more ci lint problems

rpc/client/client.go

@@ -154,7 +154,7 @@ func (c *Client) BroadcastTxCommit(ctx context.Context, tx tmtypes.Tx) (*ctypes.
 		// Wait for the tx to be included in a block or timeout.
 		select {
 		case msg := <-deliverTxSub.Out(): // The tx was included in a block.
-			deliverTxRes := msg.Data().(tmtypes.EventDataTx)
+			deliverTxRes, _ := msg.Data().(tmtypes.EventDataTx)
 			return &ctypes.ResultBroadcastTxCommit{
 				CheckTx:   *checkTxRes,
 				DeliverTx: deliverTxRes.Result,

rpc/json/handler.go

@@ -104,7 +104,7 @@ func (h *handler) serveJSONRPCforWS(w http.ResponseWriter, r *http.Request, wsCo
 	errInter := rets[1].Interface()
 	if errInter != nil {
 		statusCode = http.StatusBadRequest
-		errResult = errInter.(error)
+		errResult, _ = errInter.(error)
 	}
 
 	// Prevents Internet Explorer from MIME-sniffing a response away
@@ -177,7 +177,7 @@ func (h *handler) newHandler(methodSpec *method) func(http.ResponseWriter, *http
 		errInter := rets[1].Interface()
 		if errInter != nil {
 			statusCode = int(json2.E_INTERNAL)
-			err = errInter.(error)
+			err, _ = errInter.(error)
 		}
 
 		h.encodeAndWriteResponse(w, rets[0].Interface(), err, statusCode)

rpc/server.go

@@ -106,7 +106,7 @@ func (s *Server) startEventListener() {
 
 // onNodeHealthUpdate is a callback function that handles health status events from the node.
 func (s *Server) onNodeHealthUpdate(event pubsub.Message) {
-	eventData := event.Data().(*events.DataHealthStatus)
+	eventData, _ := event.Data().(*events.DataHealthStatus)
 	if eventData.Error != nil {
 		s.Logger.Error("node is unhealthy", "error", eventData.Error)
 	}