修复空指针

648540858

2022-09-26 6ae33f2a67ac7bfd2145f05068f2e5ecf15d3f2c

 src/main/java/com/genersoft/iot/vmp/gb28181/bean/Device.java

@@ -380,4 +380,5 @@
   public void setTreeType(String treeType) {
      this.treeType = treeType;
   }

}