diff --git a/service/tool.go b/service/tool.go
index 01776cc..91c4658 100644
--- a/service/tool.go
+++ b/service/tool.go
@@ -129,6 +129,9 @@ func GetVideoStream(id int) {
 			DeviceIsStop[id] = true
 			break
 		}
+		if DeviceIsStop[id] == false {
+			break
+		}
 		//设置设备控制信息
 		status := Get(device.Control)
 		DeviceIsStop[id] = false