fix memory leak while drop stable

src/mnode/src/mgmtTable.c

@@ -546,6 +546,7 @@ static void *mgmtGetSuperTableByUid(uint64_t uid) {
     pIter = mgmtGetNextSuperTable(pIter, &pStable);
     if (pStable == NULL) break;
     if (pStable->uid == uid) {
+      sdbFreeIter(pIter);
       return pStable;
     }
     mgmtDecTableRef(pStable);

src/mnode/src/mgmtVgroup.c

@@ -681,7 +681,7 @@ static void mgmtSendDropVgroupMsg(SVgObj *pVgroup, void *ahandle) {
   mTrace("vgId:%d, send drop all vnodes msg, ahandle:%p", pVgroup->vgId, ahandle);
   for (int32_t i = 0; i < pVgroup->numOfVnodes; ++i) {
     SRpcIpSet ipSet = mgmtGetIpSetFromIp(pVgroup->vnodeGid[i].pDnode->dnodeEp);
-    mTrace("vgId:%d, send drop vnode msg to dnode:%d, ahandle:%p", vgId, pVgroup->vnodeGid[i].dnodeId, ahandle);
+    mTrace("vgId:%d, send drop vnode msg to dnode:%d, ahandle:%p", pVgroup->vgId, pVgroup->vnodeGid[i].dnodeId, ahandle);
     mgmtSendDropVnodeMsg(pVgroup->vgId, &ipSet, ahandle);
   }
 }