diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index 9bcb3f630..924354f68 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -147,7 +147,6 @@ func HandleTcpMessages() {
 	var (
 		db               = dao.GetDB()
 		offset, pageSize = 0, 10
-		data             []byte
 	)
 	for {
 		//一直读？
@@ -155,7 +154,10 @@ func HandleTcpMessages() {
 		time.Sleep(time.Second / 2)
 		prints, _ := dao.GetPrintMsgs(db, printMsgWait, offset, pageSize)
 		for _, printMsg := range prints {
-			var c net.Conn
+			var (
+				data []byte
+				c    net.Conn
+			)
 			if printMsg != nil {
 				if err = checkPrintMsg(printMsg); err == nil {
 					if tcpClient.Clients[printMsg.PrintNo] != nil {