Handling invalid connections when deleting a database

fa719d5c · slguan · 4ee2f633 · fa719d5c
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src/rpc/src/trpc.c src/rpc/src/trpc.c +4 -0

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--- a/src/rpc/src/trpc.c
+++ b/src/rpc/src/trpc.c
@@ -503,6 +503,10 @@ int taosGetRpcConn(int chann, int sid, char *meterId, STaosRpc *pServer, SRpcCon
  }

  pConn = pChann->connList + sid;
+  if (pChann == NULL || pChann->connList == NULL) {
+    tTrace("%s cid:%d sid:%d, connlist is null, received:%s", pServer->label, chann, sid, meterId);
+    return TSDB_CODE_MISMATCHED_METER_ID;
+  }

  if (pConn->signature == NULL) {
    memset(pConn, 0, sizeof(SRpcConn));