Merge branch 'bug/ets_timer_crash' into 'master'

tw9503: fix ets timer crash bug

1. tw9503: call ets_timer_disarm before calling ets_timer_setfn

2. change CHECK_AP_CONN to CHECK_STA_CONN

See merge request !414
This commit is contained in:
Jiang Jiang Jian
2017-01-12 21:33:28 +08:00