解决openwrt刷上后没有无线，art也刷了

20170218   貌似是和breed有关，其作者说明了 AR/QCA 芯片从 U-Boot 更新到 Breed 后请一定记得检查 MAC 地址是否有效，如果全部是FF，请自行修改！！

http://www.right.com.cn/forum/thread-161906-1-1.html

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没有无线，art也刷了，查看日志

 Feb 14 09:53:30 2017 daemon.notice netifd: radio0 (20805): ifconfig: SIOCSIFHWADDR: Cannot assign requested address
Tue Feb 14 09:53:31 2017 daemon.notice netifd: radio0 (20805): Configuration file: ar/run/hostapd-phy0.conf
Tue Feb 14 09:53:31 2017 daemon.notice netifd: radio0 (20805): nl80211: deinit ifname=wlan0-1 disabled_11b_rates=0
Tue Feb 14 09:53:31 2017 daemon.notice netifd: radio0 (20805): nl80211 driver initialization failed.
Tue Feb 14 09:53:31 2017 daemon.notice netifd: radio0 (20805): wlan0-1: interface state UNINITIALIZED->DISABLED
Tue Feb 14 09:53:31 2017 daemon.notice netifd: radio0 (20805): wlan0-1: AP-DISABLED 
Tue Feb 14 09:53:31 2017 daemon.notice netifd: radio0 (20805): hostapd_free_hapd_data: Interface wlan0-1 wasn't started
Tue Feb 14 09:53:31 2017 daemon.notice netifd: radio0 (20805): cat: can't open 'ar/run/wifi-phy0.pid': No such file or directory
Tue Feb 14 09:53:31 2017 daemon.notice netifd: radio0 (20805): Command failed: Invalid argument
Tue Feb 14 09:53:31 2017 daemon.notice netifd: radio0 (20805): Device setup failed: HOSTAPD_START_FAILED

后同过朋友的测试在breed修改正常的MAC地址解决了