AND_MOVE(StorageManagerClient);
diff --git a/services/storage_daemon/ipc/src/storage_manager_client.cpp b/services/storage_daemon/ipc/src/storage_manager_client.cpp
index 4549793ac5a76c42b5684588b4887c6ddc1b2e92..eccce0310909942840333ec2ed43f3d809fd10fb 100644
--- a/services/storage_daemon/ipc/src/storage_manager_client.cpp
+++ b/services/storage_daemon/ipc/src/storage_manager_client.cpp
@@ -153,5 +153,6 @@ int32_t StorageManagerClient::NotifyMtpUnmounted(const std::string &id, const st
     }
     return E_OK;
 }
+
 } // StorageDaemon
 } // OHOS
diff --git a/services/storage_daemon/mtp/src/mtp_device_monitor.cpp b/services/storage_daemon/mtp/src/mtp_device_monitor.cpp
index 337f926db1f3d1e5f33a8afdb13253534d228bb6..1931feb61d6725e9b822a0aa9610ba426f8666ca 100644
--- a/services/storage_daemon/mtp/src/mtp_device_monitor.cpp
+++ b/services/storage_daemon/mtp/src/mtp_device_monitor.cpp
@@ -24,6 +24,7 @@
 #include <sys/types.h>
 #include <unistd.h>
 #include <thread>
+
 #include "storage_service_errno.h"
 #include "storage_service_log.h"
 #include "utils/file_utils.h"
diff --git a/services/storage_manager/include/ipc/storage_manager.h b/services/storage_manager/include/ipc/storage_manager.h
index 4eccdec870a26b972486bc39c69d18d85fa3efc6..c0e8b7354f309747ab57ed536d2b1c5138e9db98 100644
--- a/services/storage_manager/include/ipc/storage_manager.h
+++ b/services/storage_manager/include/ipc/storage_manager.h
@@ -73,6 +73,7 @@ public:
                              const std::string &uuid) override;
     int32_t NotifyMtpUnmounted(const std::string &id, const std::string &path) override;
 
+
     // fscrypt api
     int32_t GenerateUserKeys(uint32_t userId, uint32_t flags) override;
     int32_t DeleteUserKeys(uint32_t userId) override;
diff --git a/services/storage_manager/include/ipc/storage_manager_stub.h b/services/storage_manager/include/ipc/storage_manager_stub.h
index 083d56260b861aac712992091fb809f4bbb41353..30dd319c800909d7958a5c098611a9b86a17c411 100644
--- a/services/storage_manager/include/ipc/storage_manager_stub.h
+++ b/services/storage_manager/include/ipc/storage_manager_stub.h
@@ -66,6 +66,7 @@ private:
     int32_t HandleNotifyMtpMount(MessageParcel &data, MessageParcel &reply);
     int32_t HandleNotifyMtpUnmount(MessageParcel &data, MessageParcel &reply);
 
+
     // fscrypt api
     int32_t HandleGenerateUserKeys(MessageParcel &data, MessageParcel &reply);
     int32_t HandleDeleteUserKeys(MessageParcel &data, MessageParcel &reply);
diff --git a/services/storage_manager/include/mock/storage_manager_proxy_mock.h b/services/storage_manager/include/mock/storage_manager_proxy_mock.h
index 1f87aa365deaea04d79b46b3eaeb8c3b1c94646a..f61afeaa463d3b42c6a51aaeccf743ccab465f9e 100644
--- a/services/storage_manager/include/mock/storage_manager_proxy_mock.h
+++ b/services/storage_manager/include/mock/storage_manager_proxy_mock.h
@@ -93,6 +93,7 @@ public:
     int32_t NotifyMtpMounted(const std::string &id, const std::string &path, const std::string &desc,
                              const std::string &uuid) override;
     int32_t NotifyMtpUnmounted(const std::string &id, const std::string &path) override;
+    
 
     // app file share api
     std::vector<int32_t> CreateShareFile(const std::vector<std::string> &uriList,
diff --git a/services/storage_manager/include/volume/notification.h b/services/storage_manager/include/volume/notification.h
index cc56b12634550902cadfd4c95dfede84b50980fb..59badcf7dd4289c91e7bdc22f86caaa3873366e6 100644
--- a/services/storage_manager/include/volume/notification.h
+++ b/services/storage_manager/include/volume/notification.h
@@ -20,12 +20,14 @@
 #include <nocopyable.h>
 #include "volume_external.h"
 
+
 namespace OHOS {
 namespace StorageManager {
 class Notification final : public NoCopyable {
     DECLARE_DELAYED_SINGLETON(Notification);
 public:
     void NotifyVolumeChange(VolumeState notifyCode, std::shared_ptr<VolumeExternal> volume);
+    
 };
 } // StorageManager
 } // OHOS
diff --git a/services/storage_manager/include/volume/volume_manager_service.h b/services/storage_manager/include/volume/volume_manager_service.h
index 4740fc3a49cd7ccb85301027c21e0f1d20081f1f..5a2f5617bbdc92901701e196cb742476a6f5934c 100644
--- a/services/storage_manager/include/volume/volume_manager_service.h
+++ b/services/storage_manager/include/volume/volume_manager_service.h
@@ -43,6 +43,7 @@ public:
                           const std::string &uuid);
     void NotifyMtpUnmounted(const std::string &id, const std::string &path);
 
+
 private:
     StorageService::StorageRlMap<std::string, std::shared_ptr<VolumeExternal>> volumeMap_;
     void VolumeStateNotify(VolumeState state, std::shared_ptr<VolumeExternal> volume);
diff --git a/services/storage_manager/innerkits_impl/src/storage_manager_proxy.cpp b/services/storage_manager/innerkits_impl/src/storage_manager_proxy.cpp
index f71a04e1ff5550aeaa41243d3039587953815c72..08b44ebc4b43e80f7b599ae4069e4aacd530a7fa 100644
--- a/services/storage_manager/innerkits_impl/src/storage_manager_proxy.cpp
+++ b/services/storage_manager/innerkits_impl/src/storage_manager_proxy.cpp
@@ -1457,6 +1457,7 @@ int32_t StorageManagerProxy::NotifyMtpUnmounted(const std::string &id, const std
     return reply.ReadInt32();
 }
 
+
 int32_t StorageManagerProxy::SendRequest(uint32_t code, MessageParcel &data, MessageParcel &reply,
     MessageOption &option)
 {
diff --git a/services/storage_manager/ipc/src/storage_manager.cpp b/services/storage_manager/ipc/src/storage_manager.cpp
index 4acafb499e3d11b75f04b2310e78ac5e18d85739..a9c390a702d61637da607ebab0afcc9cba9bb6ca 100644
--- a/services/storage_manager/ipc/src/storage_manager.cpp
+++ b/services/storage_manager/ipc/src/storage_manager.cpp
@@ -669,5 +669,6 @@ int32_t StorageManager::NotifyMtpUnmounted(const std::string &id, const std::str
 #endif
     return E_OK;
 }
+
 }
 }
diff --git a/services/storage_manager/ipc/src/storage_manager_stub.cpp b/services/storage_manager/ipc/src/storage_manager_stub.cpp
index 50aa2144280478bb3657d6f5f434af59b0f753ae..31c06883410aa5e893bf1e6a7cc760f9e477e4e7 100644
--- a/services/storage_manager/ipc/src/storage_manager_stub.cpp
+++ b/services/storage_manager/ipc/src/storage_manager_stub.cpp
@@ -192,6 +192,7 @@ StorageManagerStub::StorageManagerStub()
         &StorageManagerStub::HandleNotifyMtpUnmount;
 }
 
+
 int32_t StorageManagerStub::OnRemoteRequest(uint32_t code,
     MessageParcel &data, MessageParcel &reply, MessageOption &option)
 {
diff --git a/services/storage_manager/ipc/test/storage_manager_proxy_test.cpp b/services/storage_manager/ipc/test/storage_manager_proxy_test.cpp
index 4f653b4ef9ef45beba448f7372903dcce749e95a..83fc276925bbe666c4979659db8f61f2b6491f4c 100644
--- a/services/storage_manager/ipc/test/storage_manager_proxy_test.cpp
+++ b/services/storage_manager/ipc/test/storage_manager_proxy_test.cpp
@@ -1707,4 +1707,5 @@ HWTEST_F(StorageManagerProxyTest, Storage_manager_proxy_NotifyMtpUnmounted_0000,
     EXPECT_EQ(result, E_WRITE_PARCEL_ERR);
     GTEST_LOG_(INFO) << "StorageManagerProxyTest-end Storage_manager_proxy_NotifyMtpUnmounted_0000";
 }
+
 } // namespace
\ No newline at end of file
diff --git a/services/storage_manager/ipc/test/storage_manager_service_mock.h b/services/storage_manager/ipc/test/storage_manager_service_mock.h
index 7f81800a25e1328880467771b3d699488d07435c..834698983eeef53428eaa3aa323ee3be6152e278 100644
--- a/services/storage_manager/ipc/test/storage_manager_service_mock.h
+++ b/services/storage_manager/ipc/test/storage_manager_service_mock.h
@@ -318,6 +318,7 @@ public:
     {
         return E_OK;
     }
+    
 };
 } // namespace StorageManager
 } // namespace OHOS
diff --git a/services/storage_manager/ipc/test/storage_manager_stub_mock.h b/services/storage_manager/ipc/test/storage_manager_stub_mock.h
index 5e4117fe5fc6a7413d5e21c1d4210c94fd8403fd..952830507d78b77157b11d8ccdf5902f63a05c76 100644
--- a/services/storage_manager/ipc/test/storage_manager_stub_mock.h
+++ b/services/storage_manager/ipc/test/storage_manager_stub_mock.h
@@ -85,6 +85,7 @@ public:
     MOCK_METHOD4(NotifyMtpMounted, int32_t(const std::string &, const std::string &, const std::string &,
         const std::string &));
     MOCK_METHOD2(NotifyMtpUnmounted, int32_t(const std::string &, const std::string &));
+    
 };
 }  // namespace StorageManager
 }  // namespace OHOS
diff --git a/services/storage_manager/ipc/test/storage_manager_stub_test.cpp b/services/storage_manager/ipc/test/storage_manager_stub_test.cpp
index 30742cb28e105a6eef6d1104c92f07747748f534..a9026d48c4d9ddc67362f4194ec0a4d8ed125b49 100644
--- a/services/storage_manager/ipc/test/storage_manager_stub_test.cpp
+++ b/services/storage_manager/ipc/test/storage_manager_stub_test.cpp
@@ -217,6 +217,7 @@ HWTEST_F(StorageManagerStubTest, Storage_Manager_StorageManagerStubTest_OnRemote
     EXPECT_CALL(mock, SetRecoverKey(testing::_)).WillOnce(testing::Return(E_OK));
     EXPECT_CALL(mock, NotifyMtpMounted(testing::_, testing::_, testing::_, testing::_)).WillOnce(testing::Return(E_OK));
     EXPECT_CALL(mock, NotifyMtpUnmounted(testing::_, testing::_)).WillOnce(testing::Return(E_OK));
+    
 
     for (auto c : g_code) {
         MessageParcel data;
diff --git a/services/storage_manager/mock/storage_manager_proxy_mock.cpp b/services/storage_manager/mock/storage_manager_proxy_mock.cpp
index 2b8b31847a70b826426203c5f1bf1bd9125fba8b..21c78f6aa3a5250ee740eabefe2a0cdd22d1ff19 100644
--- a/services/storage_manager/mock/storage_manager_proxy_mock.cpp
+++ b/services/storage_manager/mock/storage_manager_proxy_mock.cpp
@@ -316,5 +316,6 @@ int32_t StorageManagerProxy::NotifyMtpUnmounted(const std::string &id, const std
 {
     return E_OK;
 }
+
 } // StorageManager
 } // OHOS
diff --git a/services/storage_manager/volume/src/notification.cpp b/services/storage_manager/volume/src/notification.cpp
index d11afd7197f7f045822577f839e0a0d6adeb9af6..efc4d6e8670eb7fb1c165ebe58bc320ad4968e28 100644
--- a/services/storage_manager/volume/src/notification.cpp
+++ b/services/storage_manager/volume/src/notification.cpp
@@ -60,6 +60,7 @@ void Notification::NotifyVolumeChange(VolumeState notifyCode, std::shared_ptr<Vo
             want.SetAction(EventFwk::CommonEventSupport::COMMON_EVENT_VOLUME_MOUNTED);
             break;
         case VolumeState::BAD_REMOVAL:
+        
             LOGI("notifycode: VOLUME_BAD_REMOVAL");
             want.SetAction(EventFwk::CommonEventSupport::COMMON_EVENT_VOLUME_BAD_REMOVAL);
             break;
diff --git a/services/storage_manager/volume/src/volume_manager_service.cpp b/services/storage_manager/volume/src/volume_manager_service.cpp
index 23d86face3370d0d62d7d0199da4f50ac157ee74..20addab73d2a4964ee6ae2db1535578ea7cd7a66 100644
--- a/services/storage_manager/volume/src/volume_manager_service.cpp
+++ b/services/storage_manager/volume/src/volume_manager_service.cpp
@@ -279,5 +279,6 @@ void VolumeManagerService::NotifyMtpUnmounted(const std::string &id, const std::
     VolumeStateNotify(VolumeState::UNMOUNTED, volumePtr);
     volumeMap_.Erase(id);
 }
+
 } // StorageManager
 } // OHOS
diff --git a/test/fuzztest/storagemanagerproxy_fuzzer/storagemanagerproxymock.h b/test/fuzztest/storagemanagerproxy_fuzzer/storagemanagerproxymock.h
index f10fe0f1fcb793140426f43348c61f8a07232339..24411ad2b40b7a700f7c66108afa0f70f81098c2 100644
--- a/test/fuzztest/storagemanagerproxy_fuzzer/storagemanagerproxymock.h
+++ b/test/fuzztest/storagemanagerproxy_fuzzer/storagemanagerproxymock.h
@@ -314,6 +314,7 @@ public:
     {
         return E_OK;
     }
+    
 };
 } // namespace StorageManager
 } // namespace OHOS