You just might be out of luck for your outbound flights, but your return should net you miles in any oneworld program, as the latest news appears to indicate a join date of late December, or more plausibly perhaps 1 January 2013.
http://www.ausbt.com.au/malaysia-air...ld-in-december
That said, this post in another thread indicates a rumour about 12.12.12
Originally Posted by
dato811
If any of you do visit airliners.net there's a post in there (which I think is quite credible) that states "from the source inside MH, the joining date will be on 12.12.12 and making it the 12th OW member." So if at all it holds true, then in less than 8 weeks we will be able to start using OW status on MH.