Comment 8 for bug 1705378

Verified on zesty, this issue was fixed.
$ uname -an
Linux u-Lenovo-V310-14ISK 4.10.0-32-generic #36-Ubuntu SMP Tue Aug 8 12:10:06 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
$ rfkill list
0: ideapad_wlan: Wireless LAN
 Soft blocked: no
 Hard blocked: yes
1: ideapad_bluetooth: Bluetooth
 Soft blocked: yes
 Hard blocked: yes
2: hci0: Bluetooth
 Soft blocked: yes
 Hard blocked: no
3: phy0: Wireless LAN
 Soft blocked: no
 Hard blocked: no

$ uname -an
Linux u-Lenovo-V310-14ISK 4.10.0-33-generic #37-Ubuntu SMP Fri Aug 11 10:55:28 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
$ rfkill list
0: ideapad_wlan: Wireless LAN
 Soft blocked: no
 Hard blocked: no
1: ideapad_bluetooth: Bluetooth
 Soft blocked: yes
 Hard blocked: no
2: hci0: Bluetooth
 Soft blocked: yes
 Hard blocked: no
3: phy0: Wireless LAN
 Soft blocked: no
 Hard blocked: no