Issue title: hallon mt15i WIFI no upload speed to external IP after a few seconds, normal upload speed to internal IP.
 Issue body: Close if this is the "the kernel still has it's 0,01mbps upload speed issue" on XDA thread.

Using cm-10.2_hallon-LX-20131108-NIGHTLY.zip. 
Still no upload speed thru WIFI to external IP after a few seconds, e.g. use speedtest.net app. 
However file upload thru ftp to an internal IP works normally. 
Speedtest on another PC in the same network have normal result.

Speedtest.net result: 
DL 8.58
UL 0.07
Ping 13

log: http://pastebin.com/xQfApVEX

 Comments: 
 Comment 0: Same as #97
Wifi drops like hell

{'source': 'GithubIssues', 'repo_name_with_owner': 'LegacyXperia/local_manifests', 'issue_id': 22394264, 'repo_stars': 126.0}