Comment 287 for bug 1239578

@Larry Finger

More info about the realtek8192
* Ubuntu 14.10
* Kernel: 3.16.0-24-generic
* dmesg output:

Initially, when I connect, I see:

IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
wlan0: authenticate with ec:43...
wlan0: send auth to ec:43 ... (try 1/3)
wlan0: authenticated
r8192ee 0000:02:00.0 wlan0: disabling HT/VHT due to WEP/TKIP use
wlan0: associate with ec:43 .. (try 1/3)
wlan0: RX AssocResp from ec:43 (capab=0xc11 status=0 aid=1)
wlan0: associated
IPv6: ADDRCONF(NETDEV_CGANGE): wlan0: link becomes ready
cfg8021: Calling CRDA for country: SE
cfg8021: Regulatory domain changed to country: SE
cfg8021: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
cfg8021: ... (data) ...
wlan0: deauthenticating from ec:43 ... by local choice (Reason: PREV_AUTH_NOT_VALID)
wlan0: sending auth
wlan0: authenticated
wlan0: associate with ...
wlan0: associated

* and then suddeny *
AP off, try to reconnect now
wlan0: Connection to AP ec:43 lost
cfg0211: World regulatory domain updated:
cfg8021: DFS Master region: unset
cfg8021: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
cfg8021: ... (data) ...
...
wlan0: authenicate with ec:43 ....
wlan: send auth (try 1/3..)
wlan: send auth (try 2/3)
wlan: send auth (try 2/3)
wlan: authentication timed out.

AP off, try to reconnect
wlan0: Cnonection to AP lost
World regulatory domain updated:
cfg8021: DFS Master region: unset
cfg8021: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
cfg8021: ... (data) ...
...
wlan0: authenicate with ec:43 ....
wlan: send auth (try 1/3..)
wlan: send auth (try 2/3)
wlan: send auth (try 2/3)
wlan: authentication timed out.

Not sure what happens exactly. I also tried an upstream kernel (3.17.3) to no avail. In fact, in the upstream, my wifi adapter doesn't seem to be active at all.