diff --git a/common/include/daudio_log.h b/common/include/daudio_log.h
index 7e98f0b229a6d42cb490c5b5bf5edeaba5e10b6f..3d597a233fbfecff3e3ef978a93e6f0bfa66b7af 100644
--- a/common/include/daudio_log.h
+++ b/common/include/daudio_log.h
@@ -40,19 +40,19 @@ void DHLog(DHLogLevel logLevel, const char *fmt, ...);
     (std::string("[") + DH_LOG_TAG + "][" + __FUNCTION__ + "]:" + fmt).c_str(), ##__VA_ARGS__)
 
 #define CHECK_NULL_VOID(ptr)                  \
-    do {                                      \
-        if (ptr == nullptr) {                 \
-            DHLOGE("Address pointer is null");\
-            return;                           \
-        }                                     \
+    do {                                        \
+        if ((ptr) == nullptr) {                 \
+            DHLOGE("Address pointer is null");  \
+            return;                             \
+        }                                       \
     } while (0)
 
-#define CHECK_NULL_RETURN(ptr, ret)           \
-    do {                                      \
-        if (ptr == nullptr) {                 \
-            DHLOGE("Address pointer is null");\
-            return ret;                       \
-        }                                     \
+#define CHECK_NULL_RETURN(ptr, ret)         \
+    do {                                        \
+        if ((ptr) == nullptr) {                 \
+            DHLOGE("Address pointer is null");  \
+            return (ret);                       \
+        }                                       \
     } while (0)
 } // namespace DistributedHardware
 } // namespace OHOS
diff --git a/services/audiomanager/managersource/src/daudio_source_dev.cpp b/services/audiomanager/managersource/src/daudio_source_dev.cpp
index 5e434236271b50bc18b51f865b4fba44e4302a51..ceb0c6b2b96fbc6bfe79cd1f736a0dbc50ce775b 100644
--- a/services/audiomanager/managersource/src/daudio_source_dev.cpp
+++ b/services/audiomanager/managersource/src/daudio_source_dev.cpp
@@ -658,7 +658,6 @@ int32_t DAudioSourceDev::TaskOpenDSpeaker(const std::string &args)
         return ERR_DH_AUDIO_FAILED;
     }
     auto speaker = FindIoDevImpl(args);
-
     if (speaker == nullptr) {
         DHLOGE("The IO device is invaild.");
         NotifyHDF(NOTIFY_OPEN_SPEAKER_RESULT, HDF_EVENT_RESULT_FAILED, dhId);