memory leak for redirection case

src/dnode/src/dnodeMPeer.c

@@ -113,6 +113,7 @@ void dnodeFreeMnodePqueue() {
 void dnodeDispatchToMnodePeerQueue(SRpcMsg *pMsg) {
   if (!mnodeIsRunning() || tsMPeerQueue == NULL) {
     dnodeSendRedirectMsg(pMsg, false);
+    rpcFreeCont(pMsg->pCont);
     return;
   }
 

src/dnode/src/dnodeMRead.c

@@ -116,6 +116,7 @@ void dnodeFreeMnodeRqueue() {
 void dnodeDispatchToMnodeReadQueue(SRpcMsg *pMsg) {
   if (!mnodeIsRunning() || tsMReadQueue == NULL) {
     dnodeSendRedirectMsg(pMsg, true);
+    rpcFreeCont(pMsg->pCont);
     return;
   }
 

src/dnode/src/dnodeMWrite.c

@@ -115,6 +115,7 @@ void dnodeFreeMnodeWqueue() {
 void dnodeDispatchToMnodeWriteQueue(SRpcMsg *pMsg) {
   if (!mnodeIsRunning() || tsMWriteQueue == NULL) {
     dnodeSendRedirectMsg(pMsg, true);
+    rpcFreeCont(pMsg->pCont);
     return;
   }
 

src/dnode/src/dnodeShell.c

@@ -38,9 +38,9 @@ static int32_t tsDnodeQueryReqNum  = 0;
 static int32_t tsDnodeSubmitReqNum = 0;
 
 int32_t dnodeInitShell() {
-  dnodeProcessShellMsgFp[TSDB_MSG_TYPE_SUBMIT] = dnodeDispatchToVnodeWriteQueue;
-  dnodeProcessShellMsgFp[TSDB_MSG_TYPE_QUERY]  = dnodeDispatchToVnodeReadQueue;
-  dnodeProcessShellMsgFp[TSDB_MSG_TYPE_FETCH]  = dnodeDispatchToVnodeReadQueue;
+  dnodeProcessShellMsgFp[TSDB_MSG_TYPE_SUBMIT]         = dnodeDispatchToVnodeWriteQueue;
+  dnodeProcessShellMsgFp[TSDB_MSG_TYPE_QUERY]          = dnodeDispatchToVnodeReadQueue;
+  dnodeProcessShellMsgFp[TSDB_MSG_TYPE_FETCH]          = dnodeDispatchToVnodeReadQueue;
   dnodeProcessShellMsgFp[TSDB_MSG_TYPE_UPDATE_TAG_VAL] = dnodeDispatchToVnodeWriteQueue;
   
   // the following message shall be treated as mnode write