使用adb devices
List of devices attached
???????????? no permissions
解决方案：
1、vi /etc/udev/rules.d/50-android.rules
2、编辑
SUBSYSTEM==“usb”,SYSFS{"idVendor"}=="xxxx",MODE="0666"
3、chmod a+rx /etc/udev/rules.d/50-android.rules
4、/etc/init.d/udev restart
5、adb kill-server
完成./adb devices
* daemon not running. starting it now on port 5037 *
* daemon started successfully *
List of devices attached
00000201252236406E21 device
其中“xxxx”可以使用命令lsusb 找出android设备的usb id
