diff --git a/services/sink/transport/src/distributed_input_sink_transport.cpp b/services/sink/transport/src/distributed_input_sink_transport.cpp
index 38362866a70ac8eb2c50425c1aa2cfd982e86869..10e27f91593e12a9a546115f9fe39c7be082ca1b 100644
--- a/services/sink/transport/src/distributed_input_sink_transport.cpp
+++ b/services/sink/transport/src/distributed_input_sink_transport.cpp
@@ -38,7 +38,7 @@ namespace OHOS {
 namespace DistributedHardware {
 namespace DistributedInput {
 namespace {
-    // each time, we send msg batch with MAX 20 events. 
+    // each time, we send msg batch with MAX 20 events.
     constexpr int32_t MSG_BTACH_MAX_SIZE = 20;
 }
 DistributedInputSinkTransport::DistributedInputSinkTransport() : mySessionName_("")
diff --git a/services/state/include/touchpad_event_fragment_mgr.h b/services/state/include/touchpad_event_fragment_mgr.h
index a4064214775825c9bdd263dca4d446cb3da43332..463c7cc77798bbf1f174a1383ea2cfb0454a3c61 100644
--- a/services/state/include/touchpad_event_fragment_mgr.h
+++ b/services/state/include/touchpad_event_fragment_mgr.h
@@ -34,10 +34,10 @@ public:
 
     /**
      * @brief Push the touchpad event
-     * 
+     *
      * @param dhId the device dhId where event from
      * @param event the event
-     * @return std::pair<bool, std::vector<RawEvent>> 
+     * @return std::pair<bool, std::vector<RawEvent>>
      *     true for NOT whole touchpad event that need simulate back to the other device.
      *     false for DO Nothing.
      */