diff --git a/src/sync/src/syncMain.c b/src/sync/src/syncMain.c
index d0dc2912573c744c6faec9f34b1740324c7e2bb9..ac79b486061c191506e527e031e93069759abbb0 100644
--- a/src/sync/src/syncMain.c
+++ b/src/sync/src/syncMain.c
@@ -949,9 +949,10 @@ static int32_t syncProcessPeerMsg(void *param, void *buffer) {
 static void syncSendPeersStatusMsgToPeer(SSyncPeer *pPeer, char ack, int8_t type, uint16_t tranId) {
   if (pPeer->peerFd < 0 || pPeer->ip == 0) return;
 
-  SSyncNode *pNode = pPeer->pSyncNode;
-  SPeersStatus msg = {0};
+  SSyncNode *  pNode = pPeer->pSyncNode;
+  SPeersStatus msg;
 
+  memset(&msg, 0, sizeof(SPeersStatus));
   syncBuildPeersStatus(&msg, pNode->vgId);
 
   msg.role = nodeRole;
diff --git a/src/sync/src/syncMsg.c b/src/sync/src/syncMsg.c
index 6e1dea854b41e35176da36afbb81c8c42397e744..034f9a98a70c7373b74a84d24d478b52d7bf4df9 100644
--- a/src/sync/src/syncMsg.c
+++ b/src/sync/src/syncMsg.c
@@ -88,7 +88,6 @@ void syncBuildSyncDataMsg(SSyncMsg *pMsg, int32_t vgId) { syncBuildMsg(pMsg, vgI
 void syncBuildSyncSetupMsg(SSyncMsg *pMsg, int32_t vgId) { syncBuildMsg(pMsg, vgId, TAOS_SMSG_SETUP); }
 
 void syncBuildPeersStatus(SPeersStatus *pMsg, int32_t vgId) {
-  memset(pMsg, 0, sizeof(SPeersStatus));
   pMsg->head.type = TAOS_SMSG_STATUS;
   pMsg->head.vgId = vgId;
   pMsg->head.len = sizeof(SPeersStatus) - sizeof(SSyncHead);
@@ -96,7 +95,6 @@ void syncBuildPeersStatus(SPeersStatus *pMsg, int32_t vgId) {
 }
 
 void syncBuildFileAck(SFileAck *pMsg, int32_t vgId) {
-  memset(pMsg, 0, sizeof(SFileAck));
   pMsg->head.type = TAOS_SMSG_SYNC_FILE_RSP;
   pMsg->head.vgId = vgId;
   pMsg->head.len = sizeof(SFileAck) - sizeof(SSyncHead);
@@ -104,7 +102,6 @@ void syncBuildFileAck(SFileAck *pMsg, int32_t vgId) {
 }
 
 void syncBuildFileInfo(SFileInfo *pMsg, int32_t vgId) {
-  memset(pMsg, 0, sizeof(SFileInfo));
   pMsg->head.type = TAOS_SMSG_SYNC_FILE;
   pMsg->head.vgId = vgId;
   pMsg->head.len = sizeof(SFileInfo) - sizeof(SSyncHead);
diff --git a/src/sync/src/syncRestore.c b/src/sync/src/syncRestore.c
index 088215ecc76164f7315aef7f6c570c0d55f26d9c..27570ce8f28e56db8b59f63420ec314ff3ed3a33 100644
--- a/src/sync/src/syncRestore.c
+++ b/src/sync/src/syncRestore.c
@@ -100,6 +100,7 @@ static int32_t syncRestoreFile(SSyncPeer *pPeer, uint64_t *fversion) {
                                         &sinfo.fversion);
 
     // if file not there or magic is not the same, file shall be synced
+    memset(&fileAck, 0, sizeof(SFileAck));
     syncBuildFileAck(&fileAck, pNode->vgId);
     fileAck.sync = (sinfo.magic != minfo.magic || sinfo.name[0] == 0) ? 1 : 0;